| #!/bin/sh |
| |
| test_description='interpreting exotic branch name arguments |
| |
| Branch name arguments are usually names which are taken to be inside of |
| refs/heads/, but we interpret some magic syntax like @{-1}, @{upstream}, etc. |
| This script aims to check the behavior of those corner cases. |
| ' |
| GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main |
| export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME |
| |
| TEST_PASSES_SANITIZE_LEAK=true |
| . ./test-lib.sh |
| |
| expect_branch() { |
| git log -1 --format=%s "$1" >actual && |
| echo "$2" >expect && |
| test_cmp expect actual |
| } |
| |
| expect_deleted() { |
| test_must_fail git rev-parse --verify "$1" |
| } |
| |
| test_expect_success 'set up repo' ' |
| test_commit one && |
| test_commit two && |
| git remote add origin foo.git |
| ' |
| |
| test_expect_success 'update branch via @{-1}' ' |
| git branch previous one && |
| |
| git checkout previous && |
| git checkout main && |
| |
| git branch -f @{-1} two && |
| expect_branch previous two |
| ' |
| |
| test_expect_success 'update branch via local @{upstream}' ' |
| git branch local one && |
| git branch --set-upstream-to=local && |
| |
| git branch -f @{upstream} two && |
| expect_branch local two |
| ' |
| |
| test_expect_success 'disallow updating branch via remote @{upstream}' ' |
| git update-ref refs/remotes/origin/remote one && |
| git branch --set-upstream-to=origin/remote && |
| |
| test_must_fail git branch -f @{upstream} two |
| ' |
| |
| test_expect_success 'create branch with pseudo-qualified name' ' |
| git branch refs/heads/qualified two && |
| expect_branch refs/heads/refs/heads/qualified two |
| ' |
| |
| test_expect_success 'force-copy a branch to itself via @{-1} is no-op' ' |
| git branch -t copiable main && |
| git checkout copiable && |
| git checkout - && |
| git branch -C @{-1} copiable && |
| git config --get-all branch.copiable.merge >actual && |
| echo refs/heads/main >expect && |
| test_cmp expect actual |
| ' |
| |
| test_expect_success 'delete branch via @{-1}' ' |
| git branch previous-del && |
| |
| git checkout previous-del && |
| git checkout main && |
| |
| git branch -D @{-1} && |
| expect_deleted previous-del |
| ' |
| |
| test_expect_success 'delete branch via local @{upstream}' ' |
| git branch local-del && |
| git branch --set-upstream-to=local-del && |
| |
| git branch -D @{upstream} && |
| expect_deleted local-del |
| ' |
| |
| test_expect_success 'delete branch via remote @{upstream}' ' |
| git update-ref refs/remotes/origin/remote-del two && |
| git branch --set-upstream-to=origin/remote-del && |
| |
| git branch -r -D @{upstream} && |
| expect_deleted origin/remote-del |
| ' |
| |
| # Note that we create two oddly named local branches here. We want to make |
| # sure that we do not accidentally delete either of them, even if |
| # shorten_unambiguous_ref() tweaks the name to avoid ambiguity. |
| test_expect_success 'delete @{upstream} expansion matches -r option' ' |
| git update-ref refs/remotes/origin/remote-del two && |
| git branch --set-upstream-to=origin/remote-del && |
| git update-ref refs/heads/origin/remote-del two && |
| git update-ref refs/heads/remotes/origin/remote-del two && |
| |
| test_must_fail git branch -D @{upstream} && |
| expect_branch refs/heads/origin/remote-del two && |
| expect_branch refs/heads/remotes/origin/remote-del two |
| ' |
| |
| test_expect_success 'disallow deleting remote branch via @{-1}' ' |
| git update-ref refs/remotes/origin/previous one && |
| |
| git checkout -b origin/previous two && |
| git checkout main && |
| |
| test_must_fail git branch -r -D @{-1} && |
| expect_branch refs/remotes/origin/previous one && |
| expect_branch refs/heads/origin/previous two |
| ' |
| |
| # The thing we are testing here is that "@" is the real branch refs/heads/@, |
| # and not refs/heads/HEAD. These tests should not imply that refs/heads/@ is a |
| # sane thing, but it _is_ technically allowed for now. If we disallow it, these |
| # can be switched to test_must_fail. |
| test_expect_success 'create branch named "@"' ' |
| git branch -f @ one && |
| expect_branch refs/heads/@ one |
| ' |
| |
| test_expect_success 'delete branch named "@"' ' |
| git update-ref refs/heads/@ two && |
| git branch -D @ && |
| expect_deleted refs/heads/@ |
| ' |
| |
| test_expect_success 'checkout does not treat remote @{upstream} as a branch' ' |
| git update-ref refs/remotes/origin/checkout one && |
| git branch --set-upstream-to=origin/checkout && |
| git update-ref refs/heads/origin/checkout two && |
| git update-ref refs/heads/remotes/origin/checkout two && |
| |
| git checkout @{upstream} && |
| expect_branch HEAD one |
| ' |
| |
| test_expect_success 'edit-description via @{-1}' ' |
| git checkout -b desc-branch && |
| git checkout -b non-desc-branch && |
| write_script editor <<-\EOF && |
| echo "Branch description" >"$1" |
| EOF |
| EDITOR=./editor git branch --edit-description @{-1} && |
| test_must_fail git config branch.non-desc-branch.description && |
| git config branch.desc-branch.description >actual && |
| printf "Branch description\n\n" >expect && |
| test_cmp expect actual |
| ' |
| |
| test_expect_success 'modify branch upstream via "@{-1}" and "@{-1}@{upstream}"' ' |
| git checkout -b upstream-branch && |
| git checkout -b upstream-other -t upstream-branch && |
| git branch --set-upstream-to upstream-other @{-1} && |
| git config branch.upstream-branch.merge >actual && |
| echo "refs/heads/upstream-other" >expect && |
| test_cmp expect actual && |
| git branch --unset-upstream @{-1}@{upstream} && |
| test_must_fail git config branch.upstream-other.merge |
| ' |
| |
| test_done |