#!/bin/sh # # Copyright (c) 2010 Johan Herland # test_description='Test merging of notes trees' . ./test-lib.sh test_expect_success setup ' test_commit 1st && test_commit 2nd && test_commit 3rd && test_commit 4th && test_commit 5th && # Create notes on 4 first commits git config core.notesRef refs/notes/x && git notes add -m "Notes on 1st commit" 1st && git notes add -m "Notes on 2nd commit" 2nd && git notes add -m "Notes on 3rd commit" 3rd && git notes add -m "Notes on 4th commit" 4th && # Copy notes to remote-notes git fetch . refs/notes/*:refs/remote-notes/origin/* ' commit_sha1=$(git rev-parse 1st^{commit}) commit_sha2=$(git rev-parse 2nd^{commit}) commit_sha3=$(git rev-parse 3rd^{commit}) commit_sha4=$(git rev-parse 4th^{commit}) commit_sha5=$(git rev-parse 5th^{commit}) verify_notes () { notes_ref="$1" git -c core.notesRef="refs/notes/$notes_ref" notes | sort >"output_notes_$notes_ref" && test_cmp "expect_notes_$notes_ref" "output_notes_$notes_ref" && git -c core.notesRef="refs/notes/$notes_ref" log --format="%H %s%n%N" \ >"output_log_$notes_ref" && test_cmp "expect_log_$notes_ref" "output_log_$notes_ref" } cat <<EOF | sort >expect_notes_x 5e93d24084d32e1cb61f7070505b9d2530cca987 $commit_sha4 8366731eeee53787d2bdf8fc1eff7d94757e8da0 $commit_sha3 eede89064cd42441590d6afec6c37b321ada3389 $commit_sha2 daa55ffad6cb99bf64226532147ffcaf5ce8bdd1 $commit_sha1 EOF cat >expect_log_x <<EOF $commit_sha5 5th $commit_sha4 4th Notes on 4th commit $commit_sha3 3rd Notes on 3rd commit $commit_sha2 2nd Notes on 2nd commit $commit_sha1 1st Notes on 1st commit EOF test_expect_success 'verify initial notes (x)' ' verify_notes x ' cp expect_notes_x expect_notes_y cp expect_notes_x expect_notes_v cp expect_log_x expect_log_y cp expect_log_x expect_log_v test_expect_success 'fail to merge empty notes ref into empty notes ref (z => y)' ' test_must_fail git -c "core.notesRef=refs/notes/y" notes merge z ' test_expect_success 'fail to merge into various non-notes refs' ' test_must_fail git -c "core.notesRef=refs/notes" notes merge x && test_must_fail git -c "core.notesRef=refs/notes/" notes merge x && git update-ref refs/notes/dir/foo HEAD && test_must_fail git -c "core.notesRef=refs/notes/dir" notes merge x && test_must_fail git -c "core.notesRef=refs/notes/dir/" notes merge x && test_must_fail git -c "core.notesRef=refs/heads/master" notes merge x && test_must_fail git -c "core.notesRef=refs/notes/y:" notes merge x && test_must_fail git -c "core.notesRef=refs/notes/y:foo" notes merge x && test_must_fail git -c "core.notesRef=refs/notes/foo^{bar" notes merge x ' test_expect_success 'merge non-notes ref into empty notes ref (remote-notes/origin/x => v)' ' git config core.notesRef refs/notes/v && git notes merge refs/remote-notes/origin/x && verify_notes v && # refs/remote-notes/origin/x and v should point to the same notes commit test "$(git rev-parse refs/remote-notes/origin/x)" = "$(git rev-parse refs/notes/v)" ' test_expect_success 'merge notes into empty notes ref (x => y)' ' git config core.notesRef refs/notes/y && git notes merge x && verify_notes y && # x and y should point to the same notes commit test "$(git rev-parse refs/notes/x)" = "$(git rev-parse refs/notes/y)" ' test_expect_success 'merge empty notes ref (z => y)' ' git notes merge z && # y should not change (still == x) test "$(git rev-parse refs/notes/x)" = "$(git rev-parse refs/notes/y)" ' test_expect_success 'change notes on other notes ref (y)' ' # Not touching notes to 1st commit git notes remove 2nd && git notes append -m "More notes on 3rd commit" 3rd && git notes add -f -m "New notes on 4th commit" 4th && git notes add -m "Notes on 5th commit" 5th ' test_expect_success 'merge previous notes commit (y^ => y) => No-op' ' pre_state="$(git rev-parse refs/notes/y)" && git notes merge y^ && # y should not move test "$pre_state" = "$(git rev-parse refs/notes/y)" ' cat <<EOF | sort >expect_notes_y 0f2efbd00262f2fd41dfae33df8765618eeacd99 $commit_sha5 dec2502dac3ea161543f71930044deff93fa945c $commit_sha4 4069cdb399fd45463ec6eef8e051a16a03592d91 $commit_sha3 daa55ffad6cb99bf64226532147ffcaf5ce8bdd1 $commit_sha1 EOF cat >expect_log_y <<EOF $commit_sha5 5th Notes on 5th commit $commit_sha4 4th New notes on 4th commit $commit_sha3 3rd Notes on 3rd commit More notes on 3rd commit $commit_sha2 2nd $commit_sha1 1st Notes on 1st commit EOF test_expect_success 'verify changed notes on other notes ref (y)' ' verify_notes y ' test_expect_success 'verify unchanged notes on original notes ref (x)' ' verify_notes x ' test_expect_success 'merge original