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-rwxr-xr-xt/t4039-diff-assume-unchanged.sh43
1 files changed, 43 insertions, 0 deletions
diff --git a/t/t4039-diff-assume-unchanged.sh b/t/t4039-diff-assume-unchanged.sh
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+++ b/t/t4039-diff-assume-unchanged.sh
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+#!/bin/sh
+
+test_description='diff with assume-unchanged entries'
+
+TEST_PASSES_SANITIZE_LEAK=true
+. ./test-lib.sh
+
+# external diff has been tested in t4020-diff-external.sh
+
+test_expect_success 'setup' '
+ echo zero > zero &&
+ git add zero &&
+ git commit -m zero &&
+ echo one > one &&
+ echo two > two &&
+ blob=$(git hash-object one) &&
+ git add one two &&
+ git commit -m onetwo &&
+ git update-index --assume-unchanged one &&
+ echo borked >> one &&
+ test "$(git ls-files -v one)" = "h one"
+'
+
+test_expect_success 'diff-index does not examine assume-unchanged entries' '
+ git diff-index HEAD^ -- one | grep -q $blob
+'
+
+test_expect_success 'diff-files does not examine assume-unchanged entries' '
+ rm one &&
+ test -z "$(git diff-files -- one)"
+'
+
+test_expect_success POSIXPERM 'find-copies-harder is not confused by mode bits' '
+ echo content >exec &&
+ chmod +x exec &&
+ git add exec &&
+ git commit -m exec &&
+ git update-index --assume-unchanged exec &&
+ git diff-files --find-copies-harder -- exec >actual &&
+ test_must_be_empty actual
+'
+
+test_done