diff options
Diffstat (limited to 't/t1404-update-ref-errors.sh')
| -rwxr-xr-x | t/t1404-update-ref-errors.sh | 150 |
1 files changed, 83 insertions, 67 deletions
diff --git a/t/t1404-update-ref-errors.sh b/t/t1404-update-ref-errors.sh index 3a887b5113..b5606d93b5 100755 --- a/t/t1404-update-ref-errors.sh +++ b/t/t1404-update-ref-errors.sh @@ -1,6 +1,8 @@ #!/bin/sh test_description='Test git update-ref error handling' + +TEST_PASSES_SANITIZE_LEAK=true . ./test-lib.sh # Create some references, perhaps run pack-refs --all, then try to @@ -27,13 +29,11 @@ test_update_rejected () { fi && printf "create $prefix/%s $C\n" $create >input && test_must_fail git update-ref --stdin <input 2>output.err && - grep -F "$error" output.err && + test_i18ngrep -F "$error" output.err && git for-each-ref $prefix >actual && test_cmp unchanged actual } -Q="'" - # Test adding and deleting D/F-conflicting references in a single # transaction. df_test() { @@ -93,7 +93,7 @@ df_test() { delname="$delref" fi && cat >expected-err <<-EOF && - fatal: cannot lock ref $Q$addname$Q: $Q$delref$Q exists; cannot create $Q$addref$Q + fatal: cannot lock ref $SQ$addname$SQ: $SQ$delref$SQ exists; cannot create $SQ$addref$SQ EOF $pack && if $add_del @@ -123,7 +123,7 @@ test_expect_success 'existing loose ref is a simple prefix of new' ' prefix=refs/1l && test_update_rejected "a c e" false "b c/x d" \ - "$Q$prefix/c$Q exists; cannot create $Q$prefix/c/x$Q" + "$SQ$prefix/c$SQ exists; cannot create $SQ$prefix/c/x$SQ" ' @@ -131,7 +131,7 @@ test_expect_success 'existing packed ref is a simple prefix of new' ' prefix=refs/1p && test_update_rejected "a c e" true "b c/x d" \ - "$Q$prefix/c$Q exists; cannot create $Q$prefix/c/x$Q" + "$SQ$prefix/c$SQ exists; cannot create $SQ$prefix/c/x$SQ" ' @@ -139,7 +139,7 @@ test_expect_success 'existing loose ref is a deeper prefix of new' ' prefix=refs/2l && test_update_rejected "a c e" false "b c/x/y d" \ - "$Q$prefix/c$Q exists; cannot create $Q$prefix/c/x/y$Q" + "$SQ$prefix/c$SQ exists; cannot create $SQ$prefix/c/x/y$SQ" ' @@ -147,7 +147,7 @@ test_expect_success 'existing packed ref is a deeper prefix of new' ' prefix=refs/2p && test_update_rejected "a c e" true "b c/x/y d" \ - "$Q$prefix/c$Q exists; cannot create $Q$prefix/c/x/y$Q" + "$SQ$prefix/c$SQ exists; cannot create $SQ$prefix/c/x/y$SQ" ' @@ -155,7 +155,7 @@ test_expect_success 'new ref is a simple prefix of existing loose' ' prefix=refs/3l && test_update_rejected "a c/x e" false "b c d" \ - "$Q$prefix/c/x$Q exists; cannot create $Q$prefix/c$Q" + "$SQ$prefix/c/x$SQ exists; cannot create $SQ$prefix/c$SQ" ' @@ -163,7 +163,7 @@ test_expect_success 'new ref is a simple prefix of existing packed' ' prefix=refs/3p && test_update_rejected "a c/x e" true "b c d" \ - "$Q$prefix/c/x$Q exists; cannot create $Q$prefix/c$Q" + "$SQ$prefix/c/x$SQ exists; cannot create $SQ$prefix/c$SQ" ' @@ -171,7 +171,7 @@ test_expect_success 'new ref is a deeper prefix of existing loose' ' prefix=refs/4l && test_update_rejected "a c/x/y e" false "b c d" \ - "$Q$prefix/c/x/y$Q exists; cannot create $Q$prefix/c$Q" + "$SQ$prefix/c/x/y$SQ exists; cannot create $SQ$prefix/c$SQ" ' @@ -179,7 +179,7 @@ test_expect_success 'new ref is a deeper prefix of existing packed' ' prefix=refs/4p && test_update_rejected "a c/x/y e" true "b c d" \ - "$Q$prefix/c/x/y$Q exists; cannot create $Q$prefix/c$Q" + "$SQ$prefix/c/x/y$SQ exists; cannot create $SQ$prefix/c$SQ" ' @@ -187,11 +187,11 @@ test_expect_success 'one new ref is a simple prefix of another' ' prefix=refs/5 && test_update_rejected "a e" false "b c c/x d" \ - "cannot process $Q$prefix/c$Q and $Q$prefix/c/x$Q at the same time" + "cannot process $SQ$prefix/c$SQ and $SQ$prefix/c/x$SQ at the same time" ' -test_expect_success 'empty directory should not fool rev-parse' ' +test_expect_success REFFILES 'empty directory should not fool rev-parse' ' prefix=refs/e-rev-parse && git update-ref $prefix/foo $C && git pack-refs --all && @@ -201,7 +201,7 @@ test_expect_success 'empty directory should not fool rev-parse' ' test_cmp expected actual ' -test_expect_success 'empty directory should not fool for-each-ref' ' +test_expect_success REFFILES 'empty directory should not fool for-each-ref' ' prefix=refs/e-for-each-ref && git update-ref $prefix/foo $C && git for-each-ref $prefix >expected && @@ -211,14 +211,14 @@ test_expect_success 'empty directory should not fool for-each-ref' ' test_cmp expected actual ' -test_expect_success 'empty directory should not fool create' ' +test_expect_success REFFILES 'empty directory should not fool create' ' prefix=refs/e-create && mkdir -p .git/$prefix/foo/bar/baz && printf "create %s $C\n" $prefix/foo | git update-ref --stdin ' -test_expect_success 'empty directory should not fool verify' ' +test_expect_success REFFILES 'empty directory should not fool verify' ' prefix=refs/e-verify && git update-ref $prefix/foo $C && git pack-refs --all && @@ -227,7 +227,7 @@ test_expect_success 'empty directory should not fool verify' ' git update-ref --stdin ' -test_expect_success 'empty directory should not fool 1-arg update' ' +test_expect_success REFFILES 'empty directory should not fool 1-arg update' ' prefix=refs/e-update-1 && git update-ref $prefix/foo $C && git pack-refs --all && @@ -236,7 +236,7 @@ test_expect_success 'empty directory should not fool 1-arg update' ' git update-ref --stdin ' -test_expect_success 'empty directory should not fool 2-arg update' ' +test_expect_success REFFILES 'empty directory should not fool 2-arg update' ' prefix=refs/e-update-2 && git update-ref $prefix/foo $C && git pack-refs --all && @@ -245,7 +245,7 @@ test_expect_success 'empty directory should not fool 2-arg update' ' git update-ref --stdin ' -test_expect_success 'empty directory should not fool 0-arg delete' ' +test_expect_success REFFILES 'empty directory should not fool 0-arg delete' ' prefix=refs/e-delete-0 && git update-ref $prefix/foo $C && git pack-refs --all && @@ -254,7 +254,7 @@ test_expect_success 'empty directory should not fool 0-arg delete' ' git update-ref --stdin ' -test_expect_success 'empty directory should not fool 1-arg delete' ' +test_expect_success REFFILES 'empty directory should not fool 1-arg delete' ' prefix=refs/e-delete-1 && git update-ref $prefix/foo $C && git pack-refs --all && @@ -263,69 +263,69 @@ test_expect_success 'empty directory should not fool 1-arg delete' ' git update-ref --stdin ' -test_expect_success 'D/F conflict prevents add long + delete short' ' +test_expect_success REFFILES 'D/F conflict prevents add long + delete short' ' df_test refs/df-al-ds --add-del foo/bar foo ' -test_expect_success 'D/F conflict prevents add short + delete long' ' +test_expect_success REFFILES 'D/F conflict prevents add short + delete long' ' df_test refs/df-as-dl --add-del foo foo/bar ' -test_expect_success 'D/F conflict prevents delete long + add short' ' +test_expect_success REFFILES 'D/F conflict prevents delete long + add short' ' df_test refs/df-dl-as --del-add foo/bar foo ' -test_expect_success 'D/F conflict prevents delete short + add long' ' +test_expect_success REFFILES 'D/F conflict prevents delete short + add long' ' df_test refs/df-ds-al --del-add foo foo/bar ' -test_expect_success 'D/F conflict prevents add long + delete short packed' ' +test_expect_success REFFILES 'D/F conflict prevents add long + delete short packed' ' df_test refs/df-al-dsp --pack --add-del foo/bar