D7net Mini Sh3LL v1
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<?php
/**
* Dummy class for fetching into a class.
*
* PDO supports using a new instance of an arbitrary class for records
* rather than just a stdClass or array. This class is for testing that
* functionality. (See testQueryFetchClass() below)
*/
class FakeRecord { }
/**
* Base test class for databases.
*
* Because all database tests share the same test data, we can centralize that
* here.
*/
class DatabaseTestCase extends DrupalWebTestCase {
protected $profile = 'testing';
function setUp() {
parent::setUp('database_test');
$schema['test'] = drupal_get_schema('test');
$schema['test_people'] = drupal_get_schema('test_people');
$schema['test_people_copy'] = drupal_get_schema('test_people_copy');
$schema['test_one_blob'] = drupal_get_schema('test_one_blob');
$schema['test_two_blobs'] = drupal_get_schema('test_two_blobs');
$schema['test_task'] = drupal_get_schema('test_task');
$schema['TEST_UPPERCASE'] = drupal_get_schema('TEST_UPPERCASE');
$this->installTables($schema);
$this->addSampleData();
}
/**
* Set up several tables needed by a certain test.
*
* @param $schema
* An array of table definitions to install.
*/
function installTables($schema) {
// This ends up being a test for table drop and create, too, which is nice.
foreach ($schema as $name => $data) {
if (db_table_exists($name)) {
db_drop_table($name);
}
db_create_table($name, $data);
}
foreach ($schema as $name => $data) {
$this->assertTrue(db_table_exists($name), format_string('Table @name created successfully.', array('@name' => $name)));
}
}
/**
* Set up tables for NULL handling.
*/
function ensureSampleDataNull() {
$schema['test_null'] = drupal_get_schema('test_null');
$this->installTables($schema);
db_insert('test_null')
->fields(array('name', 'age'))
->values(array(
'name' => 'Kermit',
'age' => 25,
))
->values(array(
'name' => 'Fozzie',
'age' => NULL,
))
->values(array(
'name' => 'Gonzo',
'age' => 27,
))
->execute();
}
/**
* Setup our sample data.
*
* These are added using db_query(), since we're not trying to test the
* INSERT operations here, just populate.
*/
function addSampleData() {
// We need the IDs, so we can't use a multi-insert here.
$john = db_insert('test')
->fields(array(
'name' => 'John',
'age' => 25,
'job' => 'Singer',
))
->execute();
$george = db_insert('test')
->fields(array(
'name' => 'George',
'age' => 27,
'job' => 'Singer',
))
->execute();
$ringo = db_insert('test')
->fields(array(
'name' => 'Ringo',
'age' => 28,
'job' => 'Drummer',
))
->execute();
$paul = db_insert('test')
->fields(array(
'name' => 'Paul',
'age' => 26,
'job' => 'Songwriter',
))
->execute();
db_insert('test_people')
->fields(array(
'name' => 'Meredith',
'age' => 30,
'job' => 'Speaker',
))
->execute();
db_insert('test_task')
->fields(array('pid', 'task', 'priority'))
->values(array(
'pid' => $john,
'task' => 'eat',
'priority' => 3,
))
->values(array(
'pid' => $john,
'task' => 'sleep',
'priority' => 4,
))
->values(array(
'pid' => $john,
'task' => 'code',
'priority' => 1,
))
->values(array(
'pid' => $george,
'task' => 'sing',
'priority' => 2,
))
->values(array(
'pid' => $george,
'task' => 'sleep',
'priority' => 2,
))
->values(array(
'pid' => $paul,
'task' => 'found new band',
'priority' => 1,
))
->values(array(
'pid' => $paul,
'task' => 'perform at superbowl',
'priority' => 3,
))
->execute();
db_insert('virtual')
->fields(array(
'function' => 'Function value 1',
))
->execute();
}
}
/**
* Test connection management.
*/
class DatabaseConnectionTestCase extends DatabaseTestCase {
public static function getInfo() {
return array(
'name' => 'Connection tests',
'description' => 'Tests of the core database system.',
'group' => 'Database',
);
}
/**
* Test that connections return appropriate connection objects.
*/
function testConnectionRouting() {
// Clone the master credentials to a slave connection.
// Note this will result in two independent connection objects that happen
// to point to the same place.
$connection_info = Database::getConnectionInfo('default');
Database::addConnectionInfo('default', 'slave', $connection_info['default']);
$db1 = Database::getConnection('default', 'default');
$db2 = Database::getConnection('slave', 'default');
$this->assertNotNull($db1, 'default connection is a real connection object.');
$this->assertNotNull($db2, 'slave connection is a real connection object.');
$this->assertNotIdentical($db1, $db2, 'Each target refers to a different connection.');
// Try to open those targets another time, that should return the same objects.
$db1b = Database::getConnection('default', 'default');
$db2b = Database::getConnection('slave', 'default');
$this->assertIdentical($db1, $db1b, 'A second call to getConnection() returns the same object.');
$this->assertIdentical($db2, $db2b, 'A second call to getConnection() returns the same object.');
// Try to open an unknown target.
$unknown_target = $this->randomName();
$db3 = Database::getConnection($unknown_target, 'default');
$this->assertNotNull($db3, 'Opening an unknown target returns a real connection object.');
$this->assertIdentical($db1, $db3, 'An unknown target opens the default connection.');
// Try to open that unknown target another time, that should return the same object.
$db3b = Database::getConnection($unknown_target, 'default');
$this->assertIdentical($db3, $db3b, 'A second call to getConnection() returns the same object.');
}
/**
* Test that connections return appropriate connection objects.
*/
function testConnectionRoutingOverride() {
// Clone the master credentials to a slave connection.
// Note this will result in two independent connection objects that happen
// to point to the same place.
$connection_info = Database::getConnectionInfo('default');
Database::addConnectionInfo('default', 'slave', $connection_info['default']);
Database::ignoreTarget('default', 'slave');
$db1 = Database::getConnection('default', 'default');
$db2 = Database::getConnection('slave', 'default');
$this->assertIdentical($db1, $db2, 'Both targets refer to the same connection.');
}
/**
* Tests the closing of a database connection.
*/
function testConnectionClosing() {
// Open the default target so we have an object to compare.
$db1 = Database::getConnection('default', 'default');
// Try to close the default connection, then open a new one.
Database::closeConnection('default', 'default');
$db2 = Database::getConnection('default', 'default');
// Opening a connection after closing it should yield an object different than the original.
$this->assertNotIdentical($db1, $db2, 'Opening the default connection after it is closed returns a new object.');
}
/**
* Tests the connection options of the active database.
*/
function testConnectionOptions() {
$connection_info = Database::getConnectionInfo('default');
// Be sure we're connected to the default database.
$db = Database::getConnection('default', 'default');
$connectionOptions = $db->getConnectionOptions();
// In the MySQL driver, the port can be different, so check individual
// options.
$this->assertEqual($connection_info['default']['driver'], $connectionOptions['driver'], 'The default connection info driver matches the current connection options driver.');
$this->assertEqual($connection_info['default']['database'], $connectionOptions['database'], 'The default connection info database matches the current connection options database.');
// Set up identical slave and confirm connection options are identical.
Database::addConnectionInfo('default', 'slave', $connection_info['default']);
$db2 = Database::getConnection('slave', 'default');
$connectionOptions2 = $db2->getConnectionOptions();
// Get a fresh copy of the default connection options.
$connectionOptions = $db->getConnectionOptions();
$this->assertIdentical($connectionOptions, $connectionOptions2, 'The default and slave connection options are identical.');
// Set up a new connection with different connection info.
$test = $connection_info['default'];
$test['database'] .= 'test';
Database::addConnectionInfo('test', 'default', $test);
$connection_info = Database::getConnectionInfo('test');
// Get a fresh copy of the default connection options.
$connectionOptions = $db->getConnectionOptions();
$this->assertNotEqual($connection_info['default']['database'], $connectionOptions['database'], 'The test connection info database does not match the current connection options database.');
}
}
/**
* Test cloning Select queries.
*/
class DatabaseSelectCloneTest extends DatabaseTestCase {
public static function getInfo() {
return array(
'name' => 'Select tests, cloning',
'description' => 'Test cloning Select queries.',
'group' => 'Database',
);
}
/**
* Test that subqueries as value within conditions are cloned properly.
*/
function testSelectConditionSubQueryCloning() {
$subquery = db_select('test', 't');
$subquery->addField('t', 'id', 'id');
$subquery->condition('age', 28, '<');
$query = db_select('test', 't');
$query->addField('t', 'name', 'name');
$query->condition('id', $subquery, 'IN');
$clone = clone $query;
// Cloned query should not be altered by the following modification
// happening on original query.
$subquery->condition('age', 25, '>');
$clone_result = $clone->countQuery()->execute()->fetchField();
$query_result = $query->countQuery()->execute()->fetchField();
// Make sure the cloned query has not been modified
$this->assertEqual(3, $clone_result, 'The cloned query returns the expected number of rows');
$this->assertEqual(2, $query_result, 'The query returns the expected number of rows');
}
}
/**
* Test fetch actions, part 1.
*
* We get timeout errors if we try to run too many tests at once.
*/
class DatabaseFetchTestCase extends DatabaseTestCase {
public static function getInfo() {
return array(
'name' => 'Fetch tests',
'description' => 'Test the Database system\'s various fetch capabilities.',
'group' => 'Database',
);
}
/**
* Confirm that we can fetch a record properly in default object mode.
*/
function testQueryFetchDefault() {
$records = array();
$result = db_query('SELECT name FROM {test} WHERE age = :age', array(':age' => 25));
$this->assertTrue($result instanceof DatabaseStatementInterface, 'Result set is a Drupal statement object.');
foreach ($result as $record) {
$records[] = $record;
$this->assertTrue(is_object($record), 'Record is an object.');
$this->assertIdentical($record->name, 'John', '25 year old is John.');
}
$this->assertIdentical(count($records), 1, 'There is only one record.');
}
/**
* Confirm that we can fetch a record to an object explicitly.
*/
function testQueryFetchObject() {
$records = array();
$result = db_query('SELECT name FROM {test} WHERE age = :age', array(':age' => 25), array('fetch' => PDO::FETCH_OBJ));
foreach ($result as $record) {
$records[] = $record;
$this->assertTrue(is_object($record), 'Record is an object.');
$this->assertIdentical($record->name, 'John', '25 year old is John.');
}
$this->assertIdentical(count($records), 1, 'There is only one record.');
}
/**
* Confirm that we can fetch a record to an array associative explicitly.
*/
function testQueryFetchArray() {
$records = array();
$result = db_query('SELECT name FROM {test} WHERE age = :age', array(':age' => 25), array('fetch' => PDO::FETCH_ASSOC));
foreach ($result as $record) {
$records[] = $record;
if ($this->assertTrue(is_array($record), 'Record is an array.')) {
$this->assertIdentical($record['name'], 'John', 'Record can be accessed associatively.');
}
}
$this->assertIdentical(count($records), 1, 'There is only one record.');
}
/**
* Confirm that we can fetch a record into a new instance of a custom class.
*
* @see FakeRecord
*/
function testQueryFetchClass() {
$records = array();
$result = db_query('SELECT name FROM {test} WHERE age = :age', array(':age' => 25), array('fetch' => 'FakeRecord'));
foreach ($result as $record) {
$records[] = $record;
if ($this->assertTrue($record instanceof FakeRecord, 'Record is an object of class FakeRecord.')) {
$this->assertIdentical($record->name, 'John', '25 year old is John.');
}
}
$this->assertIdentical(count($records), 1, 'There is only one record.');
}
}
/**
* Test fetch actions, part 2.
*
* We get timeout errors if we try to run too many tests at once.
*/
class DatabaseFetch2TestCase extends DatabaseTestCase {
public static function getInfo() {
return array(
'name' => 'Fetch tests, part 2',
'description' => 'Test the Database system\'s various fetch capabilities.',
'group' => 'Database',
);
}
function setUp() {
parent::setUp();
}
// Confirm that we can fetch a record into an indexed array explicitly.
function testQueryFetchNum() {
$records = array();
$result = db_query('SELECT name FROM {test} WHERE age = :age', array(':age' => 25), array('fetch' => PDO::FETCH_NUM));
foreach ($result as $record) {
$records[] = $record;
if ($this->assertTrue(is_array($record), 'Record is an array.')) {
$this->assertIdentical($record[0], 'John', 'Record can be accessed numerically.');
}
}
$this->assertIdentical(count($records), 1, 'There is only one record');
}
/**
* Confirm that we can fetch a record into a doubly-keyed array explicitly.
*/
function testQueryFetchBoth() {
$records = array();
$result = db_query('SELECT name FROM {test} WHERE age = :age', array(':age' => 25), array('fetch' => PDO::FETCH_BOTH));
foreach ($result as $record) {
$records[] = $record;
if ($this->assertTrue(is_array($record), 'Record is an array.')) {
$this->assertIdentical($record[0], 'John', 'Record can be accessed numerically.');
$this->assertIdentical($record['name'], 'John', 'Record can be accessed associatively.');
}
}
$this->assertIdentical(count($records), 1, 'There is only one record.');
}
/**
* Confirm that we can fetch an entire column of a result set at once.
*/
function testQueryFetchCol() {
$records = array();
$result = db_query('SELECT name FROM {test} WHERE age > :age', array(':age' => 25));
$column = $result->fetchCol();
$this->assertIdentical(count($column), 3, 'fetchCol() returns the right number of records.');
$result = db_query('SELECT name FROM {test} WHERE age > :age', array(':age' => 25));
$i = 0;
foreach ($result as $record) {
$this->assertIdentical($record->name, $column[$i++], 'Column matches direct accesss.');
}
}
}
/**
* Test the insert builder.
*/
class DatabaseInsertTestCase extends DatabaseTestCase {
public static function getInfo() {
return array(
'name' => 'Insert tests',
'description' => 'Test the Insert query builder.',
'group' => 'Database',
);
}
/**
* Test the very basic insert functionality.
*/
function testSimpleInsert() {
$num_records_before = db_query('SELECT COUNT(*) FROM {test}')->fetchField();
$query = db_insert('test');
$query->fields(array(
'name' => 'Yoko',
'age' => '29',
));
$query->execute();
$num_records_after = db_query('SELECT COUNT(*) FROM {test}')->fetchField();
$this->assertIdentical($num_records_before + 1, (int) $num_records_after, 'Record inserts correctly.');
$saved_age = db_query('SELECT age FROM {test} WHERE name = :name', array(':name' => 'Yoko'))->fetchField();
$this->assertIdentical($saved_age, '29', 'Can retrieve after inserting.');
}
/**
* Test that we can insert multiple records in one query object.
*/
function testMultiInsert() {
$num_records_before = (int) db_query('SELECT COUNT(*) FROM {test}')->fetchField();
$query = db_insert('test');
$query->fields(array(
'name' => 'Larry',
'age' => '30',
));
// We should be able to specify values in any order if named.
$query->values(array(
'age' => '31',
'name' => 'Curly',
));
// We should be able to say "use the field order".
// This is not the recommended mechanism for most cases, but it should work.
$query->values(array('Moe', '32'));
$query->execute();
$num_records_after = (int) db_query('SELECT COUNT(*) FROM {test}')->fetchField();
$this->assertIdentical($num_records_before + 3, $num_records_after, 'Record inserts correctly.');
$saved_age = db_query('SELECT age FROM {test} WHERE name = :name', array(':name' => 'Larry'))->fetchField();
$this->assertIdentical($saved_age, '30', 'Can retrieve after inserting.');
$saved_age = db_query('SELECT age FROM {test} WHERE name = :name', array(':name' => 'Curly'))->fetchField();
$this->assertIdentical($saved_age, '31', 'Can retrieve after inserting.');
$saved_age = db_query('SELECT age FROM {test} WHERE name = :name', array(':name' => 'Moe'))->fetchField();
$this->assertIdentical($saved_age, '32', 'Can retrieve after inserting.');
}
/**
* Test that an insert object can be reused with new data after it executes.
*/
function testRepeatedInsert() {
$num_records_before = db_query('SELECT COUNT(*) FROM {test}')->fetchField();
$query = db_insert('test');
$query->fields(array(
'name' => 'Larry',
'age' => '30',
));
$query->execute(); // This should run the insert, but leave the fields intact.
// We should be able to specify values in any order if named.
$query->values(array(
'age' => '31',
'name' => 'Curly',
));
$query->execute();
// We should be able to say "use the field order".
$query->values(array('Moe', '32'));
$query->execute();
$num_records_after = db_query('SELECT COUNT(*) FROM {test}')->fetchField();
$this->assertIdentical((int) $num_records_before + 3, (int) $num_records_after, 'Record inserts correctly.');
$saved_age = db_query('SELECT age FROM {test} WHERE name = :name', array(':name' => 'Larry'))->fetchField();
$this->assertIdentical($saved_age, '30', 'Can retrieve after inserting.');
$saved_age = db_query('SELECT age FROM {test} WHERE name = :name', array(':name' => 'Curly'))->fetchField();
$this->assertIdentical($saved_age, '31', 'Can retrieve after inserting.');
$saved_age = db_query('SELECT age FROM {test} WHERE name = :name', array(':name' => 'Moe'))->fetchField();
$this->assertIdentical($saved_age, '32', 'Can retrieve after inserting.');
}
/**
* Test that we can specify fields without values and specify values later.
