#!/bin/sh test_description='Test handling of ref names that check-ref-format rejects' GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME . ./test-lib.sh test_expect_success setup ' test_commit one && test_commit two ' test_expect_success 'fast-import: fail on invalid branch name ".badbranchname"' ' test_when_finished "rm -f .git/objects/pack_* .git/objects/index_*" && cat >input <<-INPUT_END && commit .badbranchname committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE data <<COMMIT corrupt COMMIT from refs/heads/main INPUT_END test_must_fail git fast-import <input ' test_expect_success 'fast-import: fail on invalid branch name "bad[branch]name"' ' test_when_finished "rm -f .git/objects/pack_* .git/objects/index_*" && cat >input <<-INPUT_END && commit bad[branch]name committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE data <<COMMIT corrupt COMMIT from refs/heads/main INPUT_END test_must_fail git fast-import <input ' test_expect_success 'git branch shows badly named ref as warning' ' cp .git/refs/heads/main .git/refs/heads/broken...ref && test_when_finished "rm -f .git/refs/heads/broken...ref" && git branch >output 2>error && test_i18ngrep -e "ignoring ref with broken name refs/heads/broken\.\.\.ref" error && ! grep -e "broken\.\.\.ref" output ' test_expect_success 'branch -d can delete badly named ref' ' cp .git/refs/heads/main .git/refs/heads/broken...ref && test_when_finished "rm -f .git/refs/heads/broken...ref" && git branch -d broken...ref && git branch >output 2>error && ! grep -e "broken\.\.\.ref" error && ! grep -e "broken\.\.\.ref" output ' test_expect_success 'branch -D can delete badly named ref' ' cp .git/refs/heads/main .git/refs/heads/broken...ref && test_when_finished "rm -f .git/refs/heads/broken...ref" && git branch -D broken...ref && git branch >output 2>error && ! grep -e "broken\.\.\.ref" error && ! grep -e "broken\.\.\.ref" output ' test_expect_success 'branch -D cannot delete non-ref in .git dir' ' echo precious >.git/my-private-file && echo precious >expect && test_must_fail git branch -D ../../my-private-file && test_cmp expect .git/my-private-file ' test_expect_success 'branch -D cannot delete ref in .git dir' ' git rev-parse HEAD >.git/my-private-file && git rev-parse HEAD >expect && git branch foo/legit && test_must_fail git branch -D foo////./././../../../my-private-file && test_cmp expect .git/my-private-file ' test_expect_success 'branch -D cannot delete absolute path' ' git branch -f extra && test_must_fail git branch -D "$(pwd)/.git/refs/heads/extra" && test_cmp_rev HEAD extra ' test_expect_success 'git branch cannot create a badly named ref' ' test_when_finished "rm -f .git/refs/heads/broken...ref" && test_must_fail git branch broken...ref && git branch >output 2>error && ! grep -e "broken\.\.\.ref" error && ! grep -e "broken\.\.\.ref" output ' test_expect_success 'branch -m cannot rename to a bad ref name' ' test_when_finished "rm -f .git/refs/heads/broken...ref" && test_might_fail git branch -D goodref && git branch goodref && test_must_fail git branch -m goodref broken...ref && test_cmp_rev main goodref && git branch >output 2>error && ! grep -e "broken\.\.\.ref" error && ! grep -e "broken\.\.\.ref" output ' test_expect_failure 'branch -m can rename from a bad ref name' ' cp .git/refs/heads/main .git/refs/heads/broken...ref && test_when_finished "rm -f .git/refs/heads/broken...ref" && git branch -m broken...ref renamed && test_cmp_rev main renamed && git branch >output 2>error && ! grep -e "broken\.\.\.ref" error && ! grep -e "broken\.\.\.ref" output ' test_expect_success 'push cannot create a badly named ref' ' test_when_finished "rm -f .git/refs/heads/broken...ref" && test_must_fail git push "file://$(pwd)" HEAD:refs/heads/broken...ref && git branch >output 2>error && ! grep -e "broken\.\.\.ref" error && ! grep -e "broken\.\.\.ref" output ' test_expect_failure 'push --mirror can delete badly named ref' ' top=$(pwd) && git init src && git init dest && ( cd src && test_commit one ) && ( cd dest && test_commit two && git checkout --detach && cp .git/refs/heads/main .git/refs/heads/broken...ref ) && git -C src push --mirror "file://$top/dest" && git -C dest branch >output 2>error && ! grep -e "broken\.\.\.ref" error && ! grep -e "broken\.\.