function DeleteTruncateTest::testTruncate

Confirms that we can truncate a whole table successfully.

File

drupal/core/modules/system/lib/Drupal/system/Tests/Database/DeleteTruncateTest.php, line 70

Definition of Drupal\system\Tests\Database\DeleteTruncateTest.

Class

DeleteTruncateTest

Tests delete and truncate queries.

Namespace

Code

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.');
}