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sources/tests/lib/hooks/basicemitter.php
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<?php
/**
* Copyright (c) 2013 Robin Appelman <icewind@owncloud.com>
* This file is licensed under the Affero General Public License version 3 or
* later.
* See the COPYING-README file.
*/
namespace Test\Hooks;
/**
* Class DummyEmitter
*
* class to make BasicEmitter::emit publicly available
*
* @package Test\Hooks
*/
class DummyEmitter extends \OC\Hooks\BasicEmitter {
public function emitEvent($scope, $method, $arguments = array()) {
$this->emit($scope, $method, $arguments);
}
}
/**
* Class EmittedException
*
* a dummy exception so we can check if an event is emitted
*
* @package Test\Hooks
*/
class EmittedException extends \Exception {
}
class BasicEmitter extends \PHPUnit_Framework_TestCase {
/**
* @var \OC\Hooks\Emitter $emitter
*/
protected $emitter;
public function setUp() {
$this->emitter = new DummyEmitter();
}
public function nonStaticCallBack() {
throw new EmittedException;
}
public static function staticCallBack() {
throw new EmittedException;
}
/**
* @expectedException \Test\Hooks\EmittedException
*/
public function testAnonymousFunction() {
$this->emitter->listen('Test', 'test', function () {
throw new EmittedException;
});
$this->emitter->emitEvent('Test', 'test');
}
/**
* @expectedException \Test\Hooks\EmittedException
*/
public function testStaticCallback() {
$this->emitter->listen('Test', 'test', array('\Test\Hooks\BasicEmitter', 'staticCallBack'));
$this->emitter->emitEvent('Test', 'test');
}
/**
* @expectedException \Test\Hooks\EmittedException
*/
public function testNonStaticCallback() {
$this->emitter->listen('Test', 'test', array($this, 'nonStaticCallBack'));
$this->emitter->emitEvent('Test', 'test');
}
public function testOnlyCallOnce() {
$count = 0;
$listener = function () use (&$count) {
$count++;
};
$this->emitter->listen('Test', 'test', $listener);
$this->emitter->listen('Test', 'test', $listener);
$this->emitter->emitEvent('Test', 'test');
$this->assertEquals(1, $count, 'Listener called an invalid number of times (' . $count . ') expected 1');
}
public function testDifferentMethods() {
$count = 0;
$listener = function () use (&$count) {
$count++;
};
$this->emitter->listen('Test', 'test', $listener);
$this->emitter->listen('Test', 'foo', $listener);
$this->emitter->emitEvent('Test', 'test');
$this->emitter->emitEvent('Test', 'foo');
$this->assertEquals(2, $count, 'Listener called an invalid number of times (' . $count . ') expected 2');
}
public function testDifferentScopes() {
$count = 0;
$listener = function () use (&$count) {
$count++;
};
$this->emitter->listen('Test', 'test', $listener);
$this->emitter->listen('Bar', 'test', $listener);
$this->emitter->emitEvent('Test', 'test');
$this->emitter->emitEvent('Bar', 'test');
$this->assertEquals(2, $count, 'Listener called an invalid number of times (' . $count . ') expected 2');
}
public function testDifferentCallbacks() {
$count = 0;
$listener1 = function () use (&$count) {
$count++;
};
$listener2 = function () use (&$count) {
$count++;
};
$this->emitter->listen('Test', 'test', $listener1);
$this->emitter->listen('Test', 'test', $listener2);
$this->emitter->emitEvent('Test', 'test');
$this->assertEquals(2, $count, 'Listener called an invalid number of times (' . $count . ') expected 2');
}
/**
* @expectedException \Test\Hooks\EmittedException
*/
public function testArguments() {
$this->emitter->listen('Test', 'test', function ($foo, $bar) {
if ($foo == 'foo' and $bar == 'bar') {
throw new EmittedException;
}
});
$this->emitter->emitEvent('Test', 'test', array('foo', 'bar'));
}
/**
* @expectedException \Test\Hooks\EmittedException
*/
public function testNamedArguments() {
