public function DatabaseExceptionWrapperTest::testPreparedStatement in Drupal 8

Tests the expected database exception thrown for prepared statements.

File

core/tests/Drupal/KernelTests/Core/Database/DatabaseExceptionWrapperTest.php, line 19

Class

DatabaseExceptionWrapperTest

Tests exceptions thrown by queries.

Namespace

Drupal\KernelTests\Core\Database

Code

public function testPreparedStatement() {
  $connection = Database::getConnection();
  try {

    // SQLite validates the syntax upon preparing a statement already.
    // @throws \PDOException
    $query = $connection
      ->prepare('bananas');

    // MySQL only validates the syntax upon trying to execute a query.
    // @throws \Drupal\Core\Database\DatabaseExceptionWrapper
    $connection
      ->query($query);
    $this
      ->fail('Expected PDOException or DatabaseExceptionWrapper, none was thrown.');
  } catch (\Exception $e) {
    $this
      ->assertTrue($e instanceof \PDOException || $e instanceof DatabaseExceptionWrapper, 'Exception should be an instance of \\PDOException or DatabaseExceptionWrapper, thrown ' . get_class($e));
  }
}