From 6854cb3f4d8219cf1829e32122eb2502a916eae9 Mon Sep 17 00:00:00 2001 From: Andreas Baumann Date: Sat, 1 Feb 2020 09:05:48 +0100 Subject: initial checkin --- .../Tests/Debug/TraceableEventDispatcherTest.php | 254 +++++++++++++++++++++ 1 file changed, 254 insertions(+) create mode 100644 vendor/symfony/event-dispatcher/Tests/Debug/TraceableEventDispatcherTest.php (limited to 'vendor/symfony/event-dispatcher/Tests/Debug') diff --git a/vendor/symfony/event-dispatcher/Tests/Debug/TraceableEventDispatcherTest.php b/vendor/symfony/event-dispatcher/Tests/Debug/TraceableEventDispatcherTest.php new file mode 100644 index 0000000..ffdda38 --- /dev/null +++ b/vendor/symfony/event-dispatcher/Tests/Debug/TraceableEventDispatcherTest.php @@ -0,0 +1,254 @@ + + * + * For the full copyright and license information, please view the LICENSE + * file that was distributed with this source code. + */ + +namespace Symfony\Component\EventDispatcher\Tests\Debug; + +use PHPUnit\Framework\TestCase; +use Symfony\Component\EventDispatcher\Debug\TraceableEventDispatcher; +use Symfony\Component\EventDispatcher\Debug\WrappedListener; +use Symfony\Component\EventDispatcher\Event; +use Symfony\Component\EventDispatcher\EventDispatcher; +use Symfony\Component\EventDispatcher\EventDispatcherInterface; +use Symfony\Component\EventDispatcher\EventSubscriberInterface; +use Symfony\Component\Stopwatch\Stopwatch; + +class TraceableEventDispatcherTest extends TestCase +{ + public function testAddRemoveListener() + { + $dispatcher = new EventDispatcher(); + $tdispatcher = new TraceableEventDispatcher($dispatcher, new Stopwatch()); + + $tdispatcher->addListener('foo', $listener = function () {}); + $listeners = $dispatcher->getListeners('foo'); + $this->assertCount(1, $listeners); + $this->assertSame($listener, $listeners[0]); + + $tdispatcher->removeListener('foo', $listener); + $this->assertCount(0, $dispatcher->getListeners('foo')); + } + + public function testGetListeners() + { + $dispatcher = new EventDispatcher(); + $tdispatcher = new TraceableEventDispatcher($dispatcher, new Stopwatch()); + + $tdispatcher->addListener('foo', $listener = function () {}); + $this->assertSame($dispatcher->getListeners('foo'), $tdispatcher->getListeners('foo')); + } + + public function testHasListeners() + { + $dispatcher = new EventDispatcher(); + $tdispatcher = new TraceableEventDispatcher($dispatcher, new Stopwatch()); + + $this->assertFalse($dispatcher->hasListeners('foo')); + $this->assertFalse($tdispatcher->hasListeners('foo')); + + $tdispatcher->addListener('foo', $listener = function () {}); + $this->assertTrue($dispatcher->hasListeners('foo')); + $this->assertTrue($tdispatcher->hasListeners('foo')); + } + + public function testGetListenerPriority() + { + $dispatcher = new EventDispatcher(); + $tdispatcher = new TraceableEventDispatcher($dispatcher, new Stopwatch()); + + $tdispatcher->addListener('foo', function () {}, 123); + + $listeners = $dispatcher->getListeners('foo'); + $this->assertSame(123, $tdispatcher->getListenerPriority('foo', $listeners[0])); + + // Verify that priority is preserved when listener is removed and re-added + // in preProcess() and postProcess(). + $tdispatcher->dispatch('foo', new Event()); + $listeners = $dispatcher->getListeners('foo'); + $this->assertSame(123, $tdispatcher->getListenerPriority('foo', $listeners[0])); + } + + public function testGetListenerPriorityReturnsZeroWhenWrappedMethodDoesNotExist() + { + $dispatcher = $this->getMockBuilder('Symfony\Component\EventDispatcher\EventDispatcherInterface')->getMock(); + $traceableEventDispatcher = new TraceableEventDispatcher($dispatcher, new Stopwatch()); + $traceableEventDispatcher->addListener('foo', function () {}, 123); + $listeners = $traceableEventDispatcher->getListeners('foo'); + + $this->assertSame(0, $traceableEventDispatcher->getListenerPriority('foo', $listeners[0])); + } + + public function testAddRemoveSubscriber() + { + $dispatcher = new EventDispatcher(); + $tdispatcher = new TraceableEventDispatcher($dispatcher, new Stopwatch()); + + $subscriber = new EventSubscriber(); + + $tdispatcher->addSubscriber($subscriber); + $listeners = $dispatcher->getListeners('foo'); + $this->assertCount(1, $listeners); + $this->assertSame(array($subscriber, 'call'), $listeners[0]); + + $tdispatcher->removeSubscriber($subscriber); + $this->assertCount(0, $dispatcher->getListeners('foo')); + } + + /** + * @dataProvider isWrappedDataProvider + * + * @param bool $isWrapped + */ + public function testGetCalledListeners($isWrapped) + { + $dispatcher = new EventDispatcher(); + $stopWatch = new Stopwatch(); + $tdispatcher = new TraceableEventDispatcher($dispatcher, $stopWatch); + + $listener = function () {}; + if ($isWrapped) { + $listener = new WrappedListener($listener, 'foo', $stopWatch, $dispatcher); + } + + $tdispatcher->addListener('foo', $listener, 