class A (val p: String, p1: String, p2: String) {

    var cond1: String = ""

    var cond2: String = ""

    val prop1 = if (cond1(p)) p1 else null

    val prop2 = if (cond2(p)) p2 else null;


    fun cond1(p: String): Boolean {
        cond1 = "cond1"
        return p == "test"
    }

    fun cond2(p: String): Boolean {
        cond2 = "cond2"
        return p == "test"
    }
}

fun box(): String {
    val a = A("test", "OK", "fail")

    if (a.cond1 != "cond1") return "fail 2 : ${a.cond1}"

    if (a.cond2 != "cond2") return "fail 3 : ${a.cond2}"

    return "OK"
}