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executable file 396 lines (322 sloc) 10.074 kB
#!/bin/sh
test_description='test cherry-pick and revert with conflicts
-
+ picked: rewrites foo to c
+ base: rewrites foo to b
+ initial: writes foo as a, unrelated as unrelated
'
. ./test-lib.sh
pristine_detach () {
git checkout -f "$1^0" &&
git read-tree -u --reset HEAD &&
git clean -d -f -f -q -x
}
test_expect_success setup '
echo unrelated >unrelated &&
git add unrelated &&
test_commit initial foo a &&
test_commit base foo b &&
test_commit picked foo c &&
test_commit --signoff picked-signed foo d &&
git config advice.detachedhead false
'
test_expect_success 'failed cherry-pick does not advance HEAD' '
pristine_detach initial &&
head=$(git rev-parse HEAD) &&
test_must_fail git cherry-pick picked &&
newhead=$(git rev-parse HEAD) &&
test "$head" = "$newhead"
'
test_expect_success 'advice from failed cherry-pick' "
pristine_detach initial &&
picked=\$(git rev-parse --short picked) &&
cat <<-EOF >expected &&
error: could not apply \$picked... picked
hint: after resolving the conflicts, mark the corrected paths
hint: with 'git add <paths>' or 'git rm <paths>'
hint: and commit the result with 'git commit'
EOF
test_must_fail git cherry-pick picked 2>actual &&
test_i18ncmp expected actual
"
test_expect_success 'advice from failed cherry-pick --no-commit' "
pristine_detach initial &&
picked=\$(git rev-parse --short picked) &&
cat <<-EOF >expected &&
error: could not apply \$picked... picked
hint: after resolving the conflicts, mark the corrected paths
hint: with 'git add <paths>' or 'git rm <paths>'
EOF
test_must_fail git cherry-pick --no-commit picked 2>actual &&
test_i18ncmp expected actual
"
test_expect_success 'failed cherry-pick sets CHERRY_PICK_HEAD' '
pristine_detach initial &&
test_must_fail git cherry-pick picked &&
test_cmp_rev picked CHERRY_PICK_HEAD
'
test_expect_success 'successful cherry-pick does not set CHERRY_PICK_HEAD' '
pristine_detach initial &&
git cherry-pick base &&
test_must_fail git rev-parse --verify CHERRY_PICK_HEAD
'
test_expect_success 'cherry-pick --no-commit does not set CHERRY_PICK_HEAD' '
pristine_detach initial &&
git cherry-pick --no-commit base &&
test_must_fail git rev-parse --verify CHERRY_PICK_HEAD
'
test_expect_success 'cherry-pick w/dirty tree does not set CHERRY_PICK_HEAD' '
pristine_detach initial &&
echo foo > foo &&
test_must_fail git cherry-pick base &&
test_must_fail git rev-parse --verify CHERRY_PICK_HEAD
'
test_expect_success \
'cherry-pick --strategy=resolve w/dirty tree does not set CHERRY_PICK_HEAD' '
pristine_detach initial &&
echo foo > foo &&
test_must_fail git cherry-pick --strategy=resolve base &&
test_must_fail git rev-parse --verify CHERRY_PICK_HEAD
'
test_expect_success 'GIT_CHERRY_PICK_HELP suppresses CHERRY_PICK_HEAD' '
pristine_detach initial &&
(
GIT_CHERRY_PICK_HELP="and then do something else" &&
export GIT_CHERRY_PICK_HELP &&
test_must_fail git cherry-pick picked
) &&
test_must_fail git rev-parse --verify CHERRY_PICK_HEAD
'
test_expect_success 'git reset clears CHERRY_PICK_HEAD' '
pristine_detach initial &&
test_must_fail git cherry-pick picked &&
git reset &&
test_must_fail git rev-parse --verify CHERRY_PICK_HEAD
'
test_expect_success 'failed commit does not clear CHERRY_PICK_HEAD' '
