Re: Test suite docs

[Eli Zaretskii <eliz at gnu dot org>]

> Date: Sat, 13 Jan 2007 17:28:46 +0400
> From: Joel Brobecker <brobecker@adacore.com>
> Cc: gdb@sourceware.org
> 
> So, for lack of knowledge,  I will not volunteer to write the doco up.
> However, here some of the things I do. Bear in mind that they might
> not be the most efficient way of doing things, but they should
> help you in the meantime.

Thanks.

> I use the latest official dejagnu release, along with one of the latest
> TCL and expect releases. They were the latest at the time when I did
> the install, which was a while ago (perhaps a couple of years).

I asked gnu.org sysadmins to install dejagnu, and they installed
version 1.4.4, which I think is the latest official release.  So this
is okay in my case.

> >   . How do I compare two runs?  If diff'ing testsuite/gdb.sum is the
> >     right way, it seems to not be documented anywhere, and gdb.sum
> >     doesn't seem to be preserved across runs, so one must manually
> >     copy it to avoid overwriting it.  Am I missing something?
> 
> I personnally use a home-made program that is essentially a smart
> diff tool for .sum files. It presents the information in 3 columns,
> showing only the differences. Column one, the result in the reference
> test; column 2, the result in the second .sum file; and column 3
> the label of the test.
> 
> Here is an example of the output:
> % sumtool -c gdb.sum.ref gdb.sum

How do you produce gdb.sum.ref? is it by manually copying some
previous gdb.sum, or is there a better way?