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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