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
|
#!/bin/sh
# This is a flipdiff(1) testcase.
. ${top_srcdir-.}/tests/common.sh
cat << EOF > file.orig
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
EOF
cat << EOF > file
1
2
3
4
5
6
7
8
9
10
11
12 modify
13
14
15
16
17
18
19
EOF
${DIFF} -u file.orig file > patch1
mv -f file file.orig
cat << EOF > file
1
1 insert
2 insert
3 insert
4 insert
5 insert
6 insert
7 insert
8 insert
9 insert
10 insert
2
3
4
5
6
7
8
9
10
11
12 modify
13
14
15
16
16 insert
17
18
19
EOF
${DIFF} -u file.orig file > patch2
${FLIPDIFF} patch1 patch2 > patch-flipped || exit 1
sed -e "s/$(/bin/echo -ne '\t').*$//" patch-flipped > patch-cmp
cmp - patch-cmp << EOF || exit 1
--- file.orig
+++ file
@@ -1,4 +1,14 @@
1
+1 insert
+2 insert
+3 insert
+4 insert
+5 insert
+6 insert
+7 insert
+8 insert
+9 insert
+10 insert
2
3
4
@@ -14,6 +24,7 @@
14
15
16
+16 insert
17
18
19
=== 8< === cut here === 8< ===
--- file.orig
+++ file
@@ -19,7 +19,7 @@
9
10
11
-12
+12 modify
13
14
15
EOF
|
