Then in failure message would be no output from process mailbox which in
future will show diff with expected message
https://github.com/elixir-lang/elixir/pull/8440
четверг, 6 декабря 2018 г., 19:46:27 UTC+3 пользователь Fernando Tapia Rico
написал:
>
> I think you could use the "failure_message" argument for that:
>
> for times <- 0..2, do: assert_receive({"msg", _}, 100, "message received
> only #{times}, expected 3")
>
>
> On Thursday, December 6, 2018 at 4:24:55 PM UTC+1, Anastasiya Dyachenko
> wrote:
>>
>> Looks nice, but if there will be an error, then line number in error
>> message will say nothing.
>> But if it would be native function, then it might have special error
>> message, like
>> "Message ... received only 2 times, expected 3"
>>
>> четверг, 6 декабря 2018 г., 16:31:57 UTC+3 пользователь Sven Gehring
>> написал:
>>>
>>> Hi,
>>>
>>> Assuming you want to receive the same message, wouldn't this only be
>>> slightly shorter than using
>>> ```
>>> for _ <- 1..3, do: assert_receive({"msg", _})
>>> ```
>>>
>>> - Sven
>>>
>>> On Thu, 6 Dec 2018 at 14:25 Anastasiya Dyachenko <[email protected]>
>>> wrote:
>>>
>>>> Hi,
>>>> In tests often face with need to write code like
>>>> ```
>>>> assert_receive {"msg", _}
>>>> assert_receive {"msg", _}
>>>> assert_receive {"msg", _}
>>>> ```
>>>> where same messages or same matching messages expected to receive
>>>> multiple times.
>>>> It would be match better to have ability to set number of times message
>>>> must be received, like
>>>>
>>>> ```
>>>> assert_receive {"msg", _}, 5_000, "message", 3
>>>> ```
>>>> or
>>>> ```
>>>> assert_receive {"msg", _}, times: 3, timeout: 5_000, message: "message"
>>>> ```
>>>>
>>>> Thanks
>>>>
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