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1 #!/bin/sh
2 #
3 # Copyright (c) 2005 Fredrik Kuivinen
4 #
5
6 # See http://marc.info/?l=git&m=111463358500362&w=2 for a
7 # nice description of what this is about.
8
9
10 test_description='Test criss-cross merge'
11 . ./test-lib.sh
12
13 test_expect_success 'prepare repository' \
14 'echo "1
15 2
16 3
17 4
18 5
19 6
20 7
21 8
22 9" > file &&
23 git add file &&
24 git commit -m "Initial commit" file &&
25 git branch A &&
26 git branch B &&
27 git checkout A &&
28 echo "1
29 2
30 3
31 4
32 5
33 6
34 7
35 8 changed in B8, branch A
36 9" > file &&
37 git commit -m "B8" file &&
38 git checkout B &&
39 echo "1
40 2
41 3 changed in C3, branch B
42 4
43 5
44 6
45 7
46 8
47 9
48 " > file &&
49 git commit -m "C3" file &&
50 git branch C3 &&
51 git merge -m "pre E3 merge" A &&
52 echo "1
53 2
54 3 changed in E3, branch B. New file size
55 4
56 5
57 6
58 7
59 8 changed in B8, branch A
60 9
61 " > file &&
62 git commit -m "E3" file &&
63 git checkout A &&
64 git merge -m "pre D8 merge" C3 &&
65 echo "1
66 2
67 3 changed in C3, branch B
68 4
69 5
70 6
71 7
72 8 changed in D8, branch A. New file size 2
73 9" > file &&
74 git commit -m D8 file'
75
76 test_expect_success 'Criss-cross merge' 'git merge -m "final merge" B'
77
78 cat > file-expect <<EOF
79 1
80 2
81 3 changed in E3, branch B. New file size
82 4
83 5
84 6
85 7
86 8 changed in D8, branch A. New file size 2
87 9
88 EOF
89
90 test_expect_success 'Criss-cross merge result' 'cmp file file-expect'
91
92 test_expect_success 'Criss-cross merge fails (-s resolve)' \
93 'git reset --hard A^ &&
94 test_must_fail git merge -s resolve -m "final merge" B'
95
96 test_done