pristine_detach initial &&
test_must_fail git cherry-pick picked &&
test_must_fail git commit &&
test_cmp_rev picked CHERRY_PICK_HEAD
'
test_expect_success 'cancelled commit does not clear CHERRY_PICK_HEAD' '
pristine_detach initial &&
test_must_fail git cherry-pick picked &&
echo resolved >foo &&
git add foo &&
git update-index --refresh -q &&
test_must_fail git diff-index --exit-code HEAD &&
(
GIT_EDITOR=false &&
export GIT_EDITOR &&
test_must_fail git commit
) &&
test_cmp_rev picked CHERRY_PICK_HEAD
'
test_expect_success 'successful commit clears CHERRY_PICK_HEAD' '
pristine_detach initial &&
test_must_fail git cherry-pick picked &&
echo resolved >foo &&
git add foo &&
git commit &&
test_must_fail git rev-parse --verify CHERRY_PICK_HEAD
'
test_expect_success 'failed cherry-pick produces dirty index' '
pristine_detach initial &&
test_must_fail git cherry-pick picked &&
test_must_fail git update-index --refresh -q &&
test_must_fail git diff-index --exit-code HEAD
'
test_expect_success 'failed cherry-pick registers participants in index' '
pristine_detach initial &&
{
git checkout base -- foo &&
git ls-files --stage foo &&
git checkout initial -- foo &&
git ls-files --stage foo &&
git checkout picked -- foo &&
git ls-files --stage foo
} > stages &&
sed "
1 s/ 0 / 1 /
2 s/ 0 / 2 /
3 s/ 0 / 3 /
" < stages > expected &&
git read-tree -u --reset HEAD &&
test_must_fail git cherry-pick picked &&
git ls-files --stage --unmerged > actual &&
test_cmp expected actual
'
test_expect_success 'failed cherry-pick describes conflict in work tree' '
pristine_detach initial &&
cat <<-EOF > expected &&
<<<<<<< HEAD
a
=======
c
>>>>>>> objid picked
EOF
test_must_fail git cherry-pick picked &&
sed "s/[a-f0-9]*\.\.\./objid/" foo > actual &&
test_cmp expected actual
'
test_expect_success 'diff3 -m style' '
pristine_detach initial &&
git config merge.conflictstyle diff3 &&
cat <<-EOF > expected &&
<<<<<<< HEAD
a
||||||| parent of objid picked
b
=======
c
>>>>>>> objid picked
EOF
test_must_fail git cherry-pick picked &&
sed "s/[a-f0-9]*\.\.\./objid/" foo > actual &&
test_cmp expected actual
'
test_expect_success 'revert also handles conflicts sanely' '
git config --unset merge.conflictstyle &&
pristine_detach initial &&
cat <<-EOF > expected &&
<<<<<<< HEAD
a
=======
b
>>>>>>> parent of objid picked
EOF
{
git checkout picked -- foo &&
git ls-files --stage foo &&
git checkout initial -- foo &&
git ls-files --stage foo &&
git checkout base -- foo &&
git ls-files --stage foo
} > stages &&
sed "
1 s/ 0 / 1 /
2 s/ 0 / 2 /
3 s/ 0 / 3 /
" < stages > expected-stages &&
git read-tree -u --reset HEAD &&
head=$(git rev-parse HEAD) &&
test_must_fail git revert picked &&
newhead=$(git rev-parse HEAD) &&
git ls-files --stage --unmerged > actual-stages &&
test "$head" = "$newhead" &&
test_must_fail git update-index --refresh -q &&
test_must_fail git diff-index --exit-code HEAD &&
test_cmp expected-stages actual-stages &&
sed "s/[a-f0-9]*\.\.\./objid/" foo > actual &&
test_cmp expected actual
'
test_expect_success 'failed revert sets REVERT_HEAD' '
pristine_detach initial &&
test_must_fail git revert picked &&
test_cmp_rev picked REVERT_HEAD
'
test_expect_success 'successful revert does not set REVERT_HEAD' '
pristine_detach base &&
git revert base &&
