reflog_expire(): never update a reference to null_sha1
[git.git] / t / t4039-diff-assume-unchanged.sh
blob23c0e357a765f00d807938fccf81a250c371ec4f
1 #!/bin/sh
3 test_description='diff with assume-unchanged entries'
5 . ./test-lib.sh
7 # external diff has been tested in t4020-diff-external.sh
9 test_expect_success 'setup' '
10 echo zero > zero &&
11 git add zero &&
12 git commit -m zero &&
13 echo one > one &&
14 echo two > two &&
15 git add one two &&
16 git commit -m onetwo &&
17 git update-index --assume-unchanged one &&
18 echo borked >> one &&
19 test "$(git ls-files -v one)" = "h one"
22 test_expect_success 'diff-index does not examine assume-unchanged entries' '
23 git diff-index HEAD^ -- one | grep -q 5626abf0f72e58d7a153368ba57db4c673c0e171
26 test_expect_success 'diff-files does not examine assume-unchanged entries' '
27 rm one &&
28 test -z "$(git diff-files -- one)"
31 test_expect_success POSIXPERM 'find-copies-harder is not confused by mode bits' '
32 echo content >exec &&
33 chmod +x exec &&
34 git add exec &&
35 git commit -m exec &&
36 git update-index --assume-unchanged exec &&
37 >expect &&
38 git diff-files --find-copies-harder -- exec >actual &&
39 test_cmp expect actual
42 test_done