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- <?php
- namespace Drupal\KernelTests\Core\Database;
- use Drupal\Core\Database\Database;
- /**
- * Tests the query logging facility.
- *
- * @group Database
- */
- class LoggingTest extends DatabaseTestBase {
- /**
- * Tests that we can log the existence of a query.
- */
- public function testEnableLogging() {
- Database::startLog('testing');
- db_query('SELECT name FROM {test} WHERE age > :age', [':age' => 25])->fetchCol();
- db_query('SELECT age FROM {test} WHERE name = :name', [':name' => 'Ringo'])->fetchCol();
- // Trigger a call that does not have file in the backtrace.
- call_user_func_array('db_query', ['SELECT age FROM {test} WHERE name = :name', [':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.');
- }
- }
- /**
- * Tests that we can run two logs in parallel.
- */
- public function testEnableMultiLogging() {
- Database::startLog('testing1');
- db_query('SELECT name FROM {test} WHERE age > :age', [':age' => 25])->fetchCol();
- Database::startLog('testing2');
- db_query('SELECT age FROM {test} WHERE name = :name', [':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.');
- }
- /**
- * Tests logging queries against multiple targets on the same connection.
- */
- public function testEnableTargetLogging() {
- // Clone the primary credentials to a replica connection and to another fake
- // connection.
- $connection_info = Database::getConnectionInfo('default');
- Database::addConnectionInfo('default', 'replica', $connection_info['default']);
- Database::startLog('testing1');
- db_query('SELECT name FROM {test} WHERE age > :age', [':age' => 25])->fetchCol();
- db_query('SELECT age FROM {test} WHERE name = :name', [':name' => 'Ringo'], ['target' => 'replica'])->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'], 'replica', 'Second query used replica target.');
- }
- /**
- * Tests that logs to separate targets use 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.
- */
- public function testEnableTargetLoggingNoTarget() {
- Database::startLog('testing1');
- db_query('SELECT name FROM {test} WHERE age > :age', [':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 "replica" 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', [':name' => 'Ringo'], ['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.');
- }
- /**
- * Tests that we can log queries separately on different connections.
- */
- public function testEnableMultiConnectionLogging() {
- // Clone the primary 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', [':age' => 25])->fetchCol();
- $old_key = db_set_active('test2');
- db_query('SELECT age FROM {test} WHERE name = :name', [':name' => 'Ringo'], ['target' => 'replica'])->fetchCol();
- db_set_active($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.');
- }
- /**
- * Tests that getLog with a wrong key return an empty array.
- */
- public function testGetLoggingWrongKey() {
- $result = Database::getLog('wrong');
- $this->assertEqual($result, [], 'The function getLog with a wrong key returns an empty array.');
- }
- }
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