foo ' -test_expect_success 'D/F conflict prevents add short + delete long packed' ' +test_expect_success REFFILES 'D/F conflict prevents add short + delete long packed' ' df_test refs/df-as-dlp --pack --add-del foo foo/bar ' -test_expect_success 'D/F conflict prevents delete long packed + add short' ' +test_expect_success REFFILES 'D/F conflict prevents delete long packed + add short' ' df_test refs/df-dlp-as --pack --del-add foo/bar foo ' -test_expect_success 'D/F conflict prevents delete short packed + add long' ' +test_expect_success REFFILES 'D/F conflict prevents delete short packed + add long' ' df_test refs/df-dsp-al --pack --del-add foo foo/bar ' # Try some combinations involving symbolic refs... -test_expect_success 'D/F conflict prevents indirect add long + delete short' ' +test_expect_success REFFILES 'D/F conflict prevents indirect add long + delete short' ' df_test refs/df-ial-ds --sym-add --add-del foo/bar foo ' -test_expect_success 'D/F conflict prevents indirect add long + indirect delete short' ' +test_expect_success REFFILES 'D/F conflict prevents indirect add long + indirect delete short' ' df_test refs/df-ial-ids --sym-add --sym-del --add-del foo/bar foo ' -test_expect_success 'D/F conflict prevents indirect add short + indirect delete long' ' +test_expect_success REFFILES 'D/F conflict prevents indirect add short + indirect delete long' ' df_test refs/df-ias-idl --sym-add --sym-del --add-del foo foo/bar ' -test_expect_success 'D/F conflict prevents indirect delete long + indirect add short' ' +test_expect_success REFFILES 'D/F conflict prevents indirect delete long + indirect add short' ' df_test refs/df-idl-ias --sym-add --sym-del --del-add foo/bar foo ' -test_expect_success 'D/F conflict prevents indirect add long + delete short packed' ' +test_expect_success REFFILES 'D/F conflict prevents indirect add long + delete short packed' ' df_test refs/df-ial-dsp --sym-add --pack --add-del foo/bar foo ' -test_expect_success 'D/F conflict prevents indirect add long + indirect delete short packed' ' +test_expect_success REFFILES 'D/F conflict prevents indirect add long + indirect delete short packed' ' df_test refs/df-ial-idsp --sym-add --sym-del --pack --add-del foo/bar foo ' -test_expect_success 'D/F conflict prevents add long + indirect delete short packed' ' +test_expect_success REFFILES 'D/F conflict prevents add long + indirect delete short packed' ' df_test refs/df-al-idsp --sym-del --pack --add-del foo/bar foo ' -test_expect_success 'D/F conflict prevents indirect delete long packed + indirect add short' ' +test_expect_success REFFILES 'D/F conflict prevents indirect delete long packed + indirect add short' ' df_test refs/df-idlp-ias --sym-add --sym-del --pack --del-add foo/bar foo ' @@ -334,7 +334,7 @@ test_expect_success 'D/F conflict prevents indirect delete long packed + indirec test_expect_success 'missing old value blocks update' ' prefix=refs/missing-update && cat >expected <<-EOF && - fatal: cannot lock ref $Q$prefix/foo$Q: unable to resolve reference $Q$prefix/foo$Q + fatal: cannot lock ref $SQ$prefix/foo$SQ: unable to resolve reference $SQ$prefix/foo$SQ EOF printf "%s\n" "update $prefix/foo $E $D" | test_must_fail git update-ref --stdin 2>output.err && @@ -345,7 +345,7 @@ test_expect_success 'incorrect old value blocks update' ' prefix=refs/incorrect-update && git update-ref $prefix/foo $C && cat >expected <<-EOF && - fatal: cannot lock ref $Q$prefix/foo$Q: is at $C but expected $D + fatal: cannot lock ref $SQ$prefix/foo$SQ: is at $C but expected $D EOF printf "%s\n" "update $prefix/foo $E $D" | test_must_fail git update-ref --stdin 2>output.err && @@ -356,7 +356,7 @@ test_expect_success 'existing old