/* * Copyright 2010-2018 JetBrains s.r.o. and Kotlin Programming Language contributors. * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file. */ package test.utils import kotlin.test.Test import kotlin.test.assertEquals class HashCodeTest { @Test fun hashCodeOfNull() { assertEquals(0, null.hashCode()) val foo: Any? = null assertEquals(0, foo.hashCode()) } @Test fun hashCodeOfNotNull() { val value = "test" val nullableValue: String? = value assertEquals(value.hashCode(), nullableValue.hashCode()) } }