1 files changed, 37 insertions, 0 deletions
diff --git a/t/t4006-diff-mode.sh b/t/t4006-diff-mode.sh
index b85f622e7c..392dfeff57 100755
--- a/t/t4006-diff-mode.sh
+++ b/t/t4006-diff-mode.sh
@@ -25,4 +25,41 @@ test_expect_success 'chmod' '
 	test_cmp expected check
 '
 
+test_expect_success 'prepare binary file' '
+	git commit -m rezrov &&
+	dd if=/dev/zero of=binbin bs=1024 count=1 &&
+	git add binbin &&
+	git commit -m binbin
+'
+
+test_expect_success '--stat output after text chmod' '
+	test_chmod -x rezrov &&
+	echo " 0 files changed" >expect &&
+	git diff HEAD --stat >actual &&
+	test_cmp expect actual
+'
+
+test_expect_success '--shortstat output after text chmod' '
+	git diff HEAD --shortstat >actual &&
+	test_cmp expect actual
+'
+
+test_expect_success '--stat output after binary chmod' '
+	test_chmod +x binbin &&
+	cat >expect <<-EOF &&
+	 binbin |  Bin 1024 -> 1024 bytes
+	 1 file changed, 0 insertions(+), 0 deletions(-)
+	EOF
+	git diff HEAD --stat >actual &&
+	test_cmp expect actual
+'
+
+test_expect_success '--shortstat output after binary chmod' '
+	cat >expect <<-EOF &&
+	 1 file changed, 0 insertions(+), 0 deletions(-)
+	EOF
+	git diff HEAD --shortstat >actual &&
+	test_cmp expect actual
+'
+
 test_done