Rx\Functional\Operator\ReduceTest::reduce_accumulator_throws PHP Method

    public function reduce_accumulator_throws()
    {
        $xs = $this->createHotObservable([onNext(150, 1), onNext(210, 2), onNext(230, 3), onCompleted(240)]);
        $results = $this->scheduler->startWithCreate(function () use($xs) {
            return $xs->reduce(function () {
                throw new \Exception();
            });
        });
        $this->assertMessages([onError(230, new \Exception())], $results->getMessages());
    }