Subject: Re: [PATCH v5 14/15] trace2: t/helper/test-trace2, t0210.sh, t0211.sh, t0212.sh

From: Ævar Arnfjörð Bjarmason <[email-masked]>
Date: Wed, 13 Feb 2019 14:15:35 +0100

On Fri, Feb 01 2019, Jeff Hostetler via GitGitGadget wrote:

> +test_expect_success 'event stream, error event' '
> +	test_when_finished "rm trace.event actual expect" &&
> +	GIT_TR2_EVENT="$(pwd)/trace.event" test-tool trace2 003error "hello world" "this is a test" &&
> +	perl "$TEST_DIRECTORY/t0212/parse_events.perl" <trace.event >actual &&

These & similar tests on some systems ...

> [...]
> diff --git a/t/t0212/parse_events.perl b/t/t0212/parse_events.perl
> new file mode 100644
> index 0000000000..a2776ba216
> --- /dev/null
> +++ b/t/t0212/parse_events.perl
> @@ -0,0 +1,251 @@
> [...]
> +use strict;
> +use warnings;
> +use JSON::PP;
> +use Data::Dumper;
> +use Getopt::Long;

...because JSON::PP is not a core perl module. See
e.g. t/t9501-gitweb-standalone-http-status.sh for how we deal with this,
i.e.:

    perl -MJSON::PP -e 0 >/dev/null 2>&1 && test_set_prereq JSON_PP

Then later e.g.:

    test_expect_success JSON_PP 'event stream, error event' '[...]