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Subject: Re: [boost] [Boost.Test] Assertion changes in trunk? [WAS: Call for Review: Boost.Test documentation rewrite]
From: Mateusz Łoskot (mateusz_at_[hidden])
Date: 2014-01-22 07:14:18

On 22 January 2014 12:11, Mathias Gaunard <mathias.gaunard_at_[hidden]> wrote:
> On 22/01/14 11:52, Alexander Lamaison wrote:
>> BOOST_TEST(a <operator> b), however, cleverly parses a, b and <operator>
>> from the macro and does something like
>> bool x = (a <operator> b)
>> BOOST_CHECK_MESSAGE_IMPL(x, "a must be <operator> to b", a, b);
> What sort of magic allows to parse a <operator> b, and how reliable is it in
> the real world?

BTW, I haven't looked into Boost.Test code, but this reminds me
expression capture and decomposition technique used in Catch library
(not sure if this is the only file involved)

AFAICT, it works really nice in Catch.

Best regards,

Mateusz  Łoskot,

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