5); + + $this->assertEquals(array(), $tdispatcher->getCalledListeners()); + $this->assertEquals(array('foo.closure' => array('event' => 'foo', 'type' => 'Closure', 'pretty' => 'closure', 'priority' => 5)), $tdispatcher->getNotCalledListeners()); + + $tdispatcher->dispatch('foo'); + + $this->assertEquals(array('foo.closure' => array('event' => 'foo', 'type' => 'Closure', 'pretty' => 'closure', 'priority' => 5)), $tdispatcher->getCalledListeners()); + $this->assertEquals(array(), $tdispatcher->getNotCalledListeners()); + } + + public function isWrappedDataProvider() + { + return array( + array(false), + array(true), + ); + } + + public function testGetCalledListenersNested() + { + $tdispatcher = null; + $dispatcher = new TraceableEventDispatcher(new EventDispatcher(), new Stopwatch()); + $dispatcher->addListener('foo', function (Event $event, $eventName, $dispatcher) use (&$tdispatcher) { + $tdispatcher = $dispatcher; + $dispatcher->dispatch('bar'); + }); + $dispatcher->addListener('bar', function (Event $event) {}); + $dispatcher->dispatch('foo'); + $this->assertSame($dispatcher, $tdispatcher); + $this->assertCount(2, $dispatcher->getCalledListeners()); + } + + public function testLogger() + { + $logger = $this->getMockBuilder('Psr\Log\LoggerInterface')->getMock(); + + $dispatcher = new EventDispatcher(); + $tdispatcher = new TraceableEventDispatcher($dispatcher, new Stopwatch(), $logger); + $tdispatcher->addListener('foo', $listener1 = function () {}); + $tdispatcher->addListener('foo', $listener2 = function () {}); + + $logger->expects($this->at(0))->method('debug')->with('Notified event "foo" to listener "closure".'); + $logger->expects($this->at(1))->method('debug')->with('Notified event "foo" to listener "closure".'); + + $tdispatcher->dispatch('foo'); + } + + public function testLoggerWithStoppedEvent() + { + $logger = $this->getMockBuilder('Psr\Log\LoggerInterface')->getMock(); + + $dispatcher = new EventDispatcher(); + $tdispatcher = new TraceableEventDispatcher($dispatcher, new Stopwatch(), $logger); + $tdispatcher->addListener('foo', $listener1 = function (Event $event) { $event->stopPropagation(); }); + $tdispatcher->addListener('foo', $listener2 = function () {}); + + $logger->expects($this->at(0))->method('debug')->with('Notified event "foo" to listener "closure".'); + $logger->expects($this->at(1))->method('debug')->with('Listener "closure" stopped propagation of the event "foo".'); + $logger->expects($this->at(2))->method('debug')->with('Listener "closure" was not called for event "foo".'); + + $tdispatcher->dispatch('foo'); + } + + public function testDispatchCallListeners() + { + $called = array(); + + $dispatcher = new EventDispatcher(); + $tdispatcher = new TraceableEventDispatcher($dispatcher, new Stopwatch()); + $tdispatcher->addListener('foo', function () use (&$called) { $called[] = 'foo1'; }, 10); + $tdispatcher->addListener('foo', function () use (&$called) { $called[] = 'foo2'; }, 20); + + $tdispatcher->dispatch('foo'); + + $this->assertSame(array('foo2', 'foo1'), $called); + } + + public function testDispatchNested() + { + $dispatcher = new TraceableEventDispatcher(new EventDispatcher(), new Stopwatch()); + $loop = 1; + $dispatchedEvents = 0; + $dispatcher->addListener('foo', $listener1 = function () use ($dispatcher, &$loop) { + ++$loop; + if (2 == $loop) { + $dispatcher->dispatch('foo'); + } + }); + $dispatcher->addListener('foo', function () use (&$dispatchedEvents) { + ++$dispatchedEvents; + }); + + $dispatcher->dispatch('foo'); + + $this->assertSame(2, $dispatchedEvents); + } + + public function testDispatchReusedEventNested() + { + $nestedCall = false; + $dispatcher = new TraceableEventDispatcher(new EventDispatcher(), new Stopwatch()); + $dispatcher->addListener('foo', function (Event $e) use ($dispatcher) { + $dispatcher->dispatch('bar', $e); + }); + $dispatcher->addListener('bar', function (Event $e) use (&$nestedCall) { + $nestedCall = true; + }); + + $this->assertFalse($nestedCall); + $dispatcher->dispatch('foo'); + $this->assertTrue($nestedCall); + } + + public function testListenerCanRemoveItselfWhenExecuted() + { + $eventDispatcher = new TraceableEventDispatcher(new EventDispatcher(), new Stopwatch()); + $listener1 = function ($event, $eventName, EventDispatcherInterface $dispatcher) use (&$listener1) { + $dispatcher->removeListener('foo', $listener1); + }; + $eventDispatcher->addListener('foo', $listener1); + $eventDispatcher->addListener('foo', function () {}); + $eventDispatcher->dispatch('foo'); + + $this->assertCount(1, $eventDispatcher->getListeners('foo'), 'expected listener1 to be removed'); + } +} + +class EventSubscriber implements EventSubscriberInterface +{ + public static function getSubscribedEvents() + { + return array('foo' => 'call'); + } +} -- cgit v1.2.3-70-g09d2