$this->emitter->listen('Test', 'test', function ($foo, $bar) {
if ($foo == 'foo' and $bar == 'bar') {
throw new EmittedException;
}
});
$this->emitter->emitEvent('Test', 'test', array('foo' => 'foo', 'bar' => 'bar'));
}
public function testRemoveAllSpecified() {
$listener = function () {
throw new EmittedException;
};
$this->emitter->listen('Test', 'test', $listener);
$this->emitter->removeListener('Test', 'test', $listener);
$this->emitter->emitEvent('Test', 'test');
$this->assertTrue(true);
}
public function testRemoveWildcardListener() {
$listener1 = function () {
throw new EmittedException;
};
$listener2 = function () {
throw new EmittedException;
};
$this->emitter->listen('Test', 'test', $listener1);
$this->emitter->listen('Test', 'test', $listener2);
$this->emitter->removeListener('Test', 'test');
$this->emitter->emitEvent('Test', 'test');
$this->assertTrue(true);
}
public function testRemoveWildcardMethod() {
$listener = function () {
throw new EmittedException;
};
$this->emitter->listen('Test', 'test', $listener);
$this->emitter->listen('Test', 'foo', $listener);
$this->emitter->removeListener('Test', null, $listener);
$this->emitter->emitEvent('Test', 'test');
$this->emitter->emitEvent('Test', 'foo');
$this->assertTrue(true);
}
public function testRemoveWildcardScope() {
$listener = function () {
throw new EmittedException;
};
$this->emitter->listen('Test', 'test', $listener);
$this->emitter->listen('Bar', 'test', $listener);
$this->emitter->removeListener(null, 'test', $listener);
$this->emitter->emitEvent('Test', 'test');
$this->emitter->emitEvent('Bar', 'test');
$this->assertTrue(true);
}
public function testRemoveWildcardScopeAndMethod() {
$listener = function () {
throw new EmittedException;
};
$this->emitter->listen('Test', 'test', $listener);
$this->emitter->listen('Test', 'foo', $listener);
$this->emitter->listen('Bar', 'foo', $listener);
$this->emitter->removeListener(null, null, $listener);
$this->emitter->emitEvent('Test', 'test');
$this->emitter->emitEvent('Test', 'foo');
$this->emitter->emitEvent('Bar', 'foo');
$this->assertTrue(true);
}
/**
* @expectedException \Test\Hooks\EmittedException
*/
public function testRemoveKeepOtherCallback() {
$listener1 = function () {
throw new EmittedException;
};
$listener2 = function () {
throw new EmittedException;
};
$this->emitter->listen('Test', 'test', $listener1);
$this->emitter->listen('Test', 'test', $listener2);
$this->emitter->removeListener('Test', 'test', $listener1);
$this->emitter->emitEvent('Test', 'test');
$this->assertTrue(true);
}
/**
* @expectedException \Test\Hooks\EmittedException
*/
public function testRemoveKeepOtherMethod() {
$listener = function () {
throw new EmittedException;
};
$this->emitter->listen('Test', 'test', $listener);
$this->emitter->listen('Test', 'foo', $listener);
$this->emitter->removeListener('Test', 'foo', $listener);
$this->emitter->emitEvent('Test', 'test');
$this->assertTrue(true);
}
/**
* @expectedException \Test\Hooks\EmittedException
*/
public function testRemoveKeepOtherScope() {
$listener = function () {
throw new EmittedException;
};
$this->emitter->listen('Test', 'test', $listener);
$this->emitter->listen('Bar', 'test', $listener);
$this->emitter->removeListener('Bar', 'test', $listener);
$this->emitter->emitEvent('Test', 'test');
$this->assertTrue(true);
}
/**
* @expectedException \Test\Hooks\EmittedException
*/
public function testRemoveNonExistingName() {
$listener = function () {
throw new EmittedException;
};
$this->emitter->listen('Test', 'test', $listener);
$this->emitter->removeListener('Bar', 'test', $listener);
$this->emitter->emitEvent('Test', 'test');
$this->assertTrue(true);
}
}
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