Re: [boost] [test] expected output files

From: Gennadiy Rozental (gennadiy.rozental_at_[hidden])
Date: 2007-03-16 12:32:53

"Emil Dotchevski" <emildotchevski_at_[hidden]> wrote in message 
news:BAY110-DAV114E376C7E9857A737E911D47C0_at_phx.gbl...
>> Hmm. Looks like you are mixing a looot of staff into single bowl.
>>
>>> Essentially what I need is a system which, given a file name without
>>> path,
>>> returns a fully qualified file name that places the file in the same
>>> directory where the executable is, and also remembers the file name in 
>>> an
>>> internal file name list.
>>
>> Looks like something what boost::filesystem should allow you to do.
>
> Indeed my current implementation uses boost::filesystem. The part of this
> functionality that is in the testing domain is keeping track of which 
> files
> have been created by the test, so that they can be compared against their
> svd versions.
>
>>>When a unit test finishes, the system goes through
>>> all files requested by the unit test. For each file, it compares it to a
>>> file with the same name but .svd extension. If a matching .svd file does
>>> not
>>> exist, or if it differs, the system fails the unit test, specifying the
>>> name
>>> of the mismatched file.
>>
>> How do you plan t compare them? using diff? Than it somewhere in
>> Boost.Build domain.
>
> I should have mentioned that what I need is a binary diff, but a better
> implementation would allow the user to supply the diff function.

Umm. Indeed output_test_stream woudln't help you her.

> I agree that all of this could be implemented in Boost.Build. The idea 
> would
> be to monitor the files created by the executable, and compare them to 
> their
> known "good" versions. The tricky part is how do you know which of the
> created files should be compared. Note that in my current system, a test 
> can
> create all kinds of files through the standard libs interface or even
> boost::filesystem, but the system only compares the files whose names have
> been obtained through the interface I described in my original post.

I still do not see what exactly do you want from UTF. Do you want me to 
compare binary files or register which files to compare somewhere?

Gennadiy