diff --git a/js/test.html b/js/test.html
index b2769cef..2d32299a 100644
--- a/js/test.html
+++ b/js/test.html
@@ -8,6 +8,16 @@ var m = [0x61, 0x62, 0x63];
 var dgst = sm3(m);
 console.log("sm3(\"abc\") = " + dgst);
 
+var hmac_key = [0x31, 0x32, 0x33, 0x34, 0x35, 0x36];
+var hmac = [
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+];
+sm3_hmac(m, hmac_key, hmac);
+console.log("sm3_hmac(\"abc\", \"123456\") = " + hmac);
+
 var user_key = [
 	0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef,
 	0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10,