Add utf escapes to test program

src/test/test.c

@@ -28,6 +28,7 @@ int main(){
 		"\"\\n\"",
 		"\"\\\"\"",
 		"\"str\\nstr\"",
+		"\"\\uD83D\\uDE10\"",
 		"true",
 		"false",
 		"null",
@@ -83,6 +84,11 @@ int main(){
 		"{6}",
 		"[\"key\":5]",
 		"[3 4]",
+		"\"\\uD83D\\uDE1\"",
+		"\"\\uD83D\\uDE1Q\"",
+		"\"\\uD83\\uDE10\"",
+		"\"\\uF83D\\uDE10\"",
+		"\"\\uU83D\\uDE10\"",
 		"{\"key\":1 \"key2\":2}",
 		"{\"key\" 1}",
 		"6, 7",