Rx\Functional\Operator\SwitchFirstTest::switchFirst_no_inner PHP Метод

    public function switchFirst_no_inner()
    {
        $xs = $this->createHotObservable([onCompleted(500)]);
        $results = $this->scheduler->startWithCreate(function () use($xs) {
            return $xs->switchFirst();
        });
        $this->assertMessages([onCompleted(500)], $results->getMessages());
    }