t6006: fix prereq handling with `test_format ()`

In df383b5842 (t/test-lib: wire up NO_ICONV prerequisite, 2024-10-16) we
have introduced a new NO_ICONV prerequisite that makes us skip tests in
case Git is not compiled with support for iconv. This change subtly
broke t6006: while the test suite still passes, some of its tests won't
execute because they run into an error.

    ./t6006-rev-list-format.sh: line 92: test_expect_%e: command not found

The broken tests use `test_format ()`, and the mentioned commit simply
prepended the new prerequisite to its arguments. But that does not work,
as the function is not aware of prereqs at all and will now treat all of
its arguments incorrectly.

Fix this by making the function aware of prereqs by accepting an
optional fourth argument. Adapt the callsites accordingly.

Reported-by: Josh Steadmon <steadmon@google.com>
Signed-off-by: Patrick Steinhardt <ps@pks.im>
Signed-off-by: Taylor Blau <me@ttaylorr.com>

0 files changed, 0 insertions, 0 deletions