<?php
+use Wikimedia\Rdbms\IDatabase;
use Wikimedia\Rdbms\LikeMatch;
use Wikimedia\Rdbms\Database;
+use Wikimedia\TestingAccessWrapper;
+use Wikimedia\Rdbms\DBTransactionStateError;
+use Wikimedia\Rdbms\DBUnexpectedError;
/**
* Test the parts of the Database abstract class that deal
$this->assertSame( 'CAST( fieldName AS INTEGER )', $output );
}
+ /**
+ * @covers \Wikimedia\Rdbms\Database::doSavepoint
+ * @covers \Wikimedia\Rdbms\Database::doReleaseSavepoint
+ * @covers \Wikimedia\Rdbms\Database::doRollbackToSavepoint
+ * @covers \Wikimedia\Rdbms\Database::startAtomic
+ * @covers \Wikimedia\Rdbms\Database::endAtomic
+ * @covers \Wikimedia\Rdbms\Database::cancelAtomic
+ * @covers \Wikimedia\Rdbms\Database::doAtomicSection
+ */
+ public function testAtomicSections() {
+ $this->database->startAtomic( __METHOD__ );
+ $this->database->endAtomic( __METHOD__ );
+ $this->assertLastSql( 'BEGIN; COMMIT' );
+
+ $this->database->startAtomic( __METHOD__, IDatabase::ATOMIC_CANCELABLE );
+ $this->database->cancelAtomic( __METHOD__ );
+ $this->assertLastSql( 'BEGIN; ROLLBACK' );
+
+ $this->database->begin( __METHOD__ );
+ $this->database->startAtomic( __METHOD__ );
+ $this->database->endAtomic( __METHOD__ );
+ $this->database->commit( __METHOD__ );
+ $this->assertLastSql( 'BEGIN; COMMIT' );
+
+ $this->database->begin( __METHOD__ );
+ $this->database->startAtomic( __METHOD__, IDatabase::ATOMIC_CANCELABLE );
+ $this->database->endAtomic( __METHOD__ );
+ $this->database->commit( __METHOD__ );
+ // phpcs:ignore Generic.Files.LineLength
+ $this->assertLastSql( 'BEGIN; SAVEPOINT wikimedia_rdbms_atomic1; RELEASE SAVEPOINT wikimedia_rdbms_atomic1; COMMIT' );
+
+ $this->database->begin( __METHOD__ );
+ $this->database->startAtomic( __METHOD__, IDatabase::ATOMIC_CANCELABLE );
+ $this->database->cancelAtomic( __METHOD__ );
+ $this->database->commit( __METHOD__ );
+ // phpcs:ignore Generic.Files.LineLength
+ $this->assertLastSql( 'BEGIN; SAVEPOINT wikimedia_rdbms_atomic1; ROLLBACK TO SAVEPOINT wikimedia_rdbms_atomic1; COMMIT' );
+
+ $this->database->startAtomic( __METHOD__, IDatabase::ATOMIC_CANCELABLE );
+ $this->database->startAtomic( __METHOD__, IDatabase::ATOMIC_CANCELABLE );
+ $this->database->cancelAtomic( __METHOD__ );
+ $this->database->endAtomic( __METHOD__ );
+ // phpcs:ignore Generic.Files.LineLength
+ $this->assertLastSql( 'BEGIN; SAVEPOINT wikimedia_rdbms_atomic1; ROLLBACK TO SAVEPOINT wikimedia_rdbms_atomic1; COMMIT' );
+
+ $this->database->doAtomicSection( __METHOD__, function () {
+ } );
+ $this->assertLastSql( 'BEGIN; COMMIT' );
+
+ $this->database->begin( __METHOD__ );
+ $this->database->doAtomicSection( __METHOD__, function () {
+ } );
+ $this->database->rollback( __METHOD__ );
+ // phpcs:ignore Generic.Files.LineLength
+ $this->assertLastSql( 'BEGIN; SAVEPOINT wikimedia_rdbms_atomic1; RELEASE SAVEPOINT wikimedia_rdbms_atomic1; ROLLBACK' );
+
+ $this->database->begin( __METHOD__ );
+ try {
+ $this->database->doAtomicSection( __METHOD__, function () {
+ throw new RuntimeException( 'Test exception' );
+ } );
+ $this->fail( 'Expected exception not thrown' );
+ } catch ( RuntimeException $ex ) {
+ $this->assertSame( 'Test exception', $ex->getMessage() );
+ }
+ $this->database->commit( __METHOD__ );
+ // phpcs:ignore Generic.Files.LineLength
+ $this->assertLastSql( 'BEGIN; SAVEPOINT wikimedia_rdbms_atomic1; ROLLBACK TO SAVEPOINT wikimedia_rdbms_atomic1; COMMIT' );
+ }
+
+ public static function provideAtomicSectionMethodsForErrors() {
+ return [
+ [ 'endAtomic' ],
+ [ 'cancelAtomic' ],
+ ];
+ }
+
