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Commit | Line | Data |
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f1af60bd JH |
1 | #!/bin/sh |
2 | ||
3 | test_description='external diff interface test' | |
4 | ||
5 | . ./test-lib.sh | |
6 | ||
f1af60bd JH |
7 | test_expect_success setup ' |
8 | ||
9 | test_tick && | |
10 | echo initial >file && | |
11 | git add file && | |
12 | git commit -m initial && | |
13 | ||
14 | test_tick && | |
15 | echo second >file && | |
16 | git add file && | |
17 | git commit -m second && | |
18 | ||
19 | test_tick && | |
20 | echo third >file | |
21 | ' | |
22 | ||
23 | test_expect_success 'GIT_EXTERNAL_DIFF environment' ' | |
24 | ||
25 | GIT_EXTERNAL_DIFF=echo git diff | { | |
26 | read path oldfile oldhex oldmode newfile newhex newmode && | |
27 | test "z$path" = zfile && | |
28 | test "z$oldmode" = z100644 && | |
29 | test "z$newhex" = "z$_z40" && | |
30 | test "z$newmode" = z100644 && | |
31 | oh=$(git rev-parse --verify HEAD:file) && | |
32 | test "z$oh" = "z$oldhex" | |
33 | } | |
34 | ||
35 | ' | |
36 | ||
37 | test_expect_success 'GIT_EXTERNAL_DIFF environment should apply only to diff' ' | |
38 | ||
39 | GIT_EXTERNAL_DIFF=echo git log -p -1 HEAD | | |
40 | grep "^diff --git a/file b/file" | |
41 | ||
42 | ' | |
43 | ||
61af494c JH |
44 | test_expect_success 'GIT_EXTERNAL_DIFF environment and --no-ext-diff' ' |
45 | ||
46 | GIT_EXTERNAL_DIFF=echo git diff --no-ext-diff | | |
47 | grep "^diff --git a/file b/file" | |
48 | ||
49 | ' | |
50 | ||
bd8c1a9b JH |
51 | test_expect_success SYMLINKS 'typechange diff' ' |
52 | rm -f file && | |
53 | ln -s elif file && | |
54 | GIT_EXTERNAL_DIFF=echo git diff | { | |
55 | read path oldfile oldhex oldmode newfile newhex newmode && | |
56 | test "z$path" = zfile && | |
57 | test "z$oldmode" = z100644 && | |
58 | test "z$newhex" = "z$_z40" && | |
59 | test "z$newmode" = z120000 && | |
60 | oh=$(git rev-parse --verify HEAD:file) && | |
61 | test "z$oh" = "z$oldhex" | |
62 | } && | |
63 | GIT_EXTERNAL_DIFF=echo git diff --no-ext-diff >actual && | |
64 | git diff >expect && | |
65 | test_cmp expect actual | |
66 | ' | |
67 | ||
c12f82ae JK |
68 | test_expect_success 'diff.external' ' |
69 | git reset --hard && | |
70 | echo third >file && | |
71 | test_config diff.external echo && | |
72 | git diff | { | |
73 | read path oldfile oldhex oldmode newfile newhex newmode && | |
74 | test "z$path" = zfile && | |
75 | test "z$oldmode" = z100644 && | |
76 | test "z$newhex" = "z$_z40" && | |
77 | test "z$newmode" = z100644 && | |
78 | oh=$(git rev-parse --verify HEAD:file) && | |
79 | test "z$oh" = "z$oldhex" | |
80 | } | |
81 | ' | |
82 | ||
83 | test_expect_success 'diff.external should apply only to diff' ' | |
84 | test_config diff.external echo && | |
85 | git log -p -1 HEAD | | |
86 | grep "^diff --git a/file b/file" | |
87 | ' | |
88 | ||
89 | test_expect_success 'diff.external and --no-ext-diff' ' | |
90 | test_config diff.external echo && | |
91 | git diff --no-ext-diff | | |
92 | grep "^diff --git a/file b/file" | |
93 | ' | |
94 | ||
f1af60bd | 95 | test_expect_success 'diff attribute' ' |
bd8c1a9b JH |
96 | git reset --hard && |
97 | echo third >file && | |
f1af60bd JH |
98 | |
99 | git config diff.parrot.command echo && | |
100 | ||
101 | echo >.gitattributes "file diff=parrot" && | |
102 | ||
103 | git diff | { | |
104 | read path oldfile oldhex oldmode newfile newhex newmode && | |
105 | test "z$path" = zfile && | |
106 | test "z$oldmode" = z100644 && | |
107 | test "z$newhex" = "z$_z40" && | |
108 | test "z$newmode" = z100644 && | |
109 | oh=$(git rev-parse --verify HEAD:file) && | |
110 | test "z$oh" = "z$oldhex" | |
111 | } | |
112 | ||
113 | ' | |
114 | ||
115 | test_expect_success 'diff attribute should apply only to diff' ' | |
116 | ||
117 | git log -p -1 HEAD | | |
118 | grep "^diff --git a/file b/file" | |
