diff options
Diffstat (limited to 't/t7600-merge.sh')
| -rwxr-xr-x | t/t7600-merge.sh | 235 |
1 files changed, 159 insertions, 76 deletions
diff --git a/t/t7600-merge.sh b/t/t7600-merge.sh index e84e822219..87aac835a1 100755 --- a/t/t7600-merge.sh +++ b/t/t7600-merge.sh @@ -28,80 +28,80 @@ Testing basic merge operations/option parsing. . ./test-lib.sh -test_expect_success 'set up test data and helpers' ' - printf "%s\n" 1 2 3 4 5 6 7 8 9 >file && - printf "%s\n" "1 X" 2 3 4 5 6 7 8 9 >file.1 && - printf "%s\n" 1 2 3 4 "5 X" 6 7 8 9 >file.5 && - printf "%s\n" 1 2 3 4 5 6 7 8 "9 X" >file.9 && - printf "%s\n" "1 X" 2 3 4 5 6 7 8 9 >result.1 && - printf "%s\n" "1 X" 2 3 4 "5 X" 6 7 8 9 >result.1-5 && - printf "%s\n" "1 X" 2 3 4 "5 X" 6 7 8 "9 X" >result.1-5-9 && - - create_merge_msgs() { - echo "Merge commit '\''c2'\''" >msg.1-5 && - echo "Merge commit '\''c2'\''; commit '\''c3'\''" >msg.1-5-9 && - { - echo "Squashed commit of the following:" && - echo && - git log --no-merges ^HEAD c1 - } >squash.1 && - { - echo "Squashed commit of the following:" && - echo && - git log --no-merges ^HEAD c2 - } >squash.1-5 && - { - echo "Squashed commit of the following:" && - echo && - git log --no-merges ^HEAD c2 c3 - } >squash.1-5-9 && - echo >msg.nolog && - { - echo "* commit '\''c3'\'':" && - echo " commit 3" && - echo - } >msg.log - } && - - verify_merge() { - test_cmp "$2" "$1" && - git update-index --refresh && - git diff --exit-code && - if test -n "$3" - then - git show -s --pretty=format:%s HEAD >msg.act && - test_cmp "$3" msg.act - fi - } && - - verify_head() { - echo "$1" >head.expected && - git rev-parse HEAD >head.actual && - test_cmp head.expected head.actual - } && - - verify_parents() { - printf "%s\n" "$@" >parents.expected && - >parents.actual && - i=1 && - while test $i -le $# - do - git rev-parse HEAD^$i >>parents.actual && - i=$(expr $i + 1) || - return 1 - done && - test_cmp parents.expected parents.actual - } && - - verify_mergeheads() { - printf "%s\n" "$@" >mergehead.expected && - test_cmp mergehead.expected .git/MERGE_HEAD - } && - - verify_no_mergehead() { - ! test -e .git/MERGE_HEAD - } -' +printf '%s\n' 1 2 3 4 5 6 7 8 9 >file +printf '%s\n' '1 X' 2 3 4 5 6 7 8 9 >file.1 +printf '%s\n' 1 2 3 4 '5 X' 6 7 8 9 >file.5 +printf '%s\n' 1 2 3 4 5 6 7 8 '9 X' >file.9 +printf '%s\n' '1 X' 2 3 4 5 6 7 8 9 >result.1 +printf '%s\n' '1 X' 2 3 4 '5 X' 6 7 8 9 >result.1-5 +printf '%s\n' '1 X' 2 3 4 '5 X' 6 7 8 '9 X' >result.1-5-9 +>empty + +create_merge_msgs () { + echo "Merge commit 'c2'" >msg.1-5 && + echo "Merge commit 'c2'; commit 'c3'" >msg.1-5-9 && + { + echo "Squashed commit of the following:" && + echo && + git log --no-merges ^HEAD c1 + } >squash.1 && + { + echo "Squashed commit of the following:" && + echo && + git log --no-merges ^HEAD c2 + } >squash.1-5 && + { + echo "Squashed commit of the following:" && + echo && + git log --no-merges ^HEAD c2 c3 + } >squash.1-5-9 && + echo >msg.nolog && + { + echo "* commit 'c3':" && + echo " commit 3" && + echo + } >msg.log +} + +verify_merge () { + test_cmp "$2" "$1" && + git update-index --refresh && + git diff --exit-code && + if test -n "$3" + then + git show -s --pretty=format:%s HEAD >msg.act && + test_cmp "$3" msg.act + fi +} + +verify_head () { + echo "$1" >head.expected && + git rev-parse HEAD >head.actual && + test_cmp head.expected head.actual +} + +verify_parents () { + printf '%s\n' "$@" >parents.expected && + >parents.actual && + i=1 && + while test $i -le $# + do + git rev-parse HEAD^$i >>parents.actual && + i=$(expr $i + 1) || + return 1 + done && + test_must_fail git rev-parse --verify "HEAD^$i" && + test_cmp parents.expected