blob: 569b27fe8d488833c3ec0d9952ae064764a0183f (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
|
#!/bin/sh
test_description='checkout into detached HEAD state'
. ./test-lib.sh
check_detached () {
test_must_fail git symbolic-ref -q HEAD >/dev/null
}
check_not_detached () {
git symbolic-ref -q HEAD >/dev/null
}
ORPHAN_WARNING='you are leaving .* commit.*behind'
check_orphan_warning() {
grep "$ORPHAN_WARNING" "$1"
}
check_no_orphan_warning() {
! grep "$ORPHAN_WARNING" "$1"
}
reset () {
git checkout master &&
check_not_detached
}
test_expect_success 'setup' '
test_commit one &&
test_commit two &&
test_commit three && git tag -d three &&
test_commit four && git tag -d four &&
git branch branch &&
git tag tag
'
test_expect_success 'checkout branch does not detach' '
reset &&
git checkout branch &&
check_not_detached
'
test_expect_success 'checkout tag detaches' '
reset &&
git checkout tag &&
check_detached
'
test_expect_success 'checkout branch by full name detaches' '
reset &&
git checkout refs/heads/branch &&
check_detached
'
test_expect_success 'checkout non-ref detaches' '
reset &&
git checkout branch^ &&
check_detached
'
test_expect_success 'checkout ref^0 detaches' '
reset &&
git checkout branch^0 &&
check_detached
'
test_expect_success 'checkout --detach detaches' '
reset &&
git checkout --detach branch &&
check_detached
'
test_expect_success 'checkout --detach without branch name' '
reset &&
git checkout --detach &&
check_detached
'
test_expect_success 'checkout --detach errors out for non-commit' '
reset &&
test_must_fail git checkout --detach one^{tree} &&
check_not_detached
'
test_expect_success 'checkout --detach errors out for extra argument' '
reset &&
git checkout master &&
test_must_fail git checkout --detach tag one.t &&
check_not_detached
'
test_expect_success 'checkout --detached and -b are incompatible' '
reset &&
test_must_fail git checkout --detach -b newbranch tag &&
check_not_detached
'
test_expect_success 'checkout --detach moves HEAD' '
reset &&
git checkout one &&
git checkout --detach two &&
git diff --exit-code HEAD &&
git diff --exit-code two
'
test_expect_success 'checkout warns on orphan commits' '
reset &&
git checkout --detach two &&
echo content >orphan &&
git add orphan &&
git commit -a -m orphan &&
git checkout master 2>stderr &&
check_orphan_warning stderr
'
test_expect_success 'checkout does not warn leaving ref tip' '
reset &&
git checkout --detach two &&
git checkout master 2>stderr &&
check_no_orphan_warning stderr
'
test_expect_success 'checkout does not warn leaving reachable commit' '
reset &&
git checkout --detach HEAD^ &&
git checkout master 2>stderr &&
check_no_orphan_warning stderr
'
cat >expect <<'EOF'
Your branch is behind 'master' by 1 commit, and can be fast-forwarded.
EOF
test_expect_success 'tracking count is accurate after orphan check' '
reset &&
git branch child master^ &&
git config branch.child.remote . &&
git config branch.child.merge refs/heads/master &&
git checkout child^ &&
git checkout child >stdout &&
test_cmp expect stdout
'
test_done
|