+ /**
+ * @dataProvider provideAtomicSectionMethodsForErrors
+ * @covers \Wikimedia\Rdbms\Database::endAtomic
+ * @covers \Wikimedia\Rdbms\Database::cancelAtomic
+ */
+ public function testNoAtomicSection( $method ) {
+ try {
+ $this->database->$method( __METHOD__ );
+ $this->fail( 'Expected exception not thrown' );
+ } catch ( DBUnexpectedError $ex ) {
+ $this->assertSame(
+ 'No atomic transaction is open (got ' . __METHOD__ . ').',
+ $ex->getMessage()
+ );
+ }
+ }
+
+ /**
+ * @dataProvider provideAtomicSectionMethodsForErrors
+ * @covers \Wikimedia\Rdbms\Database::endAtomic
+ * @covers \Wikimedia\Rdbms\Database::cancelAtomic
+ */
+ public function testInvalidAtomicSectionEnded( $method ) {
+ $this->database->startAtomic( __METHOD__ . 'X' );
+ try {
+ $this->database->$method( __METHOD__ );
+ $this->fail( 'Expected exception not thrown' );
+ } catch ( DBUnexpectedError $ex ) {
+ $this->assertSame(
+ 'Invalid atomic section ended (got ' . __METHOD__ . ').',
+ $ex->getMessage()
+ );
+ }
+ }
+
+ /**
+ * @covers \Wikimedia\Rdbms\Database::cancelAtomic
+ */
+ public function testUncancellableAtomicSection() {
+ $this->database->startAtomic( __METHOD__ );
+ try {
+ $this->database->cancelAtomic( __METHOD__ );
+ $this->fail( 'Expected exception not thrown' );
+ } catch ( DBUnexpectedError $ex ) {
+ $this->assertSame(
+ 'Uncancelable atomic section canceled (got ' . __METHOD__ . ').',
+ $ex->getMessage()
+ );
+ }
+ }
+
+ /**
+ * @expectedException \Wikimedia\Rdbms\DBTransactionStateError
+ */
+ public function testTransactionErrorState1() {
+ $wrapper = TestingAccessWrapper::newFromObject( $this->database );
+
+ $this->database->begin( __METHOD__ );
+ $wrapper->trxStatus = Database::STATUS_TRX_ERROR;
+ $this->database->delete( 'x', [ 'field' => 3 ], __METHOD__ );
+ $this->database->commit( __METHOD__ );
+ }
+
+ /**
+ * @covers \Wikimedia\Rdbms\Database::query
+ */
+ public function testTransactionErrorState2() {
+ $wrapper = TestingAccessWrapper::newFromObject( $this->database );
+
+ $this->database->startAtomic( __METHOD__ );
+ $wrapper->trxStatus = Database::STATUS_TRX_ERROR;
+ $this->database->rollback( __METHOD__ );
+ $this->assertEquals( 0, $this->database->trxLevel() );
+ $this->assertEquals( Database::STATUS_TRX_NONE, $wrapper->trxStatus() );
+ $this->assertLastSql( 'BEGIN; ROLLBACK' );
+
+ $this->database->startAtomic( __METHOD__ );
+ $this->assertEquals( Database::STATUS_TRX_OK, $wrapper->trxStatus() );
+ $this->database->delete( 'x', [ 'field' => 1 ], __METHOD__ );
+ $this->database->endAtomic( __METHOD__ );
+ $this->assertEquals( Database::STATUS_TRX_NONE, $wrapper->trxStatus() );
+ $this->assertLastSql( 'BEGIN; DELETE FROM x WHERE field = \'1\'; COMMIT' );
+ $this->assertEquals( 0, $this->database->trxLevel(), 'Use after rollback()' );
+
+ $this->database->begin( __METHOD__ );
+ $this->database->startAtomic( __METHOD__, Database::ATOMIC_CANCELABLE );
+ $this->database->update( 'y', [ 'a' => 1 ], [ 'field' => 1 ], __METHOD__ );
+ $wrapper->trxStatus = Database::STATUS_TRX_ERROR;
+ $this->database->cancelAtomic( __METHOD__ );
+ $this->assertEquals( Database::STATUS_TRX_OK, $wrapper->trxStatus() );
+ $this->database->startAtomic( __METHOD__ );
+ $this->database->delete( 'y', [ 'field' => 1 ], __METHOD__ );
+ $this->database->endAtomic( __METHOD__ );
+ $this->database->commit( __METHOD__ );
+ // phpcs:ignore Generic.Files.LineLength
+ $this->assertLastSql( 'BEGIN; SAVEPOINT wikimedia_rdbms_atomic1; UPDATE y SET a = \'1\' WHERE field = \'1\'; ROLLBACK TO SAVEPOINT wikimedia_rdbms_atomic1; DELETE FROM y WHERE field = \'1\'; COMMIT' );
