> -----Original Message-----
> From: Stefan Sperling [mailto:stsp_at_elego.de]
> Sent: zaterdag 17 oktober 2009 19:40
> To: Bert Huijben
> Cc: dev_at_subversion.tigris.org
> Subject: Re: svn commit: r40087 - trunk/subversion/libsvn_wc
>
> On Sat, Oct 17, 2009 at 05:55:32PM +0200, Bert Huijben wrote:
> > > Author: stsp
> > > Date: Fri Oct 16 15:25:22 2009
> > > New Revision: 40087
> > >
> > > Log:
> > > * subversion/libsvn_wc/diff.c
> > > (file_diff): Stop using svn_wc_entry_t and get desired
> information
> > > from the WC-NG APIs instead. This function no longer takes an
> ENTRY
> > > parameter. The logic deciding whether to show a delete, add, or
> > > modification diff needed some reshuffling because it was heavily
> > > tied
> > > to the obsolete concept of "schedule". Also narrow the scope of
> a
> > > couple of variables while here.
> > > (directory_elements_diff, report_wc_file_as_added): Adjust
> callers.
> >
> > FYI. This commit causes test failures in
> >
> > FAIL: merge_tests.py 18: diff after merge that creates a new file
>
> This test expects the revision for added files reported in diff header
> to be the revision of the file's parent dir (in this case, revision 2):
>
> Index: svn-test-work/working_copies/merge_tests-18/branch/newfile
> ===================================================================
> --- svn-test-work/working_copies/merge_tests-18/branch/newfile
> (revision 0)
> +++ svn-test-work/working_copies/merge_tests-18/branch/newfile
> (revision 2)
>
> SVN info also shows this revision:
> $ svn info svn-test-work/working_copies/merge_tests-18/branch/newfile
> Name: newfile
> [...]
> Revision: 2
> [...]
>
> But since my commit the diff header has been printing 'working copy'
> instead of 'revision 2'.
>
> To fix this test, I need to know what the paradigm for WC-NG is.
> Should the parent's rev still be displayed, or do we simply adjust
> the expected test output to the current behaviour?
>
> The backwards compat code in entries.c makes sure that added nodes
> inherit
> their parent's revision. See take_from_entry() in entries.c.
> That's why these tests weren't failing before.
>
> svn_wc__db_read_info reports INVALID_REVNUM for added nodes, and
> the scan_addition function has no "parent_revision" output parameter,
> so it looks like manual scanning of the parent is in order which would
> be quite ugly. I don't really see the point of keeping this behaviour
> if WC-NG does not default to it. As far as I can see it's not even
> documented which revisions 'svn diff' should print in diff headers and
> why.
>
> > FAIL: special_tests.py 10: diff a symlink to a directory
>
> This is failing for similar reasons (expects 'revision 0' in diff
> header, gets 'working copy' instead.)
Without looking into the details (but before sending the original mail), I
guessed that the new output is better than the old version. There are no
valid paths in revision 0 and an addition/replacement referring to a parent
revision is also something we try to avoid now.
+1 on changing the expected test output.
Bert
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Received on 2009-10-18 12:24:51 CEST