value blocks create' ' prefix=refs/existing-create && git update-ref $prefix/foo $C && cat >expected <<-EOF && - fatal: cannot lock ref $Q$prefix/foo$Q: reference already exists + fatal: cannot lock ref $SQ$prefix/foo$SQ: reference already exists EOF printf "%s\n" "create $prefix/foo $E" | test_must_fail git update-ref --stdin 2>output.err && @@ -367,7 +367,7 @@ test_expect_success 'incorrect old value blocks delete' ' prefix=refs/incorrect-delete && git update-ref $prefix/foo $C && cat >expected <<-EOF && - fatal: cannot lock ref $Q$prefix/foo$Q: is at $C but expected $D + fatal: cannot lock ref $SQ$prefix/foo$SQ: is at $C but expected $D EOF printf "%s\n" "delete $prefix/foo $D" | test_must_fail git update-ref --stdin 2>output.err && @@ -378,7 +378,7 @@ test_expect_success 'missing old value blocks indirect update' ' prefix=refs/missing-indirect-update && git symbolic-ref $prefix/symref $prefix/foo && cat >expected <<-EOF && - fatal: cannot lock ref $Q$prefix/symref$Q: unable to resolve reference $Q$prefix/foo$Q + fatal: cannot lock ref $SQ$prefix/symref$SQ: unable to resolve reference $SQ$prefix/foo$SQ EOF printf "%s\n" "update $prefix/symref $E $D" | test_must_fail git update-ref --stdin 2>output.err && @@ -390,7 +390,7 @@ test_expect_success 'incorrect old value blocks indirect update' ' git symbolic-ref $prefix/symref $prefix/foo && git update-ref $prefix/foo $C && cat >expected <<-EOF && - fatal: cannot lock ref $Q$prefix/symref$Q: is at $C but expected $D + fatal: cannot lock ref $SQ$prefix/symref$SQ: is at $C but expected $D EOF printf "%s\n" "update $prefix/symref $E $D" | test_must_fail git update-ref --stdin 2>output.err && @@ -402,7 +402,7 @@ test_expect_success 'existing old value blocks indirect create' ' git symbolic-ref $prefix/symref $prefix/foo && git update-ref $prefix/foo $C && cat >expected <<-EOF && - fatal: cannot lock ref $Q$prefix/symref$Q: reference already exists + fatal: cannot lock ref $SQ$prefix/symref$SQ: reference already exists EOF printf "%s\n" "create $prefix/symref $E" | test_must_fail git update-ref --stdin 2>output.err && @@ -414,7 +414,7 @@ test_expect_success 'incorrect old value blocks indirect delete' ' git symbolic-ref $prefix/symref $prefix/foo && git update-ref $prefix/foo $C && cat >expected <<-EOF && - fatal: cannot lock ref $Q$prefix/symref$Q: is at $C but expected $D + fatal: cannot lock ref $SQ$prefix/symref$SQ: is at $C but expected $D EOF printf "%s\n" "delete $prefix/symref $D" | test_must_fail git update-ref --stdin 2>output.err && @@ -425,7 +425,7 @@ test_expect_success 'missing old value blocks indirect no-deref update' ' prefix=refs/missing-noderef-update && git symbolic-ref $prefix/symref $prefix/foo && cat >expected <<-EOF && - fatal: cannot lock ref $Q$prefix/symref$Q: reference is missing but expected $D + fatal: cannot lock ref $SQ$prefix/symref$SQ: reference is missing but expected $D EOF printf "%s\n" "option no-deref" "update $prefix/symref $E $D" | test_must_fail git update-ref --stdin 2>output.err && @@ -437,7 +437,7 @@ test_expect_success 'incorrect old value blocks indirect no-deref update' ' git symbolic-ref $prefix/symref $prefix/foo && git update-ref $prefix/foo $C && cat >expected <<-EOF && - fatal: cannot lock ref $Q$prefix/symref$Q: is at $C but expected $D + fatal: cannot lock ref $SQ$prefix/symref$SQ: is at $C but expected $D EOF printf "%s\n" "option no-deref" "update $prefix/symref $E $D" | test_must_fail git update-ref --stdin 2>output.err && @@ -449,7 +449,7 @@ test_expect_success 'existing old value blocks indirect no-deref create' ' git symbolic-ref $prefix/symref $prefix/foo && git update-ref $prefix/foo $C && cat >expected <<-EOF && - fatal: cannot