git update-index --add foo bar
git-commit -m "add foo bar"
-test_expect_failure \
+test_expect_success \
'git ls-files --error-unmatch should fail with unmatched path.' \
- 'git ls-files --error-unmatch foo bar-does-not-match'
+ '! git ls-files --error-unmatch foo bar-does-not-match'
test_expect_success \
'git ls-files --error-unmatch should succeed eith matched paths.' \