Re: [PATCH] update-ref: Handle large transactions properly
On Tue, Jan 20, 2015 at 5:20 PM, Stefan Beller <sbeller@google.com> wrote:
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> Test if we can do arbitrary large transactions. Currently this is a known
> bug that we cannot do large transactions, so document it at least in the
> test suite.
>
> Signed-off-by: Stefan Beller <sbeller@google.com>
> ---
> t/t1400-update-ref.sh | 27 +++++++++++++++++++++++++++
> 1 file changed, 27 insertions(+)
>
> diff --git a/t/t1400-update-ref.sh b/t/t1400-update-ref.sh
> index 6805b9e..a7dd1ff 100755
> --- a/t/t1400-update-ref.sh
> +++ b/t/t1400-update-ref.sh
> @@ -1065,4 +1065,31 @@ test_expect_success 'stdin -z delete refs works with packed and loose refs' '
> test_must_fail git rev-parse --verify -q $c
> '
>
> +run_with_limited_open_files () {
> + (ulimit -n 64 && "$@")
> +}
> +
> +test_lazy_prereq ULIMIT 'run_with_limited_open_files true'
> +
> +test_expect_failure ULIMIT 'large transaction creating branches does not burst open file limit' '
> +(
> + for i in $(seq 65)
> + echo "create refs/heads/$i HEAD"
> + done >large_input &&
> + git update-ref --stdin <large_input &&
> + git rev-parse --verify -q refs/heads/65
> +)
> +'
> +
> +test_expect_failure ULIMIT 'large transaction deleting branches does not burst open file limit' '
> +(
> + for i in $(seq 33)This should be 65 of course. :/
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> + do
> + echo "delete refs/heads/$i HEAD"
> + done >large_input &&
> + git update-ref --stdin <large_input &&
> + test_must_fail git rev-parse --verify -q refs/heads/65
> +)
> +'
> +
> test_done
> --
> 2.2.1.62.g3f15098
>
Stefan Beller <sbeller@google.com>