119 | ||
120 | ' | |
121 | ||
61af494c JH |
122 | test_expect_success 'diff attribute and --no-ext-diff' ' |
123 | ||
124 | git diff --no-ext-diff | | |
125 | grep "^diff --git a/file b/file" | |
126 | ||
127 | ' | |
128 | ||
f1af60bd JH |
129 | test_expect_success 'diff attribute' ' |
130 | ||
131 | git config --unset diff.parrot.command && | |
132 | git config diff.color.command echo && | |
133 | ||
134 | echo >.gitattributes "file diff=color" && | |
135 | ||
136 | git diff | { | |
137 | read path oldfile oldhex oldmode newfile newhex newmode && | |
138 | test "z$path" = zfile && | |
139 | test "z$oldmode" = z100644 && | |
140 | test "z$newhex" = "z$_z40" && | |
141 | test "z$newmode" = z100644 && | |
142 | oh=$(git rev-parse --verify HEAD:file) && | |
143 | test "z$oh" = "z$oldhex" | |
144 | } | |
145 | ||
146 | ' | |
147 | ||
148 | test_expect_success 'diff attribute should apply only to diff' ' | |
149 | ||
150 | git log -p -1 HEAD | | |
151 | grep "^diff --git a/file b/file" | |
152 | ||
153 | ' | |
154 | ||
61af494c JH |
155 | test_expect_success 'diff attribute and --no-ext-diff' ' |
156 | ||
157 | git diff --no-ext-diff | | |
158 | grep "^diff --git a/file b/file" | |
159 | ||
160 | ' | |
161 | ||
c12f82ae JK |
162 | test_expect_success 'GIT_EXTERNAL_DIFF trumps diff.external' ' |
163 | >.gitattributes && | |
164 | test_config diff.external "echo ext-global" && | |
165 | GIT_EXTERNAL_DIFF="echo ext-env" git diff | grep ext-env | |
166 | ' | |
167 | ||
168 | test_expect_success 'attributes trump GIT_EXTERNAL_DIFF and diff.external' ' | |
169 | test_config diff.foo.command "echo ext-attribute" && | |
170 | test_config diff.external "echo ext-global" && | |
171 | echo "file diff=foo" >.gitattributes && | |
172 | GIT_EXTERNAL_DIFF="echo ext-env" git diff | grep ext-attribute | |
173 | ' | |
174 | ||
2c3fa66f JH |
175 | test_expect_success 'no diff with -diff' ' |
176 | echo >.gitattributes "file -diff" && | |
177 | git diff | grep Binary | |
178 | ' | |
179 | ||
7096b648 | 180 | echo NULZbetweenZwords | "$PERL_PATH" -pe 'y/Z/\000/' > file |
2c3fa66f JH |
181 | |
182 | test_expect_success 'force diff with "diff"' ' | |
183 | echo >.gitattributes "file diff" && | |
53a5b443 | 184 | git diff >actual && |
bfdbee98 | 185 | test_cmp "$TEST_DIRECTORY"/t4020/diff.NUL actual |
2c3fa66f JH |
186 | ' |
187 | ||
a8344abe NR |
188 | test_expect_success 'GIT_EXTERNAL_DIFF with more than one changed files' ' |
189 | echo anotherfile > file2 && | |
190 | git add file2 && | |
191 | git commit -m "added 2nd file" && | |
192 | echo modified >file2 && | |
193 | GIT_EXTERNAL_DIFF=echo git diff | |
194 | ' | |
195 | ||
003b33a8 DA |
196 | test_expect_success 'GIT_EXTERNAL_DIFF generates pretty paths' ' |
197 | touch file.ext && | |
198 | git add file.ext && | |
199 | echo with extension > file.ext && | |
200 | GIT_EXTERNAL_DIFF=echo git diff file.ext | grep ......_file\.ext && | |
201 | git update-index --force-remove file.ext && | |
202 | rm file.ext | |
203 | ' | |
204 | ||
4e218f54 JS |
205 | echo "#!$SHELL_PATH" >fake-diff.sh |
206 | cat >> fake-diff.sh <<\EOF | |
207 | cat $2 >> crlfed.txt | |
208 | EOF | |
209 | chmod a+x fake-diff.sh | |
210 | ||
211 | keep_only_cr () { | |
212 | tr -dc '\015' | |
213 | } | |
214 | ||
215 | test_expect_success 'external diff with autocrlf = true' ' | |
216 | git config core.autocrlf true && | |
217 | GIT_EXTERNAL_DIFF=./fake-diff.sh git diff && | |
218 | test $(wc -l < crlfed.txt) = $(cat crlfed.txt | keep_only_cr | wc -c) | |
219 | ' | |
220 | ||
150115ad JH |
221 | test_expect_success 'diff --cached' ' |
222 | git add file && | |
223 | git update-index --assume-unchanged file && | |
224 | echo second >file && | |
225 | git diff --cached >actual && | |
eaf0551d | 226 | test_cmp "$TEST_DIRECTORY"/t4020/diff.NUL actual |
150115ad JH |
227 | ' |
228 | ||
f1af60bd | 229 | test_done |