summaryrefslogtreecommitdiff
path: root/t/t3412-rebase-root.sh
blob: 6359580262e9a171e46c60749b1827324e6535f9 (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
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
#!/bin/sh
 
test_description='git rebase --root
 
Tests if git rebase --root --onto <newparent> can rebase the root commit.
'
. ./test-lib.sh
 
test_expect_success 'prepare repository' '
	echo 1 > A &&
	git add A &&
	git commit -m 1 &&
	echo 2 > A &&
	git add A &&
	git commit -m 2 &&
	git symbolic-ref HEAD refs/heads/other &&
	rm .git/index &&
	echo 3 > B &&
	git add B &&
	git commit -m 3 &&
	echo 1 > A &&
	git add A &&
	git commit -m 1b &&
	echo 4 > B &&
	git add B &&
	git commit -m 4
'
 
test_expect_success 'rebase --root expects --onto' '
	test_must_fail git rebase --root
'
 
test_expect_success 'setup pre-rebase hook' '
	mkdir -p .git/hooks &&
	cat >.git/hooks/pre-rebase <<EOF &&
#!$SHELL_PATH
echo "\$1,\$2" >.git/PRE-REBASE-INPUT
EOF
	chmod +x .git/hooks/pre-rebase
'
cat > expect <<EOF
4
3
2
1
EOF
 
test_expect_success 'rebase --root --onto <newbase>' '
	git checkout -b work &&
	git rebase --root --onto master &&
	git log --pretty=tformat:"%s" > rebased &&
	test_cmp expect rebased
'
 
test_expect_success 'pre-rebase got correct input (1)' '
	test "z$(cat .git/PRE-REBASE-INPUT)" = z--root,
'
 
test_expect_success 'rebase --root --onto <newbase> <branch>' '
	git branch work2 other &&
	git rebase --root --onto master work2 &&
	git log --pretty=tformat:"%s" > rebased2 &&
	test_cmp expect rebased2
'
 
test_expect_success 'pre-rebase got correct input (2)' '
	test "z$(cat .git/PRE-REBASE-INPUT)" = z--root,work2
'
 
test_expect_success 'rebase -i --root --onto <newbase>' '
	git checkout -b work3 other &&
	GIT_EDITOR=: git rebase -i --root --onto master &&
	git log --pretty=tformat:"%s" > rebased3 &&
	test_cmp expect rebased3
'
 
test_expect_success 'pre-rebase got correct input (3)' '
	test "z$(cat .git/PRE-REBASE-INPUT)" = z--root,
'
 
test_expect_success 'rebase -i --root --onto <newbase> <branch>' '
	git branch work4 other &&
	GIT_EDITOR=: git rebase -i --root --onto master work4 &&
	git log --pretty=tformat:"%s" > rebased4 &&
	test_cmp expect rebased4
'
 
test_expect_success 'pre-rebase got correct input (4)' '
	test "z$(cat .git/PRE-REBASE-INPUT)" = z--root,work4
'
 
test_expect_success 'rebase -i -p with linear history' '
	git checkout -b work5 other &&
	GIT_EDITOR=: git rebase -i -p --root --onto master &&
	git log --pretty=tformat:"%s" > rebased5 &&
	test_cmp expect rebased5
'
 
test_expect_success 'pre-rebase got correct input (5)' '
	test "z$(cat .git/PRE-REBASE-INPUT)" = z--root,
'
 
test_expect_success 'set up merge history' '
	git checkout other^ &&
	git checkout -b side &&
	echo 5 > C &&
	git add C &&
	git commit -m 5 &&
	git checkout other &&
	git merge side
'
 
sed 's/#/ /g' > expect-side <<'EOF'
*   Merge branch 'side' into other
|\##
| * 5
* | 4
|/##
* 3
* 2
* 1
EOF
 
test_expect_success 'rebase -i -p with merge' '
	git checkout -b work6 other &&
	GIT_EDITOR=: git rebase -i -p --root --onto master &&
	git log --graph --topo-order --pretty=tformat:"%s" > rebased6 &&
	test_cmp expect-side rebased6
'
 
test_expect_success 'set up second root and merge' '
	git symbolic-ref HEAD refs/heads/third &&
	rm .git/index &&
	rm A B C &&
	echo 6 > D &&
	git add D &&
	git commit -m 6 &&
	git checkout other &&
	git merge third
'
 
sed 's/#/ /g' > expect-third <<'EOF'
*   Merge branch 'third' into other
|\##
| * 6
* |   Merge branch 'side' into other
|\ \##
| * | 5
* | | 4
|/ /##
* | 3
|/##
* 2
* 1
EOF
 
test_expect_success 'rebase -i -p with two roots' '
	git checkout -b work7 other &&
	GIT_EDITOR=: git rebase -i -p --root --onto master &&
	git log --graph --topo-order --pretty=tformat:"%s" > rebased7 &&
	test_cmp expect-third rebased7
'
 
test_expect_success 'setup pre-rebase hook that fails' '
	mkdir -p .git/hooks &&
	cat >.git/hooks/pre-rebase <<EOF &&
#!$SHELL_PATH
false
EOF
	chmod +x .git/hooks/pre-rebase
'
 
test_expect_success 'pre-rebase hook stops rebase' '
	git checkout -b stops1 other &&
	GIT_EDITOR=: test_must_fail git rebase --root --onto master &&
	test "z$(git symbolic-ref HEAD)" = zrefs/heads/stops1
	test 0 = $(git rev-list other...stops1 | wc -l)
'
 
test_expect_success 'pre-rebase hook stops rebase -i' '
	git checkout -b stops2 other &&
	GIT_EDITOR=: test_must_fail git rebase --root --onto master &&
	test "z$(git symbolic-ref HEAD)" = zrefs/heads/stops2
	test 0 = $(git rev-list other...stops2 | wc -l)
'
 
test_done