tvl-depot/third_party/git/t/t5407-post-rewrite-hook.sh
Vincent Ambo f4609b896f merge(3p/git): Merge git subtree at v2.29.2
This also bumps the stable nixpkgs to 20.09 as of 2020-11-21, because
there is some breakage in the git build related to the netrc
credentials helper which someone has taken care of in nixpkgs.

The stable channel is not used for anything other than git, so this
should be fine.

Change-Id: I3575a19dab09e1e9556cf8231d717de9890484fb
2020-11-21 19:45:56 +01:00

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#!/bin/sh
#
# Copyright (c) 2010 Thomas Rast
#
test_description='Test the post-rewrite hook.'
. ./test-lib.sh
test_expect_success 'setup' '
test_commit A foo A &&
test_commit B foo B &&
test_commit C foo C &&
test_commit D foo D &&
git checkout A^0 &&
test_commit E bar E &&
test_commit F foo F &&
git checkout master
'
mkdir .git/hooks
cat >.git/hooks/post-rewrite <<EOF
#!/bin/sh
echo \$@ > "$TRASH_DIRECTORY"/post-rewrite.args
cat > "$TRASH_DIRECTORY"/post-rewrite.data
EOF
chmod u+x .git/hooks/post-rewrite
clear_hook_input () {
rm -f post-rewrite.args post-rewrite.data
}
verify_hook_input () {
test_cmp expected.args "$TRASH_DIRECTORY"/post-rewrite.args &&
test_cmp expected.data "$TRASH_DIRECTORY"/post-rewrite.data
}
test_expect_success 'git commit --amend' '
clear_hook_input &&
echo "D new message" > newmsg &&
oldsha=$(git rev-parse HEAD^0) &&
git commit -Fnewmsg --amend &&
echo amend > expected.args &&
echo $oldsha $(git rev-parse HEAD^0) > expected.data &&
verify_hook_input
'
test_expect_success 'git commit --amend --no-post-rewrite' '
clear_hook_input &&
echo "D new message again" > newmsg &&
git commit --no-post-rewrite -Fnewmsg --amend &&
test ! -f post-rewrite.args &&
test ! -f post-rewrite.data
'
test_expect_success 'git rebase --apply' '
git reset --hard D &&
clear_hook_input &&
test_must_fail git rebase --apply --onto A B &&
echo C > foo &&
git add foo &&
git rebase --continue &&
echo rebase >expected.args &&
cat >expected.data <<-EOF &&
$(git rev-parse C) $(git rev-parse HEAD^)
$(git rev-parse D) $(git rev-parse HEAD)
EOF
verify_hook_input
'
test_expect_success 'git rebase --apply --skip' '
git reset --hard D &&
clear_hook_input &&
test_must_fail git rebase --apply --onto A B &&
test_must_fail git rebase --skip &&
echo D > foo &&
git add foo &&
git rebase --continue &&
echo rebase >expected.args &&
cat >expected.data <<-EOF &&
$(git rev-parse C) $(git rev-parse HEAD^)
$(git rev-parse D) $(git rev-parse HEAD)
EOF
verify_hook_input
'
test_expect_success 'git rebase --apply --skip the last one' '
git reset --hard F &&
clear_hook_input &&
test_must_fail git rebase --apply --onto D A &&
git rebase --skip &&
echo rebase >expected.args &&
cat >expected.data <<-EOF &&
$(git rev-parse E) $(git rev-parse HEAD)
$(git rev-parse F) $(git rev-parse HEAD)
EOF
verify_hook_input
'
test_expect_success 'git rebase -m' '
git reset --hard D &&
clear_hook_input &&
test_must_fail git rebase -m --onto A B &&
echo C > foo &&
git add foo &&
git rebase --continue &&
echo rebase >expected.args &&
cat >expected.data <<-EOF &&
$(git rev-parse C) $(git rev-parse HEAD^)
$(git rev-parse D) $(git rev-parse HEAD)
EOF
verify_hook_input
'
test_expect_success 'git rebase -m --skip' '
git reset --hard D &&
clear_hook_input &&
test_must_fail git rebase -m --onto A B &&
test_must_fail git rebase --skip &&
echo D > foo &&
git add foo &&
git rebase --continue &&
echo rebase >expected.args &&
