/**
 * Copyright (C) 2012-2013 Selventa, Inc.
 *
 * This file is part of the OpenBEL Framework.
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * The OpenBEL Framework 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 Lesser General Public
 * License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with the OpenBEL Framework. If not, see <http://www.gnu.org/licenses/>.
 *
 * Additional Terms under LGPL v3:
 *
 * This license does not authorize you and you are prohibited from using the
 * name, trademarks, service marks, logos or similar indicia of Selventa, Inc.,
 * or, in the discretion of other licensors or authors of the program, the
 * name, trademarks, service marks, logos or similar indicia of such authors or
 * licensors, in any marketing or advertising materials relating to your
 * distribution of the program or any covered product. This restriction does
 * not waive or limit your obligation to keep intact all copyright notices set
 * forth in the program as delivered to you.
 *
 * If you distribute the program in whole or in part, or any modified version
 * of the program, and you assume contractual liability to the recipient with
 * respect to the program or modified version, then you will indemnify the
 * authors and licensors of the program for any liabilities that these
 * contractual assumptions directly impose on those licensors and authors.
 */
package org.openbel.framework.common.external;

import static org.junit.Assert.assertTrue;
import static org.openbel.framework.common.BELUtilities.entries;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.UUID;

import org.junit.Before;
import org.junit.Test;
import org.openbel.framework.common.external.ReadCache;

public class ReadCacheTest {
    private ReadCache subject;

    @Before
    public void setUp() {
        subject = new ReadCache();
    }

    @Test
    public void test() {
        assertTrue(subject.size() == 0);
        int cached_count = 10;
        List<UUID> uuids = new ArrayList<UUID>();
        Map<UUID, Integer> truth = new HashMap<UUID, Integer>();
        for (int i = 0; i < cached_count; i++) {
            UUID uuid = UUID.randomUUID();
            uuids.add(uuid);
            subject.cache(i, uuid);
            truth.put(uuid, i);
        }
        assertTrue(subject.size() == cached_count);
        for (final Entry<UUID, Integer> e : entries(truth)) {
            UUID key = e.getKey();
            Integer value = e.getValue();
            assertTrue(subject.get(value) == key);
        }
    }

}