/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.    
 */
package org.apache.openjpa.persistence.jdbc.query.cache;

import org.apache.openjpa.datacache.ConcurrentQueryCache;
import org.apache.openjpa.datacache.AbstractQueryCache.EvictPolicy;

public class TestQueryDefaultEviction extends AbstractQueryCacheTest {
    public void setUp() throws Exception {
        super.setUp(
                "openjpa.DataCache", "true",
                "openjpa.QueryCache", "true(CacheSize=1000)",
                "openjpa.RemoteCommitProvider", "sjvm");
    }

    /**
     * Verify that the persistent unit property configuration is enabling
     * the DEFAULT Eviction Policy.
     */
    public void testTimestampEvictionEnablement() {
        ConcurrentQueryCache qc = getQueryCache();
        EvictPolicy ep = qc.getEvictPolicy();
        assertTrue(ep == EvictPolicy.DEFAULT);
    }
    
    public void testLoadQueries() {
        // Not all databases support GenerationType.IDENTITY column(s)
        if (!checkSupportsIdentityGenerationType()) {
            return;
        }
        
        loadQueryCache();
        int cacheSizeBeforeUpdate = queryCacheGet();
        updateAnEntity();
        int cacheSizeAfterUpdate = queryCacheGet();

        // If evictPolicy is default the query cache size should not be equal to
        // cacheSizeBeforeUpdate value.
        assertNotEquals(cacheSizeBeforeUpdate, cacheSizeAfterUpdate);

        this.recreateData = false;
    }
}
