diff --git a/tests/by-util/test_cat.rs b/tests/by-util/test_cat.rs
index b194eb9b0..481b1683d 100644
--- a/tests/by-util/test_cat.rs
+++ b/tests/by-util/test_cat.rs
@@ -3,6 +3,14 @@ extern crate unix_socket;
 
 use crate::common::util::*;
 
+#[test]
+fn test_output_simple() {
+    new_ucmd!()
+        .args(&["alpha.txt"])
+        .succeeds()
+        .stdout_only("abcde\nfghij\nklmno\npqrst\nuvwxyz\n");
+}
+
 #[test]
 fn test_output_multi_files_print_all_chars() {
     new_ucmd!()