parents.actual +} + +verify_mergeheads () { + printf '%s\n' "$@" >mergehead.expected && + test_cmp mergehead.expected .git/MERGE_HEAD +} + +verify_no_mergehead () { + ! test -e .git/MERGE_HEAD +} test_expect_success 'setup' ' git add file && @@ -225,12 +225,28 @@ test_expect_success 'merge c1 with c2 and c3' ' test_debug 'git log --graph --decorate --oneline --all' -test_expect_success 'failing merges with --ff-only' ' +test_expect_success 'merges with --ff-only' ' git reset --hard c1 && test_tick && test_must_fail git merge --ff-only c2 && test_must_fail git merge --ff-only c3 && - test_must_fail git merge --ff-only c2 c3 + test_must_fail git merge --ff-only c2 c3 && + git reset --hard c0 && + git merge c3 && + verify_head $c3 +' + +test_expect_success 'merges with merge.ff=only' ' + git reset --hard c1 && + test_tick && + test_when_finished "git config --unset merge.ff" && + git config merge.ff only && + test_must_fail git merge c2 && + test_must_fail git merge c3 && + test_must_fail git merge c2 c3 && + git reset --hard c0 && + git merge c3 && + verify_head $c3 ' test_expect_success 'merge c0 with c1 (no-commit)' ' @@ -324,6 +340,39 @@ test_expect_success 'merge c1 with c2 (no-commit in config)' ' test_debug 'git log --graph --decorate --oneline --all' +test_expect_success 'merge c1 with c2 (log in config)' ' + git config branch.master.mergeoptions "" && + git reset --hard c1 && + git merge --log c2 && + git show -s --pretty=tformat:%s%n%b >expect && + + git config branch.master.mergeoptions --log && + git reset --hard c1 && + git merge c2 && + git show -s --pretty=tformat:%s%n%b >actual && + + test_cmp expect actual +' + +test_expect_success 'merge c1 with c2 (log in config gets overridden)' ' + test_when_finished "git config --remove-section branch.master" && + test_when_finished "git config --remove-section merge" && + test_might_fail git config --remove-section branch.master && + test_might_fail git config --remove-section merge && + + git reset --hard c1 && + git merge c2 && + git show -s --pretty=tformat:%s%n%b >expect && + + git config branch.master.mergeoptions "--no-log" && + git config merge.log true && + git reset --hard c1 && + git merge c2 && + git show -s --pretty=tformat:%s%n%b >actual && + + test_cmp expect actual +' + test_expect_success 'merge c1 with c2 (squash in config)' ' git reset --hard c1 && git config branch.master.mergeoptions "--squash" && @@ -415,7 +464,41 @@ test_expect_success 'merge c0 with c1 (no-ff)' ' test_debug 'git log --graph --decorate --oneline --all' +test_expect_success 'merge c0 with c1 (merge.ff=false)' ' + git reset --hard c0 && + git config merge.ff false && + test_tick && + git merge c1 && + git config --remove-section merge && + verify_merge file result.1 && + verify_parents $c0 $c1 +' +test_debug 'git log --graph --decorate --oneline --all' + +test_expect_success 'combine branch.master.mergeoptions with merge.ff' ' + git reset --hard c0 && + git config branch.master.mergeoptions --ff && + git config merge.ff false && + test_tick && + git merge c1 && + git config --remove-section "branch.master" && + git config --remove-section "merge" && + verify_merge file result.1 && + verify_parents "$c0" +' + +test_expect_success 'tolerate unknown values for merge.ff' ' + git reset --hard c0 && + git config merge.ff something-new && + test_tick && + git merge c1 2>message && + git config --remove-section "merge" && + verify_head "$c1" && + test_cmp empty message +' + test_expect_success 'combining --squash and --no-ff is refused' ' + git reset --hard c0 && test_must_fail git merge --squash --no-ff c1 && test_must_fail git merge --no-ff --squash c1 ' |