Properly testing an OTP application after initialization

Roger Lipscombe roger@REDACTED
Mon Sep 14 20:35:41 CEST 2020

I wrote something about how we use Common Test to test (almost) our
entire system:
It might be useful to you.

On Sun, 13 Sep 2020 at 18:18, Lincoln Bryant <comradek@REDACTED> wrote:
> Hello list,
> I'm writing an OTP application that has many things I would like to
> test _after_ my application has started. The way I'm currently testing
> is to wrap eunit in a utility function that I invoke in the shell,
> which then goes through and does all sorts of stateful things against
> my gen_servers and reports back. This seems to work okay, but seems
> incompatible with e.g. 'rebar3 eunit' and generally seems like it may
> not be the intended way to use the tool.
> Now that I want to start wiring the testing framework up to my CI
> tool, I am wondering if I should do something like start my
> application, connect a shell to it, run my tests, and shut down? or
> should I take a step back entirely and consider using something like
> Common Test instead?
> Thanks much,
> Lincoln

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