t7508: add tests capturing racy timestamp handling

"git status" fixes racy timestamps regardless of the worktree being
dirty or not. The new test cases capture this behavior.

Signed-off-by: Marc Strapetz <marc.strapetz@syntevo.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Marc Strapetz 2022-01-07 11:17:30 +00:00 committed by Junio C Hamano
parent 0275e4daab
commit 9b71efd014

View file

@ -1654,4 +1654,26 @@ test_expect_success '--no-optional-locks prevents index update' '
! test_is_magic_mtime .git/index
'
test_expect_success 'racy timestamps will be fixed for clean worktree' '
echo content >racy-dirty &&
echo content >racy-racy &&
git add racy* &&
git commit -m "racy test files" &&
# let status rewrite the index, if necessary; after that we expect
# no more index writes unless caused by racy timestamps; note that
# timestamps may already be racy now (depending on previous tests)
git status &&
test_set_magic_mtime .git/index &&
git status &&
! test_is_magic_mtime .git/index
'
test_expect_success 'racy timestamps will be fixed for dirty worktree' '
echo content2 >racy-dirty &&
git status &&
test_set_magic_mtime .git/index &&
git status &&
! test_is_magic_mtime .git/index
'
test_done