notes (x) into changed notes (y) => No-op' ' git notes merge -vvv x && verify_notes y && verify_notes x ' cp expect_notes_y expect_notes_x cp expect_log_y expect_log_x test_expect_success 'merge changed (y) into original (x) => Fast-forward' ' git config core.notesRef refs/notes/x && git notes merge y && verify_notes x && verify_notes y && # x and y should point to same the notes commit test "$(git rev-parse refs/notes/x)" = "$(git rev-parse refs/notes/y)" ' test_expect_success 'merge empty notes ref (z => y)' ' # Prepare empty (but valid) notes ref (z) git config core.notesRef refs/notes/z && git notes add -m "foo" && git notes remove && git notes >output_notes_z && test_cmp /dev/null output_notes_z && # Do the merge (z => y) git config core.notesRef refs/notes/y && git notes merge z && verify_notes y && # y should no longer point to the same notes commit as x test "$(git rev-parse refs/notes/x)" != "$(git rev-parse refs/notes/y)" ' cat <<EOF | sort >expect_notes_y 0f2efbd00262f2fd41dfae33df8765618eeacd99 $commit_sha5 dec2502dac3ea161543f71930044deff93fa945c $commit_sha4 4069cdb399fd45463ec6eef8e051a16a03592d91 $commit_sha3 d000d30e6ddcfce3a8122c403226a2ce2fd04d9d $commit_sha2 43add6bd0c8c0bc871ac7991e0f5573cfba27804 $commit_sha1 EOF cat >expect_log_y <<EOF $commit_sha5 5th Notes on 5th commit $commit_sha4 4th New notes on 4th commit $commit_sha3 3rd Notes on 3rd commit More notes on 3rd commit $commit_sha2 2nd New notes on 2nd commit $commit_sha1 1st Notes on 1st commit More notes on 1st commit EOF test_expect_success 'change notes on other notes ref (y)' ' # Append to 1st commit notes git notes append -m "More notes on 1st commit" 1st && # Add new notes to 2nd commit git notes add -m "New notes on 2nd commit" 2nd && verify_notes y ' cat <<EOF | sort >expect_notes_x 0f2efbd00262f2fd41dfae33df8765618eeacd99 $commit_sha5 1f257a3a90328557c452f0817d6cc50c89d315d4 $commit_sha4 daa55ffad6cb99bf64226532147ffcaf5ce8bdd1 $commit_sha1 EOF cat >expect_log_x <<EOF $commit_sha5 5th Notes on 5th commit $commit_sha4 4th New notes on 4th commit More notes on 4th commit $commit_sha3 3rd $commit_sha2 2nd $commit_sha1 1st Notes on 1st commit EOF test_expect_success 'change notes on notes ref (x)' ' git config core.notesRef refs/notes/x && git notes remove 3rd && git notes append -m "More notes on 4th commit" 4th && verify_notes x ' cat <<EOF | sort >expect_notes_x 0f2efbd00262f2fd41dfae33df8765618eeacd99 $commit_sha5 1f257a3a90328557c452f0817d6cc50c89d315d4 $commit_sha4 d000d30e6ddcfce3a8122c403226a2ce2fd04d9d $commit_sha2 43add6bd0c8c0bc871ac7991e0f5573cfba27804 $commit_sha1 EOF cat >expect_log_x <<EOF $commit_sha5 5th Notes on 5th commit $commit_sha4 4th New notes on 4th commit More notes on 4th commit $commit_sha3 3rd $commit_sha2 2nd New notes on 2nd commit $commit_sha1 1st Notes on 1st commit More notes on 1st commit EOF test_expect_success 'merge y into x => Non-conflicting 3-way merge' ' git notes merge y && verify_notes x && verify_notes y ' cat <<EOF | sort >expect_notes_w 05a4927951bcef347f51486575b878b2b60137f2 $commit_sha3 d000d30e6ddcfce3a8122c403226a2ce2fd04d9d $commit_sha2 EOF cat >expect_log_w <<EOF $commit_sha5 5th $commit_sha4 4th $commit_sha3 3rd New notes on 3rd commit $commit_sha2 2nd New notes on 2nd commit $commit_sha1 1st EOF test_expect_success 'create notes on new, separate notes ref (w)' ' git config core.notesRef refs/notes/w && # Add same note as refs/notes/y on 2nd commit git notes add -m "New notes on 2nd commit" 2nd && # Add new note on 3rd commit (non-conflicting) git notes add -m "New notes on 3rd commit" 3rd && # Verify state of notes on new, separate notes ref (w) verify_notes w ' cat <<EOF | sort >expect_notes_x 0f2efbd00262f2fd41dfae33df8765618eeacd99 $commit_sha5 1f257a3a90328557c452f0817d6cc50c89d315d4 $commit_sha4 05a4927951bcef347f51486575b878b2b60137f2 $commit_sha3 d000d30e6ddcfce3a8122c403226a2ce2fd04d9d $commit_sha2 43add6bd0c8c0bc871ac7991e0f5573cfba27804 $commit_sha1 EOF cat >expect_log_x <<EOF $commit_sha5 5th Notes on 5th commit $commit_sha4 4th New notes on 4th commit More notes on 4th commit $commit_sha3 3rd New notes on 3rd commit $commit_sha2 2nd New notes on 2nd commit $commit_sha1 1st Notes on 1st commit More notes on 1st commit EOF test_expect_success 'merge w into x => Non-conflicting history-less merge' ' git config core.notesRef refs/notes/x && git notes merge w && # Verify new state of notes on other notes ref (x) verify_notes x && # Also verify that nothing changed on other notes refs (y and w) verify_notes y && verify_notes w ' test_done