*/
function testInsertFieldOnlyDefinintion() {
// This is useful for importers, when we want to create a query and define
// its fields once, then loop over a multi-insert execution.
db_insert('test')
->fields(array('name', 'age'))
->values(array('Larry', '30'))
->values(array('Curly', '31'))
->values(array('Moe', '32'))
->execute();
$saved_age = db_query('SELECT age FROM {test} WHERE name = :name', array(':name' => 'Larry'))->fetchField();
$this->assertIdentical($saved_age, '30', 'Can retrieve after inserting.');
$saved_age = db_query('SELECT age FROM {test} WHERE name = :name', array(':name' => 'Curly'))->fetchField();
$this->assertIdentical($saved_age, '31', 'Can retrieve after inserting.');
$saved_age = db_query('SELECT age FROM {test} WHERE name = :name', array(':name' => 'Moe'))->fetchField();
$this->assertIdentical($saved_age, '32', 'Can retrieve after inserting.');
}
/**
* Test that inserts return the proper auto-increment ID.
*/
function testInsertLastInsertID() {
$id = db_insert('test')
->fields(array(
'name' => 'Larry',
'age' => '30',
))
->execute();
$this->assertIdentical($id, '5', 'Auto-increment ID returned successfully.');
}
/**
* Test that the INSERT INTO ... SELECT (fields) ... syntax works.
*/
function testInsertSelectFields() {
$query = db_select('test_people', 'tp');
// The query builder will always append expressions after fields.
// Add the expression first to test that the insert fields are correctly
// re-ordered.
$query->addExpression('tp.age', 'age');
$query
->fields('tp', array('name','job'))
->condition('tp.name', 'Meredith');
// The resulting query should be equivalent to:
// INSERT INTO test (age, name, job)
// SELECT tp.age AS age, tp.name AS name, tp.job AS job
// FROM test_people tp
// WHERE tp.name = 'Meredith'
db_insert('test')
->from($query)
->execute();
$saved_age = db_query('SELECT age FROM {test} WHERE name = :name', array(':name' => 'Meredith'))->fetchField();
$this->assertIdentical($saved_age, '30', 'Can retrieve after inserting.');
}
/**
* Tests that the INSERT INTO ... SELECT * ... syntax works.
*/
function testInsertSelectAll() {
$query = db_select('test_people', 'tp')
->fields('tp')
->condition('tp.name', 'Meredith');
// The resulting query should be equivalent to:
// INSERT INTO test_people_copy
// SELECT *
// FROM test_people tp
// WHERE tp.name = 'Meredith'
db_insert('test_people_copy')
->from($query)
->execute();
$saved_age = db_query('SELECT age FROM {test_people_copy} WHERE name = :name', array(':name' => 'Meredith'))->fetchField();
$this->assertIdentical($saved_age, '30', 'Can retrieve after inserting.');
}
}
/**
* Insert tests using LOB fields, which are weird on some databases.
*/
class DatabaseInsertLOBTestCase extends DatabaseTestCase {
public static function getInfo() {
return array(
'name' => 'Insert tests, LOB fields',
'description' => 'Test the Insert query builder with LOB fields.',
'group' => 'Database',
);
}
/**
* Test that we can insert a single blob field successfully.
*/
function testInsertOneBlob() {
$data = "This is\000a test.";
$this->assertTrue(strlen($data) === 15, 'Test data contains a NULL.');
$id = db_insert('test_one_blob')
->fields(array('blob1' => $data))
->execute();
$r = db_query('SELECT * FROM {test_one_blob} WHERE id = :id', array(':id' => $id))->fetchAssoc();
$this->assertTrue($r['blob1'] === $data, format_string('Can insert a blob: id @id, @data.', array('@id' => $id, '@data' => serialize($r))));
}
/**
* Test that we can insert multiple blob fields in the same query.
*/
function testInsertMultipleBlob() {
$id = db_insert('test_two_blobs')
->fields(array(
'blob1' => 'This is',
'blob2' => 'a test',
))
->execute();
$r = db_query('SELECT * FROM {test_two_blobs} WHERE id = :id', array(':id' => $id))->fetchAssoc();
$this->assertTrue($r['blob1'] === 'This is' && $r['blob2'] === 'a test', 'Can insert multiple blobs per row.');
}
}
/**
* Insert tests for "database default" values.
*/
class DatabaseInsertDefaultsTestCase extends DatabaseTestCase {
public static function getInfo() {
return array(
'name' => 'Insert tests, default fields',
'description' => 'Test the Insert query builder with default values.',
'group' => 'Database',
);
}
/**
* Test that we can run a query that is "default values for everything".
*/
function testDefaultInsert() {
$query = db_insert('test')->useDefaults(array('job'));
$id = $query->execute();
$schema = drupal_get_schema('test');
$job = db_query('SELECT job FROM {test} WHERE id = :id', array(':id' => $id))->fetchField();
$this->assertEqual($job, $schema['fields']['job']['default'], 'Default field value is set.');
}
/**
* Test that no action will be preformed if no fields are specified.
*/
function testDefaultEmptyInsert() {
$num_records_before = (int) db_query('SELECT COUNT(*) FROM {test}')->fetchField();
try {
$result = db_insert('test')->execute();
// This is only executed if no exception has been thrown.
$this->fail('Expected exception NoFieldsException has not been thrown.');
} catch (NoFieldsException $e) {
$this->pass('Expected exception NoFieldsException has been thrown.');
}
$num_records_after = (int) db_query('SELECT COUNT(*) FROM {test}')->fetchField();
$this->assertIdentical($num_records_before, $num_records_after, 'Do nothing as no fields are specified.');
}
/**
* Test that we can insert fields with values and defaults in the same query.
*/
function testDefaultInsertWithFields() {
$query = db_insert('test')
->fields(array('name' => 'Bob'))
->useDefaults(array('job'));
$id = $query->execute();
$schema = drupal_get_schema('test');
$job = db_query('SELECT job FROM {test} WHERE id = :id', array(':id' => $id))->fetchField();
$this->assertEqual($job, $schema['fields']['job']['default'], 'Default field value is set.');
}
}
/**
* Update builder tests.
*/
class DatabaseUpdateTestCase extends DatabaseTestCase {
public static function getInfo() {
return array(
'name' => 'Update tests',
'description' => 'Test the Update query builder.',
'group' => 'Database',
);
}
/**
* Confirm that we can update a single record successfully.
*/
function testSimpleUpdate() {
$num_updated = db_update('test')
->fields(array('name' => 'Tiffany'))
->condition('id', 1)
->execute();
$this->assertIdentical($num_updated, 1, 'Updated 1 record.');
$saved_name = db_query('SELECT name FROM {test} WHERE id = :id', array(':id' => 1))->fetchField();
$this->assertIdentical($saved_name, 'Tiffany', 'Updated name successfully.');
}
/**
* Confirm updating to NULL.
*/
function testSimpleNullUpdate() {
$this->ensureSampleDataNull();
$num_updated = db_update('test_null')
->fields(array('age' => NULL))
->condition('name', 'Kermit')
->execute();
$this->assertIdentical($num_updated, 1, 'Updated 1 record.');
$saved_age = db_query('SELECT age FROM {test_null} WHERE name = :name', array(':name' => 'Kermit'))->fetchField();
$this->assertNull($saved_age, 'Updated name successfully.');
}
/**
* Confirm that we can update a multiple records successfully.
*/
function testMultiUpdate() {
$num_updated = db_update('test')
->fields(array('job' => 'Musician'))
->condition('job', 'Singer')
->execute();
$this->assertIdentical($num_updated, 2, 'Updated 2 records.');
$num_matches = db_query('SELECT COUNT(*) FROM {test} WHERE job = :job', array(':job' => 'Musician'))->fetchField();
$this->assertIdentical($num_matches, '2', 'Updated fields successfully.');
}
/**
* Confirm that we can update a multiple records with a non-equality condition.
*/
function testMultiGTUpdate() {
$num_updated = db_update('test')
->fields(array('job' => 'Musician'))
->condition('age', 26, '>')
->execute();
$this->assertIdentical($num_updated, 2, 'Updated 2 records.');
$num_matches = db_query('SELECT COUNT(*) FROM {test} WHERE job = :job', array(':job' => 'Musician'))->fetchField();
$this->assertIdentical($num_matches, '2', 'Updated fields successfully.');
}
/**
* Confirm that we can update a multiple records with a where call.
*/
function testWhereUpdate() {
$num_updated = db_update('test')
->fields(array('job' => 'Musician'))
->where('age > :age', array(':age' => 26))
->execute();
$this->assertIdentical($num_updated, 2, 'Updated 2 records.');
$num_matches = db_query('SELECT COUNT(*) FROM {test} WHERE job = :job', array(':job' => 'Musician'))->fetchField();
$this->assertIdentical($num_matches, '2', 'Updated fields successfully.');
}
/**
* Confirm that we can stack condition and where calls.
*/
function testWhereAndConditionUpdate() {
$update = db_update('test')
->fields(array('job' => 'Musician'))
->where('age > :age', array(':age' => 26))
->condition('name', 'Ringo');
$num_updated = $update->execute();
$this->assertIdentical($num_updated, 1, 'Updated 1 record.');
$num_matches = db_query('SELECT COUNT(*) FROM {test} WHERE job = :job', array(':job' => 'Musician'))->fetchField();
$this->assertIdentical($num_matches, '1', 'Updated fields successfully.');
}
/**
* Test updating with expressions.
*/
function testExpressionUpdate() {
// Set age = 1 for a single row for this test to work.
db_update('test')
->condition('id', 1)
->fields(array('age' => 1))
->execute();
// Ensure that expressions are handled properly. This should set every
// record's age to a square of itself. The number of affected rows returned
// by db_update() will vary across different database engines and versions:
// - MySQL / InnoDB: changed rows only
// - MySQL / MyISAM: changed rows only
// - PostgreSQL: all rows matched by the query
// - SQLite: changed rows only (see workaround in UpdateQuery_sqlite)
// All database engines will change only three of the four records in the
// table since 1*1 = 1. However, the pgsql driver will return the number of
// rows matched rather than the number changed.
// @see https://www.drupal.org/project/drupal/issues/805858
// @see https://www.drupal.org/project/drupal/issues/3264471
$connection = Database::getConnection()->getConnectionOptions();
$expected_rows = 3;
if ($connection['driver'] === 'pgsql') {
$expected_rows ++;
}
$num_rows = db_update('test')
->expression('age', 'age * age')
->execute();
$this->assertIdentical($num_rows, $expected_rows, 'Number of affected rows are returned.');
$saved_name = db_query('SELECT name FROM {test} WHERE age = :age', array(':age' => pow(26, 2)))->fetchField();
$this->assertIdentical('Paul', $saved_name, 'Successfully updated values using an algebraic expression.');
}
}
/**
* Tests for more complex update statements.
*/
class DatabaseUpdateComplexTestCase extends DatabaseTestCase {
public static function getInfo() {
return array(
'name' => 'Update tests, Complex',
'description' => 'Test the Update query builder, complex queries.',
'group' => 'Database',
);
}
/**
* Test updates with OR conditionals.
*/
function testOrConditionUpdate() {
$update = db_update('test')
->fields(array('job' => 'Musician'))
->condition(db_or()
->condition('name', 'John')
->condition('name', 'Paul')
);
$num_updated = $update->execute();
$this->assertIdentical($num_updated, 2, 'Updated 2 records.');
$num_matches = db_query('SELECT COUNT(*) FROM {test} WHERE job = :job', array(':job' => 'Musician'))->fetchField();
$this->assertIdentical($num_matches, '2', 'Updated fields successfully.');
}
/**
* Test WHERE IN clauses.
*/
function testInConditionUpdate() {
$num_updated = db_update('test')
->fields(array('job' => 'Musician'))
->condition('name', array('John', 'Paul'), 'IN')
->execute();
$this->assertIdentical($num_updated, 2, 'Updated 2 records.');
$num_matches = db_query('SELECT COUNT(*) FROM {test} WHERE job = :job', array(':job' => 'Musician'))->fetchField();
$this->assertIdentical($num_matches, '2', 'Updated fields successfully.');
}
/**
* Test WHERE NOT IN clauses.
*/
function testNotInConditionUpdate() {
// The o is lowercase in the 'NoT IN' operator, to make sure the operators
// work in mixed case.
$num_updated = db_update('test')
->fields(array('job' => 'Musician'))
->condition('name', array('John', 'Paul', 'George'), 'NoT IN')
->execute();
$this->assertIdentical($num_updated, 1, 'Updated 1 record.');
$num_matches = db_query('SELECT COUNT(*) FROM {test} WHERE job = :job', array(':job' => 'Musician'))->fetchField();
$this->assertIdentical($num_matches, '1', 'Updated fields successfully.');
}
/**
* Test BETWEEN conditional clauses.
*/
function testBetweenConditionUpdate() {
$num_updated = db_update('test')
->fields(array('job' => 'Musician'))
->condition('age', array(25, 26), 'BETWEEN')
->execute();
$this->assertIdentical($num_updated, 2, 'Updated 2 records.');
$num_matches = db_query('SELECT COUNT(*) FROM {test} WHERE job = :job', array(':job' => 'Musician'))->fetchField();
$this->assertIdentical($num_matches, '2', 'Updated fields successfully.');
}
/**
* Test LIKE conditionals.
*/
function testLikeConditionUpdate() {
$num_updated = db_update('test')
->fields(array('job' => 'Musician'))
->condition('name', '%ge%', 'LIKE')
->execute();
$this->assertIdentical($num_updated, 1, 'Updated 1 record.');
$num_matches = db_query('SELECT COUNT(*) FROM {test} WHERE job = :job', array(':job' => 'Musician'))->fetchField();
$this->assertIdentical($num_matches, '1', 'Updated fields successfully.');
}
/**
* Test update with expression values.
*/
function testUpdateExpression() {
$before_age = db_query('SELECT age FROM {test} WHERE name = :name', array(':name' => 'Ringo'))->fetchField();
$GLOBALS['larry_test'] = 1;
$num_updated = db_update('test')
->condition('name', 'Ringo')
->fields(array('job' => 'Musician'))
->expression('age', 'age + :age', array(':age' => 4))
->execute();
$this->assertIdentical($num_updated, 1, 'Updated 1 record.');
$num_matches = db_query('SELECT COUNT(*) FROM {test} WHERE job = :job', array(':job' => 'Musician'))->fetchField();
$this->assertIdentical($num_matches, '1', 'Updated fields successfully.');
$person = db_query('SELECT * FROM {test} WHERE name = :name', array(':name' => 'Ringo'))->fetch();
$this->assertEqual($person->name, 'Ringo', 'Name set correctly.');
$this->assertEqual($person->age, $before_age + 4, 'Age set correctly.');
$this->assertEqual($person->job, 'Musician', 'Job set correctly.');
$GLOBALS['larry_test'] = 0;
}
/**
* Test update with only expression values.
*/
function testUpdateOnlyExpression() {
$before_age = db_query('SELECT age FROM {test} WHERE name = :name', array(':name' => 'Ringo'))->fetchField();
$num_updated = db_update('test')
->condition('name', 'Ringo')
->expression('age', 'age + :age', array(':age' => 4))
->execute();
$this->assertIdentical($num_updated, 1, 'Updated 1 record.');
$after_age = db_query('SELECT age FROM {test} WHERE name = :name', array(':name' => 'Ringo'))->fetchField();
$this->assertEqual($before_age + 4, $after_age, 'Age updated correctly');
}
}
/**
* Test update queries involving LOB values.
*/
class DatabaseUpdateLOBTestCase extends DatabaseTestCase {
public static function getInfo() {
return array(
'name' => 'Update tests, LOB',
'description' => 'Test the Update query builder with LOB fields.',
'group' => 'Database',
);
}
/**
* Confirm that we can update a blob column.
*/
function testUpdateOneBlob() {
$data = "This is\000a test.";
$this->assertTrue(strlen($data) === 15, 'Test data contains a NULL.');
$id = db_insert('test_one_blob')
->fields(array('blob1' => $data))
->execute();
$data .= $data;
db_update('test_one_blob')
->condition('id', $id)
->fields(array('blob1' => $data))
->execute();
$r = db_query('SELECT * FROM {test_one_blob} WHERE id = :id', array(':id' => $id))->fetchAssoc();
$this->assertTrue($r['blob1'] === $data, format_string('Can update a blob: id @id, @data.', array('@id' => $id, '@data' => serialize($r))));
}
/**
* Confirm that we can update two blob columns in the same table.
*/
function testUpdateMultipleBlob() {
$id = db_insert('test_two_blobs')
->fields(array(
'blob1' => 'This is',
'blob2' => 'a test',
))
->execute();
db_update('test_two_blobs')
->condition('id', $id)
->fields(array('blob1' => 'and so', 'blob2' => 'is this'))
->execute();
$r = db_query('SELECT * FROM {test_two_blobs} WHERE id = :id', array(':id' => $id))->fetchAssoc();
$this->assertTrue($r['blob1'] === 'and so' && $r['blob2'] === 'is this', 'Can update multiple blobs per row.');
}
}
/**
* Delete/Truncate tests.
*
* The DELETE tests are not as extensive, as all of the interesting code for
* DELETE queries is in the conditional which is identical to the UPDATE and
* SELECT conditional handling.
*
* The TRUNCATE tests are not extensive either, because the behavior of
* TRUNCATE queries is not consistent across database engines. We only test
* that a TRUNCATE query actually deletes all rows from the target table.
*/
class DatabaseDeleteTruncateTestCase extends DatabaseTestCase {
public static function getInfo() {
return array(
'name' => 'Delete/Truncate tests',
'description' => 'Test the Delete and Truncate query builders.',
'group' => 'Database',
);
}
/**
* Confirm that we can use a subselect in a delete successfully.
*/
function testSubselectDelete() {
$num_records_before = db_query('SELECT COUNT(*) FROM {test_task}')->fetchField();
$pid_to_delete = db_query("SELECT * FROM {test_task} WHERE task = 'sleep'")->fetchField();
$subquery = db_select('test', 't')
->fields('t', array('id'))
->condition('t.id', array($pid_to_delete), 'IN');
$delete = db_delete('test_task')
->condition('task', 'sleep')
->condition('pid', $subquery, 'IN');
$num_deleted = $delete->execute();
$this->assertEqual($num_deleted, 1, "Deleted 1 record.");
$num_records_after = db_query('SELECT COUNT(*) FROM {test_task}')->fetchField();
$this->assertEqual($num_records_before, $num_records_after + $num_deleted, 'Deletion adds up.');
}
/**
* Confirm that we can delete a single record successfully.
