1.1 --- a/rt/vmtest/src/test/java/org/apidesign/bck2brwsr/tck/ByteArithmeticTest.java Tue Apr 02 15:40:51 2013 +0200
1.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000
1.3 @@ -1,147 +0,0 @@
1.4 -/**
1.5 - * Back 2 Browser Bytecode Translator
1.6 - * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
1.7 - *
1.8 - * This program is free software: you can redistribute it and/or modify
1.9 - * it under the terms of the GNU General Public License as published by
1.10 - * the Free Software Foundation, version 2 of the License.
1.11 - *
1.12 - * This program is distributed in the hope that it will be useful,
1.13 - * but WITHOUT ANY WARRANTY; without even the implied warranty of
1.14 - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
1.15 - * GNU General Public License for more details.
1.16 - *
1.17 - * You should have received a copy of the GNU General Public License
1.18 - * along with this program. Look for COPYING file in the top folder.
1.19 - * If not, see http://opensource.org/licenses/GPL-2.0.
1.20 - */
1.21 -package org.apidesign.bck2brwsr.tck;
1.22 -
1.23 -import org.apidesign.bck2brwsr.core.JavaScriptBody;
1.24 -import org.apidesign.bck2brwsr.vmtest.Compare;
1.25 -import org.apidesign.bck2brwsr.vmtest.VMTest;
1.26 -import org.testng.annotations.Factory;
1.27 -
1.28 -/**
1.29 - *
1.30 - * @author Jaroslav Tulach <jtulach@netbeans.org>
1.31 - */
1.32 -public class ByteArithmeticTest {
1.33 -
1.34 - private static byte add(byte x, byte y) {
1.35 - return (byte)(x + y);
1.36 - }
1.37 -
1.38 - private static byte sub(byte x, byte y) {
1.39 - return (byte)(x - y);
1.40 - }
1.41 -
1.42 - private static byte mul(byte x, byte y) {
1.43 - return (byte)(x * y);
1.44 - }
1.45 -
1.46 - private static byte div(byte x, byte y) {
1.47 - return (byte)(x / y);
1.48 - }
1.49 -
1.50 - private static byte mod(byte x, byte y) {
1.51 - return (byte)(x % y);
1.52 - }
1.53 -
1.54 - @Compare public byte conversion() {
1.55 - return (byte)123456;
1.56 - }
1.57 -
1.58 - @Compare public byte addOverflow() {
1.59 - return add(Byte.MAX_VALUE, (byte)1);
1.60 - }
1.61 -
1.62 - @Compare public byte subUnderflow() {
1.63 - return sub(Byte.MIN_VALUE, (byte)1);
1.64 - }
1.65 -
1.66 - @Compare public byte addMaxByteAndMaxByte() {
1.67 - return add(Byte.MAX_VALUE, Byte.MAX_VALUE);
1.68 - }
1.69 -
1.70 - @Compare public byte subMinByteAndMinByte() {
1.71 - return sub(Byte.MIN_VALUE, Byte.MIN_VALUE);
1.72 - }
1.73 -
1.74 - @Compare public byte multiplyMaxByte() {
1.75 - return mul(Byte.MAX_VALUE, (byte)2);
1.76 - }
1.77 -
1.78 - @Compare public byte multiplyMaxByteAndMaxByte() {
1.79 - return mul(Byte.MAX_VALUE, Byte.MAX_VALUE);
1.80 - }
1.81 -
1.82 - @Compare public byte multiplyMinByte() {
1.83 - return mul(Byte.MIN_VALUE, (byte)2);
1.84 - }
1.85 -
1.86 - @Compare public byte multiplyMinByteAndMinByte() {
1.87 - return mul(Byte.MIN_VALUE, Byte.MIN_VALUE);
1.88 - }
1.89 -
1.90 - @Compare public byte multiplyPrecision() {
1.91 - return mul((byte)17638, (byte)1103);
1.92 - }
1.93 -
1.94 - @Compare public byte division() {
1.95 - return div((byte)1, (byte)2);
1.96 - }
1.97 -
1.98 - @Compare public byte divisionReminder() {
1.99 - return mod((byte)1, (byte)2);
1.100 - }
1.101 -
1.102 - private static int readShort(byte[] byteCodes, int offset) {
1.103 - int signed = byteCodes[offset];
1.104 - byte b0 = (byte)signed;
1.105 - return (b0 << 8) | (byteCodes[offset + 1] & 0xff);
1.106 - }
1.107 -
1.108 - private static int readShortArg(byte[] byteCodes, int offsetInstruction) {
1.109 - return readShort(byteCodes, offsetInstruction + 1);
1.110 - }
1.111 -
1.112 - @Compare public int readIntArgs255and156() {
1.113 - final byte[] arr = new byte[] { (byte)0, (byte)255, (byte)156 };
1.114 -
1.115 - assert arr[1] == -1 : "First byte: " + arr[1];
1.116 - assert arr[2] == -100 : "Second byte: " + arr[2];
1.117 - final int ret = readShortArg(arr, 0);
1.118 - assert ret < 65000: "Value: " + ret;
1.119 - return ret;
1.120 - }
1.121 -
1.122 - @JavaScriptBody(args = { "arr" }, body = "arr[1] = 255; arr[2] = 156; return arr;")
1.123 - private static byte[] fill255and156(byte[] arr) {
1.124 - arr[1] = (byte)255;
1.125 - arr[2] = (byte)156;
1.126 - return arr;
1.127 - }
1.128 -
1.129 - @Compare public int readIntArgs255and156JSArray() {
1.130 - final byte[] arr = fill255and156(new byte[] { 0, 0, 0 });
1.131 -
1.132 - final int ret = readShortArg(arr, 0);
1.133 - assert ret < 65000: "Value: " + ret;
1.134 - return ret;
1.135 - }
1.136 -
1.137 - @Compare public int readIntArgsMinus1andMinus100() {
1.138 - final byte[] arr = new byte[] { (byte)0, (byte)-1, (byte)-100 };
1.139 -
1.140 - assert arr[1] == -1 : "First byte: " + arr[1];
1.141 - assert arr[2] == -100 : "Second byte: " + arr[2];
1.142 -
1.143 - return readShortArg(arr, 0);
1.144 - }
1.145 -
1.146 - @Factory
1.147 - public static Object[] create() {
1.148 - return VMTest.create(ByteArithmeticTest.class);
1.149 - }
1.150 -}