[alsa-devel] Test device for automated testing

Uli Franke uli.franke at weiss.ch
Wed Sep 16 15:15:06 CEST 2015


On 16.09.2015 14:59, Clemens Ladisch wrote:
> Uli Franke wrote:
>> we're currently writing a lot of ALSA user space applications. In order
>> to test this code with our unit testing and other test environments we'd
>> like to know if there's a dummy PCM device which provides the
>> fundamental operations like reading/writing and setting the common
>> hardware parameters.
> 
> That would be the snd-dummy module.

Great - that's what we're looking for. I'll check it out.

> If you cannot load kernel drivers, you could try the virtual "null"
> device, but that one does not have realistic timing.

I tried the "null" but this fails when setting hw parameters with an
assertion.


Regards
Uli


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