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a356e8e2 JK |
1 | #!/bin/sh |
2 | ||
3 | test_description='interpreting exotic branch name arguments | |
4 | ||
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. | |
8 | ' | |
9 | . ./test-lib.sh | |
10 | ||
11 | expect_branch() { | |
12 | git log -1 --format=%s "$1" >actual && | |
13 | echo "$2" >expect && | |
14 | test_cmp expect actual | |
15 | } | |
16 | ||
17 | expect_deleted() { | |
18 | test_must_fail git rev-parse --verify "$1" | |
19 | } | |
20 | ||
21 | test_expect_success 'set up repo' ' | |
22 | test_commit one && | |
23 | test_commit two && | |
24 | git remote add origin foo.git | |
25 | ' | |
26 | ||
27 | test_expect_success 'update branch via @{-1}' ' | |
28 | git branch previous one && | |
29 | ||
30 | git checkout previous && | |
31 | git checkout master && | |
32 | ||
33 | git branch -f @{-1} two && | |
34 | expect_branch previous two | |
35 | ' | |
36 | ||
37 | test_expect_success 'update branch via local @{upstream}' ' | |
38 | git branch local one && | |
39 | git branch --set-upstream-to=local && | |
40 | ||
41 | git branch -f @{upstream} two && | |
42 | expect_branch local two | |
43 | ' | |
44 | ||
7d5c960b | 45 | test_expect_success 'disallow updating branch via remote @{upstream}' ' |
a356e8e2 JK |
46 | git update-ref refs/remotes/origin/remote one && |
47 | git branch --set-upstream-to=origin/remote && | |
48 | ||
49 | test_must_fail git branch -f @{upstream} two | |
50 | ' | |
51 | ||
52 | test_expect_success 'create branch with pseudo-qualified name' ' | |
53 | git branch refs/heads/qualified two && | |
54 | expect_branch refs/heads/refs/heads/qualified two | |
55 | ' | |
56 | ||
57 | test_expect_success 'delete branch via @{-1}' ' | |
58 | git branch previous-del && | |
59 | ||
60 | git checkout previous-del && | |
61 | git checkout master && | |
62 | ||
63 | git branch -D @{-1} && | |
64 | expect_deleted previous-del | |
65 | ' | |
66 | ||
67 | test_expect_success 'delete branch via local @{upstream}' ' | |
68 | git branch local-del && | |
69 | git branch --set-upstream-to=local-del && | |
70 | ||
71 | git branch -D @{upstream} && | |
72 | expect_deleted local-del | |
73 | ' | |
74 | ||
75 | test_expect_success 'delete branch via remote @{upstream}' ' | |
76 | git update-ref refs/remotes/origin/remote-del two && | |
77 | git branch --set-upstream-to=origin/remote-del && | |
78 | ||
79 | git branch -r -D @{upstream} && | |
80 | expect_deleted origin/remote-del | |
81 | ' | |
82 | ||
83 | # Note that we create two oddly named local branches here. We want to make | |
84 | # sure that we do not accidentally delete either of them, even if | |
85 | # shorten_unambiguous_ref() tweaks the name to avoid ambiguity. | |
6b145e01 | 86 | test_expect_success 'delete @{upstream} expansion matches -r option' ' |
a356e8e2 JK |
87 | git update-ref refs/remotes/origin/remote-del two && |
88 | git branch --set-upstream-to=origin/remote-del && | |
89 | git update-ref refs/heads/origin/remote-del two && | |
90 | git update-ref refs/heads/remotes/origin/remote-del two && | |
91 | ||
92 | test_must_fail git branch -D @{upstream} && | |
93 | expect_branch refs/heads/origin/remote-del two && | |
94 | expect_branch refs/heads/remotes/origin/remote-del two | |
95 | ' | |
96 | ||
6b145e01 | 97 | test_expect_success 'disallow deleting remote branch via @{-1}' ' |
a356e8e2 JK |
98 | git update-ref refs/remotes/origin/previous one && |
99 | ||
100 | git checkout -b origin/previous two && | |
101 | git checkout master && | |
102 | ||
103 | test_must_fail git branch -r -D @{-1} && | |
104 | expect_branch refs/remotes/origin/previous one && | |
105 | expect_branch refs/heads/origin/previous two | |
106 | ' | |
107 | ||
108 | # The thing we are testing here is that "@" is the real branch refs/heads/@, | |
109 | # and not refs/heads/HEAD. These tests should not imply that refs/heads/@ is a | |
110 | # sane thing, but it _is_ technically allowed for now. If we disallow it, these | |
111 | # can be switched to test_must_fail. | |
7d5c960b | 112 | test_expect_success 'create branch named "@"' ' |
a356e8e2 JK |
113 | git branch -f @ one && |
114 | expect_branch refs/heads/@ one | |
115 | ' | |
116 | ||
6b145e01 | 117 | test_expect_success 'delete branch named "@"' ' |
a356e8e2 JK |
118 | git update-ref refs/heads/@ two && |
119 | git branch -D @ && | |
120 | expect_deleted refs/heads/@ | |
121 | ' | |
122 | ||
fd4692ff JK |
123 | test_expect_success 'checkout does not treat remote @{upstream} as a branch' ' |
124 | git update-ref refs/remotes/origin/checkout one && | |
125 | git branch --set-upstream-to=origin/checkout && | |
126 | git update-ref refs/heads/origin/checkout two && | |
127 | git update-ref refs/heads/remotes/origin/checkout two && | |
128 | ||
129 | git checkout @{upstream} && | |
130 | expect_branch HEAD one | |
131 | ' | |
132 | ||
a356e8e2 | 133 | test_done |