*/
function testSimpleDelete() {
$num_records_before = db_query('SELECT COUNT(*) FROM {test}')->fetchField();
$num_deleted = db_delete('test')
->condition('id', 1)
->execute();
$this->assertIdentical($num_deleted, 1, 'Deleted 1 record.');
$num_records_after = db_query('SELECT COUNT(*) FROM {test}')->fetchField();
$this->assertEqual($num_records_before, $num_records_after + $num_deleted, 'Deletion adds up.');
}
/**
* Confirm that we can truncate a whole table successfully.
*/
function testTruncate() {
$num_records_before = db_query("SELECT COUNT(*) FROM {test}")->fetchField();
db_truncate('test')->execute();
$num_records_after = db_query("SELECT COUNT(*) FROM {test}")->fetchField();
$this->assertEqual(0, $num_records_after, 'Truncate really deletes everything.');
}
}
/**
* Test the MERGE query builder.
*/
class DatabaseMergeTestCase extends DatabaseTestCase {
public static function getInfo() {
return array(
'name' => 'Merge tests',
'description' => 'Test the Merge query builder.',
'group' => 'Database',
);
}
/**
* Confirm that we can merge-insert a record successfully.
*/
function testMergeInsert() {
$num_records_before = db_query('SELECT COUNT(*) FROM {test_people}')->fetchField();
$result = db_merge('test_people')
->key(array('job' => 'Presenter'))
->fields(array(
'age' => 31,
'name' => 'Tiffany',
))
->execute();
$this->assertEqual($result, MergeQuery::STATUS_INSERT, 'Insert status returned.');
$num_records_after = db_query('SELECT COUNT(*) FROM {test_people}')->fetchField();
$this->assertEqual($num_records_before + 1, $num_records_after, 'Merge inserted properly.');
$person = db_query('SELECT * FROM {test_people} WHERE job = :job', array(':job' => 'Presenter'))->fetch();
$this->assertEqual($person->name, 'Tiffany', 'Name set correctly.');
$this->assertEqual($person->age, 31, 'Age set correctly.');
$this->assertEqual($person->job, 'Presenter', 'Job set correctly.');
}
/**
* Confirm that we can merge-update a record successfully.
*/
function testMergeUpdate() {
$num_records_before = db_query('SELECT COUNT(*) FROM {test_people}')->fetchField();
$result = db_merge('test_people')
->key(array('job' => 'Speaker'))
->fields(array(
'age' => 31,
'name' => 'Tiffany',
))
->execute();
$this->assertEqual($result, MergeQuery::STATUS_UPDATE, 'Update status returned.');
$num_records_after = db_query('SELECT COUNT(*) FROM {test_people}')->fetchField();
$this->assertEqual($num_records_before, $num_records_after, 'Merge updated properly.');
$person = db_query('SELECT * FROM {test_people} WHERE job = :job', array(':job' => 'Speaker'))->fetch();
$this->assertEqual($person->name, 'Tiffany', 'Name set correctly.');
$this->assertEqual($person->age, 31, 'Age set correctly.');
$this->assertEqual($person->job, 'Speaker', 'Job set correctly.');
}
/**
* Confirm that we can merge-update a record successfully, with different insert and update.
*/
function testMergeUpdateExcept() {
$num_records_before = db_query('SELECT COUNT(*) FROM {test_people}')->fetchField();
db_merge('test_people')
->key(array('job' => 'Speaker'))
->insertFields(array('age' => 31))
->updateFields(array('name' => 'Tiffany'))
->execute();
$num_records_after = db_query('SELECT COUNT(*) FROM {test_people}')->fetchField();
$this->assertEqual($num_records_before, $num_records_after, 'Merge updated properly.');
$person = db_query('SELECT * FROM {test_people} WHERE job = :job', array(':job' => 'Speaker'))->fetch();
$this->assertEqual($person->name, 'Tiffany', 'Name set correctly.');
$this->assertEqual($person->age, 30, 'Age skipped correctly.');
$this->assertEqual($person->job, 'Speaker', 'Job set correctly.');
}
/**
* Confirm that we can merge-update a record successfully, with alternate replacement.
*/
function testMergeUpdateExplicit() {
$num_records_before = db_query('SELECT COUNT(*) FROM {test_people}')->fetchField();
db_merge('test_people')
->key(array('job' => 'Speaker'))
->insertFields(array(
'age' => 31,
'name' => 'Tiffany',
))
->updateFields(array(
'name' => 'Joe',
))
->execute();
$num_records_after = db_query('SELECT COUNT(*) FROM {test_people}')->fetchField();
$this->assertEqual($num_records_before, $num_records_after, 'Merge updated properly.');
$person = db_query('SELECT * FROM {test_people} WHERE job = :job', array(':job' => 'Speaker'))->fetch();
$this->assertEqual($person->name, 'Joe', 'Name set correctly.');
$this->assertEqual($person->age, 30, 'Age skipped correctly.');
$this->assertEqual($person->job, 'Speaker', 'Job set correctly.');
}
/**
* Confirm that we can merge-update a record successfully, with expressions.
*/
function testMergeUpdateExpression() {
$num_records_before = db_query('SELECT COUNT(*) FROM {test_people}')->fetchField();
$age_before = db_query('SELECT age FROM {test_people} WHERE job = :job', array(':job' => 'Speaker'))->fetchField();
// This is a very contrived example, as I have no idea why you'd want to
// change age this way, but that's beside the point.
// Note that we are also double-setting age here, once as a literal and
// once as an expression. This test will only pass if the expression wins,
// which is what is supposed to happen.
db_merge('test_people')
->key(array('job' => 'Speaker'))
->fields(array('name' => 'Tiffany'))
->insertFields(array('age' => 31))
->expression('age', 'age + :age', array(':age' => 4))
->execute();
$num_records_after = db_query('SELECT COUNT(*) FROM {test_people}')->fetchField();
$this->assertEqual($num_records_before, $num_records_after, 'Merge updated properly.');
$person = db_query('SELECT * FROM {test_people} WHERE job = :job', array(':job' => 'Speaker'))->fetch();
$this->assertEqual($person->name, 'Tiffany', 'Name set correctly.');
$this->assertEqual($person->age, $age_before + 4, 'Age updated correctly.');
$this->assertEqual($person->job, 'Speaker', 'Job set correctly.');
}
/**
* Test that we can merge-insert without any update fields.
*/
function testMergeInsertWithoutUpdate() {
$num_records_before = db_query('SELECT COUNT(*) FROM {test_people}')->fetchField();
db_merge('test_people')
->key(array('job' => 'Presenter'))
->execute();
$num_records_after = db_query('SELECT COUNT(*) FROM {test_people}')->fetchField();
$this->assertEqual($num_records_before + 1, $num_records_after, 'Merge inserted properly.');
$person = db_query('SELECT * FROM {test_people} WHERE job = :job', array(':job' => 'Presenter'))->fetch();
$this->assertEqual($person->name, '', 'Name set correctly.');
$this->assertEqual($person->age, 0, 'Age set correctly.');
$this->assertEqual($person->job, 'Presenter', 'Job set correctly.');
}
/**
* Confirm that we can merge-update without any update fields.
*/
function testMergeUpdateWithoutUpdate() {
$num_records_before = db_query('SELECT COUNT(*) FROM {test_people}')->fetchField();
db_merge('test_people')
->key(array('job' => 'Speaker'))
->execute();
$num_records_after = db_query('SELECT COUNT(*) FROM {test_people}')->fetchField();
$this->assertEqual($num_records_before, $num_records_after, 'Merge skipped properly.');
$person = db_query('SELECT * FROM {test_people} WHERE job = :job', array(':job' => 'Speaker'))->fetch();
$this->assertEqual($person->name, 'Meredith', 'Name skipped correctly.');
$this->assertEqual($person->age, 30, 'Age skipped correctly.');
$this->assertEqual($person->job, 'Speaker', 'Job skipped correctly.');
db_merge('test_people')
->key(array('job' => 'Speaker'))
->insertFields(array('age' => 31))
->execute();
$num_records_after = db_query('SELECT COUNT(*) FROM {test_people}')->fetchField();
$this->assertEqual($num_records_before, $num_records_after, 'Merge skipped properly.');
$person = db_query('SELECT * FROM {test_people} WHERE job = :job', array(':job' => 'Speaker'))->fetch();
$this->assertEqual($person->name, 'Meredith', 'Name skipped correctly.');
$this->assertEqual($person->age, 30, 'Age skipped correctly.');
$this->assertEqual($person->job, 'Speaker', 'Job skipped correctly.');
}
/**
* Test that an invalid merge query throws an exception like it is supposed to.
*/
function testInvalidMerge() {
try {
// This query should die because there is no key field specified.
db_merge('test_people')
->fields(array(
'age' => 31,
'name' => 'Tiffany',
))
->execute();
}
catch (InvalidMergeQueryException $e) {
$this->pass('InvalidMergeQueryException thrown for invalid query.');
return;
}
$this->fail('No InvalidMergeQueryException thrown');
}
}
/**
* Test the SELECT builder.
*/
class DatabaseSelectTestCase extends DatabaseTestCase {
public static function getInfo() {
return array(
'name' => 'Select tests',
'description' => 'Test the Select query builder.',
'group' => 'Database',
);
}
/**
* Test rudimentary SELECT statements.
*/
function testSimpleSelect() {
$query = db_select('test');
$name_field = $query->addField('test', 'name');
$age_field = $query->addField('test', 'age', 'age');
$result = $query->execute();
$num_records = 0;
foreach ($result as $record) {
$num_records++;
}
$this->assertEqual($num_records, 4, 'Returned the correct number of rows.');
}
/**
* Test rudimentary SELECT statement with a COMMENT.
*/
function testSimpleComment() {
$query = db_select('test')->comment('Testing query comments');
$name_field = $query->addField('test', 'name');
$age_field = $query->addField('test', 'age', 'age');
$result = $query->execute();
$num_records = 0;
foreach ($result as $record) {
$num_records++;
}
$query = (string)$query;
$expected = "/* Testing query comments */ SELECT test.name AS name, test.age AS age\nFROM \n{test} test";
$this->assertEqual($num_records, 4, 'Returned the correct number of rows.');
$this->assertEqual($query, $expected, 'The flattened query contains the comment string.');
}
/**
* Test query COMMENT system against vulnerabilities.
*/
function testVulnerableComment() {
$query = db_select('test')->comment('Testing query comments */ SELECT nid FROM {node}; --');
$name_field = $query->addField('test', 'name');
$age_field = $query->addField('test', 'age', 'age');
$result = $query->execute();
$num_records = 0;
foreach ($result as $record) {
$num_records++;
}
$query = (string)$query;
$expected = "/* Testing query comments * / SELECT nid FROM {node}; -- */ SELECT test.name AS name, test.age AS age\nFROM \n{test} test";
$this->assertEqual($num_records, 4, 'Returned the correct number of rows.');
$this->assertEqual($query, $expected, 'The flattened query contains the sanitised comment string.');
$connection = Database::getConnection();
foreach ($this->makeCommentsProvider() as $test_set) {
list($expected, $comments) = $test_set;
$this->assertEqual($expected, $connection->makeComment($comments));
}
}
/**
* Provides expected and input values for testVulnerableComment().
*/
function makeCommentsProvider() {
return array(
array(
'/* */ ',
array(''),
),
// Try and close the comment early.
array(
'/* Exploit * / DROP TABLE node; -- */ ',
array('Exploit */ DROP TABLE node; --'),
),
// Variations on comment closing.
array(
'/* Exploit * / * / DROP TABLE node; -- */ ',
array('Exploit */*/ DROP TABLE node; --'),
),
array(
'/* Exploit * * // DROP TABLE node; -- */ ',
array('Exploit **// DROP TABLE node; --'),
),
// Try closing the comment in the second string which is appended.
array(
'/* Exploit * / DROP TABLE node; --; Another try * / DROP TABLE node; -- */ ',
array('Exploit */ DROP TABLE node; --', 'Another try */ DROP TABLE node; --'),
),
);
}
/**
* Test basic conditionals on SELECT statements.
*/
function testSimpleSelectConditional() {
$query = db_select('test');
$name_field = $query->addField('test', 'name');
$age_field = $query->addField('test', 'age', 'age');
$query->condition('age', 27);
$result = $query->execute();
// Check that the aliases are being created the way we want.
$this->assertEqual($name_field, 'name', 'Name field alias is correct.');
$this->assertEqual($age_field, 'age', 'Age field alias is correct.');
// Ensure that we got the right record.
$record = $result->fetch();
$this->assertEqual($record->$name_field, 'George', 'Fetched name is correct.');
$this->assertEqual($record->$age_field, 27, 'Fetched age is correct.');
}
/**
* Test SELECT statements with expressions.
*/
function testSimpleSelectExpression() {
$query = db_select('test');
$name_field = $query->addField('test', 'name');
$age_field = $query->addExpression("age*2", 'double_age');
$query->condition('age', 27);
$result = $query->execute();
// Check that the aliases are being created the way we want.
$this->assertEqual($name_field, 'name', 'Name field alias is correct.');
$this->assertEqual($age_field, 'double_age', 'Age field alias is correct.');
// Ensure that we got the right record.
$record = $result->fetch();
$this->assertEqual($record->$name_field, 'George', 'Fetched name is correct.');
$this->assertEqual($record->$age_field, 27*2, 'Fetched age expression is correct.');
}
/**
* Test SELECT statements with multiple expressions.
*/
function testSimpleSelectExpressionMultiple() {
$query = db_select('test');
$name_field = $query->addField('test', 'name');
$age_double_field = $query->addExpression("age*2");
$age_triple_field = $query->addExpression("age*3");
$query->condition('age', 27);
$result = $query->execute();
// Check that the aliases are being created the way we want.
$this->assertEqual($age_double_field, 'expression', 'Double age field alias is correct.');
$this->assertEqual($age_triple_field, 'expression_2', 'Triple age field alias is correct.');
// Ensure that we got the right record.
$record = $result->fetch();
$this->assertEqual($record->$name_field, 'George', 'Fetched name is correct.');
$this->assertEqual($record->$age_double_field, 27*2, 'Fetched double age expression is correct.');
$this->assertEqual($record->$age_triple_field, 27*3, 'Fetched triple age expression is correct.');
}
/**
* Test adding multiple fields to a select statement at the same time.
*/
function testSimpleSelectMultipleFields() {
$record = db_select('test')
->fields('test', array('id', 'name', 'age', 'job'))
->condition('age', 27)
->execute()->fetchObject();
// Check that all fields we asked for are present.
$this->assertNotNull($record->id, 'ID field is present.');
$this->assertNotNull($record->name, 'Name field is present.');
$this->assertNotNull($record->age, 'Age field is present.');
$this->assertNotNull($record->job, 'Job field is present.');
// Ensure that we got the right record.
// Check that all fields we asked for are present.
$this->assertEqual($record->id, 2, 'ID field has the correct value.');
$this->assertEqual($record->name, 'George', 'Name field has the correct value.');
$this->assertEqual($record->age, 27, 'Age field has the correct value.');
$this->assertEqual($record->job, 'Singer', 'Job field has the correct value.');
}
/**
* Test adding all fields from a given table to a select statement.
*/
function testSimpleSelectAllFields() {
$record = db_select('test')
->fields('test')
->condition('age', 27)
->execute()->fetchObject();
// Check that all fields we asked for are present.
$this->assertNotNull($record->id, 'ID field is present.');
$this->assertNotNull($record->name, 'Name field is present.');
$this->assertNotNull($record->age, 'Age field is present.');
$this->assertNotNull($record->job, 'Job field is present.');
// Ensure that we got the right record.
// Check that all fields we asked for are present.
$this->assertEqual($record->id, 2, 'ID field has the correct value.');
$this->assertEqual($record->name, 'George', 'Name field has the correct value.');
$this->assertEqual($record->age, 27, 'Age field has the correct value.');
$this->assertEqual($record->job, 'Singer', 'Job field has the correct value.');
}
/**
* Test that we can find a record with a NULL value.
*/
function testNullCondition() {
$this->ensureSampleDataNull();
$names = db_select('test_null', 'tn')
->fields('tn', array('name'))
->isNull('age')
->execute()->fetchCol();
$this->assertEqual(count($names), 1, 'Correct number of records found with NULL age.');
$this->assertEqual($names[0], 'Fozzie', 'Correct record returned for NULL age.');
}
/**
* Test that we can find a record without a NULL value.
*/
function testNotNullCondition() {
$this->ensureSampleDataNull();
$names = db_select('test_null', 'tn')
->fields('tn', array('name'))
->isNotNull('tn.age')
->orderBy('name')
->execute()->fetchCol();
$this->assertEqual(count($names), 2, 'Correct number of records found withNOT NULL age.');
$this->assertEqual($names[0], 'Gonzo', 'Correct record returned for NOT NULL age.');
$this->assertEqual($names[1], 'Kermit', 'Correct record returned for NOT NULL age.');
}
/**
* Test that we can UNION multiple Select queries together. This is
* semantically equal to UNION DISTINCT, so we don't explicitly test that.
*/
function testUnion() {
$query_1 = db_select('test', 't')
->fields('t', array('name'))
->condition('age', array(27, 28), 'IN');
$query_2 = db_select('test', 't')
->fields('t', array('name'))
->condition('age', 28)
->orderBy('name');
$query_1->union($query_2);
$names = $query_1->execute()->fetchCol();
// Ensure we only get 2 records.
