001/*
002 * Copyright (c) 2015, 2015, Oracle and/or its affiliates. All rights reserved.
003 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
004 *
005 * This code is free software; you can redistribute it and/or modify it
006 * under the terms of the GNU General Public License version 2 only, as
007 * published by the Free Software Foundation.
008 *
009 * This code is distributed in the hope that it will be useful, but WITHOUT
010 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
011 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
012 * version 2 for more details (a copy is included in the LICENSE file that
013 * accompanied this code).
014 *
015 * You should have received a copy of the GNU General Public License version
016 * 2 along with this work; if not, write to the Free Software Foundation,
017 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
018 *
019 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
020 * or visit www.oracle.com if you need additional information or have any
021 * questions.
022 */
023package com.oracle.graal.jtt.lang;
024
025import org.junit.*;
026
027import com.oracle.graal.jtt.*;
028
029/*
030 */
031public class Math_exact extends JTTTest {
032
033    public static int testIntAddExact(int a, int b) {
034        return Math.addExact(a, b);
035    }
036
037    @Test
038    public void runTestIntAddExact() throws Throwable {
039        runTest("testIntAddExact", 1, 2);
040        runTest("testIntAddExact", 1, Integer.MAX_VALUE);
041        runTest("testIntAddExact", -1, Integer.MIN_VALUE);
042    }
043
044    public static long testLongAddExact(long a, long b) {
045        return Math.addExact(a, b);
046    }
047
048    @Test
049    public void runTestLongAddExact() throws Throwable {
050        runTest("testLongAddExact", 1L, 2L);
051        runTest("testLongAddExact", 1L, Long.MAX_VALUE);
052        runTest("testLongAddExact", -1L, Long.MIN_VALUE);
053    }
054
055    public static int testIntSubExact(int a, int b) {
056        return Math.subtractExact(a, b);
057    }
058
059    @Test
060    public void runTestIntSubExact() throws Throwable {
061        runTest("testIntSubExact", 1, 2);
062        runTest("testIntSubExact", -2, Integer.MAX_VALUE);
063        runTest("testIntSubExact", 2, Integer.MIN_VALUE);
064    }
065
066    public static long testLongSubExact(long a, long b) {
067        return Math.subtractExact(a, b);
068    }
069
070    @Test
071    public void runTestLongSubExact() throws Throwable {
072        runTest("testLongSubExact", 1L, 2L);
073        runTest("testLongSubExact", -2L, Long.MAX_VALUE);
074        runTest("testLongSubExact", 2L, Long.MIN_VALUE);
075    }
076
077    public static int testIntMulExact(int a, int b) {
078        return Math.multiplyExact(a, b);
079    }
080
081    @Test
082    public void runTestIntMulExact() throws Throwable {
083        runTest("testIntMulExact", 1, 2);
084        runTest("testIntMulExact", -2, Integer.MAX_VALUE);
085        runTest("testIntMulExact", 2, Integer.MIN_VALUE);
086    }
087
088    public static long testLongMulExact(long a, long b) {
089        return Math.multiplyExact(a, b);
090    }
091
092    @Test
093    public void runTestLongMulExact() throws Throwable {
094        runTest("testLongMulExact", 1L, 2L);
095        runTest("testLongMulExact", 2L, Long.MAX_VALUE);
096        runTest("testLongMulExact", -2L, Long.MIN_VALUE);
097    }
098}