blob: 6d1c3d949c78bc8fd5a82dbaee519163a8653e86 (
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
|
#!/bin/sh
test_description='rewrite diff'
. ./test-lib.sh
test_expect_success setup '
cat "$TEST_DIRECTORY"/../COPYING >test &&
git add test &&
tr \
"abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ" \
"nopqrstuvwxyzabcdefghijklmNOPQRSTUVWXYZABCDEFGHIJKLM" \
<"$TEST_DIRECTORY"/../COPYING >test &&
echo "to be deleted" >test2 &&
blob=$(git hash-object test2) &&
blob=$(git rev-parse --short $blob) &&
git add test2
'
test_expect_success 'detect rewrite' '
actual=$(git diff-files -B --summary test) &&
verbose expr "$actual" : " rewrite test ([0-9]*%)$"
'
cat >expect <<EOF
diff --git a/test2 b/test2
deleted file mode 100644
index $blob..0000000
--- a/test2
+++ /dev/null
@@ -1 +0,0 @@
-to be deleted
EOF
test_expect_success 'show deletion diff without -D' '
rm test2 &&
git diff -- test2 >actual &&
test_cmp expect actual
'
cat >expect <<EOF
diff --git a/test2 b/test2
deleted file mode 100644
index $blob..0000000
EOF
test_expect_success 'suppress deletion diff with -D' '
git diff -D -- test2 >actual &&
test_cmp expect actual
'
test_expect_success 'show deletion diff with -B' '
git diff -B -- test >actual &&
grep "Linus Torvalds" actual
'
test_expect_success 'suppress deletion diff with -B -D' '
git diff -B -D -- test >actual &&
grep -v "Linus Torvalds" actual
'
test_expect_success 'prepare a file that ends with an incomplete line' '
test_seq 1 99 >seq &&
printf 100 >>seq &&
git add seq &&
git commit seq -m seq
'
test_expect_success 'rewrite the middle 90% of sequence file and terminate with newline' '
test_seq 1 5 >seq &&
test_seq 9331 9420 >>seq &&
test_seq 96 100 >>seq
'
test_expect_success 'confirm that sequence file is considered a rewrite' '
git diff -B seq >res &&
grep "dissimilarity index" res
'
test_expect_success 'no newline at eof is on its own line without -B' '
git diff seq >res &&
grep "^\\\\ " res &&
! grep "^..*\\\\ " res
'
test_expect_success 'no newline at eof is on its own line with -B' '
git diff -B seq >res &&
grep "^\\\\ " res &&
! grep "^..*\\\\ " res
'
test_done
|
