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Re: [PATCH] t2027: avoid using pipes




But when I read the function carefully, it only removes the trash files created
when test_failure is equal to zero. But as far as I know, I can see the files
being removed even when a test_failure is non-zero for some test script.

On Thu, Mar 9, 2017 at 3:08 AM, Prathamesh Chavan <pc44800@xxxxxxxxx> wrote:
> Whenever a test suite is executed, after finishing every test, after running
> all tests, the function test_done is called. You may find this function in
> test-lib.sh . This function displays the result of the test and also removes
> the trash created by running the test.
>
> On Wed, Mar 8, 2017 at 9:14 PM, Jon Loeliger <jdl@xxxxxxx> wrote:
>> So, like, Prathamesh Chavan said:
>>> The exit code of the upstream of a pipe is ignored thus we should avoid
>>> using it. By writing out the output of the git command to a file, we
>>> can test the exit codes of both the commands.
>>>
>>> Signed-off-by: Prathamesh <pc44800@xxxxxxxxx>
>>> ---
>>>  t/t2027-worktree-list.sh | 14 +++++++-------
>>>  1 file changed, 7 insertions(+), 7 deletions(-)
>>>
>>> diff --git a/t/t2027-worktree-list.sh b/t/t2027-worktree-list.sh
>>> index 848da5f..daa7a04 100755
>>> --- a/t/t2027-worktree-list.sh
>>> +++ b/t/t2027-worktree-list.sh
>>> @@ -31,7 +31,7 @@ test_expect_success '"list" all worktrees from main' '
>>>       test_when_finished "rm -rf here && git worktree prune" &&
>>>       git worktree add --detach here master &&
>>>       echo "$(git -C here rev-parse --show-toplevel) $(git rev-parse --short
>>> HEAD) (detached HEAD)" >>expect &&
>>> -     git worktree list | sed "s/  */ /g" >actual &&
>>> +     git worktree list >out && sed "s/  */ /g" <out >actual &&
>>>       test_cmp expect actual
>>>  '
>>
>> I confess I am not familiar with the test set up.
>> However, I'd ask the question do we care about the
>> lingering "out" and "actual" files here?  Or will
>> they silently be cleaned up along the way later?
>>
>> Thanks,
>> jdl