001/*
002 * Copyright (c) 2013, 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.replacements.test;
024
025import java.lang.reflect.*;
026
027import jdk.internal.jvmci.meta.*;
028
029import org.junit.*;
030
031import com.oracle.graal.compiler.test.*;
032
033/**
034 * Tests the implementation of Array.createInstance.
035 */
036public class DynamicNewArrayTest extends GraalCompilerTest {
037
038    private class Element {
039    }
040
041    @Test
042    public void test1() {
043        test("test1snippet");
044    }
045
046    @Test
047    public void test2() {
048        test("test2snippet");
049    }
050
051    @Test
052    public void test3() {
053        test("dynamic", Long.class, 7);
054    }
055
056    @Test
057    public void test4() {
058        test("dynamic", Boolean.class, -7);
059        test("dynamicSynchronized", Boolean.class, -7);
060    }
061
062    @Test
063    public void test5() {
064        test("dynamic", byte.class, 7);
065    }
066
067    @Test
068    public void test6() {
069        test("dynamic", null, 5);
070    }
071
072    @Test
073    public void test7() {
074        test("dynamic", void.class, 5);
075    }
076
077    @Test
078    public void testStub() {
079        ResolvedJavaMethod method = getResolvedJavaMethod("dynamic");
080        // this will use the stub call because Element[] is not loaded
081        Result actual1 = executeActual(method, null, Element.class, 7);
082        // this call will use the fast path
083        Result actual2 = executeActual(method, null, Element.class, 7);
084        Result expected = executeExpected(method, null, Element.class, 7);
085        assertEquals(actual1, expected);
086        assertEquals(actual2, expected);
087    }
088
089    public static Object test1snippet() {
090        return Array.newInstance(Integer.class, 7);
091    }
092
093    public static Object test2snippet() {
094        return Array.newInstance(char.class, 7);
095    }
096
097    public static Object dynamic(Class<?> elementType, int length) {
098        return Array.newInstance(elementType, length);
099    }
100
101    public static synchronized Object dynamicSynchronized(Class<?> elementType, int length) {
102        return Array.newInstance(elementType, length);
103    }
104}