diff --git a/tests/test-ansi.scm b/tests/test-ansi.scm
index 9dfedf7..ccd1ade 100644
--- a/tests/test-ansi.scm
+++ b/tests/test-ansi.scm
@@ -22,4 +22,28 @@
 
       (test-equal "Current sequence should be #f" #f (cur-seq)))))
 
+
+(test-equal
+    "Text should contain a bold sequence with only one reset sequence"
+  "\x1b[1mhello\x1b[0m你好"
+  (call-with-output-string
+    (λ (str-port)
+      (define-values (ansi-port cur-seq reset restore)
+        (make-ansi-port-tuple str-port))
+
+      ;; no-op reset
+      (reset)
+
+      (display "\x1b[1mhello" ansi-port)
+
+      (test-equal "cur-seq should have bold"
+        "\x1b[1m"
+        (cur-seq))
+
+      ;; op reset
+      (reset)
+
+      (display "你好" ansi-port))))
+
+
 (test-end "test-ansi")