Rewrite some struct linkages

datasources/cjlookup/humanumarts_test.go

@@ -5,7 +5,12 @@ import (
 )
 
 func TestCUHARTLinks(t *testing.T) {
-	if Big5UrlParam("呀") != "%A7r" {
+	s, err := Big5UrlParam("呀")
+	if s != "%A7r" {
 		t.Errorf("Faild to encode Big5 string: %A7r", err)
 	}
+
+	if SParams("caang4") != "s1=c&s2=aang&s3=4" {
+		t.Error("Faild to parse s params for: caang4")
+	}
 }