3 test_description='interpreting exotic branch name arguments
5 Branch name arguments are usually names which are taken to be inside of
6 refs/heads/, but we interpret some magic syntax like @{-1}, @{upstream}, etc.
7 This script aims to check the behavior of those corner cases.
9 GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
10 export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
15 git log -1 --format=%s "$1" >actual &&
17 test_cmp expect actual
21 test_must_fail git rev-parse --verify "$1"
24 test_expect_success 'set up repo' '
27 git remote add origin foo.git
30 test_expect_success 'update branch via @{-1}' '
31 git branch previous one &&
33 git checkout previous &&
36 git branch -f @{-1} two &&
37 expect_branch previous two
40 test_expect_success 'update branch via local @{upstream}' '
41 git branch local one &&
42 git branch --set-upstream-to=local &&
44 git branch -f @{upstream} two &&
45 expect_branch local two
48 test_expect_success 'disallow updating branch via remote @{upstream}' '
49 git update-ref refs/remotes/origin/remote one &&
50 git branch --set-upstream-to=origin/remote &&
52 test_must_fail git branch -f @{upstream} two
55 test_expect_success 'create branch with pseudo-qualified name' '
56 git branch refs/heads/qualified two &&
57 expect_branch refs/heads/refs/heads/qualified two
60 test_expect_success 'delete branch via @{-1}' '
61 git branch previous-del &&
63 git checkout previous-del &&
66 git branch -D @{-1} &&
67 expect_deleted previous-del
70 test_expect_success 'delete branch via local @{upstream}' '
71 git branch local-del &&
72 git branch --set-upstream-to=local-del &&
74 git branch -D @{upstream} &&
75 expect_deleted local-del
78 test_expect_success 'delete branch via remote @{upstream}' '
79 git update-ref refs/remotes/origin/remote-del two &&
80 git branch --set-upstream-to=origin/remote-del &&
82 git branch -r -D @{upstream} &&
83 expect_deleted origin/remote-del
86 # Note that we create two oddly named local branches here. We want to make
87 # sure that we do not accidentally delete either of them, even if
88 # shorten_unambiguous_ref() tweaks the name to avoid ambiguity.
89 test_expect_success 'delete @{upstream} expansion matches -r option' '
90 git update-ref refs/remotes/origin/remote-del two &&
91 git branch --set-upstream-to=origin/remote-del &&
92 git update-ref refs/heads/origin/remote-del two &&
93 git update-ref refs/heads/remotes/origin/remote-del two &&
95 test_must_fail git branch -D @{upstream} &&
96 expect_branch refs/heads/origin/remote-del two &&
97 expect_branch refs/heads/remotes/origin/remote-del two
100 test_expect_success 'disallow deleting remote branch via @{-1}' '
101 git update-ref refs/remotes/origin/previous one &&
103 git checkout -b origin/previous two &&
106 test_must_fail git branch -r -D @{-1} &&
107 expect_branch refs/remotes/origin/previous one &&
108 expect_branch refs/heads/origin/previous two
111 # The thing we are testing here is that "@" is the real branch refs/heads/@,
112 # and not refs/heads/HEAD. These tests should not imply that refs/heads/@ is a
113 # sane thing, but it _is_ technically allowed for now. If we disallow it, these
114 # can be switched to test_must_fail.
115 test_expect_success 'create branch named "@"' '
116 git branch -f @ one &&
117 expect_branch refs/heads/@ one
120 test_expect_success 'delete branch named "@"' '
121 git update-ref refs/heads/@ two &&
123 expect_deleted refs/heads/@
126 test_expect_success 'checkout does not treat remote @{upstream} as a branch' '
127 git update-ref refs/remotes/origin/checkout one &&
128 git branch --set-upstream-to=origin/checkout &&
129 git update-ref refs/heads/origin/checkout two &&
130 git update-ref refs/heads/remotes/origin/checkout two &&
132 git checkout @{upstream} &&
133 expect_branch HEAD one