Re: [PATCH 8/8] tests: disallow the use of abbreviated options (by default)

>
> On Mon, Mar 25 2019, Denton Liu wrote:
>
> > Hi Johannes,
> >
> > Thanks for catching this. Perhaps I should've been more diligent and ran
> > the entire test suite before submitting but I was running low on
> > batteries only ran the rebase-related tests.
> >
> > On Mon, Mar 25, 2019 at 11:14:23AM -0700, Johannes Schindelin via GitGitGadget wrote:
> >> From: Johannes Schindelin <johannes.schindelin@gmx.de>
> >> [...]
> >> @@ -325,6 +329,7 @@ file: (not set)
> >>  EOF
> >>
> >>  test_expect_success 'negation of OPT_NONEG flags is not ambiguous' '
> >> +	GIT_TEST_DISALLOW_ABBREVIATED_OPTIONS=false \
> >>  	test-tool parse-options --no-ambig >output 2>output.err &&
> >>  	test_must_be_empty output.err &&
> >>  	test_cmp expect output
> >
> > Would it make sense to include a test case to ensure that
> > GIT_TEST_DISALLOW_ABBREVIATED_OPTIONS is working properly?
>
> To elaborate on this since one might wonder "but aren't these those
> tests?". I think you mean if we shouldn't have a "test_must_fail" test
> there that asserts that parsing the options will die with the default of
> GIT_TEST_DISALLOW_ABBREVIATED_OPTIONS=true. Yeah, that makes sense, it's
> currently a blind spot that we just assume will keep working.