$this->assertEqual(count($names), 2, 'UNION correctly discarded duplicates.');
$this->assertEqual($names[0], 'George', 'First query returned correct name.');
$this->assertEqual($names[1], 'Ringo', 'Second query returned correct name.');
}
/**
* Test that we can UNION ALL multiple Select queries together.
*/
function testUnionAll() {
$query_1 = db_select('test', 't')
->fields('t', array('name'))
->condition('age', array(27, 28), 'IN');
$query_2 = db_select('test', 't')
->fields('t', array('name'))
->condition('age', 28);
$query_1->union($query_2, 'ALL');
$names = $query_1->execute()->fetchCol();
// Ensure we get all 3 records.
$this->assertEqual(count($names), 3, 'UNION ALL correctly preserved duplicates.');
$this->assertEqual($names[0], 'George', 'First query returned correct first name.');
$this->assertEqual($names[1], 'Ringo', 'Second query returned correct second name.');
$this->assertEqual($names[2], 'Ringo', 'Third query returned correct name.');
}
/**
* Test that random ordering of queries works.
*
* We take the approach of testing the Drupal layer only, rather than trying
* to test that the database's random number generator actually produces
* random queries (which is very difficult to do without an unacceptable risk
* of the test failing by accident).
*
* Therefore, in this test we simply run the same query twice and assert that
* the two results are reordered versions of each other (as well as of the
* same query without the random ordering). It is reasonable to assume that
* if we run the same select query twice and the results are in a different
* order each time, the only way this could happen is if we have successfully
* triggered the database's random ordering functionality.
*/
function testRandomOrder() {
// Use 52 items, so the chance that this test fails by accident will be the
// same as the chance that a deck of cards will come out in the same order
// after shuffling it (in other words, nearly impossible).
$number_of_items = 52;
while (db_query("SELECT MAX(id) FROM {test}")->fetchField() < $number_of_items) {
db_insert('test')->fields(array('name' => $this->randomName()))->execute();
}
// First select the items in order and make sure we get an ordered list.
$expected_ids = range(1, $number_of_items);
$ordered_ids = db_select('test', 't')
->fields('t', array('id'))
->range(0, $number_of_items)
->orderBy('id')
->execute()
->fetchCol();
$this->assertEqual($ordered_ids, $expected_ids, 'A query without random ordering returns IDs in the correct order.');
// Now perform the same query, but instead choose a random ordering. We
// expect this to contain a differently ordered version of the original
// result.
$randomized_ids = db_select('test', 't')
->fields('t', array('id'))
->range(0, $number_of_items)
->orderRandom()
->execute()
->fetchCol();
$this->assertNotEqual($randomized_ids, $ordered_ids, 'A query with random ordering returns an unordered set of IDs.');
$sorted_ids = $randomized_ids;
sort($sorted_ids);
$this->assertEqual($sorted_ids, $ordered_ids, 'After sorting the random list, the result matches the original query.');
// Now perform the exact same query again, and make sure the order is
// different.
$randomized_ids_second_set = db_select('test', 't')
->fields('t', array('id'))
->range(0, $number_of_items)
->orderRandom()
->execute()
->fetchCol();
$this->assertNotEqual($randomized_ids_second_set, $randomized_ids, 'Performing the query with random ordering a second time returns IDs in a different order.');
$sorted_ids_second_set = $randomized_ids_second_set;
sort($sorted_ids_second_set);
$this->assertEqual($sorted_ids_second_set, $sorted_ids, 'After sorting the second random list, the result matches the sorted version of the first random list.');
}
/**
* Test that aliases are renamed when duplicates.
*/
function testSelectDuplicateAlias() {
$query = db_select('test', 't');
$alias1 = $query->addField('t', 'name', 'the_alias');
$alias2 = $query->addField('t', 'age', 'the_alias');
$this->assertNotIdentical($alias1, $alias2, 'Duplicate aliases are renamed.');
}
}
/**
* Test case for subselects in a dynamic SELECT query.
*/
class DatabaseSelectSubqueryTestCase extends DatabaseTestCase {
public static function getInfo() {
return array(
'name' => 'Select tests, subqueries',
'description' => 'Test the Select query builder.',
'group' => 'Database',
);
}
/**
* Test that we can use a subquery in a FROM clause.
*/
function testFromSubquerySelect() {
// Create a subquery, which is just a normal query object.
$subquery = db_select('test_task', 'tt');
$subquery->addField('tt', 'pid', 'pid');
$subquery->addField('tt', 'task', 'task');
$subquery->condition('priority', 1);
for ($i = 0; $i < 2; $i++) {
// Create another query that joins against the virtual table resulting
// from the subquery.
$select = db_select($subquery, 'tt2');
$select->join('test', 't', 't.id=tt2.pid');
$select->addField('t', 'name');
if ($i) {
// Use a different number of conditions here to confuse the subquery
// placeholder counter, testing http://drupal.org/node/1112854.
$select->condition('name', 'John');
}
$select->condition('task', 'code');
// The resulting query should be equivalent to:
// SELECT t.name
// FROM (SELECT tt.pid AS pid, tt.task AS task FROM test_task tt WHERE priority=1) tt
// INNER JOIN test t ON t.id=tt.pid
// WHERE tt.task = 'code'
$people = $select->execute()->fetchCol();
$this->assertEqual(count($people), 1, 'Returned the correct number of rows.');
}
}
/**
* Test that we can use a subquery in a FROM clause with a limit.
*/
function testFromSubquerySelectWithLimit() {
// Create a subquery, which is just a normal query object.
$subquery = db_select('test_task', 'tt');
$subquery->addField('tt', 'pid', 'pid');
$subquery->addField('tt', 'task', 'task');
$subquery->orderBy('priority', 'DESC');
$subquery->range(0, 1);
// Create another query that joins against the virtual table resulting
// from the subquery.
$select = db_select($subquery, 'tt2');
$select->join('test', 't', 't.id=tt2.pid');
$select->addField('t', 'name');
// The resulting query should be equivalent to:
// SELECT t.name
// FROM (SELECT tt.pid AS pid, tt.task AS task FROM test_task tt ORDER BY priority DESC LIMIT 1 OFFSET 0) tt
// INNER JOIN test t ON t.id=tt.pid
$people = $select->execute()->fetchCol();
$this->assertEqual(count($people), 1, 'Returned the correct number of rows.');
}
/**
* Test that we can use a subquery in a WHERE clause.
*/
function testConditionSubquerySelect() {
// Create a subquery, which is just a normal query object.
$subquery = db_select('test_task', 'tt');
$subquery->addField('tt', 'pid', 'pid');
$subquery->condition('tt.priority', 1);
// Create another query that joins against the virtual table resulting
// from the subquery.
$select = db_select('test_task', 'tt2');
$select->addField('tt2', 'task');
$select->condition('tt2.pid', $subquery, 'IN');
// The resulting query should be equivalent to:
// SELECT tt2.name
// FROM test tt2
// WHERE tt2.pid IN (SELECT tt.pid AS pid FROM test_task tt WHERE tt.priority=1)
$people = $select->execute()->fetchCol();
$this->assertEqual(count($people), 5, 'Returned the correct number of rows.');
}
/**
* Test that we can use a subquery in a JOIN clause.
*/
function testJoinSubquerySelect() {
// Create a subquery, which is just a normal query object.
$subquery = db_select('test_task', 'tt');
$subquery->addField('tt', 'pid', 'pid');
$subquery->condition('priority', 1);
// Create another query that joins against the virtual table resulting
// from the subquery.
$select = db_select('test', 't');
$select->join($subquery, 'tt', 't.id=tt.pid');
$select->addField('t', 'name');
// The resulting query should be equivalent to:
// SELECT t.name
// FROM test t
// INNER JOIN (SELECT tt.pid AS pid FROM test_task tt WHERE priority=1) tt ON t.id=tt.pid
$people = $select->execute()->fetchCol();
$this->assertEqual(count($people), 2, 'Returned the correct number of rows.');
}
/**
* Test EXISTS subquery conditionals on SELECT statements.
*
* We essentially select all rows from the {test} table that have matching
* rows in the {test_people} table based on the shared name column.
*/
function testExistsSubquerySelect() {
// Put George into {test_people}.
db_insert('test_people')
->fields(array(
'name' => 'George',
'age' => 27,
'job' => 'Singer',
))
->execute();
// Base query to {test}.
$query = db_select('test', 't')
->fields('t', array('name'));
// Subquery to {test_people}.
$subquery = db_select('test_people', 'tp')
->fields('tp', array('name'))
->where('tp.name = t.name');
$query->exists($subquery);
$result = $query->execute();
// Ensure that we got the right record.
$record = $result->fetch();
$this->assertEqual($record->name, 'George', 'Fetched name is correct using EXISTS query.');
}
/**
* Test NOT EXISTS subquery conditionals on SELECT statements.
*
* We essentially select all rows from the {test} table that don't have
* matching rows in the {test_people} table based on the shared name column.
*/
function testNotExistsSubquerySelect() {
// Put George into {test_people}.
db_insert('test_people')
->fields(array(
'name' => 'George',
'age' => 27,
'job' => 'Singer',
))
->execute();
// Base query to {test}.
$query = db_select('test', 't')
->fields('t', array('name'));
// Subquery to {test_people}.
$subquery = db_select('test_people', 'tp')
->fields('tp', array('name'))
->where('tp.name = t.name');
$query->notExists($subquery);
// Ensure that we got the right number of records.
$people = $query->execute()->fetchCol();
$this->assertEqual(count($people), 3, 'NOT EXISTS query returned the correct results.');
}
}
/**
* Test select with order by clauses.
*/
class DatabaseSelectOrderedTestCase extends DatabaseTestCase {
public static function getInfo() {
return array(
'name' => 'Select tests, ordered',
'description' => 'Test the Select query builder.',
'group' => 'Database',
);
}
/**
* Test basic order by.
*/
function testSimpleSelectOrdered() {
$query = db_select('test');
$name_field = $query->addField('test', 'name');
$age_field = $query->addField('test', 'age', 'age');
$query->orderBy($age_field);
$result = $query->execute();
$num_records = 0;
$last_age = 0;
foreach ($result as $record) {
$num_records++;
$this->assertTrue($record->age >= $last_age, 'Results returned in correct order.');
$last_age = $record->age;
}
$this->assertEqual($num_records, 4, 'Returned the correct number of rows.');
}
/**
* Test multiple order by.
*/
function testSimpleSelectMultiOrdered() {
$query = db_select('test');
$name_field = $query->addField('test', 'name');
$age_field = $query->addField('test', 'age', 'age');
$job_field = $query->addField('test', 'job');
$query->orderBy($job_field);
$query->orderBy($age_field);
$result = $query->execute();
$num_records = 0;
$expected = array(
array('Ringo', 28, 'Drummer'),
array('John', 25, 'Singer'),
array('George', 27, 'Singer'),
array('Paul', 26, 'Songwriter'),
);
$results = $result->fetchAll(PDO::FETCH_NUM);
foreach ($expected as $k => $record) {
$num_records++;
foreach ($record as $kk => $col) {
if ($expected[$k][$kk] != $results[$k][$kk]) {
$this->assertTrue(FALSE, 'Results returned in correct order.');
}
}
}
$this->assertEqual($num_records, 4, 'Returned the correct number of rows.');
}
/**
* Test order by descending.
*/
function testSimpleSelectOrderedDesc() {
$query = db_select('test');
$name_field = $query->addField('test', 'name');
$age_field = $query->addField('test', 'age', 'age');
$query->orderBy($age_field, 'DESC');
$result = $query->execute();
$num_records = 0;
$last_age = 100000000;
foreach ($result as $record) {
$num_records++;
$this->assertTrue($record->age <= $last_age, 'Results returned in correct order.');
$last_age = $record->age;
}
$this->assertEqual($num_records, 4, 'Returned the correct number of rows.');
}
/**
* Tests that the sort direction is sanitized properly.
*/
function testOrderByEscaping() {
$query = db_select('test')->orderBy('name', 'invalid direction');
$order_bys = $query->getOrderBy();
$this->assertEqual($order_bys['name'], 'ASC', 'Invalid order by direction is converted to ASC.');
}
}
/**
* Test more complex select statements.
*/
class DatabaseSelectComplexTestCase extends DatabaseTestCase {
public static function getInfo() {
return array(
'name' => 'Select tests, complex',
'description' => 'Test the Select query builder with more complex queries.',
'group' => 'Database',
);
}
/**
* Test simple JOIN statements.
*/
function testDefaultJoin() {
$query = db_select('test_task', 't');
$people_alias = $query->join('test', 'p', 't.pid = p.id');
$name_field = $query->addField($people_alias, 'name', 'name');
$task_field = $query->addField('t', 'task', 'task');
$priority_field = $query->addField('t', 'priority', 'priority');
$query->orderBy($priority_field);
$result = $query->execute();
$num_records = 0;
$last_priority = 0;
foreach ($result as $record) {
$num_records++;
$this->assertTrue($record->$priority_field >= $last_priority, 'Results returned in correct order.');
$this->assertNotEqual($record->$name_field, 'Ringo', 'Taskless person not selected.');
$last_priority = $record->$priority_field;
}
$this->assertEqual($num_records, 7, 'Returned the correct number of rows.');
}
/**
* Test LEFT OUTER joins.
*/
function testLeftOuterJoin() {
$query = db_select('test', 'p');
$people_alias = $query->leftJoin('test_task', 't', 't.pid = p.id');
$name_field = $query->addField('p', 'name', 'name');
$task_field = $query->addField($people_alias, 'task', 'task');
$priority_field = $query->addField($people_alias, 'priority', 'priority');
$query->orderBy($name_field);
$result = $query->execute();
$num_records = 0;
$last_name = 0;
foreach ($result as $record) {
$num_records++;
$this->assertTrue(strcmp($record->$name_field, $last_name) >= 0, 'Results returned in correct order.');
$last_priority = $record->$name_field;
}
$this->assertEqual($num_records, 8, 'Returned the correct number of rows.');
}
/**
* Test GROUP BY clauses.
*/
function testGroupBy() {
$query = db_select('test_task', 't');
$count_field = $query->addExpression('COUNT(task)', 'num');
$task_field = $query->addField('t', 'task');
$query->orderBy($count_field);
$query->groupBy($task_field);
$result = $query->execute();
$num_records = 0;
$last_count = 0;
$records = array();
foreach ($result as $record) {
$num_records++;
$this->assertTrue($record->$count_field >= $last_count, 'Results returned in correct order.');
$last_count = $record->$count_field;
$records[$record->$task_field] = $record->$count_field;
}
$correct_results = array(
'eat' => 1,
'sleep' => 2,
'code' => 1,
'found new band' => 1,
'perform at superbowl' => 1,
);
foreach ($correct_results as $task => $count) {
$this->assertEqual($records[$task], $count, format_string("Correct number of '@task' records found.", array('@task' => $task)));
}
$this->assertEqual($num_records, 6, 'Returned the correct number of total rows.');
}
/**
* Test GROUP BY and HAVING clauses together.
*/
function testGroupByAndHaving() {
$query = db_select('test_task', 't');
$count_field = $query->addExpression('COUNT(task)', 'num');
$task_field = $query->addField('t', 'task');
$query->orderBy($count_field);
$query->groupBy($task_field);
$query->having('COUNT(task) >= 2');
$result = $query->execute();
$num_records = 0;
$last_count = 0;
$records = array();
foreach ($result as $record) {
$num_records++;
$this->assertTrue($record->$count_field >= 2, 'Record has the minimum count.');
$this->assertTrue($record->$count_field >= $last_count, 'Results returned in correct order.');
$last_count = $record->$count_field;
$records[$record->$task_field] = $record->$count_field;
}
$correct_results = array(
'sleep' => 2,
);
foreach ($correct_results as $task => $count) {
$this->assertEqual($records[$task], $count, format_string("Correct number of '@task' records found.", array('@task' => $task)));
}
$this->assertEqual($num_records, 1, 'Returned the correct number of total rows.');
}
/**
* Test range queries. The SQL clause varies with the database.
*/
function testRange() {
$query = db_select('test');
$name_field = $query->addField('test', 'name');
$age_field = $query->addField('test', 'age', 'age');
$query->range(0, 2);
$result = $query->execute();
$num_records = 0;
foreach ($result as $record) {
$num_records++;
}
$this->assertEqual($num_records, 2, 'Returned the correct number of rows.');
}
/**
* Test distinct queries.
*/
function testDistinct() {
$query = db_select('test_task');
$task_field = $query->addField('test_task', 'task');
$query->distinct();
$result = $query->execute();
$num_records = 0;
foreach ($result as $record) {
$num_records++;
}
$this->assertEqual($num_records, 6, 'Returned the correct number of rows.');
}
/**
* Test that we can generate a count query from a built query.
*/
function testCountQuery() {
$query = db_select('test');
$name_field = $query->addField('test', 'name');
$age_field = $query->addField('test', 'age', 'age');
$query->orderBy('name');
$count = $query->countQuery()->execute()->fetchField();
$this->assertEqual($count, 4, 'Counted the correct number of records.');
// Now make sure we didn't break the original query! We should still have
// all of the fields we asked for.
$record = $query->execute()->fetch();
$this->assertEqual($record->$name_field, 'George', 'Correct data retrieved.');
$this->assertEqual($record->$age_field, 27, 'Correct data retrieved.');
}
function testHavingCountQuery() {
$query = db_select('test')
->extend('PagerDefault')
->groupBy('age')
->having('age + 1 > 0');
$query->addField('test', 'age');
$query->addExpression('age + 1');
$count = count($query->execute()->fetchCol());
$this->assertEqual($count, 4, 'Counted the correct number of records.');
}
/**
* Test that countQuery properly removes 'all_fields' statements and
* ordering clauses.
