kotlin-fork/libraries/stdlib/test/collections/UnsignedArraysTest.kt

/*
 * Copyright 2010-2018 JetBrains s.r.o. 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.collections

import kotlin.test.*

class UnsignedArraysTest {

    @Test
    fun ubyteArrayInit() {
        val zeroArray = UByteArray(42)
        assertEquals(42, zeroArray.size)
        for (index in zeroArray.indices) {
            assertEquals(0u, zeroArray[index])
        }

        val initArray = UByteArray(42) { it.toUByte() }
        for (index in initArray.indices) {
            assertEquals(index.toUByte(), initArray[index])
        }
    }
    
    @Test
    fun ushortArrayInit() {
        val zeroArray = UShortArray(42)
        assertEquals(42, zeroArray.size)
        for (index in zeroArray.indices) {
            assertEquals(0u, zeroArray[index])
        }

        val initArray = UShortArray(42) { it.toUShort() }
        for (index in initArray.indices) {
            assertEquals(index.toUShort(), initArray[index])
        }
    }
    
    @Test
    fun uintArrayInit() {
        val zeroArray = UIntArray(42)
        assertEquals(42, zeroArray.size)
        for (index in zeroArray.indices) {
            assertEquals(0u, zeroArray[index])
        }

        val initArray = UIntArray(42) { it.toUInt() }
        for (index in initArray.indices) {
            assertEquals(index.toUInt(), initArray[index])
        }
    }
    
    @Test
    fun ulongArrayInit() {
        val zeroArray = ULongArray(42)
        assertEquals(42, zeroArray.size)
        for (index in zeroArray.indices) {
            assertEquals(0u, zeroArray[index])
        }

        val initArray = ULongArray(42) { it.toULong() }
        for (index in initArray.indices) {
            assertEquals(index.toULong(), initArray[index])
        }
    }
}