Overrides Drupal\simpletest\WebTestBase::setUp() for upgrade testing.
Overrides UpgradePathTestBase::setUp
Drupal\simpletest\WebTestBase::prepareDatabasePrefix()
Drupal\simpletest\WebTestBase::changeDatabasePrefix()
Drupal\simpletest\WebTestBase::prepareEnvironment()
public function setUp() {
$path = drupal_get_path('module', 'system');
$this->databaseDumpFiles = array(
$path . '/tests/upgrade/drupal-7.bare.standard_all.database.php.gz',
$path . '/tests/upgrade/drupal-7.roles.database.php',
$path . '/tests/upgrade/drupal-7.filter_formats.database.php',
);
parent::setUp();
}