001/*
002 * Copyright (c) 2009, 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.bytecode;
024
025import org.junit.*;
026
027import com.oracle.graal.jtt.*;
028
029/*
030 */
031public class BC_checkcast01 extends JTTTest {
032
033    private static class TestClass {
034    }
035
036    static Object object2 = new Object();
037    static Object object3 = "";
038    static Object object4 = new TestClass();
039
040    public static int test(int arg) {
041        Object obj;
042        if (arg == 2) {
043            obj = object2;
044        } else if (arg == 3) {
045            obj = object3;
046        } else if (arg == 4) {
047            obj = object4;
048        } else {
049            obj = null;
050        }
051        final TestClass bc = (TestClass) obj;
052        if (bc != null) {
053            return arg;
054        }
055        return -1;
056    }
057
058    @Test
059    public void run0() throws Throwable {
060        runTest("test", 0);
061    }
062
063    @Test
064    public void run1() throws Throwable {
065        runTest("test", 1);
066    }
067
068    @Test
069    public void run2() throws Throwable {
070        runTest("test", 4);
071    }
072
073}