modules/core/src/test/java/org/apache/ignite/internal/GridNodeLocalSelfTest.java

/*
 * 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;

import java.util.Date;
import java.util.concurrent.ConcurrentMap;
import org.apache.ignite.Ignite;
import org.apache.ignite.internal.util.lang.GridTuple3;
import org.apache.ignite.internal.util.typedef.F;
import org.apache.ignite.internal.util.typedef.G;
import org.apache.ignite.mxbean.IgniteMXBean;
import org.apache.ignite.testframework.junits.common.GridCommonAbstractTest;
import org.apache.ignite.testframework.junits.common.GridCommonTest;
import org.junit.Test;

/**
 * This test will test node local storage.
 */
@GridCommonTest(group = "Kernal Self")
public class GridNodeLocalSelfTest extends GridCommonAbstractTest {
    /** Create test. */
    public GridNodeLocalSelfTest() {
        super(/* Start grid. */true);
    }

    /**
     * Test node-local values operations.
     *
     * @throws Exception If test failed.
     */
    @Test
    public void testNodeLocal() throws Exception {
        Ignite g = G.ignite(getTestIgniteInstanceName());

        String keyStr = "key";
        int keyNum = 1;
        Date keyDate = new Date();

        GridTuple3 key = F.t(keyNum, keyStr, keyDate);

        ConcurrentMap<Object, Object> nl = g.cluster().nodeLocalMap();

        nl.put(keyStr, "Hello world!");
        nl.put(key, 12);

        assert nl.containsKey(keyStr);
        assert nl.containsKey(key);
        assert !nl.containsKey(keyNum);
        assert !nl.containsKey(F.t(keyNum, keyStr));

        assert "Hello world!".equals(nl.get(keyStr));
        assert (Integer)nl.get(key) == 12;
    }

    /**
     * Test that node local map is cleared via {@link IgniteMXBean#clearNodeLocalMap()}.
     *
     * @throws Exception if test failed.
     */
    @Test
    public void testClearNodeLocalMap() throws Exception {
        final String key = "key";
        final String value = "value";

        Ignite grid = G.ignite(getTestIgniteInstanceName());

        ConcurrentMap<Object, Object> nodeLocalMap = grid.cluster().nodeLocalMap();
        nodeLocalMap.put(key, value);

        assert !nodeLocalMap.isEmpty() : "Empty node local map";
        assert nodeLocalMap.containsKey(key);

        IgniteMXBean igniteMXBean = getMxBean(getTestIgniteInstanceName(), "Kernal", "IgniteKernal",
            IgniteMXBean.class);
        igniteMXBean.clearNodeLocalMap();
        assert nodeLocalMap.isEmpty() : "Not empty node local map";
    }
}