cat >expected.data <<-EOF &&
$(git rev-parse C) $(git rev-parse HEAD^)
$(git rev-parse D) $(git rev-parse HEAD)
EOF
verify_hook_input
'
test_expect_success 'git rebase with implicit use of merge backend' '
git reset --hard D &&
clear_hook_input &&
test_must_fail git rebase --keep-empty --onto A B &&
echo C > foo &&
git add foo &&
git rebase --continue &&
echo rebase >expected.args &&
cat >expected.data <<-EOF &&
$(git rev-parse C) $(git rev-parse HEAD^)
$(git rev-parse D) $(git rev-parse HEAD)
EOF
verify_hook_input
'
test_expect_success 'git rebase --skip with implicit use of merge backend' '
git reset --hard D &&
clear_hook_input &&
test_must_fail git rebase --keep-empty --onto A B &&
test_must_fail git rebase --skip &&
echo D > foo &&
git add foo &&
git rebase --continue &&
echo rebase >expected.args &&
cat >expected.data <<-EOF &&
$(git rev-parse C) $(git rev-parse HEAD^)
$(git rev-parse D) $(git rev-parse HEAD)
EOF
verify_hook_input
'
. "$TEST_DIRECTORY"/lib-rebase.sh
set_fake_editor
# Helper to work around the lack of one-shot exporting for
# test_must_fail (as it is a shell function)
test_fail_interactive_rebase () {
(
FAKE_LINES="$1" &&
shift &&
export FAKE_LINES &&
test_must_fail git rebase -i "$@"
)
}
test_expect_success 'git rebase -i (unchanged)' '
git reset --hard D &&
clear_hook_input &&
test_fail_interactive_rebase "1 2" --onto A B &&
echo C > foo &&
git add foo &&
git rebase --continue &&
echo rebase >expected.args &&
cat >expected.data <<-EOF &&
$(git rev-parse C) $(git rev-parse HEAD^)
$(git rev-parse D) $(git rev-parse HEAD)
EOF
verify_hook_input
'
test_expect_success 'git rebase -i (skip)' '
git reset --hard D &&
clear_hook_input &&
test_fail_interactive_rebase "2" --onto A B &&
echo D > foo &&
git add foo &&
git rebase --continue &&
echo rebase >expected.args &&
cat >expected.data <<-EOF &&
$(git rev-parse D) $(git rev-parse HEAD)
EOF
verify_hook_input
'
test_expect_success 'git rebase -i (squash)' '
git reset --hard D &&
clear_hook_input &&
test_fail_interactive_rebase "1 squash 2" --onto A B &&
echo C > foo &&
git add foo &&
git rebase --continue &&
echo rebase >expected.args &&
cat >expected.data <<-EOF &&
$(git rev-parse C) $(git rev-parse HEAD)
$(git rev-parse D) $(git rev-parse HEAD)
EOF
verify_hook_input
'
test_expect_success 'git rebase -i (fixup without conflict)' '
git reset --hard D &&
clear_hook_input &&
FAKE_LINES="1 fixup 2" git rebase -i B &&
echo rebase >expected.args &&
cat >expected.data <<-EOF &&
$(git rev-parse C) $(git rev-parse HEAD)
$(git rev-parse D) $(git rev-parse HEAD)
EOF
verify_hook_input
'
test_expect_success 'git rebase -i (double edit)' '
git reset --hard D &&
clear_hook_input &&
FAKE_LINES="edit 1 edit 2" git rebase -i B &&
git rebase --continue &&
echo something > foo &&
git add foo &&
git rebase --continue &&
echo rebase >expected.args &&
cat >expected.data <<-EOF &&
$(git rev-parse C) $(git rev-parse HEAD^)
$(git rev-parse D) $(git rev-parse HEAD)
EOF
verify_hook_input
'
test_expect_success 'git rebase -i (exec)' '
git reset --hard D &&
clear_hook_input &&
FAKE_LINES="edit 1 exec_false 2" git rebase -i B &&
echo something >bar &&
git add bar &&
# Fails because of exec false
test_must_fail git rebase --continue &&
git rebase --continue &&
echo rebase >expected.args &&
cat >expected.data <<-EOF &&
$(git rev-parse C) $(git rev-parse HEAD^)
$(git rev-parse D) $(git rev-parse HEAD)
EOF
verify_hook_input
'
test_done