/*
 * Copyright (c) 2018, 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.
 *
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 */


package org.graalvm.compiler.core.test;

import org.junit.Test;

import java.util.Arrays;
import java.util.concurrent.TimeUnit;

public class EnumValuesTest extends GraalCompilerTest {

    private static final int NANOS_INDEX = Arrays.asList(TimeUnit.values()).indexOf(TimeUnit.NANOSECONDS);

    @SuppressWarnings("unused")
    public static void iterateUnits() {
        for (TimeUnit unit : TimeUnit.values()) {
            // nop
        }
    }

    public static void empty() {
    }

    @Test
    public void test0() {
        assertEquals(getFinalGraph("empty"), getFinalGraph("iterateUnits"));
    }

    public static TimeUnit getNanosValues() {
        return TimeUnit.values()[NANOS_INDEX];
    }

    public static TimeUnit getNanos() {
        return TimeUnit.NANOSECONDS;
    }

    @Test
    public void test1() {
        assertEquals(getFinalGraph("getNanos"), getFinalGraph("getNanosValues"));
    }
}