ags4-auto-test: enabled utf-8 char literal test

Author: ivan-mogilko

ags4/auto-test/test-string.asc

@@ -1,7 +1,7 @@
 // Test String Module Script
 int GetTestStringCount()
 {
-  return 30 + 60 /* string split */;
+  return 31 + 60 /* string split */;
 }
 
 void TestString()
@@ -13,11 +13,10 @@ void TestString()
     mytext = mytext.Append("World");
     tap.is(mytext, "HelloWorld", "String.Append test");
 
-//    disabled because single utf-8 char errors the new compiler
-//    // UTF-8 specific test
-//    String utfText = "Hell";
-//    utfText = utfText.AppendChar('ä');  // Append a UTF-8 character
-//    tap.is(utfText, "Hellä", "String.AppendChar UTF-8 test");
+    // UTF-8 specific test
+    String utfText = "Hell";
+    utfText = utfText.AppendChar('ä');  // Append a UTF-8 character
+    tap.is(utfText, "Hellä", "String.AppendChar UTF-8 test");
   }
 
   // String.AppendChar