/*

 * Copyright (c) 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

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 */

/**

 * @test

 * @bug 8136421

 * @library /testlibrary /test/lib /

 * @compile ../common/CompilerToVMHelper.java

 * @build sun.hotspot.WhiteBox

 * @run main ClassFileInstaller sun.hotspot.WhiteBox

 *                              sun.hotspot.WhiteBox$WhiteBoxPermission

 *                              jdk.vm.ci.hotspot.CompilerToVMHelper

 * @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI

 *      -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -Xbootclasspath/a:.

 *      compiler.jvmci.compilerToVM.CanInlineMethodTest

 */

package compiler.jvmci.compilerToVM;

import compiler.jvmci.common.CTVMUtilities;

import java.lang.reflect.Executable;

import java.util.ArrayList;

import java.util.Arrays;

import java.util.List;

import jdk.vm.ci.hotspot.CompilerToVMHelper;

import jdk.vm.ci.hotspot.HotSpotResolvedJavaMethod;

import jdk.test.lib.Asserts;

import sun.hotspot.WhiteBox;

public class CanInlineMethodTest {

    private static final WhiteBox WB = WhiteBox.getWhiteBox();

    public static void main(String[] args) {

        List<Executable> testCases = createTestCases();

        testCases.forEach(CanInlineMethodTest::runSanityTest);

    }

    private static void runSanityTest(Executable aMethod) {

        HotSpotResolvedJavaMethod method = CTVMUtilities

                .getResolvedMethod(aMethod);

        boolean canInline = CompilerToVMHelper.canInlineMethod(method);

        boolean expectedCanInline = !WB.testSetDontInlineMethod(aMethod,

                true);

        Asserts.assertEQ(canInline, expectedCanInline, "Unexpected initial " +

                "value of property 'can inline'");

        canInline = CompilerToVMHelper.canInlineMethod(method);

        Asserts.assertFalse(canInline, aMethod + "Unexpected value of " +

                "property 'can inline' after setting 'do not inline' to true");

        WB.testSetDontInlineMethod(aMethod, false);

        canInline = CompilerToVMHelper.canInlineMethod(method);

        Asserts.assertTrue(canInline, "Unexpected value of " +

                "property 'can inline' after setting 'do not inline' to false");

    }

    private static List<Executable> createTestCases() {

        List<Executable> testCases = new ArrayList<>();

        Class<?> aClass = DummyClass.class;

        testCases.addAll(Arrays.asList(aClass.getDeclaredMethods()));

        testCases.addAll(Arrays.asList(aClass.getDeclaredConstructors()));

        return testCases;

    }

}