/**
* Converts a Promise to an Observable sequence
*
* @param CancellablePromiseInterface $promise
* @return Observable\AnonymousObservable
*/
public static function toObservable(CancellablePromiseInterface $promise)
{
$subject = new AsyncSubject();
$p = $promise->then(function ($value) use($subject) {
$subject->onNext($value);
$subject->onCompleted();
}, function ($error) use($subject) {
$error = $error instanceof \Exception ? $error : new RejectedPromiseException($error);
$subject->onError($error);
});
return new AnonymousObservable(function ($observer, $scheduler = null) use($subject, $p) {
$disp = $subject->subscribe($observer, $scheduler);
return new CallbackDisposable(function () use($p, $disp) {
$disp->dispose();
$p->cancel();
});
});
}
/**
* @test
*/
public function dispose()
{
$results1 = $this->scheduler->createObserver();
$results2 = $this->scheduler->createObserver();
$results3 = $this->scheduler->createObserver();
$subject = null;
$subscription1 = null;
$subscription2 = null;
$subscription3 = null;
$this->scheduler->scheduleAbsolute(100, function () use(&$subject) {
$subject = new AsyncSubject();
});
$this->scheduler->scheduleAbsolute(200, function () use(&$subscription1, &$subject, $results1) {
$subscription1 = $subject->subscribe($results1);
});
$this->scheduler->scheduleAbsolute(300, function () use(&$subscription2, &$subject, $results2) {
$subscription2 = $subject->subscribe($results2);
});
$this->scheduler->scheduleAbsolute(400, function () use(&$subscription3, &$subject, $results3) {
$subscription3 = $subject->subscribe($results3);
});
$this->scheduler->scheduleAbsolute(500, function () use(&$subscription1) {
$subscription1->dispose();
});
$this->scheduler->scheduleAbsolute(600, function () use(&$subject) {
$subject->dispose();
});
$this->scheduler->scheduleAbsolute(700, function () use(&$subscription2) {
$subscription2->dispose();
});
$this->scheduler->scheduleAbsolute(800, function () use(&$subscription3) {
$subscription3->dispose();
});
$this->scheduler->scheduleAbsolute(150, function () use(&$subject) {
$subject->onNext(1);
});
$this->scheduler->scheduleAbsolute(250, function () use(&$subject) {
$subject->onNext(2);
});
$this->scheduler->scheduleAbsolute(350, function () use(&$subject) {
$subject->onNext(3);
});
$this->scheduler->scheduleAbsolute(450, function () use(&$subject) {
$subject->onNext(4);
});
$this->scheduler->scheduleAbsolute(550, function () use(&$subject) {
$subject->onNext(5);
});
$this->scheduler->scheduleAbsolute(650, function () use(&$subject) {
$this->assertException(function () use(&$subject) {
$subject->onNext(6);
});
});
$this->scheduler->scheduleAbsolute(750, function () use(&$subject) {
$this->assertException(function () use(&$subject) {
$subject->onCompleted();
});
});
$this->scheduler->scheduleAbsolute(850, function () use(&$subject) {
$this->assertException(function () use(&$subject) {
$subject->onError(new \Exception());
});
});
$this->scheduler->scheduleAbsolute(950, function () use(&$subject) {
$this->assertException(function () use(&$subject) {
$subject->subscribe(new CallbackObserver());
});
});
$this->scheduler->start();
$this->assertMessages([], $results1->getMessages());
$this->assertMessages([], $results2->getMessages());
$this->assertMessages([], $results3->getMessages());
}
