/*
 * 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.ignite.internal.processors.cache.local;

import java.util.Collections;
import java.util.Map;
import javax.cache.Cache;
import org.apache.ignite.Ignite;
import org.apache.ignite.cache.store.CacheStoreAdapter;
import org.apache.ignite.configuration.CacheConfiguration;
import org.apache.ignite.configuration.IgniteConfiguration;
import org.apache.ignite.internal.util.typedef.F;
import org.apache.ignite.spi.discovery.tcp.TcpDiscoverySpi;
import org.apache.ignite.spi.discovery.tcp.ipfinder.vm.TcpDiscoveryVmIpFinder;
import org.apache.ignite.testframework.MvccFeatureChecker;
import org.apache.ignite.testframework.junits.common.GridCommonAbstractTest;
import org.junit.Before;
import org.junit.Test;

import static org.apache.ignite.cache.CacheMode.LOCAL;

/**
 * Load-All self test.
 */
public class GridCacheLocalLoadAllSelfTest extends GridCommonAbstractTest {
    /** */
    @Before
    public void beforeGridCacheLocalLoadAllSelfTest() {
        MvccFeatureChecker.skipIfNotSupported(MvccFeatureChecker.Feature.LOCAL_CACHE);
    }

    /**
     *
     */
    public GridCacheLocalLoadAllSelfTest() {
        super(true);
    }

    /**
     *
     * @throws Exception If test failed.
     */
    @Test
    public void testCacheGetAll() throws Exception {
        Ignite ignite = grid();

        assert ignite != null;

        ignite.cache("test-cache").getAll(Collections.singleton(1));
    }

    /** {@inheritDoc} */
    @SuppressWarnings("unchecked")
    @Override protected IgniteConfiguration getConfiguration(String igniteInstanceName) throws Exception {
        MvccFeatureChecker.skipIfNotSupported(MvccFeatureChecker.Feature.LOCAL_CACHE);

        IgniteConfiguration cfg = super.getConfiguration(igniteInstanceName);

        TcpDiscoverySpi disco = new TcpDiscoverySpi();

        disco.setIpFinder(new TcpDiscoveryVmIpFinder(true));

        cfg.setDiscoverySpi(disco);

        CacheConfiguration ccfg = defaultCacheConfiguration();

        ccfg.setName("test-cache");
        ccfg.setCacheMode(LOCAL);
        ccfg.setCacheStoreFactory(singletonFactory(new TestStore()));
        ccfg.setReadThrough(true);
        ccfg.setWriteThrough(true);
        ccfg.setLoadPreviousValue(true);

        cfg.setCacheConfiguration(ccfg);

        return cfg;
    }

    /**
     *
     */
    private static class TestStore extends CacheStoreAdapter<Integer, Integer> {
        /** {@inheritDoc} */
        @Override public Map<Integer, Integer> loadAll(Iterable<? extends Integer> keys) {
            assert keys != null;

            return F.asMap(1, 1, 2, 2, 3, 3);
        }

        /** {@inheritDoc} */
        @Override public Integer load(Integer key) {
            // No-op.

            return null;
        }

        /** {@inheritDoc} */
        @Override public void write(Cache.Entry<? extends Integer, ? extends Integer> e) {
            // No-op.
        }

        /** {@inheritDoc} */
        @Override public void delete(Object key) {
            // No-op.
        }
    }
}
