test $(wc -l < crlfed.txt) = $(cat crlfed.txt | keep_only_cr | wc -c)
'
+test_expect_success 'diff --cached' '
+ git add file &&
+ git update-index --assume-unchanged file &&
+ echo second >file &&
+ git diff --cached >actual &&
+ test_cmp ../t4020/diff.NUL actual
+'
+
test_done