1 files changed, 6 insertions, 0 deletions
diff --git a/t/t9850-shell.sh b/t/t9850-shell.sh
index 2af476c3af..cfc71c3bd4 100755
--- a/t/t9850-shell.sh
+++ b/t/t9850-shell.sh
@@ -28,4 +28,10 @@ test_expect_success 'shell allows interactive command' '
 	test_cmp expect actual
 '
 
+test_expect_success 'shell complains of overlong commands' '
+	perl -e "print \"a\" x 2**12 for (0..2**19)" |
+	test_must_fail git shell 2>err &&
+	grep "too long" err
+'
+
 test_done