1 #!/bin/sh
2 #
3 # Copyright (c) 2005 Johannes Schindelin
4 #
6 test_description='Test diff of symlinks.
8 '
9 . ./test-lib.sh
10 . "$TEST_DIRECTORY"/diff-lib.sh
12 test_expect_success SYMLINKS 'diff new symlink' '
13 cat >expected <<-\EOF &&
14 diff --git a/frotz b/frotz
15 new file mode 120000
16 index 0000000..7c465af
17 --- /dev/null
18 +++ b/frotz
19 @@ -0,0 +1 @@
20 +xyzzy
21 \ No newline at end of file
22 EOF
23 ln -s xyzzy frotz &&
24 git update-index &&
25 tree=$(git write-tree) &&
26 git update-index --add frotz &&
27 GIT_DIFF_OPTS=--unified=0 git diff-index -M -p $tree >current &&
28 compare_diff_patch expected current
29 '
31 test_expect_success SYMLINKS 'diff unchanged symlink' '
32 tree=$(git write-tree) &&
33 git update-index frotz &&
34 test -z "$(git diff-index --name-only $tree)"
35 '
37 test_expect_success SYMLINKS 'diff removed symlink' '
38 cat >expected <<-\EOF &&
39 diff --git a/frotz b/frotz
40 deleted file mode 120000
41 index 7c465af..0000000
42 --- a/frotz
43 +++ /dev/null
44 @@ -1 +0,0 @@
45 -xyzzy
46 \ No newline at end of file
47 EOF
48 mv frotz frotz2 &&
49 git diff-index -M -p $tree >current &&
50 compare_diff_patch expected current
51 '
53 test_expect_success SYMLINKS 'diff identical, but newly created symlink' '
54 cat >expected <<-\EOF &&
55 diff --git a/frotz b/frotz
56 EOF
57 ln -s xyzzy frotz &&
58 git diff-index -M -p $tree >current &&
59 compare_diff_patch expected current
60 '
62 test_expect_success SYMLINKS 'diff different symlink' '
63 cat >expected <<-\EOF &&
64 diff --git a/frotz b/frotz
65 index 7c465af..df1db54 120000
66 --- a/frotz
67 +++ b/frotz
68 @@ -1 +1 @@
69 -xyzzy
70 \ No newline at end of file
71 +yxyyz
72 \ No newline at end of file
73 EOF
74 rm -f frotz &&
75 ln -s yxyyz frotz &&
76 git diff-index -M -p $tree >current &&
77 compare_diff_patch expected current
78 '
80 test_expect_success SYMLINKS 'diff symlinks with non-existing targets' '
81 ln -s narf pinky &&
82 ln -s take\ over brain &&
83 test_must_fail git diff --no-index pinky brain >output 2>output.err &&
84 grep narf output &&
85 ! test -s output.err
86 '
88 test_expect_success SYMLINKS 'setup symlinks with attributes' '
89 echo "*.bin diff=bin" >>.gitattributes &&
90 echo content >file.bin &&
91 ln -s file.bin link.bin &&
92 git add -N file.bin link.bin
93 '
95 test_expect_success SYMLINKS 'symlinks do not respect userdiff config by path' '
96 cat >expect <<-\EOF &&
97 diff --git a/file.bin b/file.bin
98 index e69de29..d95f3ad 100644
99 Binary files a/file.bin and b/file.bin differ
100 diff --git a/link.bin b/link.bin
101 index e69de29..dce41ec 120000
102 --- a/link.bin
103 +++ b/link.bin
104 @@ -0,0 +1 @@
105 +file.bin
106 \ No newline at end of file
107 EOF
108 git config diff.bin.binary true &&
109 git diff file.bin link.bin >actual &&
110 test_cmp expect actual
111 '
113 test_done