Returns the database connection to the site running Simpletest.
Drupal\Core\Database\Connection The database connection to use for inserting assertions.
public static function getDatabaseConnection() {
try {
$connection = Database::getConnection('default', 'simpletest_original_default');
} catch (ConnectionNotDefinedException $e) {
// If the test was not set up, the simpletest_original_default
// connection does not exist.
$connection = Database::getConnection('default', 'default');
}
return $connection;
}