001/*
002 * Copyright (c) 2012, 2014, 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 jdk.internal.jvmci.runtime.test;
024
025import static jdk.internal.jvmci.meta.MetaUtil.*;
026import static org.junit.Assert.*;
027
028import java.lang.reflect.*;
029
030import jdk.internal.jvmci.meta.*;
031
032import org.junit.*;
033
034/**
035 * Tests for {@link MetaAccessProvider}.
036 */
037public class TestMetaAccessProvider extends TypeUniverse {
038
039    @Test
040    public void lookupJavaTypeTest() {
041        for (Class<?> c : classes) {
042            ResolvedJavaType type = metaAccess.lookupJavaType(c);
043            assertNotNull(c.toString(), type);
044            assertEquals(c.toString(), type.getName(), toInternalName(c.getName()));
045            assertEquals(c.toString(), type.getName(), toInternalName(type.toJavaName()));
046            assertEquals(c.toString(), c.getName(), type.toClassName());
047            if (!type.isArray()) {
048                assertEquals(c.toString(), c.getName(), type.toJavaName());
049            }
050        }
051    }
052
053    @Test
054    public void lookupJavaMethodTest() {
055        for (Class<?> c : classes) {
056            for (Method reflect : c.getDeclaredMethods()) {
057                ResolvedJavaMethod method = metaAccess.lookupJavaMethod(reflect);
058                assertNotNull(method);
059                assertTrue(method.getDeclaringClass().equals(metaAccess.lookupJavaType(reflect.getDeclaringClass())));
060            }
061        }
062    }
063
064    @Test
065    public void lookupJavaFieldTest() {
066        for (Class<?> c : classes) {
067            for (Field reflect : c.getDeclaredFields()) {
068                ResolvedJavaField field = metaAccess.lookupJavaField(reflect);
069                assertNotNull(field);
070                assertTrue(field.getDeclaringClass().equals(metaAccess.lookupJavaType(reflect.getDeclaringClass())));
071            }
072        }
073    }
074
075    @Test
076    public void lookupJavaTypeConstantTest() {
077        for (ConstantValue cv : constants()) {
078            JavaConstant c = cv.value;
079            if (c.getKind() == Kind.Object && !c.isNull()) {
080                Object o = cv.boxed;
081                ResolvedJavaType type = metaAccess.lookupJavaType(c);
082                assertNotNull(type);
083                assertTrue(type.equals(metaAccess.lookupJavaType(o.getClass())));
084            } else {
085                assertEquals(metaAccess.lookupJavaType(c), null);
086            }
087        }
088    }
089}