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<?php
declare(strict_types=1);
namespace Doctrine\DBAL\Tests\Functional\LockMode;
use Doctrine\DBAL\Connection;
use Doctrine\DBAL\DriverManager;
use Doctrine\DBAL\Exception;
use Doctrine\DBAL\LockMode;
use Doctrine\DBAL\Platforms\SQLitePlatform;
use Doctrine\DBAL\Platforms\SQLServerPlatform;
use Doctrine\DBAL\Schema\Table;
use Doctrine\DBAL\Tests\FunctionalTestCase;
use Doctrine\DBAL\Tests\TestUtil;
use Doctrine\DBAL\TransactionIsolationLevel;
use Doctrine\DBAL\Types\Types;
use PHPUnit\Framework\Attributes\RequiresPhpunit;
#[RequiresPhpunit('< 11.5.18')]
class NoneTest extends FunctionalTestCase
{
private Connection $connection2;
public function setUp(): void
{
if ($this->connection->getDatabasePlatform() instanceof SQLServerPlatform) {
// Use row versioning instead of locking on SQL Server (if we don't, the second connection will block when
// attempting to read the row created by the first connection, instead of reading the previous version);
// for some reason we cannot set READ_COMMITTED_SNAPSHOT ON when not running this test in isolation,
// there may be another connection active at this point; temporarily forcing to SINGLE_USER does the trick.
$db = $this->connection->getDatabase();
$this->connection->executeStatement('ALTER DATABASE ' . $db . ' SET SINGLE_USER WITH ROLLBACK IMMEDIATE');
$this->connection->executeStatement('ALTER DATABASE ' . $db . ' SET READ_COMMITTED_SNAPSHOT ON');
$this->connection->executeStatement('ALTER DATABASE ' . $db . ' SET MULTI_USER');
}
$table = new Table('users');
$table->addColumn('id', Types::INTEGER);
$table->setPrimaryKey(['id']);
$this->dropAndCreateTable($table);
$params = TestUtil::getConnectionParams();
if (TestUtil::isDriverOneOf('oci8')) {
$params['driverOptions']['exclusive'] = true;
}
$this->connection2 = DriverManager::getConnection($params);
if ($this->connection2->createSchemaManager()->tableExists('users')) {
return;
}
if ($this->connection2->getDatabasePlatform() instanceof SQLitePlatform) {
self::markTestSkipped('This test cannot run on SQLite using an in-memory database');
}
self::fail('Separate connections do not seem to talk to the same database');
}
protected function tearDown(): void
{
$this->connection2->close();
$this->connection->createSchemaManager()->dropTable('users');
if ($this->connection->getDatabasePlatform() instanceof SQLServerPlatform) {
$this->connection->rollBack();
$db = $this->connection->getDatabase();
$this->connection->executeStatement('ALTER DATABASE ' . $db . ' SET READ_COMMITTED_SNAPSHOT OFF');
}
// depending on current database platform, the above DROP TABLE may or may not commit the transaction,
// and there's no way to see whether the transaction is active. so we're closing the connection explicitly
// to avoid the ROLLBACK failure in {@link disconnect()}
$this->connection->close();
}
public function testLockModeNoneDoesNotBreakTransactionIsolation(): void
{
try {
$this->connection->setTransactionIsolation(TransactionIsolationLevel::READ_COMMITTED);
$this->connection2->setTransactionIsolation(TransactionIsolationLevel::READ_COMMITTED);
} catch (Exception) {
self::markTestSkipped('This test must be able to set a transaction isolation level');
}
$this->connection->beginTransaction();
$this->connection2->beginTransaction();
$this->connection->insert('users', ['id' => 1]);
$query = 'SELECT id FROM users';
$query = $this->connection2->getDatabasePlatform()->appendLockHint($query, LockMode::NONE);
self::assertFalse($this->connection2->fetchOne($query));
}
}
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