Re: [Boost-users] naming a test

Subject: Re: [Boost-users] naming a test
From: Richard (legalize+jeeves_at_[hidden])
Date: 2014-05-28 16:47:39

[Please do not mail me a copy of your followup]

Eric Prud'hommeaux <eric_at_[hidden]> spake the secret code
<20140528082105.GB29665_at_[hidden]> thusly:

>* Richard <legalize+jeeves_at_[hidden]> [2014-05-27 23:20+0000]
>> Did you really mean to pass in 1 as the number of characters?
>
>Yes, but just because my original attached example had trivial names
>constructed by crossing the chars in argv[1] and argv[2], e.g.
>  abc 12 -> a1 b1 c1 a2 b2 c2.

In this case the number of characters in the test names are 2 :-)

>That makes sense. I wonder why the macros invoke make_test_cast, which
>then invokes the constructor:
>
>from boost/test/unit_test_suite_impl.hpp:252:
>  inline test_case*
>  make_test_case( callback0<> const& test_func, const_string tc_name )
>  {
>      return new test_case( ut_detail::normalize_test_case_name( tc_name
>), test_func );
>  }
>, maybe some mechanical constraints on invoking constructors from
>macros?

No, it is just so that they can call normalize_test_case_name which
strips the leading '&' from any name, so if you did
BOOST_TEST_CASE(&fn), the test case name would be 'fn', not '&fn'.
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