React\Promise\FunctionSomeTest::shouldRejectWithLengthExceptionWithEmptyInputArray PHP Метод

    public function shouldRejectWithLengthExceptionWithEmptyInputArray()
    {
        $mock = $this->createCallableMock();
        $mock->expects($this->once())->method('__invoke')->with($this->callback(function ($exception) {
            return $exception instanceof LengthException && 'Input array must contain at least 1 item but contains only 0 items.' === $exception->getMessage();
        }));
        some([], 1)->then($this->expectCallableNever(), $mock);
    }