001/*
002 * Copyright (c) 2011, 2012, 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.optimize;
024
025import org.junit.*;
026
027import com.oracle.graal.jtt.*;
028
029/*
030 * Tests calls to the array copy method.
031 */
032public class ArrayCopy01 extends JTTTest {
033
034    public static Object[] src = new Object[]{null, null};
035    public static Object[] dest = new Object[]{null, null};
036    static {
037        // Ensure System is resolved
038        System.arraycopy(src, 0, src, 0, src.length);
039    }
040
041    public static int test(int srcPos, int destPos, int length) {
042        System.arraycopy(src, srcPos, dest, destPos, length);
043        return 0;
044    }
045
046    @Test
047    public void run0() throws Throwable {
048        runTest("test", 0, 0, 0);
049    }
050
051    @Test
052    public void run1() throws Throwable {
053        runTest("test", 0, 0, -1);
054    }
055
056    @Test
057    public void run2() throws Throwable {
058        runTest("test", -1, 0, 0);
059    }
060
061    @Test
062    public void run3() throws Throwable {
063        runTest("test", 0, -1, 0);
064    }
065
066    @Test
067    public void run4() throws Throwable {
068        runTest("test", 0, 0, 2);
069    }
070
071    @Test
072    public void run5() throws Throwable {
073        runTest("test", 0, 1, 2);
074    }
075
076    @Test
077    public void run6() throws Throwable {
078        runTest("test", 1, 0, 2);
079    }
080
081    @Test
082    public void run7() throws Throwable {
083        runTest("test", 1, 1, -1);
084    }
085
086}