How do I write multi-file test that are expected to fail?

Austin Seipp austin at
Fri Nov 7 13:49:54 UTC 2014

Relatedly, there is also a different syntax: multimod_compile_fail
(grep for it, e.g. prog002).

But I wonder what the difference is in your case from what you're
doing now (I haven't looked closely).

On Fri, Nov 7, 2014 at 5:12 AM, Jan Stolarek <jan.stolarek at> wrote:
> Ok, nevermind. Solved. Instructions from the wiki didn't work because I haven't symlinked new
> files to my build tree.
> Janek
> Dnia piątek, 7 listopada 2014, Jan Stolarek napisał:
>> I want to write a test where I import several modules into module Foo and
>> expect that compilation of Foo fails. How do I do that? If I write:
>> test('T6018fail', normal, compile_fail, [''])
>> I get en error:
>> T6018fail.hs:5:1:
>>     Failed to load interface for `T6018Afail'
>>     Use -v to se a list of the files searched for.
>> If I use multimod_compile instead of compile_fail then I get an error
>> because compilation is expected to succeed. Help?
>> Janek
>> _______________________________________________
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Austin Seipp, Haskell Consultant
Well-Typed LLP,

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