diff options
| -rwxr-xr-x | t/t6042-merge-rename-corner-cases.sh | 245 |
1 files changed, 245 insertions, 0 deletions
diff --git a/t/t6042-merge-rename-corner-cases.sh b/t/t6042-merge-rename-corner-cases.sh index 661b633478..07dd09d985 100755 --- a/t/t6042-merge-rename-corner-cases.sh +++ b/t/t6042-merge-rename-corner-cases.sh @@ -693,4 +693,249 @@ test_expect_success 'rename/rename/add-dest merge still knows about conflicting ) ' +# Testcase rad, rename/add/delete +# Commit O: foo +# Commit A: rm foo, add different bar +# Commit B: rename foo->bar +# Expected: CONFLICT (rename/add/delete), two-way merged bar + +test_expect_success 'rad-setup: rename/add/delete conflict' ' + test_create_repo rad && + ( + cd rad && + echo "original file" >foo && + git add foo && + git commit -m "original" && + + git branch O && + git branch A && + git branch B && + + git checkout A && + git rm foo && + echo "different file" >bar && + git add bar && + git commit -m "Remove foo, add bar" && + + git checkout B && + git mv foo bar && + git commit -m "rename foo to bar" + ) +' + +test_expect_failure 'rad-check: rename/add/delete conflict' ' + ( + cd rad && + + git checkout B^0 && + test_must_fail git merge -s recursive A^0 >out 2>err && + + # Not sure whether the output should contain just one + # "CONFLICT (rename/add/delete)" line, or if it should break + # it into a pair of "CONFLICT (rename/delete)" and + # "CONFLICT (rename/add)"; allow for either. + test_i18ngrep "CONFLICT (rename.*add)" out && + test_i18ngrep "CONFLICT (rename.*delete)" out && + test_must_be_empty err && + + git ls-files -s >file_count && + test_line_count = 2 file_count && + git ls-files -u >file_count && + test_line_count = 2 file_count && + git ls-files -o >file_count && + test_line_count = 2 file_count && + + git rev-parse >actual \ + :2:bar :3:bar && + git rev-parse >expect \ + B:bar A:bar && + + test_cmp file_is_missing foo && + # bar should have two-way merged contents of the different + # versions of bar; check that content from both sides is + # present. + grep original bar && + grep different bar + ) +' + +# Testcase rrdd, rename/rename(2to1)/delete/delete +# Commit O: foo, bar +# Commit A: rename foo->baz, rm bar +# Commit B: rename bar->baz, rm foo +# Expected: CONFLICT (rename/rename/delete/delete), two-way merged baz + +test_expect_success 'rrdd-setup: rename/rename(2to1)/delete/delete conflict' ' + test_create_repo rrdd && + ( + cd rrdd && + echo foo >foo && + echo bar >bar && + git add foo bar && + git commit -m O && + + git branch O && + git branch A && + git branch B && + + git checkout A && + git mv foo baz && + git rm bar && + git commit -m "Rename foo, remove bar" && + + git checkout B && + git mv bar baz && + git rm foo && + git commit -m "Rename bar, remove foo" + ) +' + +test_expect_failure 'rrdd-check: rename/rename(2to1)/delete/delete conflict' ' + ( + cd rrdd && + + git checkout A^0 && + test_must_fail git merge -s recursive B^0 >out 2>err && + + # Not sure whether the output should contain just one + # "CONFLICT (rename/rename/delete/delete)" line, or if it + # should break it into three: "CONFLICT (rename/rename)" and + # two "CONFLICT (rename/delete)" lines; allow for either. + test_i18ngrep "CONFLICT (rename/rename)" out && + test_i18ngrep "CONFLICT (rename.*delete)" out && + test_must_be_empty err && + + git ls-files -s >file_count && + test_line_count = 2 file_count && + git ls-files -u >file_count && + test_line_count = 2 file_count && + git ls-files -o >file_count && + test_line_count = 2 file_count && + + git rev-parse >actual \ + :2:baz :3:baz && + git rev-parse >expect \ + O:foo O:bar && + + test_cmp file_is_missing foo && + test_cmp file_is_missing bar && + # baz should have two-way merged contents of the original + # contents of foo and bar; check that content from both sides + # is present. + grep foo baz && + grep bar baz + ) +' + +# Testcase mod6, chains of rename/rename(1to2) and rename/rename(2to1) +# Commit O: one, three, five +# Commit A: one->two, three->four, five->six +# Commit B: one->six, three->two, five->four +# Expected: six CONFLICT(rename/rename) messages, each path in two of the +# multi-way merged contents found in two, four, six + +test_expect_success 'mod6-setup: chains of rename/rename(1to2) and rename/rename(2to1)' ' + test_create_repo mod6 && + ( + cd mod6 && + test_seq 11 19 >one && + test_seq 31 39 >three && + test_seq 51 59 >five && + git add . && + test_tick && + git commit -m "O" && + + git branch O && + git branch A && + git branch B && + + git checkout A && + test_seq 10 19 >one && + echo 40 >>three && + git add one three && + git mv one two && + git mv three four && + git mv five six && + test_tick && + git commit -m "A" && + + git checkout B && + echo 20 >>one && + echo forty >>three && + echo 60 >>five && + git add one three five && + git mv one six && + git mv three two && + git mv five four && + test_tick && + git commit -m "B" + ) +' + +test_expect_failure 'mod6-check: chains of rename/rename(1to2) and rename/rename(2to1)' ' + ( + cd mod6 && + + git checkout A^0 && + + test_must_fail git merge -s recursive B^0 >out 2>err && + + test_i18ngrep "CONFLICT (rename/rename)" out && + test_must_be_empty err && + + git ls-files -s >file_count && + test_line_count = 6 file_count && + git ls-files -u >file_count && + test_line_count = 6 file_count && + git ls-files -o >file_count && + test_line_count = 3 file_count && + + test_seq 10 20 >merged-one && + test_seq 51 60 >merged-five && + # Determine what the merge of three would give us. + test_seq 30 40 >three-side-A && + test_seq 31 39 >three-side-B && + echo forty >three-side-B && + >empty && + test_must_fail git merge-file \ + -L "HEAD" \ + -L "" \ + -L "B^0" \ + three-side-A empty three-side-B && + sed -e "s/^\([<=>]\)/\1\1\1/" three-side-A >merged-three && + + # Verify the index is as expected + git rev-parse >actual \ + :2:two :3:two \ + :2:four :3:four \ + :2:six :3:six && + git hash-object >expect \ + merged-one merged-three \ + merged-three merged-five \ + merged-five merged-one && + test_cmp expect actual && + + git cat-file -p :2:two >expect && + git cat-file -p :3:two >other && + test_must_fail git merge-file \ + -L "HEAD" -L "" -L "B^0" \ + expect empty other && + test_cmp expect two && + + git cat-file -p :2:four >expect && + git cat-file -p :3:four >other && + test_must_fail git merge-file \ + -L "HEAD" -L "" -L "B^0" \ + expect empty other && + test_cmp expect four && + + git cat-file -p :2:six >expect && + git cat-file -p :3:six >other && + test_must_fail git merge-file \ + -L "HEAD" -L "" -L "B^0" \ + expect empty other && + test_cmp expect six + ) +' + test_done |