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(); } } /** * 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 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, which will change only three of the // four records in the table since 1*1 = 1. That means only three records // are modified, so we should get back 3, not 4, from execute(). $num_rows = db_update('test') ->expression('age', 'age * age') ->execute(); $this->assertIdentical($num_rows, 3, 'Number of affected rows are returned.'); } /** * Confirm that we can update the primary key of a record successfully. */ function testPrimaryKeyUpdate() { $num_updated = db_update('test') ->fields(array('id' => 42, 'name' => 'John')) ->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' => 42))->fetchField(); $this->assertIdentical($saved_name, 'John', 'Updated primary key successfully.'); } } /** * 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.'); } /** * 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 explicity 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); $query_1->union($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.'); } } /** * 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 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(); // Rollback the outer transaction. try { $transaction->rollback(); unset($transaction); // @TODO: an exception should be triggered here, but is not, because // "ROLLBACK" fails silently in MySQL if there is no transaction active. // $this->fail(t('Rolling back a transaction containing DDL should fail.')); } catch (DatabaseTransactionNoActiveException $e) { $this->pass('Rolling back a transaction containing DDL should fail.'); } $this->assertRowPresent('row'); } } /** * Insert a single row into the testing table. */ protected function insertRow($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; 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); } }