*/
function testCountQueryRemovals() {
$query = db_select('test');
$query->fields('test');
$query->orderBy('name');
$count = $query->countQuery();
// Check that the 'all_fields' statement is handled properly.
$tables = $query->getTables();
$this->assertEqual($tables['test']['all_fields'], 1, 'Query correctly sets \'all_fields\' statement.');
$tables = $count->getTables();
$this->assertFalse(isset($tables['test']['all_fields']), 'Count query correctly unsets \'all_fields\' statement.');
// Check that the ordering clause is handled properly.
$orderby = $query->getOrderBy();
$this->assertEqual($orderby['name'], 'ASC', 'Query correctly sets ordering clause.');
$orderby = $count->getOrderBy();
$this->assertFalse(isset($orderby['name']), 'Count query correctly unsets ordering caluse.');
// Make sure that the count query works.
$count = $count->execute()->fetchField();
$this->assertEqual($count, 4, 'Counted the correct number of records.');
}
/**
* Test that countQuery properly removes fields and expressions.
*/
function testCountQueryFieldRemovals() {
// countQuery should remove all fields and expressions, so this can be
// tested by adding a non-existent field and expression: if it ends
// up in the query, an error will be thrown. If not, it will return the
// number of records, which in this case happens to be 4 (there are four
// records in the {test} table).
$query = db_select('test');
$query->fields('test', array('fail'));
$this->assertEqual(4, $query->countQuery()->execute()->fetchField(), 'Count Query removed fields');
$query = db_select('test');
$query->addExpression('fail');
$this->assertEqual(4, $query->countQuery()->execute()->fetchField(), 'Count Query removed expressions');
}
/**
* Test that we can generate a count query from a query with distinct.
*/
function testCountQueryDistinct() {
$query = db_select('test_task');
$task_field = $query->addField('test_task', 'task');
$query->distinct();
$count = $query->countQuery()->execute()->fetchField();
$this->assertEqual($count, 6, 'Counted the correct number of records.');
}
/**
* Test that we can generate a count query from a query with GROUP BY.
*/
function testCountQueryGroupBy() {
$query = db_select('test_task');
$pid_field = $query->addField('test_task', 'pid');
$query->groupBy('pid');
$count = $query->countQuery()->execute()->fetchField();
$this->assertEqual($count, 3, 'Counted the correct number of records.');
// Use a column alias as, without one, the query can succeed for the wrong
// reason.
$query = db_select('test_task');
$pid_field = $query->addField('test_task', 'pid', 'pid_alias');
$query->addExpression('COUNT(test_task.task)', 'count');
$query->groupBy('pid_alias');
$query->orderBy('pid_alias', 'asc');
$count = $query->countQuery()->execute()->fetchField();
$this->assertEqual($count, 3, 'Counted the correct number of records.');
}
/**
* Confirm that we can properly nest conditional clauses.
*/
function testNestedConditions() {
// This query should translate to:
// "SELECT job FROM {test} WHERE name = 'Paul' AND (age = 26 OR age = 27)"
// That should find only one record. Yes it's a non-optimal way of writing
// that query but that's not the point!
$query = db_select('test');
$query->addField('test', 'job');
$query->condition('name', 'Paul');
$query->condition(db_or()->condition('age', 26)->condition('age', 27));
$job = $query->execute()->fetchField();
$this->assertEqual($job, 'Songwriter', 'Correct data retrieved.');
}
/**
* Confirm we can join on a single table twice with a dynamic alias.
*/
function testJoinTwice() {
$query = db_select('test')->fields('test');
$alias = $query->join('test', 'test', 'test.job = %alias.job');
$query->addField($alias, 'name', 'othername');
$query->addField($alias, 'job', 'otherjob');
$query->where("$alias.name <> test.name");
$crowded_job = $query->execute()->fetch();
$this->assertEqual($crowded_job->job, $crowded_job->otherjob, 'Correctly joined same table twice.');
$this->assertNotEqual($crowded_job->name, $crowded_job->othername, 'Correctly joined same table twice.');
}
}
/**
* Test more complex select statements, part 2.
*/
class DatabaseSelectComplexTestCase2 extends DatabaseTestCase {
public static function getInfo() {
return array(
'name' => 'Select tests, complex 2',
'description' => 'Test the Select query builder with even more complex queries.',
'group' => 'Database',
);
}
function setUp() {
DrupalWebTestCase::setUp('database_test', 'node_access_test');
$schema['test'] = drupal_get_schema('test');
$schema['test_people'] = drupal_get_schema('test_people');
$schema['test_one_blob'] = drupal_get_schema('test_one_blob');
$schema['test_two_blobs'] = drupal_get_schema('test_two_blobs');
$schema['test_task'] = drupal_get_schema('test_task');
$this->installTables($schema);
$this->addSampleData();
}
/**
* Test that we can join on a query.
*/
function testJoinSubquery() {
$acct = $this->drupalCreateUser(array('access content'));
$this->drupalLogin($acct);
$query = db_select('test_task', 'tt', array('target' => 'slave'));
$query->addExpression('tt.pid + 1', 'abc');
$query->condition('priority', 1, '>');
$query->condition('priority', 100, '<');
$subquery = db_select('test', 'tp');
$subquery->join('test_one_blob', 'tpb', 'tp.id = tpb.id');
$subquery->join('node', 'n', 'tp.id = n.nid');
$subquery->addTag('node_access');
$subquery->addMetaData('account', $acct);
$subquery->addField('tp', 'id');
$subquery->condition('age', 5, '>');
$subquery->condition('age', 500, '<');
$query->leftJoin($subquery, 'sq', 'tt.pid = sq.id');
$query->join('test_one_blob', 'tb3', 'tt.pid = tb3.id');
// Construct the query string.
// This is the same sequence that SelectQuery::execute() goes through.
$query->preExecute();
$query->getArguments();
$str = (string) $query;
// Verify that the string only has one copy of condition placeholder 0.
$pos = strpos($str, 'db_condition_placeholder_0', 0);
$pos2 = strpos($str, 'db_condition_placeholder_0', $pos + 1);
$this->assertFalse($pos2, 'Condition placeholder is not repeated.');
}
}
class DatabaseSelectPagerDefaultTestCase extends DatabaseTestCase {
public static function getInfo() {
return array(
'name' => 'Pager query tests',
'description' => 'Test the pager query extender.',
'group' => 'Database',
);
}
/**
* Confirm that a pager query returns the correct results.
*
* Note that we have to make an HTTP request to a test page handler
* because the pager depends on GET parameters.
*/
function testEvenPagerQuery() {
// To keep the test from being too brittle, we determine up front
// what the page count should be dynamically, and pass the control
// information forward to the actual query on the other side of the
// HTTP request.
$limit = 2;
$count = db_query('SELECT COUNT(*) FROM {test}')->fetchField();
$correct_number = $limit;
$num_pages = floor($count / $limit);
// If there is no remainder from rounding, subtract 1 since we index from 0.
if (!($num_pages * $limit < $count)) {
$num_pages--;
}
for ($page = 0; $page <= $num_pages; ++$page) {
$this->drupalGet('database_test/pager_query_even/' . $limit, array('query' => array('page' => $page)));
$data = json_decode($this->drupalGetContent());
if ($page == $num_pages) {
$correct_number = $count - ($limit * $page);
}
$this->assertEqual(count($data->names), $correct_number, format_string('Correct number of records returned by pager: @number', array('@number' => $correct_number)));
}
}
/**
* Confirm that a pager query returns the correct results.
*
* Note that we have to make an HTTP request to a test page handler
* because the pager depends on GET parameters.
*/
function testOddPagerQuery() {
// To keep the test from being too brittle, we determine up front
// what the page count should be dynamically, and pass the control
// information forward to the actual query on the other side of the
// HTTP request.
$limit = 2;
$count = db_query('SELECT COUNT(*) FROM {test_task}')->fetchField();
$correct_number = $limit;
$num_pages = floor($count / $limit);
// If there is no remainder from rounding, subtract 1 since we index from 0.
if (!($num_pages * $limit < $count)) {
$num_pages--;
}
for ($page = 0; $page <= $num_pages; ++$page) {
$this->drupalGet('database_test/pager_query_odd/' . $limit, array('query' => array('page' => $page)));
$data = json_decode($this->drupalGetContent());
if ($page == $num_pages) {
$correct_number = $count - ($limit * $page);
}
$this->assertEqual(count($data->names), $correct_number, format_string('Correct number of records returned by pager: @number', array('@number' => $correct_number)));
}
}
/**
* Confirm that a pager query with inner pager query returns valid results.
*
* This is a regression test for #467984.
*/
function testInnerPagerQuery() {
$query = db_select('test', 't')->extend('PagerDefault');
$query
->fields('t', array('age'))
->orderBy('age')
->limit(5);
$outer_query = db_select($query);
$outer_query->addField('subquery', 'age');
$ages = $outer_query
->execute()
->fetchCol();
$this->assertEqual($ages, array(25, 26, 27, 28), 'Inner pager query returned the correct ages.');
}
/**
* Confirm that a paging query with a having expression returns valid results.
*
* This is a regression test for #467984.
*/
function testHavingPagerQuery() {
$query = db_select('test', 't')->extend('PagerDefault');
$query
->fields('t', array('name'))
->orderBy('name')
->groupBy('name')
->having('MAX(age) > :count', array(':count' => 26))
->limit(5);
$ages = $query
->execute()
->fetchCol();
$this->assertEqual($ages, array('George', 'Ringo'), 'Pager query with having expression returned the correct ages.');
}
/**
* Confirm that every pager gets a valid non-overlaping element ID.
*/
function testElementNumbers() {
$_GET['page'] = '3, 2, 1, 0';
$name = db_select('test', 't')->extend('PagerDefault')
->element(2)
->fields('t', array('name'))
->orderBy('age')
->limit(1)
->execute()
->fetchField();
$this->assertEqual($name, 'Paul', 'Pager query #1 with a specified element ID returned the correct results.');
// Setting an element smaller than the previous one
// should not overwrite the pager $maxElement with a smaller value.
$name = db_select('test', 't')->extend('PagerDefault')
->element(1)
->fields('t', array('name'))
->orderBy('age')
->limit(1)
->execute()
->fetchField();
$this->assertEqual($name, 'George', 'Pager query #2 with a specified element ID returned the correct results.');
$name = db_select('test', 't')->extend('PagerDefault')
->fields('t', array('name'))
->orderBy('age')
->limit(1)
->execute()
->fetchField();
$this->assertEqual($name, 'John', 'Pager query #3 with a generated element ID returned the correct results.');
unset($_GET['page']);
}
}
class DatabaseSelectTableSortDefaultTestCase extends DatabaseTestCase {
public static function getInfo() {
return array(
'name' => 'Tablesort query tests',
'description' => 'Test the tablesort query extender.',
'group' => 'Database',
);
}
/**
* Confirm that a tablesort query returns the correct results.
*
* Note that we have to make an HTTP request to a test page handler
* because the pager depends on GET parameters.
*/
function testTableSortQuery() {
$sorts = array(
array('field' => t('Task ID'), 'sort' => 'desc', 'first' => 'perform at superbowl', 'last' => 'eat'),
array('field' => t('Task ID'), 'sort' => 'asc', 'first' => 'eat', 'last' => 'perform at superbowl'),
array('field' => t('Task'), 'sort' => 'asc', 'first' => 'code', 'last' => 'sleep'),
array('field' => t('Task'), 'sort' => 'desc', 'first' => 'sleep', 'last' => 'code'),
// more elements here
);
foreach ($sorts as $sort) {
$this->drupalGet('database_test/tablesort/', array('query' => array('order' => $sort['field'], 'sort' => $sort['sort'])));
$data = json_decode($this->drupalGetContent());
$first = array_shift($data->tasks);
$last = array_pop($data->tasks);
$this->assertEqual($first->task, $sort['first'], 'Items appear in the correct order.');
$this->assertEqual($last->task, $sort['last'], 'Items appear in the correct order.');
}
}
/**
* Confirm that if a tablesort's orderByHeader is called before another orderBy, that the header happens first.
*
*/
function testTableSortQueryFirst() {
$sorts = array(
array('field' => t('Task ID'), 'sort' => 'desc', 'first' => 'perform at superbowl', 'last' => 'eat'),
array('field' => t('Task ID'), 'sort' => 'asc', 'first' => 'eat', 'last' => 'perform at superbowl'),
array('field' => t('Task'), 'sort' => 'asc', 'first' => 'code', 'last' => 'sleep'),
array('field' => t('Task'), 'sort' => 'desc', 'first' => 'sleep', 'last' => 'code'),
// more elements here
);
foreach ($sorts as $sort) {
$this->drupalGet('database_test/tablesort_first/', array('query' => array('order' => $sort['field'], 'sort' => $sort['sort'])));
$data = json_decode($this->drupalGetContent());
$first = array_shift($data->tasks);
$last = array_pop($data->tasks);
$this->assertEqual($first->task, $sort['first'], format_string('Items appear in the correct order sorting by @field @sort.', array('@field' => $sort['field'], '@sort' => $sort['sort'])));
$this->assertEqual($last->task, $sort['last'], format_string('Items appear in the correct order sorting by @field @sort.', array('@field' => $sort['field'], '@sort' => $sort['sort'])));
}
}
/**
* Confirm that if a sort is not set in a tableselect form there is no error thrown when using the default.
*/
function testTableSortDefaultSort() {
$this->drupalGet('database_test/tablesort_default_sort');
// Any PHP errors or notices thrown would trigger a simpletest exception, so
// no additional assertions are needed.
}
}
/**
* Select tagging tests.
*
* Tags are a way to flag queries for alter hooks so they know
* what type of query it is, such as "node_access".
*/
class DatabaseTaggingTestCase extends DatabaseTestCase {
public static function getInfo() {
return array(
'name' => 'Query tagging tests',
'description' => 'Test the tagging capabilities of the Select builder.',
'group' => 'Database',
);
}
/**
* Confirm that a query has a "tag" added to it.
*/
function testHasTag() {
$query = db_select('test');
$query->addField('test', 'name');
$query->addField('test', 'age', 'age');
$query->addTag('test');
$this->assertTrue($query->hasTag('test'), 'hasTag() returned true.');
$this->assertFalse($query->hasTag('other'), 'hasTag() returned false.');
}
/**
* Test query tagging "has all of these tags" functionality.
*/
function testHasAllTags() {
$query = db_select('test');
$query->addField('test', 'name');
$query->addField('test', 'age', 'age');
$query->addTag('test');
$query->addTag('other');
$this->assertTrue($query->hasAllTags('test', 'other'), 'hasAllTags() returned true.');
$this->assertFalse($query->hasAllTags('test', 'stuff'), 'hasAllTags() returned false.');
}
/**
* Test query tagging "has at least one of these tags" functionality.
*/
function testHasAnyTag() {
$query = db_select('test');
$query->addField('test', 'name');
$query->addField('test', 'age', 'age');
$query->addTag('test');
$this->assertTrue($query->hasAnyTag('test', 'other'), 'hasAnyTag() returned true.');
$this->assertFalse($query->hasAnyTag('other', 'stuff'), 'hasAnyTag() returned false.');
}
/**
* Confirm that an extended query has a "tag" added to it.
*/
function testExtenderHasTag() {
$query = db_select('test')
->extend('SelectQueryExtender');
$query->addField('test', 'name');
$query->addField('test', 'age', 'age');
$query->addTag('test');
$this->assertTrue($query->hasTag('test'), 'hasTag() returned true.');
$this->assertFalse($query->hasTag('other'), 'hasTag() returned false.');
}
/**
* Test extended query tagging "has all of these tags" functionality.
*/
function testExtenderHasAllTags() {
$query = db_select('test')
->extend('SelectQueryExtender');
$query->addField('test', 'name');
$query->addField('test', 'age', 'age');
$query->addTag('test');
$query->addTag('other');
$this->assertTrue($query->hasAllTags('test', 'other'), 'hasAllTags() returned true.');
$this->assertFalse($query->hasAllTags('test', 'stuff'), 'hasAllTags() returned false.');
}
/**
* Test extended query tagging "has at least one of these tags" functionality.
*/
function testExtenderHasAnyTag() {
$query = db_select('test')
->extend('SelectQueryExtender');
$query->addField('test', 'name');
$query->addField('test', 'age', 'age');
$query->addTag('test');
$this->assertTrue($query->hasAnyTag('test', 'other'), 'hasAnyTag() returned true.');
$this->assertFalse($query->hasAnyTag('other', 'stuff'), 'hasAnyTag() returned false.');
}
/**
* Test that we can attach meta data to a query object.
*
* This is how we pass additional context to alter hooks.
*/
function testMetaData() {
$query = db_select('test');
$query->addField('test', 'name');
$query->addField('test', 'age', 'age');
$data = array(
'a' => 'A',
'b' => 'B',
);
$query->addMetaData('test', $data);
$return = $query->getMetaData('test');
$this->assertEqual($data, $return, 'Corect metadata returned.');
$return = $query->getMetaData('nothere');
$this->assertNull($return, 'Non-existent key returned NULL.');
}
}
/**
* Select alter tests.
*
* @see database_test_query_alter()
*/
class DatabaseAlterTestCase extends DatabaseTestCase {
public static function getInfo() {
return array(
'name' => 'Query altering tests',
'description' => 'Test the hook_query_alter capabilities of the Select builder.',
'group' => 'Database',
);
}
/**
* Test that we can do basic alters.
*/
function testSimpleAlter() {
$query = db_select('test');
$query->addField('test', 'name');
$query->addField('test', 'age', 'age');
$query->addTag('database_test_alter_add_range');
$result = $query->execute();
$num_records = 0;
foreach ($result as $record) {
$num_records++;
}
$this->assertEqual($num_records, 2, 'Returned the correct number of rows.');
}
/**
* Test that we can alter the joins on a query.
