Rx\Functional\Operator\DelayTest::delay_disposed_after_emit PHP Method

    public function delay_disposed_after_emit()
    {
        $xs = $this->createHotObservable([onNext(150, 1), onNext(250, 2), onNext(299, 3), onNext(350, 4), onCompleted(351)]);
        $results = $this->scheduler->startWithDispose(function () use($xs) {
            return $xs->delay(5);
        }, 300);
        $this->assertMessages([onNext(255, 2)], $results->getMessages());
        $this->assertSubscriptions([subscribe(200, 300)], $xs->getSubscriptions());
    }