| fun boxBoolean(b: Boolean): Any = b | |
| fun box(): String { | |
| if (boxBoolean(true) !== boxBoolean(true)) return "FAIL1" | |
| if (boxBoolean(false) !== boxBoolean(false)) return "FAIL2" | |
| if (boxBoolean(true) === boxBoolean(false)) return "FAIL3" | |
| if (boxBoolean(false) === boxBoolean(true)) return "FAIL4" | |
| if (boxBoolean(true) != boxBoolean(true)) return "FAIL5" | |
| if (boxBoolean(false) != boxBoolean(false)) return "FAIL6" | |
| if (boxBoolean(true) == boxBoolean(false)) return "FAIL7" | |
| if (boxBoolean(false) == boxBoolean(true)) return "FAIL8" | |
| return "OK" | |
| } |