Re: [Xen-devel] [PATCH] libxl: update check-xl-disk-parse

[Wei Liu <wei.liu2@xxxxxxxxxx>]

On Wed, Dec 09, 2015 at 10:06:17AM +0000, Ian Campbell wrote:
> On Tue, 2015-12-08 at 20:02 +0000, Wei Liu wrote:
> > The block-attach command now returns 1 when fails. Update first test
> > case to expect return value 1 instead of 255.
> > 
> > The parser now doesn't generate output for default values. Remove them
> > from expected output.
> 
> This it looks good.
> 
> > The "discard=" variant is never not supported, so delete two test cases
> > with that variant.
> 
> I don't follow (the double negative "never not" doesn't help).
> 

Duh, I didn't intend to use double negation.

> However, assuming you are saying that discard= is always supported, I don't
> then see the rationale for removing the test. Of course we do want to test
> things which are supported.
> 

No, it is not supported. I dug into mailing list archive last night and
confirmed that Ian J asked Olaf to remove such variant. Those test cases
were residual from a previous version Olaf failed to remove.

Wei.

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