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Commit | Line | Data |
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32669671 JH |
1 | #!/bin/sh |
2 | ||
3 | test_description='checkout into detached HEAD state' | |
4 | . ./test-lib.sh | |
5 | ||
6 | check_detached () { | |
7 | test_must_fail git symbolic-ref -q HEAD >/dev/null | |
8 | } | |
9 | ||
10 | check_not_detached () { | |
11 | git symbolic-ref -q HEAD >/dev/null | |
12 | } | |
13 | ||
14 | reset () { | |
15 | git checkout master && | |
16 | check_not_detached | |
17 | } | |
18 | ||
19 | test_expect_success 'setup' ' | |
20 | test_commit one && | |
21 | test_commit two && | |
22 | git branch branch && | |
23 | git tag tag | |
24 | ' | |
25 | ||
26 | test_expect_success 'checkout branch does not detach' ' | |
27 | reset && | |
28 | git checkout branch && | |
29 | check_not_detached | |
30 | ' | |
31 | ||
32 | test_expect_success 'checkout tag detaches' ' | |
33 | reset && | |
34 | git checkout tag && | |
35 | check_detached | |
36 | ' | |
37 | ||
38 | test_expect_success 'checkout branch by full name detaches' ' | |
39 | reset && | |
40 | git checkout refs/heads/branch && | |
41 | check_detached | |
42 | ' | |
43 | ||
44 | test_expect_success 'checkout non-ref detaches' ' | |
45 | reset && | |
46 | git checkout branch^ && | |
47 | check_detached | |
48 | ' | |
49 | ||
50 | test_expect_success 'checkout ref^0 detaches' ' | |
51 | reset && | |
52 | git checkout branch^0 && | |
53 | check_detached | |
54 | ' | |
55 | ||
56 | test_expect_success 'checkout --detach detaches' ' | |
57 | reset && | |
58 | git checkout --detach branch && | |
59 | check_detached | |
60 | ' | |
61 | ||
62 | test_expect_success 'checkout --detach without branch name' ' | |
63 | reset && | |
64 | git checkout --detach && | |
65 | check_detached | |
66 | ' | |
67 | ||
68 | test_expect_success 'checkout --detach errors out for non-commit' ' | |
69 | reset && | |
70 | test_must_fail git checkout --detach one^{tree} && | |
71 | check_not_detached | |
72 | ' | |
73 | ||
74 | test_expect_success 'checkout --detach errors out for extra argument' ' | |
75 | reset && | |
76 | git checkout master && | |
77 | test_must_fail git checkout --detach tag one.t && | |
78 | check_not_detached | |
79 | ' | |
80 | ||
81 | test_expect_success 'checkout --detached and -b are incompatible' ' | |
82 | reset && | |
83 | test_must_fail git checkout --detach -b newbranch tag && | |
84 | check_not_detached | |
85 | ' | |
86 | ||
87 | test_expect_success 'checkout --detach moves HEAD' ' | |
88 | reset && | |
89 | git checkout one && | |
90 | git checkout --detach two && | |
91 | git diff --exit-code HEAD && | |
92 | git diff --exit-code two | |
93 | ' | |
94 | ||
95 | test_done |