Re: [boost] Adding to regression tests [was: Rationale bug]

From: David Abrahams (david.abrahams_at_[hidden])
Date: 2002-02-10 17:22:16

The SCons people have an automated system which checks out a previous state
of the project and runs the test to be sure that it fails. I'm not sure of
the details, but I could find out.
-Dave

----- Original Message -----
From: "Beman Dawes" <bdawes_at_[hidden]>
To: <boost_at_[hidden]>; <boost_at_[hidden]>
Sent: Sunday, February 10, 2002 3:27 PM
Subject: [boost] Adding to regression tests [was: Rationale bug]

> At 04:56 PM 2/9/2002, vesa_karvonen wrote:
>
>  >Whoever fixes this should make sure that a regression test is added
>  >to test self division. These kind of things are likely to be broken
>  >by "optimizations" or "simplifications" accidentaly.
>
> As Vesa is pointing out, the rule for quality software should be:
>
> 1)  Add the regression test case to detect the problem.
> 2)  Run the test (to make sure the bug really is detected.)
> 3)  Fix the bug.
> 4)  Run the test (to make sure the bug really got fixed.)
>
> It is a bit laborious for simple bugs; but it really pays huge dividends
> over the long run.
>
> Thanks for mentioning it.
>
> --Beman
>
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