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Date: Fri, 20 Sep 2013 08:41:42 -0400
From: Jeff Cody <jcody@redhat.com>
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Subject: Re: [Qemu-devel] [PATCH 1/2] block: qemu-iotests - add basic
 ability to use binary sample images
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To: Stefan Hajnoczi <stefanha@gmail.com>
Cc: kwolf@redhat.com, famz@redhat.com, qemu-devel@nongnu.org, stefanha@redhat.com

On Fri, Sep 20, 2013 at 02:32:26PM +0200, Stefan Hajnoczi wrote:
> On Thu, Sep 19, 2013 at 11:48:42PM -0400, Jeff Cody wrote:
> > For image formats that are not "QEMU native", but supported for
> > compatibility, it is useful to verify that an image created with
> > the 'gold standard' native tool can be read / written to successfully
> > by QEMU.
> > 
> > In addition to testing non-native images, this could also be useful to
> > test against image files created by older versions of QEMU.
> > 
> > This provides a directory to store small sample images, for use by
> > scripts in tests/qemu-iotests.
> > 
> > The MANIFEST file should be updated when a new image is added to the
> > directory, to give some idea about the nature of the image and the
> > data store therein.
> 
> I'd drop the MANIFEST because metadata tends to get out-of-sync or is
> ignored.  The MANIFEST file can cause patch conflicts.  Test code or the
> commit message can describe the contents of the image so I don't see the
> need to create another copy of this information.
>

OK, good point.

> > diff --git a/tests/qemu-iotests/common.rc b/tests/qemu-iotests/common.rc
> > index 28b39e4..d52f344 100644
> > --- a/tests/qemu-iotests/common.rc
> > +++ b/tests/qemu-iotests/common.rc
> > @@ -91,6 +91,14 @@ _set_default_imgopts()
> >      fi
> >  }
> >  
> > +_use_sample_img()
> > +{
> > +    cp $SAMPLE_IMG_DIR/"$1" $TEST_DIR
> > +    bunzip2 $TEST_DIR/"$1"
> 
> bzcat?  It eliminates the temporary copy.
> 

Sure

> > @@ -158,6 +166,7 @@ _cleanup_test_img()
> >              rm -f $TEST_DIR/t.$IMGFMT
> >              rm -f $TEST_DIR/t.$IMGFMT.orig
> >              rm -f $TEST_DIR/t.$IMGFMT.base
> > +            rm -f $TEST_DIR/$SAMPLE_IMG_FILE
> 
> It seems that qemu-iotests doesn't care for paths with spaces.

For v2, I'll go through all the scripts (I think TEST_DIR is used in
some of the 0?? scripts as well) and make sure it is quoted (along
with SAMPLE_IMG_DIR).