*/
function testAlterWithJoin() {
$query = db_select('test_task');
$tid_field = $query->addField('test_task', 'tid');
$task_field = $query->addField('test_task', 'task');
$query->orderBy($task_field);
$query->addTag('database_test_alter_add_join');
$result = $query->execute();
$records = $result->fetchAll();
$this->assertEqual(count($records), 2, 'Returned the correct number of rows.');
$this->assertEqual($records[0]->name, 'George', 'Correct data retrieved.');
$this->assertEqual($records[0]->$tid_field, 4, 'Correct data retrieved.');
$this->assertEqual($records[0]->$task_field, 'sing', 'Correct data retrieved.');
$this->assertEqual($records[1]->name, 'George', 'Correct data retrieved.');
$this->assertEqual($records[1]->$tid_field, 5, 'Correct data retrieved.');
$this->assertEqual($records[1]->$task_field, 'sleep', 'Correct data retrieved.');
}
/**
* Test that we can alter a query's conditionals.
*/
function testAlterChangeConditional() {
$query = db_select('test_task');
$tid_field = $query->addField('test_task', 'tid');
$pid_field = $query->addField('test_task', 'pid');
$task_field = $query->addField('test_task', 'task');
$people_alias = $query->join('test', 'people', "test_task.pid = people.id");
$name_field = $query->addField($people_alias, 'name', 'name');
$query->condition('test_task.tid', '1');
$query->orderBy($tid_field);
$query->addTag('database_test_alter_change_conditional');
$result = $query->execute();
$records = $result->fetchAll();
$this->assertEqual(count($records), 1, 'Returned the correct number of rows.');
$this->assertEqual($records[0]->$name_field, 'John', 'Correct data retrieved.');
$this->assertEqual($records[0]->$tid_field, 2, 'Correct data retrieved.');
$this->assertEqual($records[0]->$pid_field, 1, 'Correct data retrieved.');
$this->assertEqual($records[0]->$task_field, 'sleep', 'Correct data retrieved.');
}
/**
* Test that we can alter the fields of a query.
*/
function testAlterChangeFields() {
$query = db_select('test');
$name_field = $query->addField('test', 'name');
$age_field = $query->addField('test', 'age', 'age');
$query->orderBy('name');
$query->addTag('database_test_alter_change_fields');
$record = $query->execute()->fetch();
$this->assertEqual($record->$name_field, 'George', 'Correct data retrieved.');
$this->assertFalse(isset($record->$age_field), 'Age field not found, as intended.');
}
/**
* Test that we can alter expressions in the query.
*/
function testAlterExpression() {
$query = db_select('test');
$name_field = $query->addField('test', 'name');
$age_field = $query->addExpression("age*2", 'double_age');
$query->condition('age', 27);
$query->addTag('database_test_alter_change_expressions');
$result = $query->execute();
// Ensure that we got the right record.
$record = $result->fetch();
$this->assertEqual($record->$name_field, 'George', 'Fetched name is correct.');
$this->assertEqual($record->$age_field, 27*3, 'Fetched age expression is correct.');
}
/**
* Test that we can remove a range() value from a query. This also tests hook_query_TAG_alter().
*/
function testAlterRemoveRange() {
$query = db_select('test');
$query->addField('test', 'name');
$query->addField('test', 'age', 'age');
$query->range(0, 2);
$query->addTag('database_test_alter_remove_range');
$num_records = count($query->execute()->fetchAll());
$this->assertEqual($num_records, 4, 'Returned the correct number of rows.');
}
/**
* Test that we can do basic alters on subqueries.
*/
function testSimpleAlterSubquery() {
// Create a sub-query with an alter tag.
$subquery = db_select('test', 'p');
$subquery->addField('p', 'name');
$subquery->addField('p', 'id');
// Pick out George.
$subquery->condition('age', 27);
$subquery->addExpression("age*2", 'double_age');
// This query alter should change it to age * 3.
$subquery->addTag('database_test_alter_change_expressions');
// Create a main query and join to sub-query.
$query = db_select('test_task', 'tt');
$query->join($subquery, 'pq', 'pq.id = tt.pid');
$age_field = $query->addField('pq', 'double_age');
$name_field = $query->addField('pq', 'name');
$record = $query->execute()->fetch();
$this->assertEqual($record->$name_field, 'George', 'Fetched name is correct.');
$this->assertEqual($record->$age_field, 27*3, 'Fetched age expression is correct.');
}
}
/**
* Regression tests.
*/
class DatabaseRegressionTestCase extends DatabaseTestCase {
public static function getInfo() {
return array(
'name' => 'Regression tests',
'description' => 'Regression tests cases for the database layer.',
'group' => 'Database',
);
}
/**
* Regression test for #310447.
*
* Tries to insert non-ascii UTF-8 data in a database column and checks
* if its stored properly.
*/
function testRegression_310447() {
// That's a 255 character UTF-8 string.
$name = str_repeat("é", 255);
db_insert('test')
->fields(array(
'name' => $name,
'age' => 20,
'job' => 'Dancer',
))->execute();
$from_database = db_query('SELECT name FROM {test} WHERE name = :name', array(':name' => $name))->fetchField();
$this->assertIdentical($name, $from_database, "The database handles UTF-8 characters cleanly.");
}
/**
* Test the db_table_exists() function.
*/
function testDBTableExists() {
$this->assertIdentical(TRUE, db_table_exists('node'), 'Returns true for existent table.');
$this->assertIdentical(FALSE, db_table_exists('nosuchtable'), 'Returns false for nonexistent table.');
}
/**
* Test the db_field_exists() function.
*/
function testDBFieldExists() {
$this->assertIdentical(TRUE, db_field_exists('node', 'nid'), 'Returns true for existent column.');
$this->assertIdentical(FALSE, db_field_exists('node', 'nosuchcolumn'), 'Returns false for nonexistent column.');
}
/**
* Test the db_index_exists() function.
*/
function testDBIndexExists() {
$this->assertIdentical(TRUE, db_index_exists('node', 'node_created'), 'Returns true for existent index.');
$this->assertIdentical(FALSE, db_index_exists('node', 'nosuchindex'), 'Returns false for nonexistent index.');
}
}
/**
* Query logging tests.
*/
class DatabaseLoggingTestCase extends DatabaseTestCase {
public static function getInfo() {
return array(
'name' => 'Query logging',
'description' => 'Test the query logging facility.',
'group' => 'Database',
);
}
/**
* Test that we can log the existence of a query.
*/
function testEnableLogging() {
$log = Database::startLog('testing');
db_query('SELECT name FROM {test} WHERE age > :age', array(':age' => 25))->fetchCol();
db_query('SELECT age FROM {test} WHERE name = :name', array(':name' => 'Ringo'))->fetchCol();
// Trigger a call that does not have file in the backtrace.
call_user_func_array('db_query', array('SELECT age FROM {test} WHERE name = :name', array(':name' => 'Ringo')))->fetchCol();
$queries = Database::getLog('testing', 'default');
$this->assertEqual(count($queries), 3, 'Correct number of queries recorded.');
foreach ($queries as $query) {
$this->assertEqual($query['caller']['function'], __FUNCTION__, 'Correct function in query log.');
}
}
/**
* Test that we can run two logs in parallel.
*/
function testEnableMultiLogging() {
Database::startLog('testing1');
db_query('SELECT name FROM {test} WHERE age > :age', array(':age' => 25))->fetchCol();
Database::startLog('testing2');
db_query('SELECT age FROM {test} WHERE name = :name', array(':name' => 'Ringo'))->fetchCol();
$queries1 = Database::getLog('testing1');
$queries2 = Database::getLog('testing2');
$this->assertEqual(count($queries1), 2, 'Correct number of queries recorded for log 1.');
$this->assertEqual(count($queries2), 1, 'Correct number of queries recorded for log 2.');
}
/**
* Test that we can log queries against multiple targets on the same connection.
*/
function testEnableTargetLogging() {
// Clone the master credentials to a slave connection and to another fake
// connection.
$connection_info = Database::getConnectionInfo('default');
Database::addConnectionInfo('default', 'slave', $connection_info['default']);
Database::startLog('testing1');
db_query('SELECT name FROM {test} WHERE age > :age', array(':age' => 25))->fetchCol();
db_query('SELECT age FROM {test} WHERE name = :name', array(':name' => 'Ringo'), array('target' => 'slave'));//->fetchCol();
$queries1 = Database::getLog('testing1');
$this->assertEqual(count($queries1), 2, 'Recorded queries from all targets.');
$this->assertEqual($queries1[0]['target'], 'default', 'First query used default target.');
$this->assertEqual($queries1[1]['target'], 'slave', 'Second query used slave target.');
}
/**
* Test that logs to separate targets collapse to the same connection properly.
*
* This test is identical to the one above, except that it doesn't create
* a fake target so the query should fall back to running on the default
* target.
*/
function testEnableTargetLoggingNoTarget() {
Database::startLog('testing1');
db_query('SELECT name FROM {test} WHERE age > :age', array(':age' => 25))->fetchCol();
// We use "fake" here as a target because any non-existent target will do.
// However, because all of the tests in this class share a single page
// request there is likely to be a target of "slave" from one of the other
// unit tests, so we use a target here that we know with absolute certainty
// does not exist.
db_query('SELECT age FROM {test} WHERE name = :name', array(':name' => 'Ringo'), array('target' => 'fake'))->fetchCol();
$queries1 = Database::getLog('testing1');
$this->assertEqual(count($queries1), 2, 'Recorded queries from all targets.');
$this->assertEqual($queries1[0]['target'], 'default', 'First query used default target.');
$this->assertEqual($queries1[1]['target'], 'default', 'Second query used default target as fallback.');
}
/**
* Test that we can log queries separately on different connections.
*/
function testEnableMultiConnectionLogging() {
// Clone the master credentials to a fake connection.
// That both connections point to the same physical database is irrelevant.
$connection_info = Database::getConnectionInfo('default');
Database::addConnectionInfo('test2', 'default', $connection_info['default']);
Database::startLog('testing1');
Database::startLog('testing1', 'test2');
db_query('SELECT name FROM {test} WHERE age > :age', array(':age' => 25))->fetchCol();
$old_key = db_set_active('test2');
db_query('SELECT age FROM {test} WHERE name = :name', array(':name' => 'Ringo'), array('target' => 'slave'))->fetchCol();
db_set_active($old_key);
$queries1 = Database::getLog('testing1');
$queries2 = Database::getLog('testing1', 'test2');
$this->assertEqual(count($queries1), 1, 'Correct number of queries recorded for first connection.');
$this->assertEqual(count($queries2), 1, 'Correct number of queries recorded for second connection.');
}
}
/**
* Query serialization tests.
*/
class DatabaseSerializeQueryTestCase extends DatabaseTestCase {
public static function getInfo() {
return array(
'name' => 'Serialize query',
'description' => 'Test serializing and unserializing a query.',
'group' => 'Database',
);
}
/**
* Confirm that a query can be serialized and unserialized.
*/
function testSerializeQuery() {
$query = db_select('test');
$query->addField('test', 'age');
$query->condition('name', 'Ringo');
// If this doesn't work, it will throw an exception, so no need for an
// assertion.
$query = unserialize(serialize($query));
$results = $query->execute()->fetchCol();
$this->assertEqual($results[0], 28, 'Query properly executed after unserialization.');
}
}
/**
* Range query tests.
*/
class DatabaseRangeQueryTestCase extends DrupalWebTestCase {
public static function getInfo() {
return array(
'name' => 'Range query test',
'description' => 'Test the Range query functionality.',
'group' => 'Database',
);
}
function setUp() {
parent::setUp('database_test');
}
/**
* Confirm that range query work and return correct result.
*/
function testRangeQuery() {
// Test if return correct number of rows.
$range_rows = db_query_range("SELECT name FROM {system} ORDER BY name", 2, 3)->fetchAll();
$this->assertEqual(count($range_rows), 3, 'Range query work and return correct number of rows.');
// Test if return target data.
$raw_rows = db_query('SELECT name FROM {system} ORDER BY name')->fetchAll();
$raw_rows = array_slice($raw_rows, 2, 3);
$this->assertEqual($range_rows, $raw_rows, 'Range query work and return target data.');
}
}
/**
* Temporary query tests.
*/
class DatabaseTemporaryQueryTestCase extends DrupalWebTestCase {
public static function getInfo() {
return array(
'name' => 'Temporary query test',
'description' => 'Test the temporary query functionality.',
'group' => 'Database',
);
}
function setUp() {
parent::setUp('database_test');
}
/**
* Return the number of rows of a table.
*/
function countTableRows($table_name) {
return db_select($table_name)->countQuery()->execute()->fetchField();
}
/**
* Confirm that temporary tables work and are limited to one request.
*/
function testTemporaryQuery() {
$this->drupalGet('database_test/db_query_temporary');
$data = json_decode($this->drupalGetContent());
if ($data) {
$this->assertEqual($this->countTableRows("system"), $data->row_count, 'The temporary table contains the correct amount of rows.');
$this->assertFalse(db_table_exists($data->table_name), 'The temporary table is, indeed, temporary.');
}
else {
$this->fail("The creation of the temporary table failed.");
}
// Now try to run two db_query_temporary() in the same request.
$table_name_system = db_query_temporary('SELECT status FROM {system}', array());
$table_name_users = db_query_temporary('SELECT uid FROM {users}', array());
$this->assertEqual($this->countTableRows($table_name_system), $this->countTableRows("system"), 'A temporary table was created successfully in this request.');
$this->assertEqual($this->countTableRows($table_name_users), $this->countTableRows("users"), 'A second temporary table was created successfully in this request.');
// Check that leading whitespace and comments do not cause problems
// in the modified query.
$sql = "
-- Let's select some rows into a temporary table
SELECT name FROM {test}
";
$table_name_test = db_query_temporary($sql, array());
$this->assertEqual($this->countTableRows($table_name_test), $this->countTableRows('test'), 'Leading white space and comments do not interfere with temporary table creation.');
}
}
/**
* Test how the current database driver interprets the SQL syntax.
*
* In order to ensure consistent SQL handling throughout Drupal
* across multiple kinds of database systems, we test that the
* database system interprets SQL syntax in an expected fashion.
*/
class DatabaseBasicSyntaxTestCase extends DatabaseTestCase {
public static function getInfo() {
return array(
'name' => 'Basic SQL syntax tests',
'description' => 'Test SQL syntax interpretation.',
'group' => 'Database',
);
}
function setUp() {
parent::setUp('database_test');
}
/**
* Test for string concatenation.
*/
function testBasicConcat() {
$result = db_query('SELECT CONCAT(:a1, CONCAT(:a2, CONCAT(:a3, CONCAT(:a4, :a5))))', array(
':a1' => 'This',
':a2' => ' ',
':a3' => 'is',
':a4' => ' a ',
':a5' => 'test.',
));
$this->assertIdentical($result->fetchField(), 'This is a test.', 'Basic CONCAT works.');
}
/**
* Test for string concatenation with field values.
*/
function testFieldConcat() {
$result = db_query('SELECT CONCAT(:a1, CONCAT(name, CONCAT(:a2, CONCAT(age, :a3)))) FROM {test} WHERE age = :age', array(
':a1' => 'The age of ',
':a2' => ' is ',
':a3' => '.',
':age' => 25,
));
$this->assertIdentical($result->fetchField(), 'The age of John is 25.', 'Field CONCAT works.');
}
/**
* Test escaping of LIKE wildcards.
*/
function testLikeEscape() {
db_insert('test')
->fields(array(
'name' => 'Ring_',
))
->execute();
// Match both "Ringo" and "Ring_".
$num_matches = db_select('test', 't')
->condition('name', 'Ring_', 'LIKE')
->countQuery()
->execute()
->fetchField();
$this->assertIdentical($num_matches, '2', 'Found 2 records.');
// Match only "Ring_" using a LIKE expression with no wildcards.
$num_matches = db_select('test', 't')
->condition('name', db_like('Ring_'), 'LIKE')
->countQuery()
->execute()
->fetchField();
$this->assertIdentical($num_matches, '1', 'Found 1 record.');
}
/**
* Test LIKE query containing a backslash.
*/
function testLikeBackslash() {
db_insert('test')
->fields(array('name'))
->values(array(
'name' => 'abcde\f',
))
->values(array(
'name' => 'abc%\_',
))
->execute();
// Match both rows using a LIKE expression with two wildcards and a verbatim
// backslash.
$num_matches = db_select('test', 't')
->condition('name', 'abc%\\\\_', 'LIKE')
->countQuery()
->execute()
->fetchField();
$this->assertIdentical($num_matches, '2', 'Found 2 records.');
// Match only the former using a LIKE expression with no wildcards.
$num_matches = db_select('test', 't')
->condition('name', db_like('abc%\_'), 'LIKE')
->countQuery()
->execute()
->fetchField();
$this->assertIdentical($num_matches, '1', 'Found 1 record.');
}
}
/**
* Test case sensitivity handling.
*/
class DatabaseCaseSensitivityTestCase extends DatabaseTestCase {
public static function getInfo() {
return array(
'name' => 'Case sensitivity',
'description' => 'Test handling case sensitive collation.',
'group' => 'Database',
);
}
/**
* Test BINARY collation in MySQL.
*/
function testCaseSensitiveInsert() {
$num_records_before = db_query('SELECT COUNT(*) FROM {test}')->fetchField();
$john = db_insert('test')
->fields(array(
'name' => 'john', // <- A record already exists with name 'John'.
'age' => 2,
'job' => 'Baby',
))
->execute();
$num_records_after = db_query('SELECT COUNT(*) FROM {test}')->fetchField();
$this->assertIdentical($num_records_before + 1, (int) $num_records_after, 'Record inserts correctly.');
$saved_age = db_query('SELECT age FROM {test} WHERE name = :name', array(':name' => 'john'))->fetchField();
$this->assertIdentical($saved_age, '2', 'Can retrieve after inserting.');
}
}
/**
* Test invalid data handling.
