Rx\Functional\Operator\RetryWhenTest::retryWhen_Observable_infinite PHP Метод

    public function retryWhen_Observable_infinite()
    {
        $error = new \Exception();
        $xs = $this->createColdObservable([onNext(10, 1), onNext(20, 2), onError(30, $error), onCompleted(40)]);
        $results = $this->scheduler->startWithCreate(function () use($xs, $error) {
            return $xs->retryWhen(function () {
                return Observable::never();
            });
        });
        $this->assertMessages([onNext(210, 1), onNext(220, 2)], $results->getMessages());
        $this->assertSubscriptions([subscribe(200, 230)], $xs->getSubscriptions());
    }