[PATCH v1] Testing HDIO_GETGEO Output Mismatch Error

Bran S archsbran at gmail.com
Mon Mar 30 08:14:06 UTC 2020

On Sun, 29 Mar 2020 at 02:22, Bran S <archsbran at gmail.com> wrote:
> On Sat, 28 Mar 2020 at 20:55, Eugene Syromiatnikov <esyr at redhat.com> wrote:
> >
> > On Fri, Mar 27, 2020 at 05:10:22PM +0530, Bran S wrote:
> > > The output that is written into `tests/hdio_getgeo-success.dir/out` is
> > > what we want right ?
> >
> > "out" file contains the (filtered) strace output, "exp" contains the expected
> > output (judging by the way your test is written).
> >
> > > How can I correct the expected output in `tests/hdio_getgeo-success.dir/out` ?
> >
> > It's up to the test author to figure out what is to be corrected if the
> > strace's output doesn't meet the expected one; it can be both ways
> > (it's one of the reasons to write the tests: to check whether the
> > tested program behaves the expected way, and tests are an embodiment
> > of these expectations).
> And is this mismatch bound to happen in a success injection test?
> I ask so because the output in EXP is written by the actually running
> strace and the output into OUT is written according to the decoder,
> right ?
> Please clarify this a little bit on how these two (EXP and OUT) are
> getting different outputs. The `grep -v` line writes output into OUT.
> I am not clear on how that works.
> And what needs to be corrected ? Is there some problem with the test
> code or the hdio.c decoder code ?

To solve the problem do I need to make some changes in the decoder ?
or is there something wrong with the written test.
Please reply.

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