Added test for korean.

txtlang/src/lib.rs

@@ -89,6 +89,18 @@ mod tests {
         );
     }
 
+    #[test]
+    fn test_korean() {
+        assert_eq!(
+            scan("朝鲜语"),
+            vec![Match {
+                language: Language::Kor,
+                start: 0,
+                end: 9,
+            }]
+        );
+    }
+
     #[test]
     fn test_bug_001() {
         assert_eq!(scan("ampersand"), vec![]);