*/
class DatabaseInvalidDataTestCase extends DatabaseTestCase {
public static function getInfo() {
return array(
'name' => 'Invalid data',
'description' => 'Test handling of some invalid data.',
'group' => 'Database',
);
}
function setUp() {
parent::setUp('database_test');
}
/**
* Traditional SQL database systems abort inserts when invalid data is encountered.
*/
function testInsertDuplicateData() {
// Try to insert multiple records where at least one has bad data.
try {
db_insert('test')
->fields(array('name', 'age', 'job'))
->values(array(
'name' => 'Elvis',
'age' => 63,
'job' => 'Singer',
))->values(array(
'name' => 'John', // <-- Duplicate value on unique field.
'age' => 17,
'job' => 'Consultant',
))
->values(array(
'name' => 'Frank',
'age' => 75,
'job' => 'Singer',
))
->execute();
$this->fail('Insert succeedded when it should not have.');
}
catch (Exception $e) {
// Check if the first record was inserted.
$name = db_query('SELECT name FROM {test} WHERE age = :age', array(':age' => 63))->fetchField();
if ($name == 'Elvis') {
if (!Database::getConnection()->supportsTransactions()) {
// This is an expected fail.
// Database engines that don't support transactions can leave partial
// inserts in place when an error occurs. This is the case for MySQL
// when running on a MyISAM table.
$this->pass("The whole transaction has not been rolled-back when a duplicate key insert occurs, this is expected because the database doesn't support transactions");
}
else {
$this->fail('The whole transaction is rolled back when a duplicate key insert occurs.');
}
}
else {
$this->pass('The whole transaction is rolled back when a duplicate key insert occurs.');
}
// Ensure the other values were not inserted.
$record = db_select('test')
->fields('test', array('name', 'age'))
->condition('age', array(17, 75), 'IN')
->execute()->fetchObject();
$this->assertFalse($record, 'The rest of the insert aborted as expected.');
}
}
}
/**
* Drupal-specific SQL syntax tests.
*/
class DatabaseQueryTestCase extends DatabaseTestCase {
public static function getInfo() {
return array(
'name' => 'Custom query syntax tests',
'description' => 'Test Drupal\'s extended prepared statement syntax..',
'group' => 'Database',
);
}
function setUp() {
parent::setUp('database_test');
}
/**
* Test that we can specify an array of values in the query by simply passing in an array.
*/
function testArraySubstitution() {
$names = db_query('SELECT name FROM {test} WHERE age IN (:ages) ORDER BY age', array(':ages' => array(25, 26, 27)))->fetchAll();
$this->assertEqual(count($names), 3, 'Correct number of names returned');
}
/**
* Test SQL injection via database query array arguments.
*/
public function testArrayArgumentsSQLInjection() {
// Attempt SQL injection and verify that it does not work.
$condition = array(
"1 ;INSERT INTO {test} (name) VALUES ('test12345678'); -- " => '',
'1' => '',
);
try {
db_query("SELECT * FROM {test} WHERE name = :name", array(':name' => $condition))->fetchObject();
$this->fail('SQL injection attempt via array arguments should result in a PDOException.');
}
catch (PDOException $e) {
$this->pass('SQL injection attempt via array arguments should result in a PDOException.');
}
// Test that the insert query that was used in the SQL injection attempt did
// not result in a row being inserted in the database.
$result = db_select('test')
->condition('name', 'test12345678')
->countQuery()
->execute()
->fetchField();
$this->assertFalse($result, 'SQL injection attempt did not result in a row being inserted in the database table.');
}
/**
* Tests SQL injection via condition operator.
*/
public function testConditionOperatorArgumentsSQLInjection() {
$injection = "IS NOT NULL); INSERT INTO {test} (name) VALUES ('test12345678'); -- ";
try {
$result = db_select('test', 't')
->fields('t')
->condition('name', 1, $injection)
->execute();
$this->fail('Should not be able to attempt SQL injection via condition operator.');
}
catch (InvalidQueryConditionOperatorException $e) {
$this->pass('SQL injection attempt via condition arguments should result in a database exception.');
}
// Test that the insert query that was used in the SQL injection attempt did
// not result in a row being inserted in the database.
$result = db_select('test')
->condition('name', 'test12345678')
->countQuery()
->execute()
->fetchField();
$this->assertFalse($result, 'SQL injection attempt did not result in a row being inserted in the database table.');
// Attempt SQLi via union query with no unsafe characters.
db_insert('test')
->fields(array('name' => '123456'))
->execute();
$injection = "= 1 UNION ALL SELECT password FROM user WHERE uid =";
try {
$result = db_select('test', 't')
->fields('t', array('name', 'name'))
->condition('name', 1, $injection)
->execute();
$this->fail('Should not be able to attempt SQL injection via operator.');
}
catch (InvalidQueryConditionOperatorException $e) {
$this->pass('SQL injection attempt via condition arguments should result in a database exception.');
}
// Attempt SQLi via union query - uppercase tablename.
db_insert('TEST_UPPERCASE')
->fields(array('name' => 'secrets'))
->execute();
$injection = "IS NOT NULL) UNION ALL SELECT name FROM {TEST_UPPERCASE} -- ";
try {
$result = db_select('test', 't')
->fields('t', array('name'))
->condition('name', 1, $injection)
->execute();
$this->fail('Should not be able to attempt SQL injection via operator.');
}
catch (InvalidQueryConditionOperatorException $e) {
$this->pass('SQL injection attempt via condition arguments should result in a database exception.');
}
}
}
/**
* Test transaction support, particularly nesting.
*
* We test nesting by having two transaction layers, an outer and inner. The
* outer layer encapsulates the inner layer. Our transaction nesting abstraction
* should allow the outer layer function to call any function it wants,
* especially the inner layer that starts its own transaction, and be
* confident that, when the function it calls returns, its own transaction
* is still "alive."
*
* Call structure:
* transactionOuterLayer()
* Start transaction
* transactionInnerLayer()
* Start transaction (does nothing in database)
* [Maybe decide to roll back]
* Do more stuff
* Should still be in transaction A
*
*/
class DatabaseTransactionTestCase extends DatabaseTestCase {
public static function getInfo() {
return array(
'name' => 'Transaction tests',
'description' => 'Test the transaction abstraction system.',
'group' => 'Database',
);
}
/**
* Helper method for transaction unit test.
*
* This "outer layer" transaction starts and then encapsulates the
* "inner layer" transaction. This nesting is used to evaluate whether the
* database transaction API properly supports nesting. By "properly supports,"
* we mean the outer transaction continues to exist regardless of what
* functions are called and whether those functions start their own
* transactions.
*
* In contrast, a typical database would commit the outer transaction, start
* a new transaction for the inner layer, commit the inner layer transaction,
* and then be confused when the outer layer transaction tries to commit its
* transaction (which was already committed when the inner transaction
* started).
*
* @param $suffix
* Suffix to add to field values to differentiate tests.
* @param $rollback
* Whether or not to try rolling back the transaction when we're done.
* @param $ddl_statement
* Whether to execute a DDL statement during the inner transaction.
*/
protected function transactionOuterLayer($suffix, $rollback = FALSE, $ddl_statement = FALSE) {
$connection = Database::getConnection();
$depth = $connection->transactionDepth();
$txn = db_transaction();
// Insert a single row into the testing table.
db_insert('test')
->fields(array(
'name' => 'David' . $suffix,
'age' => '24',
))
->execute();
$this->assertTrue($connection->inTransaction(), 'In transaction before calling nested transaction.');
// We're already in a transaction, but we call ->transactionInnerLayer
// to nest another transaction inside the current one.
$this->transactionInnerLayer($suffix, $rollback, $ddl_statement);
$this->assertTrue($connection->inTransaction(), 'In transaction after calling nested transaction.');
if ($rollback) {
// Roll back the transaction, if requested.
// This rollback should propagate to the last savepoint.
$txn->rollback();
$this->assertTrue(($connection->transactionDepth() == $depth), 'Transaction has rolled back to the last savepoint after calling rollback().');
}
}
/**
* Helper method for transaction unit tests. This "inner layer" transaction
* is either used alone or nested inside of the "outer layer" transaction.
*
* @param $suffix
* Suffix to add to field values to differentiate tests.
* @param $rollback
* Whether or not to try rolling back the transaction when we're done.
* @param $ddl_statement
* Whether to execute a DDL statement during the transaction.
*/
protected function transactionInnerLayer($suffix, $rollback = FALSE, $ddl_statement = FALSE) {
$connection = Database::getConnection();
$depth = $connection->transactionDepth();
// Start a transaction. If we're being called from ->transactionOuterLayer,
// then we're already in a transaction. Normally, that would make starting
// a transaction here dangerous, but the database API handles this problem
// for us by tracking the nesting and avoiding the danger.
$txn = db_transaction();
$depth2 = $connection->transactionDepth();
$this->assertTrue($depth < $depth2, 'Transaction depth is has increased with new transaction.');
// Insert a single row into the testing table.
db_insert('test')
->fields(array(
'name' => 'Daniel' . $suffix,
'age' => '19',
))
->execute();
$this->assertTrue($connection->inTransaction(), 'In transaction inside nested transaction.');
if ($ddl_statement) {
$table = array(
'fields' => array(
'id' => array(
'type' => 'serial',
'unsigned' => TRUE,
'not null' => TRUE,
),
),
'primary key' => array('id'),
);
db_create_table('database_test_1', $table);
$this->assertTrue($connection->inTransaction(), 'In transaction inside nested transaction.');
}
if ($rollback) {
// Roll back the transaction, if requested.
// This rollback should propagate to the last savepoint.
$txn->rollback();
$this->assertTrue(($connection->transactionDepth() == $depth), 'Transaction has rolled back to the last savepoint after calling rollback().');
}
}
/**
* Test transaction rollback on a database that supports transactions.
*
* If the active connection does not support transactions, this test does nothing.
*/
function testTransactionRollBackSupported() {
// This test won't work right if transactions are not supported.
if (!Database::getConnection()->supportsTransactions()) {
return;
}
try {
// Create two nested transactions. Roll back from the inner one.
$this->transactionOuterLayer('B', TRUE);
// Neither of the rows we inserted in the two transaction layers
// should be present in the tables post-rollback.
$saved_age = db_query('SELECT age FROM {test} WHERE name = :name', array(':name' => 'DavidB'))->fetchField();
$this->assertNotIdentical($saved_age, '24', 'Cannot retrieve DavidB row after commit.');
$saved_age = db_query('SELECT age FROM {test} WHERE name = :name', array(':name' => 'DanielB'))->fetchField();
$this->assertNotIdentical($saved_age, '19', 'Cannot retrieve DanielB row after commit.');
}
catch (Exception $e) {
$this->fail($e->getMessage());
}
}
/**
* Test transaction rollback on a database that does not support transactions.
*
* If the active driver supports transactions, this test does nothing.
*/
function testTransactionRollBackNotSupported() {
// This test won't work right if transactions are supported.
if (Database::getConnection()->supportsTransactions()) {
return;
}
try {
// Create two nested transactions. Attempt to roll back from the inner one.
$this->transactionOuterLayer('B', TRUE);
// Because our current database claims to not support transactions,
// the inserted rows should be present despite the attempt to roll back.
$saved_age = db_query('SELECT age FROM {test} WHERE name = :name', array(':name' => 'DavidB'))->fetchField();
$this->assertIdentical($saved_age, '24', 'DavidB not rolled back, since transactions are not supported.');
$saved_age = db_query('SELECT age FROM {test} WHERE name = :name', array(':name' => 'DanielB'))->fetchField();
$this->assertIdentical($saved_age, '19', 'DanielB not rolled back, since transactions are not supported.');
}
catch (Exception $e) {
$this->fail($e->getMessage());
}
}
/**
* Test committed transaction.
*
* The behavior of this test should be identical for connections that support
* transactions and those that do not.
*/
function testCommittedTransaction() {
try {
// Create two nested transactions. The changes should be committed.
$this->transactionOuterLayer('A');
// Because we committed, both of the inserted rows should be present.
$saved_age = db_query('SELECT age FROM {test} WHERE name = :name', array(':name' => 'DavidA'))->fetchField();
$this->assertIdentical($saved_age, '24', 'Can retrieve DavidA row after commit.');
$saved_age = db_query('SELECT age FROM {test} WHERE name = :name', array(':name' => 'DanielA'))->fetchField();
$this->assertIdentical($saved_age, '19', 'Can retrieve DanielA row after commit.');
}
catch (Exception $e) {
$this->fail($e->getMessage());
}
}
/**
* Test the compatibility of transactions with DDL statements.
*/
function testTransactionWithDdlStatement() {
// First, test that a commit works normally, even with DDL statements.
$transaction = db_transaction();
$this->insertRow('row');
$this->executeDDLStatement();
unset($transaction);
$this->assertRowPresent('row');
// Even in different order.
$this->cleanUp();
$transaction = db_transaction();
$this->executeDDLStatement();
$this->insertRow('row');
unset($transaction);
$this->assertRowPresent('row');
// Even with stacking.
$this->cleanUp();
$transaction = db_transaction();
$transaction2 = db_transaction();
$this->executeDDLStatement();
unset($transaction2);
$transaction3 = db_transaction();
$this->insertRow('row');
unset($transaction3);
unset($transaction);
$this->assertRowPresent('row');
// A transaction after a DDL statement should still work the same.
$this->cleanUp();
$transaction = db_transaction();
$transaction2 = db_transaction();
$this->executeDDLStatement();
unset($transaction2);
$transaction3 = db_transaction();
$this->insertRow('row');
$transaction3->rollback();
unset($transaction3);
unset($transaction);
$this->assertRowAbsent('row');
// The behavior of a rollback depends on the type of database server.
if (Database::getConnection()->supportsTransactionalDDL()) {
// For database servers that support transactional DDL, a rollback
// of a transaction including DDL statements should be possible.
$this->cleanUp();
$transaction = db_transaction();
$this->insertRow('row');
$this->executeDDLStatement();
$transaction->rollback();
unset($transaction);
$this->assertRowAbsent('row');
// Including with stacking.
$this->cleanUp();
$transaction = db_transaction();
$transaction2 = db_transaction();
$this->executeDDLStatement();
unset($transaction2);
$transaction3 = db_transaction();
$this->insertRow('row');
unset($transaction3);
$transaction->rollback();
unset($transaction);
$this->assertRowAbsent('row');
}
else {
// For database servers that do not support transactional DDL,
// the DDL statement should commit the transaction stack.
$this->cleanUp();
$transaction = db_transaction();
$this->insertRow('row');
$this->executeDDLStatement();
set_error_handler(array($this, 'rollBackWithoutTransactionErrorHandler'));
try {
// Rollback the outer transaction.
$transaction->rollback();
// @see \DatabaseConnection_mysql::rollback()
if (PHP_VERSION_ID >= 80000) {
$this->fail('Rolling back a transaction containing DDL should produce a warning.');
}
}
catch (Exception $e) {
$this->assertEqual('Rollback attempted when there is no active transaction.', $e->getMessage());
}
restore_error_handler();
unset($transaction);
$this->assertRowPresent('row');
}
}
/**
* Special handling of "rollback without transaction" errors.
*/
public function rollBackWithoutTransactionErrorHandler($error_level, $message, $filename, $line) {
// Throw an exception if this is a "rollback without transaction" error.
if (strpos($message, 'Rollback attempted when there is no active transaction.') !== FALSE ) {
throw new Exception('Rollback attempted when there is no active transaction.');
}
_drupal_error_handler($error_level, $message, $filename, $line);
}
/**
* Insert a single row into the testing table.
*/
protected function insertRow($name) {
db_insert('test')
->fields(array(
'name' => $name,
))
->execute();
}
/**
* Execute a DDL statement.
*/
protected function executeDDLStatement() {
static $count = 0;
$table = array(
'fields' => array(
'id' => array(
'type' => 'serial',
'unsigned' => TRUE,
'not null' => TRUE,
),
),
'primary key' => array('id'),
);
db_create_table('database_test_' . ++$count, $table);
}
/**
* Start over for a new test.
*/
protected function cleanUp() {
db_truncate('test')
->execute();
}
/**
* Assert that a given row is present in the test table.
*
* @param $name
* The name of the row.
* @param $message
* The message to log for the assertion.
*/
function assertRowPresent($name, $message = NULL) {
if (!isset($message)) {
$message = format_string('Row %name is present.', array('%name' => $name));
}
$present = (boolean) db_query('SELECT 1 FROM {test} WHERE name = :name', array(':name' => $name))->fetchField();
return $this->assertTrue($present, $message);
}
/**
* Assert that a given row is absent from the test table.
*
* @param $name
* The name of the row.
* @param $message
* The message to log for the assertion.
*/
function assertRowAbsent($name, $message = NULL) {
if (!isset($message)) {
$message = format_string('Row %name is absent.', array('%name' => $name));
}
$present = (boolean) db_query('SELECT 1 FROM {test} WHERE name = :name', array(':name' => $name))->fetchField();
return $this->assertFalse($present, $message);
}
/**
* Test transaction stacking and commit / rollback.
*/
function testTransactionStacking() {
// This test won't work right if transactions are not supported.
if (!Database::getConnection()->supportsTransactions()) {
return;
}
$database = Database::getConnection();
// Standard case: pop the inner transaction before the outer transaction.
$transaction = db_transaction();
$this->insertRow('outer');
$transaction2 = db_transaction();
$this->insertRow('inner');
// Pop the inner transaction.
unset($transaction2);
$this->assertTrue($database->inTransaction(), 'Still in a transaction after popping the inner transaction');
// Pop the outer transaction.
unset($transaction);
$this->assertFalse($database->inTransaction(), 'Transaction closed after popping the outer transaction');
$this->assertRowPresent('outer');
$this->assertRowPresent('inner');
// Pop the transaction in a different order they have been pushed.
