From c5119dcf493a7b13b6a3e586e8d771a9e1d4975e Mon Sep 17 00:00:00 2001 From: Michael Haggerty Date: Tue, 7 Jun 2016 12:29:02 +0200 Subject: [PATCH] t1404: add more tests of update-ref error handling Some of the error messages will be improved in subsequent commits. Signed-off-by: Michael Haggerty Signed-off-by: Junio C Hamano --- t/t1404-update-ref-errors.sh | 221 ++++++++++++++++++++++++++++++++++- 1 file changed, 219 insertions(+), 2 deletions(-) diff --git a/t/t1404-update-ref-errors.sh b/t/t1404-update-ref-errors.sh index 7cfeaa99ba..5234b41f14 100755 --- a/t/t1404-update-ref-errors.sh +++ b/t/t1404-update-ref-errors.sh @@ -39,8 +39,9 @@ test_expect_success 'setup' ' git commit --allow-empty -m Initial && C=$(git rev-parse HEAD) && git commit --allow-empty -m Second && - D=$(git rev-parse HEAD) - + D=$(git rev-parse HEAD) && + git commit --allow-empty -m Third && + E=$(git rev-parse HEAD) ' test_expect_success 'existing loose ref is a simple prefix of new' ' @@ -187,4 +188,220 @@ test_expect_success 'empty directory should not fool 1-arg delete' ' git update-ref --stdin ' +# Test various errors when reading the old values of references... + +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 + EOF + printf "%s\n" "update $prefix/foo $E $D" | + test_must_fail git update-ref --stdin 2>output.err && + test_cmp expected output.err +' + +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 + EOF + printf "%s\n" "update $prefix/foo $E $D" | + test_must_fail git update-ref --stdin 2>output.err && + test_cmp expected output.err +' + +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 + EOF + printf "%s\n" "create $prefix/foo $E" | + test_must_fail git update-ref --stdin 2>output.err && + test_cmp expected output.err +' + +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 + EOF + printf "%s\n" "delete $prefix/foo $D" | + test_must_fail git update-ref --stdin 2>output.err && + test_cmp expected output.err +' + +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/foo$Q: unable to resolve reference $Q$prefix/foo$Q + EOF + printf "%s\n" "update $prefix/symref $E $D" | + test_must_fail git update-ref --stdin 2>output.err && + test_cmp expected output.err +' + +test_expect_success 'incorrect old value blocks indirect update' ' + prefix=refs/incorrect-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 + EOF + printf "%s\n" "update $prefix/symref $E $D" | + test_must_fail git update-ref --stdin 2>output.err && + test_cmp expected output.err +' + +test_expect_success 'existing old value blocks indirect create' ' + prefix=refs/existing-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 + EOF + printf "%s\n" "create $prefix/symref $E" | + test_must_fail git update-ref --stdin 2>output.err && + test_cmp expected output.err +' + +test_expect_success 'incorrect old value blocks indirect delete' ' + prefix=refs/incorrect-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 + EOF + printf "%s\n" "delete $prefix/symref $D" | + test_must_fail git update-ref --stdin 2>output.err && + test_cmp expected output.err +' + +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$Q: can${Q}t resolve old value + EOF + printf "%s\n" "option no-deref" "update $prefix/symref $E $D" | + test_must_fail git update-ref --stdin 2>output.err && + test_cmp expected output.err +' + +test_expect_success 'incorrect old value blocks indirect no-deref update' ' + prefix=refs/incorrect-noderef-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 + EOF + printf "%s\n" "option no-deref" "update $prefix/symref $E $D" | + test_must_fail git update-ref --stdin 2>output.err && + test_cmp expected output.err +' + +test_expect_failure 'existing old value blocks indirect no-deref create' ' + prefix=refs/existing-noderef-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 + EOF + printf "%s\n" "option no-deref" "create $prefix/symref $E" | + test_must_fail git update-ref --stdin 2>output.err && + test_cmp expected output.err +' + +test_expect_success 'incorrect old value blocks indirect no-deref delete' ' + prefix=refs/incorrect-noderef-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 + EOF + printf "%s\n" "option no-deref" "delete $prefix/symref $D" | + test_must_fail git update-ref --stdin 2>output.err && + test_cmp expected output.err +' + +test_expect_success 'non-empty directory blocks create' ' + prefix=refs/ne-create && + mkdir -p .git/$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 + 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 + EOF + printf "%s\n" "update $prefix/foo $D $C" | + test_must_fail git update-ref --stdin 2>output.err && + test_cmp expected output.err +' + +test_expect_success 'broken reference blocks create' ' + prefix=refs/broken-create && + mkdir -p .git/$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 + 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 + 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' ' + 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/foo$Q: there is a non-empty directory $Q.git/$prefix/foo$Q blocking reference $Q$prefix/foo$Q + 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/foo$Q: unable to resolve reference $Q$prefix/foo$Q + 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' ' + 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/foo$Q: unable to resolve reference $Q$prefix/foo$Q: 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/foo$Q: unable to resolve reference $Q$prefix/foo$Q: 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_done