| /vendor/evenement/evenement/tests/Evenement/Tests/EventEmitterTest.php |
|---|
| @@ -0,0 +1,235 @@ |
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| <?php |
| |
| /* |
| * This file is part of Evenement. |
| * |
| * (c) Igor Wiedler <igor@wiedler.ch> |
| * |
| * For the full copyright and license information, please view the LICENSE |
| * file that was distributed with this source code. |
| */ |
| |
| namespace Evenement\Tests; |
| |
| use Evenement\EventEmitter; |
| |
| class EventEmitterTest extends \PHPUnit_Framework_TestCase |
| { |
| private $emitter; |
| |
| public function setUp() |
| { |
| $this->emitter = new EventEmitter(); |
| } |
| |
| public function testAddListenerWithLambda() |
| { |
| $this->emitter->on('foo', function () {}); |
| } |
| |
| public function testAddListenerWithMethod() |
| { |
| $listener = new Listener(); |
| $this->emitter->on('foo', [$listener, 'onFoo']); |
| } |
| |
| public function testAddListenerWithStaticMethod() |
| { |
| $this->emitter->on('bar', ['Evenement\Tests\Listener', 'onBar']); |
| } |
| |
| public function testAddListenerWithInvalidListener() |
| { |
| try { |
| $this->emitter->on('foo', 'not a callable'); |
| $this->fail(); |
| } catch (\Exception $e) { |
| } |
| } |
| |
| public function testOnce() |
| { |
| $listenerCalled = 0; |
| |
| $this->emitter->once('foo', function () use (&$listenerCalled) { |
| $listenerCalled++; |
| }); |
| |
| $this->assertSame(0, $listenerCalled); |
| |
| $this->emitter->emit('foo'); |
| |
| $this->assertSame(1, $listenerCalled); |
| |
| $this->emitter->emit('foo'); |
| |
| $this->assertSame(1, $listenerCalled); |
| } |
| |
| public function testOnceWithArguments() |
| { |
| $capturedArgs = []; |
| |
| $this->emitter->once('foo', function ($a, $b) use (&$capturedArgs) { |
| $capturedArgs = array($a, $b); |
| }); |
| |
| $this->emitter->emit('foo', array('a', 'b')); |
| |
| $this->assertSame(array('a', 'b'), $capturedArgs); |
| } |
| |
| public function testEmitWithoutArguments() |
| { |
| $listenerCalled = false; |
| |
| $this->emitter->on('foo', function () use (&$listenerCalled) { |
| $listenerCalled = true; |
| }); |
| |
| $this->assertSame(false, $listenerCalled); |
| $this->emitter->emit('foo'); |
| $this->assertSame(true, $listenerCalled); |
| } |
| |
| public function testEmitWithOneArgument() |
| { |
| $test = $this; |
| |
| $listenerCalled = false; |
| |
| $this->emitter->on('foo', function ($value) use (&$listenerCalled, $test) { |
| $listenerCalled = true; |
| |
| $test->assertSame('bar', $value); |
| }); |
| |
| $this->assertSame(false, $listenerCalled); |
| $this->emitter->emit('foo', ['bar']); |
| $this->assertSame(true, $listenerCalled); |
| } |
| |
| public function testEmitWithTwoArguments() |
| { |
| $test = $this; |
| |
| $listenerCalled = false; |
| |
| $this->emitter->on('foo', function ($arg1, $arg2) use (&$listenerCalled, $test) { |
| $listenerCalled = true; |
| |
| $test->assertSame('bar', $arg1); |
| $test->assertSame('baz', $arg2); |
| }); |
| |
| $this->assertSame(false, $listenerCalled); |
| $this->emitter->emit('foo', ['bar', 'baz']); |
| $this->assertSame(true, $listenerCalled); |
| } |
| |
| public function testEmitWithNoListeners() |
| { |
| $this->emitter->emit('foo'); |
| $this->emitter->emit('foo', ['bar']); |
| $this->emitter->emit('foo', ['bar', 'baz']); |
| } |
| |
| public function testEmitWithTwoListeners() |
| { |
| $listenersCalled = 0; |
| |
| $this->emitter->on('foo', function () use (&$listenersCalled) { |
| $listenersCalled++; |
| }); |
| |
| $this->emitter->on('foo', function () use (&$listenersCalled) { |
| $listenersCalled++; |
| }); |
| |
| $this->assertSame(0, $listenersCalled); |
| $this->emitter->emit('foo'); |
| $this->assertSame(2, $listenersCalled); |
| } |
| |
| public function testRemoveListenerMatching() |
| { |
| $listenersCalled = 0; |
| |
| $listener = function () use (&$listenersCalled) { |
| $listenersCalled++; |
| }; |
| |
| $this->emitter->on('foo', $listener); |
| $this->emitter->removeListener('foo', $listener); |
| |
| $this->assertSame(0, $listenersCalled); |
| $this->emitter->emit('foo'); |
| $this->assertSame(0, $listenersCalled); |
| } |
| |
| public function testRemoveListenerNotMatching() |
| { |
| $listenersCalled = 0; |
| |
| $listener = function () use (&$listenersCalled) { |
| $listenersCalled++; |
| }; |
| |
| $this->emitter->on('foo', $listener); |
| $this->emitter->removeListener('bar', $listener); |
| |
| $this->assertSame(0, $listenersCalled); |
| $this->emitter->emit('foo'); |
| $this->assertSame(1, $listenersCalled); |
| } |
| |
| public function testRemoveAllListenersMatching() |
| { |
| $listenersCalled = 0; |
| |
| $this->emitter->on('foo', function () use (&$listenersCalled) { |
| $listenersCalled++; |
| }); |
| |
| $this->emitter->removeAllListeners('foo'); |
| |
| $this->assertSame(0, $listenersCalled); |
| $this->emitter->emit('foo'); |
| $this->assertSame(0, $listenersCalled); |
| } |
| |
| public function testRemoveAllListenersNotMatching() |
| { |
| $listenersCalled = 0; |
| |
| $this->emitter->on('foo', function () use (&$listenersCalled) { |
| $listenersCalled++; |
| }); |
| |
| $this->emitter->removeAllListeners('bar'); |
| |
| $this->assertSame(0, $listenersCalled); |
| $this->emitter->emit('foo'); |
| $this->assertSame(1, $listenersCalled); |
| } |
| |
| public function testRemoveAllListenersWithoutArguments() |
| { |
| $listenersCalled = 0; |
| |
| $this->emitter->on('foo', function () use (&$listenersCalled) { |
| $listenersCalled++; |
| }); |
| |
| $this->emitter->on('bar', function () use (&$listenersCalled) { |
| $listenersCalled++; |
| }); |
| |
| $this->emitter->removeAllListeners(); |
| |
| $this->assertSame(0, $listenersCalled); |
| $this->emitter->emit('foo'); |
| $this->emitter->emit('bar'); |
| $this->assertSame(0, $listenersCalled); |
| } |
| } |