lock ref $Q$prefix/symref$Q: reference already exists + fatal: cannot lock ref $SQ$prefix/symref$SQ: reference already exists EOF printf "%s\n" "option no-deref" "create $prefix/symref $E" | test_must_fail git update-ref --stdin 2>output.err && @@ -461,91 +461,91 @@ test_expect_success 'incorrect old value blocks indirect no-deref delete' ' git symbolic-ref $prefix/symref $prefix/foo && git update-ref $prefix/foo $C && cat >expected <<-EOF && - fatal: cannot lock ref $Q$prefix/symref$Q: is at $C but expected $D + fatal: cannot lock ref $SQ$prefix/symref$SQ: is at $C but expected $D EOF printf "%s\n" "option no-deref" "delete $prefix/symref $D" | test_must_fail git update-ref --stdin 2>output.err && test_cmp expected output.err ' -test_expect_success 'non-empty directory blocks create' ' +test_expect_success REFFILES 'non-empty directory blocks create' ' prefix=refs/ne-create && mkdir -p .git/$prefix/foo/bar && : >.git/$prefix/foo/bar/baz.lock && test_when_finished "rm -f .git/$prefix/foo/bar/baz.lock" && cat >expected <<-EOF && - fatal: cannot lock ref $Q$prefix/foo$Q: there is a non-empty directory $Q.git/$prefix/foo$Q blocking reference $Q$prefix/foo$Q + fatal: cannot lock ref $SQ$prefix/foo$SQ: there is a non-empty directory $SQ.git/$prefix/foo$SQ blocking reference $SQ$prefix/foo$SQ EOF printf "%s\n" "update $prefix/foo $C" | test_must_fail git update-ref --stdin 2>output.err && test_cmp expected output.err && cat >expected <<-EOF && - fatal: cannot lock ref $Q$prefix/foo$Q: unable to resolve reference $Q$prefix/foo$Q + fatal: cannot lock ref $SQ$prefix/foo$SQ: unable to resolve reference $SQ$prefix/foo$SQ EOF printf "%s\n" "update $prefix/foo $D $C" | test_must_fail git update-ref --stdin 2>output.err && test_cmp expected output.err ' -test_expect_success 'broken reference blocks create' ' +test_expect_success REFFILES 'broken reference blocks create' ' prefix=refs/broken-create && mkdir -p .git/$prefix && echo "gobbledigook" >.git/$prefix/foo && test_when_finished "rm -f .git/$prefix/foo" && cat >expected <<-EOF && - fatal: cannot lock ref $Q$prefix/foo$Q: unable to resolve reference $Q$prefix/foo$Q: reference broken + fatal: cannot lock ref $SQ$prefix/foo$SQ: unable to resolve reference $SQ$prefix/foo$SQ: reference broken EOF printf "%s\n" "update $prefix/foo $C" | test_must_fail git update-ref --stdin 2>output.err && test_cmp expected output.err && cat >expected <<-EOF && - fatal: cannot lock ref $Q$prefix/foo$Q: unable to resolve reference $Q$prefix/foo$Q: reference broken + fatal: cannot lock ref $SQ$prefix/foo$SQ: unable to resolve reference $SQ$prefix/foo$SQ: reference broken EOF printf "%s\n" "update $prefix/foo $D $C" | test_must_fail git update-ref --stdin 2>output.err && test_cmp expected output.err ' -test_expect_success 'non-empty directory blocks indirect create' ' +test_expect_success REFFILES 'non-empty directory blocks indirect create' ' prefix=refs/ne-indirect-create && git symbolic-ref $prefix/symref $prefix/foo && mkdir -p .git/$prefix/foo/bar && : >.git/$prefix/foo/bar/baz.lock && test_when_finished "rm -f .git/$prefix/foo/bar/baz.lock" && cat >expected <<-EOF && - fatal: cannot lock ref $Q$prefix/symref$Q: there is a non-empty directory $Q.git/$prefix/foo$Q blocking reference $Q$prefix/foo$Q + fatal: cannot lock ref $SQ$prefix/symref$SQ: there is a non-empty directory $SQ.git/$prefix/foo$SQ blocking reference $SQ$prefix/foo$SQ EOF printf "%s\n" "update $prefix/symref $C" | test_must_fail git update-ref --stdin 2>output.err && test_cmp expected output.err && cat >expected <<-EOF && - fatal: cannot lock ref $Q$prefix/symref$Q: unable to resolve reference $Q$prefix/foo$Q + fatal: cannot lock ref $SQ$prefix/symref$SQ: