/**
* Make sure that we can unregister a subject.
*/
public function testOffsetUnset()
{
$subject = new Subject();
Property::set($this->collection, 'subjects', array('test' => $subject));
unset($this->collection['test']);
unset($this->collection['test']);
// should not thrown an exception
$this->assertSame(array(), Property::get($this->collection, 'subjects'), 'Make sure the "test" subject is unregistered.');
}
/**
* {@inheritDoc}
*/
public function receiveUpdate(SubjectInterface $subject)
{
$this->order = self::$counter++;
$this->subject = $subject;
if ($this->double) {
$subject->notifyObservers();
}
if ($this->test) {
$this->test->assertTrue(Property::get($subject, 'updating'), 'The subject should be updating.');
}
if ($this->interrupt) {
$this->reason = new ReasonException('Testing interruption.');
$subject->interruptUpdate($this->reason);
}
}
/**
* Make sure that we can unregister a single occurrences of an observer.
*/
public function testUnregisterObserver()
{
$observers = array(new Observer(), new Observer(), new Observer());
Property::set($this->subject, 'observers', array(456 => array($observers[2], $observers[2]), 0 => array($observers[0], $observers[1]), 123 => array($observers[0], $observers[1], $observers[2], $observers[1])));
$this->subject->unregisterObserver($observers[0]);
$this->assertSame(array(0 => array(1 => $observers[1]), 123 => array($observers[0], $observers[1], $observers[2], $observers[1]), 456 => array($observers[2], $observers[2])), Property::get($this->subject, 'observers'), 'Unregister the first occurrence sorted by priority.');
$this->subject->unregisterObserver($observers[2], 456);
$this->assertSame(array(0 => array(1 => $observers[1]), 123 => array($observers[0], $observers[1], $observers[2], $observers[1]), 456 => array(1 => $observers[2])), Property::get($this->subject, 'observers'), 'Unregister the first occurrence for a specific priority.');
}
/**
* Make sure that we can unregister a subject.
*/
public function testUnregisterSubject()
{
Property::set($this->collection, 'subjects', array('test' => new Subject()));
$this->collection->unregisterSubject('test');
$this->assertSame(array(), Property::get($this->collection, 'subjects'), 'Make sure the "test" subject is unregistered.');
}
