daf82346141120194c448edbc9571a8e1da99b52
1#!/bin/sh
2#
3# Copyright (c) 2006 Junio C Hamano
4#
5
6test_description='Binary diff and apply
7'
8
9. ./test-lib.sh
10
11cat >expect.binary-numstat <<\EOF
121 1 a
13- - b
141 1 c
15- - d
16EOF
17
18test_expect_success 'prepare repository' '
19 echo AIT >a && echo BIT >b && echo CIT >c && echo DIT >d &&
20 git update-index --add a b c d &&
21 echo git >a &&
22 cat "$TEST_DIRECTORY"/test-binary-1.png >b &&
23 echo git >c &&
24 cat b b >d
25'
26
27cat > expected <<\EOF
28 a | 2 +-
29 b | Bin
30 c | 2 +-
31 d | Bin
32 4 files changed, 2 insertions(+), 2 deletions(-)
33EOF
34test_expect_success 'apply --stat output for binary file change' '
35 git diff >diff &&
36 git apply --stat --summary <diff >current &&
37 test_i18ncmp expected current
38'
39
40test_expect_success 'diff --shortstat output for binary file change' '
41 echo " 4 files changed, 2 insertions(+), 2 deletions(-)" >expected &&
42 git diff --shortstat >current &&
43 test_i18ncmp expected current
44'
45
46test_expect_success 'diff --shortstat output for binary file change only' '
47 echo " 1 file changed, 0 insertions(+), 0 deletions(-)" >expected &&
48 git diff --shortstat -- b >current &&
49 test_i18ncmp expected current
50'
51
52test_expect_success 'apply --numstat notices binary file change' '
53 git diff >diff &&
54 git apply --numstat <diff >current &&
55 test_cmp expect.binary-numstat current
56'
57
58test_expect_success 'apply --numstat understands diff --binary format' '
59 git diff --binary >diff &&
60 git apply --numstat <diff >current &&
61 test_cmp expect.binary-numstat current
62'
63
64# apply needs to be able to skip the binary material correctly
65# in order to report the line number of a corrupt patch.
66test_expect_success 'apply detecting corrupt patch correctly' '
67 git diff >output &&
68 sed -e "s/-CIT/xCIT/" <output >broken &&
69 if git apply --stat --summary broken 2>detected
70 then
71 echo unhappy - should have detected an error
72 (exit 1)
73 else
74 echo happy
75 fi &&
76 detected=`cat detected` &&
77 detected=`expr "$detected" : "fatal.*at line \\([0-9]*\\)\$"` &&
78 detected=`sed -ne "${detected}p" broken` &&
79 test "$detected" = xCIT
80'
81
82test_expect_success 'apply detecting corrupt patch correctly' '
83 git diff --binary | sed -e "s/-CIT/xCIT/" >broken &&
84 if git apply --stat --summary broken 2>detected
85 then
86 echo unhappy - should have detected an error
87 (exit 1)
88 else
89 echo happy
90 fi &&
91 detected=`cat detected` &&
92 detected=`expr "$detected" : "fatal.*at line \\([0-9]*\\)\$"` &&
93 detected=`sed -ne "${detected}p" broken` &&
94 test "$detected" = xCIT
95'
96
97test_expect_success 'initial commit' 'git commit -a -m initial'
98
99# Try removal (b), modification (d), and creation (e).
100test_expect_success 'diff-index with --binary' '
101 echo AIT >a && mv b e && echo CIT >c && cat e >d &&
102 git update-index --add --remove a b c d e &&
103 tree0=`git write-tree` &&
104 git diff --cached --binary >current &&
105 git apply --stat --summary current
106'
107
108test_expect_success 'apply binary patch' '
109 git reset --hard &&
110 git apply --binary --index <current &&
111 tree1=`git write-tree` &&
112 test "$tree1" = "$tree0"
113'
114
115test_expect_success 'diff --no-index with binary creation' '
116 echo Q | q_to_nul >binary &&
117 (: hide error code from diff, which just indicates differences
118 git diff --binary --no-index /dev/null binary >current ||
119 true
120 ) &&
121 rm binary &&
122 git apply --binary <current &&
123 echo Q >expected &&
124 nul_to_q <binary >actual &&
125 test_cmp expected actual
126'
127
128cat >expect <<EOF
129 binfile | Bin 0 -> 1026 bytes
130 textfile | 10000 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
131EOF
132
133test_expect_success 'diff --stat with binary files and big change count' '
134 echo X | dd of=binfile bs=1k seek=1 &&
135 git add binfile &&
136 i=0 &&
137 while test $i -lt 10000; do
138 echo $i &&
139 i=$(($i + 1))
140 done >textfile &&
141 git add textfile &&
142 git diff --cached --stat binfile textfile >output &&
143 grep " | " output >actual &&
144 test_cmp expect actual
145'
146
147test_done