$this->cleanUp();
$transaction = db_transaction();
$this->insertRow('outer');
$transaction2 = db_transaction();
$this->insertRow('inner');
// Pop the outer transaction, nothing should happen.
unset($transaction);
$this->insertRow('inner-after-outer-commit');
$this->assertTrue($database->inTransaction(), 'Still in a transaction after popping the outer transaction');
// Pop the inner transaction, the whole transaction should commit.
unset($transaction2);
$this->assertFalse($database->inTransaction(), 'Transaction closed after popping the inner transaction');
$this->assertRowPresent('outer');
$this->assertRowPresent('inner');
$this->assertRowPresent('inner-after-outer-commit');
// Rollback the inner transaction.
$this->cleanUp();
$transaction = db_transaction();
$this->insertRow('outer');
$transaction2 = db_transaction();
$this->insertRow('inner');
// Now rollback the inner transaction.
$transaction2->rollback();
unset($transaction2);
$this->assertTrue($database->inTransaction(), 'Still in a transaction after popping the outer transaction');
// Pop the outer transaction, it should commit.
$this->insertRow('outer-after-inner-rollback');
unset($transaction);
$this->assertFalse($database->inTransaction(), 'Transaction closed after popping the inner transaction');
$this->assertRowPresent('outer');
$this->assertRowAbsent('inner');
$this->assertRowPresent('outer-after-inner-rollback');
// Rollback the inner transaction after committing the outer one.
$this->cleanUp();
$transaction = db_transaction();
$this->insertRow('outer');
$transaction2 = db_transaction();
$this->insertRow('inner');
// Pop the outer transaction, nothing should happen.
unset($transaction);
$this->assertTrue($database->inTransaction(), 'Still in a transaction after popping the outer transaction');
// Now rollback the inner transaction, it should rollback.
$transaction2->rollback();
unset($transaction2);
$this->assertFalse($database->inTransaction(), 'Transaction closed after popping the inner transaction');
$this->assertRowPresent('outer');
$this->assertRowAbsent('inner');
// Rollback the outer transaction while the inner transaction is active.
// In that case, an exception will be triggered because we cannot
// ensure that the final result will have any meaning.
$this->cleanUp();
$transaction = db_transaction();
$this->insertRow('outer');
$transaction2 = db_transaction();
$this->insertRow('inner');
$transaction3 = db_transaction();
$this->insertRow('inner2');
// Rollback the outer transaction.
try {
$transaction->rollback();
unset($transaction);
$this->fail('Rolling back the outer transaction while the inner transaction is active resulted in an exception.');
}
catch (DatabaseTransactionOutOfOrderException $e) {
$this->pass('Rolling back the outer transaction while the inner transaction is active resulted in an exception.');
}
$this->assertFalse($database->inTransaction(), 'No more in a transaction after rolling back the outer transaction');
// Try to commit one inner transaction.
unset($transaction3);
$this->pass('Trying to commit an inner transaction resulted in an exception.');
// Try to rollback one inner transaction.
try {
$transaction->rollback();
unset($transaction2);
$this->fail('Trying to commit an inner transaction resulted in an exception.');
}
catch (DatabaseTransactionNoActiveException $e) {
$this->pass('Trying to commit an inner transaction resulted in an exception.');
}
$this->assertRowAbsent('outer');
$this->assertRowAbsent('inner');
$this->assertRowAbsent('inner2');
}
}
/**
* Check the sequences API.
*/
class DatabaseNextIdCase extends DrupalWebTestCase {
public static function getInfo() {
return array(
'name' => 'Sequences API',
'description' => 'Test the secondary sequences API.',
'group' => 'Database',
);
}
/**
* Test that the sequences API work.
*/
function testDbNextId() {
$first = db_next_id();
$second = db_next_id();
// We can test for exact increase in here because we know there is no
// other process operating on these tables -- normally we could only
// expect $second > $first.
$this->assertEqual($first + 1, $second, 'The second call from a sequence provides a number increased by one.');
$result = db_next_id(1000);
$this->assertEqual($result, 1001, 'Sequence provides a larger number than the existing ID.');
}
}
/**
* Tests the empty pseudo-statement class.
*/
class DatabaseEmptyStatementTestCase extends DrupalWebTestCase {
public static function getInfo() {
return array(
'name' => 'Empty statement',
'description' => 'Test the empty pseudo-statement class.',
'group' => 'Database',
);
}
/**
* Test that the empty result set behaves as empty.
*/
function testEmpty() {
$result = new DatabaseStatementEmpty();
$this->assertTrue($result instanceof DatabaseStatementInterface, 'Class implements expected interface');
$this->assertNull($result->fetchObject(), 'Null result returned.');
}
/**
* Test that the empty result set iterates safely.
*/
function testEmptyIteration() {
$result = new DatabaseStatementEmpty();
foreach ($result as $record) {
$this->fail('Iterating empty result set should not iterate.');
return;
}
$this->pass('Iterating empty result set skipped iteration.');
}
/**
* Test that the empty result set mass-fetches in an expected way.
*/
function testEmptyFetchAll() {
$result = new DatabaseStatementEmpty();
$this->assertEqual($result->fetchAll(), array(), 'Empty array returned from empty result set.');
}
}
/**
* Tests management of database connections.
*/
class ConnectionUnitTest extends DrupalUnitTestCase {
protected $key;
protected $target;
protected $monitor;
protected $originalCount;
protected $skipTest;
public static function getInfo() {
return array(
'name' => 'Connection unit tests',
'description' => 'Tests management of database connections.',
'group' => 'Database',
);
}
function setUp() {
parent::setUp();
$this->key = 'default';
$this->originalTarget = 'default';
$this->target = 'DatabaseConnectionUnitTest';
// Determine whether the database driver is MySQL. If it is not, the test
// methods will not be executed.
// @todo Make this test driver-agnostic, or find a proper way to skip it.
// @see http://drupal.org/node/1273478
$connection_info = Database::getConnectionInfo('default');
$this->skipTest = (bool) ($connection_info['default']['driver'] != 'mysql');
if ($this->skipTest) {
// Insert an assertion to prevent Simpletest from interpreting the test
// as failure.
$this->pass('This test is only compatible with MySQL.');
}
// Create an additional connection to monitor the connections being opened
// and closed in this test.
// @see TestBase::changeDatabasePrefix()
$connection_info = Database::getConnectionInfo('default');
Database::addConnectionInfo('default', 'monitor', $connection_info['default']);
global $databases;
$databases['default']['monitor'] = $connection_info['default'];
$this->monitor = Database::getConnection('monitor');
}
/**
* Adds a new database connection info to Database.
*/
protected function addConnection() {
// Add a new target to the connection, by cloning the current connection.
$connection_info = Database::getConnectionInfo($this->key);
Database::addConnectionInfo($this->key, $this->target, $connection_info[$this->originalTarget]);
// Verify that the new target exists.
$info = Database::getConnectionInfo($this->key);
// Note: Custom assertion message to not expose database credentials.
$this->assertIdentical($info[$this->target], $connection_info[$this->key], 'New connection info found.');
}
/**
* Returns the connection ID of the current test connection.
*
* @return integer
*/
protected function getConnectionID() {
return (int) Database::getConnection($this->target, $this->key)->query('SELECT CONNECTION_ID()')->fetchField();
}
/**
* Asserts that a connection ID exists.
*
* @param integer $id
* The connection ID to verify.
*/
protected function assertConnection($id) {
$list = $this->monitor->query('SHOW PROCESSLIST')->fetchAllKeyed(0, 0);
return $this->assertTrue(isset($list[$id]), format_string('Connection ID @id found.', array('@id' => $id)));
}
/**
* Asserts that a connection ID does not exist.
*
* @param integer $id
* The connection ID to verify.
*/
protected function assertNoConnection($id) {
$list = $this->monitor->query('SHOW PROCESSLIST')->fetchAllKeyed(0, 0);
return $this->assertFalse(isset($list[$id]), format_string('Connection ID @id not found.', array('@id' => $id)));
}
/**
* Tests Database::closeConnection() without query.
*
* @todo getConnectionID() executes a query.
*/
function testOpenClose() {
if ($this->skipTest) {
return;
}
// Add and open a new connection.
$this->addConnection();
$id = $this->getConnectionID();
Database::getConnection($this->target, $this->key);
// Verify that there is a new connection.
$this->assertConnection($id);
// Close the connection.
Database::closeConnection($this->target, $this->key);
// Wait 20ms to give the database engine sufficient time to react.
usleep(20000);
// Verify that we are back to the original connection count.
$this->assertNoConnection($id);
}
/**
* Tests Database::closeConnection() with a query.
*/
function testOpenQueryClose() {
if ($this->skipTest) {
return;
}
// Add and open a new connection.
$this->addConnection();
$id = $this->getConnectionID();
Database::getConnection($this->target, $this->key);
// Verify that there is a new connection.
$this->assertConnection($id);
// Execute a query.
Database::getConnection($this->target, $this->key)->query('SHOW TABLES');
// Close the connection.
Database::closeConnection($this->target, $this->key);
// Wait 20ms to give the database engine sufficient time to react.
usleep(20000);
// Verify that we are back to the original connection count.
$this->assertNoConnection($id);
}
/**
* Tests Database::closeConnection() with a query and custom prefetch method.
*/
function testOpenQueryPrefetchClose() {
if ($this->skipTest) {
return;
}
// Add and open a new connection.
$this->addConnection();
$id = $this->getConnectionID();
Database::getConnection($this->target, $this->key);
// Verify that there is a new connection.
$this->assertConnection($id);
// Execute a query.
Database::getConnection($this->target, $this->key)->query('SHOW TABLES')->fetchCol();
// Close the connection.
Database::closeConnection($this->target, $this->key);
// Wait 20ms to give the database engine sufficient time to react.
usleep(20000);
// Verify that we are back to the original connection count.
$this->assertNoConnection($id);
}
/**
* Tests Database::closeConnection() with a select query.
*/
function testOpenSelectQueryClose() {
if ($this->skipTest) {
return;
}
// Add and open a new connection.
$this->addConnection();
$id = $this->getConnectionID();
Database::getConnection($this->target, $this->key);
// Verify that there is a new connection.
$this->assertConnection($id);
// Create a table.
$name = 'foo';
Database::getConnection($this->target, $this->key)->schema()->createTable($name, array(
'fields' => array(
'name' => array(
'type' => 'varchar',
'length' => 255,
),
),
));
// Execute a query.
Database::getConnection($this->target, $this->key)->select('foo', 'f')
->fields('f', array('name'))
->execute()
->fetchAll();
// Drop the table.
Database::getConnection($this->target, $this->key)->schema()->dropTable($name);
// Close the connection.
Database::closeConnection($this->target, $this->key);
// Wait 20ms to give the database engine sufficient time to react.
usleep(20000);
// Verify that we are back to the original connection count.
$this->assertNoConnection($id);
}
}
/**
* Test reserved keyword handling (introduced for MySQL 8+)
*/
class DatabaseReservedKeywordTestCase extends DatabaseTestCase {
public static function getInfo() {
return array(
'name' => 'Reserved Keywords',
'description' => 'Test handling of reserved keywords.',
'group' => 'Database',
);
}
function setUp() {
parent::setUp('database_test');
}
public function testTableNameQuoting() {
// Test db_query with {table} pattern.
$record = db_query('SELECT * FROM {system} LIMIT 1')->fetchObject();
$this->assertTrue(isset($record->filename), 'Successfully queried the {system} table.');
$connection = Database::getConnection()->getConnectionOptions();
if ($connection['driver'] === 'sqlite') {
// In SQLite simpletest's prefixed db tables exist in their own schema
// (e.g. simpletest124904.system), so we cannot test the schema.{table}
// syntax here as the table name will have the schema name prepended to it
// when prefixes are processed.
$this->assert(TRUE, 'Skipping schema.{system} test for SQLite.');
}
else {
$database = $connection['database'];
if ($connection['driver'] === 'pgsql') {
// database.scheme.table for PostgreSQL
// @see https://www.postgresql.org/docs/14/ddl-schemas.html
$database .= '.public';
}
// Test db_query with schema.{table} pattern
db_query('SELECT * FROM ' . $database . '.{system} LIMIT 1')->fetchObject();
$this->assertTrue(isset($record->filename), 'Successfully queried the schema.{system} table.');
}
}
public function testSelectReservedWordTableCount() {
$rows = db_select('virtual')
->countQuery()
->execute()
->fetchField();
$this->assertEqual($rows, 1, 'Successful count query on a table with a reserved name.');
}
public function testSelectReservedWordTableSpecificField() {
$record = db_select('virtual')
->fields('virtual', array('function'))
->execute()
->fetchAssoc();
$this->assertEqual($record['function'], 'Function value 1', 'Successfully read a field from a table with a name and column which are reserved words.');
}
public function testSelectReservedWordTableAllFields() {
$record = db_select('virtual')
->fields('virtual')
->execute()
->fetchAssoc();
$this->assertEqual($record['function'], 'Function value 1', 'Successful all_fields query from a table with a name and column which are reserved words.');
}
public function testSelectReservedWordAliasCount() {
$rows = db_select('test', 'character')
->countQuery()
->execute()
->fetchField();
$this->assertEqual($rows, 4, 'Successful count query using an alias which is a reserved word.');
}
public function testSelectReservedWordAliasSpecificFields() {
$record = db_select('test', 'high_priority')
->fields('high_priority', array('name'))
->condition('age', 27)
->execute()->fetchAssoc();
$this->assertEqual($record['name'], 'George', 'Successful query using an alias which is a reserved word.');
}
public function testSelectReservedWordAliasAllFields() {
$record = db_select('test', 'high_priority')
->fields('high_priority')
->condition('age', 27)
->execute()->fetchAssoc();
$this->assertEqual($record['name'], 'George', 'Successful all_fields query using an alias which is a reserved word.');
}
public function testInsertReservedWordTable() {
$num_records_before = db_query('SELECT COUNT(*) FROM {virtual}')->fetchField();
db_insert('virtual')
->fields(array(
'function' => 'Inserted function',
))
->execute();
$num_records_after = db_query('SELECT COUNT(*) FROM {virtual}')->fetchField();
$this->assertIdentical($num_records_before + 1, (int) $num_records_after, 'Successful insert into a table with a name and column which are reserved words.');
}
public function testDeleteReservedWordTable() {
$delete = db_delete('virtual')
->condition('function', 'Function value 1');
$num_deleted = $delete->execute();
$this->assertEqual($num_deleted, 1, "Deleted 1 record from a table with a name and column which are reserved words..");
}
function testTruncateReservedWordTable() {
db_truncate('virtual')->execute();
$num_records_after = db_query("SELECT COUNT(*) FROM {virtual}")->fetchField();
$this->assertEqual(0, $num_records_after, 'Truncated a table with a reserved name.');
}
function testUpdateReservedWordTable() {
$num_updated = db_update('virtual')
->fields(array('function' => 'Updated function'))
->execute();
$this->assertIdentical($num_updated, 1, 'Updated 1 record in a table with a name and column which are reserved words.');
}
function testMergeReservedWordTable() {
$key = db_query('SELECT id FROM {virtual} LIMIT 1')->fetchField();
$num_records_before = db_query('SELECT COUNT(*) FROM {virtual}')->fetchField();
db_merge('virtual')
->key(array('id' => $key))
->fields(array('function' => 'Merged function'))
->execute();
$num_records_after = db_query('SELECT COUNT(*) FROM {virtual}')->fetchField();
$this->assertIdentical($num_records_before, $num_records_after, 'Successful merge query on a table with a name and column which are reserved words.');
}
}
/**
* Test table prefix handling.
*/
class DatabaseTablePrefixTestCase extends DatabaseTestCase {
public static function getInfo() {
return array(
'name' => 'Table prefixes',
'description' => 'Test handling of table prefixes.',
'group' => 'Database',
);
}
public function testSchemaDotTablePrefixes() {
// Get a copy of the default connection options.
$db = Database::getConnection('default', 'default');
$connection_options = $db->getConnectionOptions();
if ($connection_options['driver'] === 'sqlite') {
// In SQLite simpletest's prefixed db tables exist in their own schema
// (e.g. simpletest124904.system), so we cannot test the schema.table
// prefix syntax here.
$this->assert(TRUE, 'Skipping schema.table prefixed tables test for SQLite.');
return;
}
$db_name = $connection_options['database'];
if ($connection_options['driver'] === 'pgsql') {
// database.scheme.table for PostgreSQL
// @see https://www.postgresql.org/docs/14/ddl-schemas.html
$db_name .= '.public';
}
// This prefix is usually something like simpletest12345
$test_prefix = $connection_options['prefix']['default'];
// Set up a new connection with table prefixes in the form "schema.table"
$prefixed = $connection_options;
$prefixed['prefix'] = array(
'default' => $test_prefix,
'users' => $db_name . '.' . $test_prefix,
'role' => $db_name . '.' . $test_prefix,
);
Database::addConnectionInfo('default', 'prefixed', $prefixed);
// Test that the prefixed database connection can query the prefixed tables.
$num_users_prefixed = Database::getConnection('prefixed', 'default')->query('SELECT COUNT(1) FROM {users}')->fetchField();
$this->assertTrue((int) $num_users_prefixed > 0, 'Successfully queried the users table using a schema.table prefix');
$num_users_default = Database::getConnection('default', 'default')->query('SELECT COUNT(1) FROM {users}')->fetchField();
$this->assertEqual($num_users_default, $num_users_prefixed, 'Verified results of query using a connection with schema.table prefixed tables');
}
}
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