private function TestBase::changeDatabasePrefix in Zircon Profile 8

Same name and namespace in other branches

1. 8.0 core/modules/simpletest/src/TestBase.php \Drupal\simpletest\TestBase::changeDatabasePrefix()

Changes the database connection to the prefixed one.

See also

TestBase::prepareEnvironment()

1 call to TestBase::changeDatabasePrefix()

TestBase::prepareEnvironment in core/modules/simpletest/src/TestBase.php

Prepares the current environment for running the test.

File

core/modules/simpletest/src/TestBase.php, line 1156

Contains \Drupal\simpletest\TestBase.

Class

TestBase

Base class for Drupal tests.

Namespace

Drupal\simpletest

Code

private function changeDatabasePrefix() {
  if (empty($this->databasePrefix)) {
    $this
      ->prepareDatabasePrefix();
  }

  // If the backup already exists, something went terribly wrong.
  // This case is possible, because database connection info is a static
  // global state construct on the Database class, which at least persists
  // for all test methods executed in one PHP process.
  if (Database::getConnectionInfo('simpletest_original_default')) {
    throw new \RuntimeException("Bad Database connection state: 'simpletest_original_default' connection key already exists. Broken test?");
  }

  // Clone the current connection and replace the current prefix.
  $connection_info = Database::getConnectionInfo('default');
  Database::renameConnection('default', 'simpletest_original_default');
  foreach ($connection_info as $target => $value) {

    // Replace the full table prefix definition to ensure that no table
    // prefixes of the test runner leak into the test.
    $connection_info[$target]['prefix'] = array(
      'default' => $value['prefix']['default'] . $this->databasePrefix,
    );
  }
  Database::addConnectionInfo('default', 'default', $connection_info['default']);
}