Re: [PATCH v2 3/4] rebase: fix garbled progress display with '-x'

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On Wed, Jun 12, 2019 at 09:14:40PM +0200, Johannes Schindelin wrote:
> Hi,
> 
> On Tue, 11 Jun 2019, SZEDER Gábor wrote:
> 
> > On Tue, Jun 11, 2019 at 01:36:16PM -0700, Junio C Hamano wrote:
> > > SZEDER Gábor <szeder.dev@xxxxxxxxx> writes:
> > >
> > > > -Rebasing (1/4)QRebasing (2/4)QRebasing (3/4)QRebasing (4/4)QSuccessfully rebased and updated refs/heads/missing-commit.
> > > > +Rebasing (1/4)QRebasing (2/4)QRebasing (3/4)QRebasing (4/4)QQ                                                                                QSuccessfully rebased and updated refs/heads/missing-commit.
> > > >  EOF
> > >
> > > Yuck,
> >
> > Oh yeah...
> >
> > >... but I do not see how else/better this test can be written
> > > myself, which makes it a double-yuck X-<
> >
> > Perhaps hiding those spaces behind a helper variable e.g.
> > 'dump_term_clear_line=Q<80-spaces>Q' and embedding that in the here
> > docs specifying the expected output in these three tests could make it
> > ever so slightly less yuck...
> >
> > > Are we forcing out test to operate under dumb terminal mode and with
> > > a known number of columns?
> >
> > 'test-lib.sh' sets TERM=dumb relatively early on, and in these tests
> > we don't use 'test_terminal' to run 'git rebase', so...  yeah.  And
> > term_columns() defaults to 80.
> >
> > However, if the terminal were smart, then we would have to deal with
> > ANSI escape suddenly popping up...
> 
> And I fear that is *exactly* what makes
> https://dev.azure.com/gitgitgadget/git/_build/results?buildId=10539&view=ms.vss-test-web.build-test-results-tab
> fail...

Isn't it a sign of a problem in that Windows test environment that
it mistakenly believes that the terminal is smart, even though it has
been explicitly set to dumb?




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