\.ref" output ' test_expect_success 'rev-parse skips symref pointing to broken name' ' test_when_finished "rm -f .git/refs/heads/broken...ref" && git branch shadow one && cp .git/refs/heads/main .git/refs/heads/broken...ref && printf "ref: refs/heads/broken...ref\n" >.git/refs/tags/shadow && test_when_finished "rm -f .git/refs/tags/shadow" && git rev-parse --verify one >expect && git rev-parse --verify shadow >actual 2>err && test_cmp expect actual && test_i18ngrep "ignoring dangling symref refs/tags/shadow" err ' test_expect_success 'for-each-ref emits warnings for broken names' ' cp .git/refs/heads/main .git/refs/heads/broken...ref && test_when_finished "rm -f .git/refs/heads/broken...ref" && printf "ref: refs/heads/broken...ref\n" >.git/refs/heads/badname && test_when_finished "rm -f .git/refs/heads/badname" && printf "ref: refs/heads/main\n" >.git/refs/heads/broken...symref && test_when_finished "rm -f .git/refs/heads/broken...symref" && git for-each-ref >output 2>error && ! grep -e "broken\.\.\.ref" output && ! grep -e "badname" output && ! grep -e "broken\.\.\.symref" output && test_i18ngrep "ignoring ref with broken name refs/heads/broken\.\.\.ref" error && test_i18ngrep "ignoring broken ref refs/heads/badname" error && test_i18ngrep "ignoring ref with broken name refs/heads/broken\.\.\.symref" error ' test_expect_success 'update-ref -d can delete broken name' ' cp .git/refs/heads/main .git/refs/heads/broken...ref && test_when_finished "rm -f .git/refs/heads/broken...ref" && git update-ref -d refs/heads/broken...ref >output 2>error && test_must_be_empty output && test_must_be_empty error && git branch >output 2>error && ! grep -e "broken\.\.\.ref" error && ! grep -e "broken\.\.\.ref" output ' test_expect_success 'branch -d can delete broken name' ' cp .git/refs/heads/main .git/refs/heads/broken...ref && test_when_finished "rm -f .git/refs/heads/broken...ref" && git branch -d broken...ref >output 2>error && test_i18ngrep "Deleted branch broken...ref (was broken)" output && test_must_be_empty error && git branch >output 2>error && ! grep -e "broken\.\.\.ref" error && ! grep -e "broken\.\.\.ref" output ' test_expect_success 'update-ref --no-deref -d can delete symref to broken name' ' cp .git/refs/heads/main .git/refs/heads/broken...ref && test_when_finished "rm -f .git/refs/heads/broken...ref" && printf "ref: refs/heads/broken...ref\n" >.git/refs/heads/badname && test_when_finished "rm -f .git/refs/heads/badname" && git update-ref --no-deref -d refs/heads/badname >output 2>error && test_path_is_missing .git/refs/heads/badname && test_must_be_empty output && test_must_be_empty error ' test_expect_success 'branch -d can delete symref to broken name' ' cp .git/refs/heads/main .git/refs/heads/broken...ref && test_when_finished "rm -f .git/refs/heads/broken...ref" && printf "ref: refs/heads/broken...ref\n" >.git/refs/heads/badname && test_when_finished "rm -f .git/refs/heads/badname" && git branch -d badname >output 2>error && test_path_is_missing .git/refs/heads/badname && test_i18ngrep "Deleted branch badname (was refs/heads/broken\.\.\.ref)" output && test_must_be_empty error ' test_expect_success 'update-ref --no-deref -d can delete dangling symref to broken name' ' printf "ref: refs/heads/broken...ref\n" >.git/refs/heads/badname && test_when_finished "rm -f .git/refs/heads/badname" && git update-ref --no-deref -d refs/heads/badname >output 2>error && test_path_is_missing .git/refs/heads/badname && test_must_be_empty output && test_must_be_empty error ' test_expect_success 'branch -d can delete dangling symref to broken name' ' printf "ref: refs/heads/broken...ref\n" >.git/refs/heads/badname && test_when_finished "rm -f .git/refs/heads/badname" && git branch -d badname >output 2>error && test_path_is_missing .git/refs/heads/badname && test_i18ngrep "Deleted branch badname (was refs/heads/broken\.\.\.ref)" output && test_must_be_empty error ' test_expect_success 'update-ref -d can delete broken name through symref' ' cp .git/refs/heads/main .git/refs/heads/broken...ref && test_when_finished "rm -f .git/refs/heads/broken...ref" && printf "ref: refs/heads/broken...ref\n" >.git/refs/heads/badname && test_when_finished "rm -f .git/refs/heads/badname" && git update-ref -d refs/heads/badname >output 2>error && test_path_is_missing .git/refs/heads/broken...ref && test_must_be_empty output && test_must_be_empty error ' test_expect_success 'update-ref --no-deref -d can delete symref with broken name' ' printf "ref: refs/heads/main\n" >.git/refs/heads/broken...symref && test_when_finished "rm -f .git/refs/heads/broken...symref" && git update-ref --no-deref -d refs/heads/broken...symref >output 2>error && test_path_is_missing .git/refs/heads/broken...symref && test_must_be_empty output && test_must_be_empty error ' test_expect_success 'branch -d can delete symref with broken name' ' printf "ref: refs/heads/main\n" >.git/refs/heads/broken...symref && test_when_finished "rm -f .git/refs/heads/broken...symref" && git branch -d broken...symref >output 2>error && test_path_is_missing .git/refs/heads/broken...symref && test_i18ngrep "Deleted branch broken...symref (was refs/heads/main)" output && test_must_be_empty error ' test_expect_success 'update-ref --no-deref -d can delete dangling symref with broken name' ' printf "ref: refs/heads/idonotexist\n" >.git/refs/heads/broken...symref && test_when_finished "rm -f .git/refs/heads/broken...symref" && git update-ref --no-deref -d refs/heads/broken...symref >output 2>error && test_path_is_missing .git/refs/heads/broken...symref && test_must_be_empty output && test_must_be_empty error ' test_expect_success 'branch -d can delete dangling symref with broken name' ' printf "ref: refs/heads/idonotexist\n" >.git/refs/heads/broken...symref && test_when_finished "rm -f .git/refs/heads/broken...symref" && git branch -d broken...symref >output 2>error && test_path_is_missing .git/refs/heads/broken...symref && test_i18ngrep "Deleted branch broken...symref (was refs/heads/idonotexist)" output && test_must_be_empty error ' test_expect_success 'update-ref -d cannot delete non-ref in .git dir' ' echo precious >.git/my-private-file && echo precious >expect && test_must_fail git update-ref -d my-private-file >output 2>error && test_must_be_empty output && test_i18ngrep -e "refusing to update ref with bad name" error && test_cmp expect .git/my-private-file ' test_expect_success 'update-ref -d cannot delete absolute path' ' git branch -f extra && test_must_fail git update-ref -d "$(pwd)/.git/refs/heads/extra" && test_cmp_rev HEAD extra ' test_expect_success 'update-ref --stdin fails create with bad ref name' ' echo "create ~a refs/heads/main" >stdin && test_must_fail git update-ref --stdin <stdin 2>err && grep "fatal: invalid ref format: ~a" err ' test_expect_success 'update-ref --stdin fails update with bad ref name' ' echo "update ~a refs/heads/main" >stdin && test_must_fail git update-ref --stdin <stdin 2>err && grep "fatal: invalid ref format: ~a" err ' test_expect_success 'update-ref --stdin fails delete with bad ref name' ' echo "delete ~a refs/heads/main" >stdin && test_must_fail git update-ref --stdin <stdin 2>err && grep "fatal: invalid ref format: ~a" err ' test_expect_success 'update-ref --stdin -z fails create with bad ref name' ' printf "%s\0" "create ~a " refs/heads/main >stdin && test_must_fail git update-ref -z --stdin <stdin 2>err && grep "fatal: invalid ref format: ~a " err ' test_expect_success 'update-ref --stdin -z fails update with bad ref name' ' printf "%s\0" "update ~a" refs/heads/main "" >stdin && test_must_fail git update-ref -z --stdin <stdin 2>err && grep "fatal: invalid ref format: ~a" err ' test_expect_success 'update-ref --stdin -z fails delete with bad ref name' ' printf "%s\0" "delete ~a" refs/heads/main >stdin && test_must_fail git update-ref -z --stdin <stdin 2>err && grep "fatal: invalid ref format: ~a" err ' test_expect_success 'branch rejects HEAD as a branch name' ' test_must_fail git branch HEAD HEAD^ && test_must_fail git show-ref refs/heads/HEAD ' test_expect_success 'checkout -b rejects HEAD as a branch name' ' test_must_fail git checkout -B HEAD HEAD^ && test_must_fail git show-ref refs/heads/HEAD ' test_expect_success 'update-ref can operate on refs/heads/HEAD' ' git update-ref refs/heads/HEAD HEAD^ && git show-ref refs/heads/HEAD && git update-ref -d refs/heads/HEAD && test_must_fail git show-ref refs/heads/HEAD ' test_expect_success 'branch -d can remove refs/heads/HEAD' ' git update-ref refs/heads/HEAD HEAD^ && git branch -d HEAD && test_must_fail git show-ref refs/heads/HEAD ' test_expect_success 'branch -m can rename refs/heads/HEAD' ' git update-ref refs/heads/HEAD HEAD^ && git branch -m HEAD tail && test_must_fail git show-ref refs/heads/HEAD && git show-ref refs/heads/tail ' test_expect_success 'branch -d can remove refs/heads/-dash' ' git update-ref refs/heads/-dash HEAD^ && git branch -d -- -dash && test_must_fail git show-ref refs/heads/-dash ' test_expect_success 'branch -m can rename refs/heads/-dash' ' git update-ref refs/heads/-dash HEAD^ && git branch -m -- -dash dash && test_must_fail git show-ref refs/heads/-dash && git show-ref refs/heads/dash ' test_done