Added escapes test

ablescript/src/lexer.rs

@@ -203,8 +203,17 @@ mod tests {
             RightCurly,
             RightCurly,
         ];
-        let lexer = Token::lexer(code);
-        let result: Vec<Token> = lexer.collect();
+
+        let result: Vec<_> = Token::lexer(code).collect();
+        assert_eq!(result, expected);
+    }
+
+    #[test]
+    fn escapes() {
+        let code = r#"/*»"720B""722B""7195"«*/"#;
+        let expected = &[Token::String("»にゃぁ«".to_owned())];
+
+        let result: Vec<_> = Token::lexer(code).collect();
         assert_eq!(result, expected);
     }
 }