Jonathan Nieder <jrnie...@gmail.com> writes:
> Johannes Sixt wrote:
>
>> In other tests, we check for prerequisite PERL, i.e., we are prepared
>> that perl is not available. Shouldn't we do that here, too?
>
> I think the tests assume there's a perl present even when the PERL
> prereq isn't present already. E.g.:
>
> nul_to_q () {
> "$PERL_PATH" -pe 'y/\000/Q/'
> }
>
> So in practice the PERL prereq just means "NO_PERL wasn't set", or
> in other words, "commands that use perl work". Maybe something
> like the following would help?
>
> Signed-off-by: Jonathan Nieder <jrnie...@gmail.com>
>
> diff --git i/t/README w/t/README
> index 2167125..54cd064 100644
> --- i/t/README
> +++ w/t/README
> @@ -629,11 +629,20 @@ See the prereq argument to the test_* functions in the
> "Test harness
> library" section above and the "test_have_prereq" function for how to
> use these, and "test_set_prereq" for how to define your own.
>
> - - PERL & PYTHON
> + - PYTHON
>
> - Git wasn't compiled with NO_PERL=YesPlease or
> - NO_PYTHON=YesPlease. Wrap any tests that need Perl or Python in
> - these.
> + Git wasn't compiled with NO_PYTHON=YesPlease. Wrap any tests that
> + need Python with this.
> +
> + - PERL
> +
> + Git wasn't compiled with NO_PERL=YesPlease.
> +
> + Even without the PERL prerequisite, tests can assume there is a
> + usable perl interpreter at $PERL_PATH, though it need not be
> + particularly modern.
> +
> + Wrap tests for commands implemented in Perl with this.
Sounds like a sensible thing to address, but I first parsed it as
Wrap (tests for (commands implemented in Perl)) with this.
while I think the readers are expected to parse it as
Wrap ((tests for commands) implemented in Perl) with this.
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