diff options
Diffstat (limited to 'third_party/git/t/t3507-cherry-pick-conflict.sh')
| -rwxr-xr-x | third_party/git/t/t3507-cherry-pick-conflict.sh | 557 |
1 files changed, 557 insertions, 0 deletions
diff --git a/third_party/git/t/t3507-cherry-pick-conflict.sh b/third_party/git/t/t3507-cherry-pick-conflict.sh new file mode 100755 index 000000000000..9bd482ce3b89 --- /dev/null +++ b/third_party/git/t/t3507-cherry-pick-conflict.sh @@ -0,0 +1,557 @@ +#!/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 "$1^0" && + git read-tree -u --reset HEAD && + git clean -d -f -f -q -x +} + +test_expect_success setup ' + + echo unrelated >unrelated && + git add unrelated && + test_commit initial foo a && + test_commit base foo b && + test_commit picked foo c && + test_commit --signoff picked-signed foo d && + git checkout -b topic initial && + test_commit redundant-pick foo c redundant && + git commit --allow-empty --allow-empty-message && + git tag empty && + git checkout master && + git config advice.detachedhead false + +' + +test_expect_success 'failed cherry-pick does not advance HEAD' ' + pristine_detach initial && + + head=$(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 'successful final commit clears cherry-pick state' ' + pristine_detach initial && + + test_must_fail git cherry-pick base picked-signed && + echo resolved >foo && + test_path_is_file .git/sequencer/todo && + git commit -a && + test_path_is_missing .git/sequencer +' + +test_expect_success 'reset after final pick clears cherry-pick state' ' + pristine_detach initial && + + test_must_fail git cherry-pick base picked-signed && + echo resolved >foo && + test_path_is_file .git/sequencer/todo && + git reset && + test_path_is_missing .git/sequencer +' + +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 \ + 'cherry-pick conflict, ensure commit.cleanup = scissors places scissors line properly' ' + pristine_detach initial && + git config commit.cleanup scissors && + cat <<-EOF >expected && + picked + + # ------------------------ >8 ------------------------ + # Do not modify or remove the line above. + # Everything below it will be ignored. + # + # Conflicts: + # foo + EOF + + test_must_fail git cherry-pick picked && + + test_i18ncmp expected .git/MERGE_MSG +' + +test_expect_success \ + 'cherry-pick conflict, ensure cleanup=scissors places scissors line properly' ' + pristine_detach initial && + git config --unset commit.cleanup && + cat <<-EOF >expected && + picked + + # ------------------------ >8 ------------------------ + # Do not modify or remove the line above. + # Everything below it will be ignored. + # + # Conflicts: + # foo + EOF + + test_must_fail git cherry-pick --cleanup=scissors picked && + + test_i18ncmp expected .git/MERGE_MSG +' + +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 'successful final commit clears revert state' ' + pristine_detach picked-signed && + + test_must_fail git revert picked-signed base && + echo resolved >foo && + test_path_is_file .git/sequencer/todo && + git commit -a && + test_path_is_missing .git/sequencer +' + +test_expect_success 'reset after final pick clears revert state' ' + pristine_detach picked-signed && + + test_must_fail git revert picked-signed base && + echo resolved >foo && + test_path_is_file .git/sequencer/todo && + git reset && + test_path_is_missing .git/sequencer +' + +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 \ + 'revert conflict, ensure commit.cleanup = scissors places scissors line properly' ' + pristine_detach initial && + git config commit.cleanup scissors && + cat >expected <<-EOF && + Revert "picked" + + This reverts commit OBJID. + + # ------------------------ >8 ------------------------ + # Do not modify or remove the line above. + # Everything below it will be ignored. + # + # Conflicts: + # foo + EOF + + test_must_fail git revert picked && + + sed "s/$OID_REGEX/OBJID/" .git/MERGE_MSG >actual && + test_i18ncmp expected actual +' + +test_expect_success \ + 'revert conflict, ensure cleanup=scissors places scissors line properly' ' + pristine_detach initial && + git config --unset commit.cleanup && + cat >expected <<-EOF && + Revert "picked" + + This reverts commit OBJID. + + # ------------------------ >8 ------------------------ + # Do not modify or remove the line above. + # Everything below it will be ignored. + # + # Conflicts: + # foo + EOF + + test_must_fail git revert --cleanup=scissors picked && + + sed "s/$OID_REGEX/OBJID/" .git/MERGE_MSG >actual && + test_i18ncmp 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 >tmp && grep -c "Signed-off-by" tmp && rm tmp) = 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_expect_success 'cherry-pick preserves sparse-checkout' ' + pristine_detach initial && + test_config core.sparseCheckout true && + test_when_finished " + echo \"/*\" >.git/info/sparse-checkout + git read-tree --reset -u HEAD + rm .git/info/sparse-checkout" && + echo /unrelated >.git/info/sparse-checkout && + git read-tree --reset -u HEAD && + test_must_fail git cherry-pick -Xours picked>actual && + test_i18ngrep ! "Changes not staged for commit:" actual +' + +test_expect_success 'cherry-pick --continue remembers --keep-redundant-commits' ' + test_when_finished "git cherry-pick --abort || :" && + pristine_detach initial && + test_must_fail git cherry-pick --keep-redundant-commits picked redundant && + echo c >foo && + git add foo && + git cherry-pick --continue +' + +test_expect_success 'cherry-pick --continue remembers --allow-empty and --allow-empty-message' ' + test_when_finished "git cherry-pick --abort || :" && + pristine_detach initial && + test_must_fail git cherry-pick --allow-empty --allow-empty-message \ + picked empty && + echo c >foo && + git add foo && + git cherry-pick --continue +' + +test_done |