unable to resolve reference $SQ$prefix/foo$SQ EOF printf "%s\n" "update $prefix/symref $D $C" | test_must_fail git update-ref --stdin 2>output.err && test_cmp expected output.err ' -test_expect_success 'broken reference blocks indirect create' ' +test_expect_success REFFILES 'broken reference blocks indirect create' ' prefix=refs/broken-indirect-create && git symbolic-ref $prefix/symref $prefix/foo && echo "gobbledigook" >.git/$prefix/foo && test_when_finished "rm -f .git/$prefix/foo" && cat >expected <<-EOF && - fatal: cannot lock ref $Q$prefix/symref$Q: unable to resolve reference $Q$prefix/foo$Q: reference broken + fatal: cannot lock ref $SQ$prefix/symref$SQ: unable to resolve reference $SQ$prefix/foo$SQ: reference broken EOF printf "%s\n" "update $prefix/symref $C" | test_must_fail git update-ref --stdin 2>output.err && test_cmp expected output.err && cat >expected <<-EOF && - fatal: cannot lock ref $Q$prefix/symref$Q: unable to resolve reference $Q$prefix/foo$Q: reference broken + fatal: cannot lock ref $SQ$prefix/symref$SQ: unable to resolve reference $SQ$prefix/foo$SQ: reference broken EOF printf "%s\n" "update $prefix/symref $D $C" | test_must_fail git update-ref --stdin 2>output.err && test_cmp expected output.err ' -test_expect_success 'no bogus intermediate values during delete' ' +test_expect_success REFFILES 'no bogus intermediate values during delete' ' prefix=refs/slow-transaction && # Set up a reference with differing loose and packed versions: git update-ref $prefix/foo $C && @@ -559,9 +559,9 @@ test_expect_success 'no bogus intermediate values during delete' ' { # Note: the following command is intentionally run in the # background. We increase the timeout so that `update-ref` - # attempts to acquire the `packed-refs` lock for longer than - # it takes for us to do the check then delete it: - git -c core.packedrefstimeout=3000 update-ref -d $prefix/foo & + # attempts to acquire the `packed-refs` lock for much longer + # than it takes for us to do the check then delete it: + git -c core.packedrefstimeout=30000 update-ref -d $prefix/foo & } && pid2=$! && # Give update-ref plenty of time to get to the point where it tries @@ -602,7 +602,7 @@ test_expect_success 'no bogus intermediate values during delete' ' test_must_fail git rev-parse --verify --quiet $prefix/foo ' -test_expect_success 'delete fails cleanly if packed-refs file is locked' ' +test_expect_success REFFILES 'delete fails cleanly if packed-refs file is locked' ' prefix=refs/locked-packed-refs && # Set up a reference with differing loose and packed versions: git update-ref $prefix/foo $C && @@ -614,7 +614,23 @@ test_expect_success 'delete fails cleanly if packed-refs file is locked' ' test_when_finished "rm -f .git/packed-refs.lock" && test_must_fail git update-ref -d $prefix/foo >out 2>err && git for-each-ref $prefix >actual && - test_i18ngrep "Unable to create $Q.*packed-refs.lock$Q: File exists" err && + test_i18ngrep "Unable to create $SQ.*packed-refs.lock$SQ: " err && + test_cmp unchanged actual +' + +test_expect_success REFFILES 'delete fails cleanly if packed-refs.new write fails' ' + # Setup and expectations are similar to the test above. + prefix=refs/failed-packed-refs && + git update-ref $prefix/foo $C && + git pack-refs --all && + git update-ref $prefix/foo $D && + git for-each-ref $prefix >unchanged && + # This should not happen in practice, but it is an easy way to get a + # reliable error (we open with create_tempfile(), which uses O_EXCL). + : >.git/packed-refs.new && + test_when_finished "rm -f .git/packed-refs.new" && + test_must_fail git update-ref -d $prefix/foo && + git for-each-ref $prefix >actual && test_cmp unchanged actual ' |
