// TODO: muted automatically, investigate should it be ran for JS or not
// IGNORE_BACKEND: JS

// WITH_REFLECT

class A

data class D(val s: String)

fun box(): String {
    val a = A()
    assert(A::equals.call(a, a))
    assert(!A::equals.call(a, 0))
    assert(A::hashCode.call(a) == A::hashCode.call(a))
    assert(A::toString.call(a).startsWith("A@"))

    assert(D::equals.call(D("foo"), D("foo")))
    assert(!D::equals.call(D("foo"), D("bar")))
    assert(D::hashCode.call(D("foo")) == D::hashCode.call(D("foo")))
    assert(D::toString.call(D("foo")) == "D(s=foo)")

    assert(Int::equals.call(-1, -1))
    assert(Int::hashCode.call(0) != Int::hashCode.call(1))
    assert(Int::toString.call(42) == "42")

    assert(String::equals.call("beer", "beer"))
    String::hashCode.call("beer")

    return String::toString.call("OK")
}