+ $this->assertEquals( 0, $this->database->trxLevel(), 'Use after rollback()' );
+
+ // Next transaction
+ $this->database->startAtomic( __METHOD__ );
+ $this->assertEquals( Database::STATUS_TRX_OK, $wrapper->trxStatus() );
+ $this->database->delete( 'x', [ 'field' => 3 ], __METHOD__ );
+ $this->database->endAtomic( __METHOD__ );
+ $this->assertEquals( Database::STATUS_TRX_NONE, $wrapper->trxStatus() );
+ $this->assertLastSql( 'BEGIN; DELETE FROM x WHERE field = \'3\'; COMMIT' );
+ $this->assertEquals( 0, $this->database->trxLevel() );
+ }
+
+ /**
+ * @covers \Wikimedia\Rdbms\Database::query
+ */
+ public function testImplicitTransactionRollback() {
+ $doError = function ( $wasKnown = true ) {
+ $this->database->forceNextQueryError( 666, 'Evilness' );
+ try {
+ $this->database->delete( 'error', '1', __CLASS__ . '::SomeCaller' );
+ $this->fail( 'Expected exception not thrown' );
+ } catch ( DBError $e ) {
+ $this->assertSame( 666, $e->errno );
+ }
+ };
+
+ $this->database->setFlag( Database::DBO_TRX );
+
+ // Implicit transaction gets silently rolled back
+ $this->database->begin( __METHOD__, Database::TRANSACTION_INTERNAL );
+ call_user_func( $doError, false );
+ $this->database->delete( 'x', [ 'field' => 1 ], __METHOD__ );
+ $this->database->commit( __METHOD__, Database::FLUSHING_INTERNAL );
+ // phpcs:ignore
+ $this->assertLastSql( 'BEGIN; DELETE FROM error WHERE 1; ROLLBACK; BEGIN; DELETE FROM x WHERE field = \'1\'; COMMIT' );
+
+ // ... unless there were prior writes
+ $this->database->begin( __METHOD__, Database::TRANSACTION_INTERNAL );
+ $this->database->delete( 'x', [ 'field' => 1 ], __METHOD__ );
+ call_user_func( $doError, false );
+ try {
+ $this->database->delete( 'x', [ 'field' => 1 ], __METHOD__ );
+ $this->fail( 'Expected exception not thrown' );
+ } catch ( DBTransactionStateError $e ) {
+ }
+ $this->database->rollback( __METHOD__, Database::FLUSHING_INTERNAL );
+ // phpcs:ignore
+ $this->assertLastSql( 'BEGIN; DELETE FROM x WHERE field = \'1\'; DELETE FROM error WHERE 1; ROLLBACK' );
+ }
+
+ /**
+ * @covers \Wikimedia\Rdbms\Database::close
+ */
+ public function testPrematureClose1() {
+ $fname = __METHOD__;
+ $this->database->begin( __METHOD__ );
+ $this->database->onTransactionIdle( function () use ( $fname ) {
+ $this->database->query( 'SELECT 1', $fname );
+ } );
+ $this->database->delete( 'x', [ 'field' => 3 ], __METHOD__ );
+ $this->database->close();
+
+ $this->assertFalse( $this->database->isOpen() );
+ $this->assertLastSql( 'BEGIN; DELETE FROM x WHERE field = \'3\'; COMMIT; SELECT 1' );
+ $this->assertEquals( 0, $this->database->trxLevel() );
+ }
+
+ /**
+ * @covers \Wikimedia\Rdbms\Database::close
+ */
+ public function testPrematureClose2() {
+ try {
+ $fname = __METHOD__;
+ $this->database->startAtomic( __METHOD__ );
+ $this->database->onTransactionIdle( function () use ( $fname ) {
+ $this->database->query( 'SELECT 1', $fname );
+ } );
+ $this->database->delete( 'x', [ 'field' => 3 ], __METHOD__ );
+ $this->database->close();
+ $this->fail( 'Expected exception not thrown' );
+ } catch ( DBUnexpectedError $ex ) {
+ $this->assertSame(
+ 'Wikimedia\Rdbms\Database::close: atomic sections ' .
+ 'DatabaseSQLTest::testPrematureClose2 are still open.',
+ $ex->getMessage()
+ );
+ }
+
+ $this->assertFalse( $this->database->isOpen() );
+ $this->assertLastSql( 'BEGIN; DELETE FROM x WHERE field = \'3\'; ROLLBACK' );
+ $this->assertEquals( 0, $this->database->trxLevel() );
+ }
}
dépôts / lhc / web / wiklou.git / blobdiff