format-patch: respect --stat in cover letter's diffstat

diff --git a/t/t3003-ls-files-exclude.sh b/t/t3003-ls-files-exclude.sh
index fc1e379321a5ccd278951b7aaa21f677f7cbc960..d5ec333131f92cd086924815a9f32ad1c8b50aae 100755 (executable)
--- a/t/t3003-ls-files-exclude.sh
+++ b/t/t3003-ls-files-exclude.sh
@@ -29,4 +29,12 @@ test_expect_success 'add file to gitignore' '
 '
 check_all_output
 
+test_expect_success 'ls-files -i lists only tracked-but-ignored files' '
+       echo content >other-file &&
+       git add other-file &&
+       echo file >expect &&
+       git ls-files -i --exclude-standard >output &&
+       test_cmp expect output
+'
+
 test_done