/*

 * Copyright (c) 2012, 2015, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

/**

 * @test

 * @requires (os.simpleArch == "x64" | os.simpleArch == "sparcv9" | os.simpleArch == "aarch64")

 * @run junit/othervm -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI jdk.vm.ci.runtime.test.TestMetaAccessProvider

 */

package jdk.vm.ci.runtime.test;

import static jdk.vm.ci.meta.MetaUtil.toInternalName;

import static org.junit.Assert.assertEquals;

import static org.junit.Assert.assertNotNull;

import static org.junit.Assert.assertTrue;

import java.lang.reflect.Field;

import java.lang.reflect.Method;

import jdk.vm.ci.meta.JavaConstant;

import jdk.vm.ci.meta.JavaKind;

import jdk.vm.ci.meta.MetaAccessProvider;

import jdk.vm.ci.meta.ResolvedJavaField;

import jdk.vm.ci.meta.ResolvedJavaMethod;

import jdk.vm.ci.meta.ResolvedJavaType;

import org.junit.Test;

/**

 * Tests for {@link MetaAccessProvider}.

 */

public class TestMetaAccessProvider extends TypeUniverse {

    @Test

    public void lookupJavaTypeTest() {

        for (Class<?> c : classes) {

            ResolvedJavaType type = metaAccess.lookupJavaType(c);

            assertNotNull(c.toString(), type);

            assertEquals(c.toString(), type.getName(), toInternalName(c.getName()));

            assertEquals(c.toString(), type.getName(), toInternalName(type.toJavaName()));

            assertEquals(c.toString(), c.getName(), type.toClassName());

            if (!type.isArray()) {

                assertEquals(c.toString(), c.getName(), type.toJavaName());

            }

        }

    }

    @Test

    public void lookupJavaMethodTest() {

        for (Class<?> c : classes) {

            for (Method reflect : c.getDeclaredMethods()) {

                ResolvedJavaMethod method = metaAccess.lookupJavaMethod(reflect);

                assertNotNull(method);

                assertTrue(method.getDeclaringClass().equals(metaAccess.lookupJavaType(reflect.getDeclaringClass())));

            }

        }

    }

    @Test

    public void lookupJavaFieldTest() {

        for (Class<?> c : classes) {

            for (Field reflect : c.getDeclaredFields()) {

                ResolvedJavaField field = metaAccess.lookupJavaField(reflect);

                assertNotNull(field);

                assertTrue(field.getDeclaringClass().equals(metaAccess.lookupJavaType(reflect.getDeclaringClass())));

            }

        }

    }

    @Test

    public void lookupJavaTypeConstantTest() {

        for (ConstantValue cv : constants()) {

            JavaConstant c = cv.value;

            if (c.getJavaKind() == JavaKind.Object && !c.isNull()) {

                Object o = cv.boxed;

                ResolvedJavaType type = metaAccess.lookupJavaType(c);

                assertNotNull(type);

                assertTrue(type.equals(metaAccess.lookupJavaType(o.getClass())));

            } else {

                assertEquals(metaAccess.lookupJavaType(c), null);

            }

        }

    }

}