rt/emul/compact/src/test/java/org/apidesign/bck2brwsr/tck/IntegerArithmeticTest.java
2 * Back 2 Browser Bytecode Translator
3 * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
5 * This program is free software: you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation, version 2 of the License.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program. Look for COPYING file in the top folder.
16 * If not, see http://opensource.org/licenses/GPL-2.0.
18 package org.apidesign.bck2brwsr.tck;
20 import org.apidesign.bck2brwsr.vmtest.Compare;
21 import org.apidesign.bck2brwsr.vmtest.VMTest;
22 import org.testng.annotations.Factory;
26 * @author Jaroslav Tulach <jtulach@netbeans.org>
28 public class IntegerArithmeticTest {
30 private static int add(int x, int y) {
34 private static int sub(int x, int y) {
38 private static int mul(int x, int y) {
42 private static int div(int x, int y) {
46 private static int mod(int x, int y) {
50 private static int neg(int x) {
54 private static float fadd(float x, float y) {
58 private static double dadd(double x, double y) {
62 @Compare public int addOverflow() {
63 return add(Integer.MAX_VALUE, 1);
66 @Compare public int subUnderflow() {
67 return sub(Integer.MIN_VALUE, 1);
70 @Compare public int addMaxIntAndMaxInt() {
71 return add(Integer.MAX_VALUE, Integer.MAX_VALUE);
74 @Compare public int subMinIntAndMinInt() {
75 return sub(Integer.MIN_VALUE, Integer.MIN_VALUE);
78 @Compare public int multiplyMaxInt() {
79 return mul(Integer.MAX_VALUE, 2);
82 @Compare public int multiplyMaxIntAndMaxInt() {
83 return mul(Integer.MAX_VALUE, Integer.MAX_VALUE);
86 @Compare public int multiplyMinInt() {
87 return mul(Integer.MIN_VALUE, 2);
90 @Compare public int multiplyMinIntAndMinInt() {
91 return mul(Integer.MIN_VALUE, Integer.MIN_VALUE);
94 @Compare public int multiplyPrecision() {
95 return mul(119106029, 1103515245);
98 @Compare public int division() {
102 @Compare public int divisionReminder() {
106 @Compare public int negativeDivision() {
110 @Compare public int negativeDivisionReminder() {
114 @Compare public int conversionFromFloat() {
115 return (int) fadd(-2, -0.6f);
118 @Compare public int conversionFromDouble() {
119 return (int) dadd(-2, -0.6);
122 @Compare public boolean divByZeroThrowsArithmeticException() {
126 } catch (final ArithmeticException e) {
131 @Compare public boolean modByZeroThrowsArithmeticException() {
135 } catch (final ArithmeticException e) {
140 @Compare public int negate() {
144 @Compare public int negateMaxInt() {
145 return neg(Integer.MAX_VALUE);
148 @Compare public int negateMinInt() {
149 return neg(Integer.MIN_VALUE);
152 @Compare public int sumTwoDimensions() {
153 int[][] matrix = createMatrix(4, 3);
158 static int[][] createMatrix(int x, int y) {
159 return new int[x][y];
163 public static Object[] create() {
164 return VMTest.create(IntegerArithmeticTest.class);