/**
* Empty all tables so they can be repopulated for tests
*
* @param Database $db|null Database to reset
* @param array $tablesUsed Tables to reset
*/
private function resetDB($db, $tablesUsed)
{
if ($db) {
$userTables = ['user', 'user_groups', 'user_properties'];
$coreDBDataTables = array_merge($userTables, ['page', 'revision']);
// If any of the user tables were marked as used, we should clear all of them.
if (array_intersect($tablesUsed, $userTables)) {
$tablesUsed = array_unique(array_merge($tablesUsed, $userTables));
TestUserRegistry::clear();
}
$truncate = in_array($db->getType(), ['oracle', 'mysql']);
foreach ($tablesUsed as $tbl) {
// TODO: reset interwiki table to its original content.
if ($tbl == 'interwiki') {
continue;
}
if ($truncate) {
$db->query('TRUNCATE TABLE ' . $db->tableName($tbl), __METHOD__);
} else {
$db->delete($tbl, '*', __METHOD__);
}
if ($tbl === 'page') {
// Forget about the pages since they don't
// exist in the DB.
LinkCache::singleton()->clear();
}
}
if (array_intersect($tablesUsed, $coreDBDataTables)) {
// Re-add core DB data that was deleted
$this->addCoreDBData();
}
}
}
/**
* Clear the registry.
*
* TestUsers created by this class will not be deleted, but any handles
* to existing immutable TestUsers will be deleted, ensuring these users
* are not reused. We don't reset the counter or random string by design.
*
* @since 1.28
*
* @param string[] $groups Groups the test user should be added to.
* @return TestUser
*/
public static function clear()
{
self::$testUsers = [];
}