test_must_fail git rev-parse --verify CHERRY_PICK_HEAD &&
test_must_fail git rev-parse --verify REVERT_HEAD
'
test_expect_success 'revert --no-commit sets REVERT_HEAD' '
pristine_detach base &&
git revert --no-commit base &&
test_must_fail git rev-parse --verify CHERRY_PICK_HEAD &&
test_cmp_rev base REVERT_HEAD
'
test_expect_success 'revert w/dirty tree does not set REVERT_HEAD' '
pristine_detach base &&
echo foo > foo &&
test_must_fail git revert base &&
test_must_fail git rev-parse --verify CHERRY_PICK_HEAD &&
test_must_fail git rev-parse --verify REVERT_HEAD
'
test_expect_success 'GIT_CHERRY_PICK_HELP does not suppress REVERT_HEAD' '
pristine_detach initial &&
(
GIT_CHERRY_PICK_HELP="and then do something else" &&
GIT_REVERT_HELP="and then do something else, again" &&
export GIT_CHERRY_PICK_HELP GIT_REVERT_HELP &&
test_must_fail git revert picked
) &&
test_must_fail git rev-parse --verify CHERRY_PICK_HEAD &&
test_cmp_rev picked REVERT_HEAD
'
test_expect_success 'git reset clears REVERT_HEAD' '
pristine_detach initial &&
test_must_fail git revert picked &&
git reset &&
test_must_fail git rev-parse --verify REVERT_HEAD
'
test_expect_success 'failed commit does not clear REVERT_HEAD' '
pristine_detach initial &&
test_must_fail git revert picked &&
test_must_fail git commit &&
test_cmp_rev picked REVERT_HEAD
'
test_expect_success 'revert conflict, diff3 -m style' '
pristine_detach initial &&
git config merge.conflictstyle diff3 &&
cat <<-EOF > expected &&
<<<<<<< HEAD
a
||||||| objid picked
c
=======
b
>>>>>>> parent of objid picked
EOF
test_must_fail git revert picked &&
sed "s/[a-f0-9]*\.\.\./objid/" foo > actual &&
test_cmp expected actual
'
test_expect_success 'failed cherry-pick does not forget -s' '
pristine_detach initial &&
test_must_fail git cherry-pick -s picked &&
test_i18ngrep -e "Signed-off-by" .git/MERGE_MSG
'
test_expect_success 'commit after failed cherry-pick does not add duplicated -s' '
pristine_detach initial &&
test_must_fail git cherry-pick -s picked-signed &&
git commit -a -s &&
test $(git show -s |grep -c "Signed-off-by") = 1
'
test_expect_success 'commit after failed cherry-pick adds -s at the right place' '
pristine_detach initial &&
test_must_fail git cherry-pick picked &&
git commit -a -s &&
# Do S-o-b and Conflicts appear in the right order?
cat <<-\EOF >expect &&
Signed-off-by: C O Mitter <committer@example.com>
# Conflicts:
EOF
grep -e "^# Conflicts:" -e '^Signed-off-by' <.git/COMMIT_EDITMSG >actual &&
test_cmp expect actual &&
cat <<-\EOF >expected &&
picked
Signed-off-by: C O Mitter <committer@example.com>
EOF
git show -s --pretty=format:%B >actual &&
test_cmp expected actual
'
test_expect_success 'commit --amend -s places the sign-off at the right place' '
pristine_detach initial &&
test_must_fail git cherry-pick picked &&
# emulate old-style conflicts block
mv .git/MERGE_MSG .git/MERGE_MSG+ &&
sed -e "/^# Conflicts:/,\$s/^# *//" <.git/MERGE_MSG+ >.git/MERGE_MSG &&
git commit -a &&
git commit --amend -s &&
# Do S-o-b and Conflicts appear in the right order?
cat <<-\EOF >expect &&
Signed-off-by: C O Mitter <committer@example.com>
Conflicts:
EOF
grep -e "^Conflicts:" -e '^Signed-off-by' <.git/COMMIT_EDITMSG >actual &&
test_cmp expect actual
'
test_done
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