eagle-core/eagle-query/eagle-entity-base/src/test/java/org/apache/eagle/log/entity/meta/TestListSerDeser.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.eagle.log.entity.meta;

import java.util.ArrayList;
import java.util.List;

import org.junit.Assert;

import org.junit.Test;

public class TestListSerDeser {

    @SuppressWarnings("rawtypes")
    @Test
    public void testStringListSerDeser() {
        ListSerDeser serDeser = new ListSerDeser();
        List<String> sources = new ArrayList<String>();
        sources.add("value1");
        sources.add("value2");
        sources.add("value3");

        byte[] bytes = serDeser.serialize(sources);
        Assert.assertEquals(4 + sources.size() * 8 + 18, bytes.length);
        List targets = serDeser.deserialize(bytes);
        Assert.assertEquals(sources.size(), targets.size());

        Assert.assertTrue(targets.contains("value1"));
        Assert.assertTrue(targets.contains("value2"));
        Assert.assertTrue(targets.contains("value3"));
    }

    @SuppressWarnings("rawtypes")
    @Test
    public void testIntegerMapSerDeser() {
        ListSerDeser serDeser = new ListSerDeser();
        List<Integer> sources = new ArrayList<Integer>();
        sources.add(1);
        sources.add(2);
        sources.add(3);

        byte[] bytes = serDeser.serialize(sources);
        Assert.assertEquals(4 + sources.size() * 8 + 12, bytes.length);
        List targets = serDeser.deserialize(bytes);
        Assert.assertEquals(sources.size(), targets.size());

        Assert.assertTrue(targets.contains(1));
        Assert.assertTrue(targets.contains(2));
        Assert.assertTrue(targets.contains(3));
    }

    @SuppressWarnings({
                       "rawtypes", "unchecked"
    })
    @Test
    public void testListListSerDeser() {
        ListSerDeser serDeser = new ListSerDeser();
        List<List<String>> sources = new ArrayList<List<String>>();
        List<String> list1 = new ArrayList<String>();
        list1.add("value1");
        list1.add("value2");
        list1.add("value3");
        sources.add(list1);

        List<String> list2 = new ArrayList<String>();
        list2.add("value4");
        list2.add("value5");
        sources.add(list2);

        byte[] bytes = serDeser.serialize(sources);
        List targets = serDeser.deserialize(bytes);
        Assert.assertEquals(sources.size(), targets.size());

        list1 = (List)targets.get(0);
        Assert.assertNotNull(list1);
        Assert.assertEquals(3, list1.size());
        Assert.assertTrue(list1.contains("value1"));
        Assert.assertTrue(list1.contains("value2"));
        Assert.assertTrue(list1.contains("value3"));

        list2 = (List)targets.get(1);
        Assert.assertNotNull(list2);
        Assert.assertEquals(2, list2.size());
        Assert.assertTrue(list2.contains("value4"));
        Assert.assertTrue(list2.contains("value5"));
    }
}