Rx\Functional\React\PromiseFactoryTest::from_promise_success PHP Method

    public function from_promise_success()
    {
        $source = PromiseFactory::toObservable(function () {
            return Promise::resolved(42);
        });
        $results = $this->scheduler->startWithCreate(function () use($source) {
            return $source;
        });
        $this->assertMessages(array(onNext(200, 42), onCompleted(200)), $results->getMessages());
    }