MongoUtilTest.java example

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/*
 *    GeoTools - The Open Source Java GIS Toolkit
 *    http://geotools.org
 * 
 *    (C) 2015, Open Source Geospatial Foundation (OSGeo)
 *    (C) 2014-2015, Boundless
 *
 *    This library 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;
 *    version 2.1 of the License.
 *
 *    This library 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.
 */
package org.geotools.data.mongodb;

import com.mongodb.BasicDBObject;
import com.mongodb.DBObject;
import static org.hamcrest.CoreMatchers.*;
import org.hamcrest.CoreMatchers;
import static org.junit.Assert.*;
import org.junit.Test;

/**
 *
 * @author tkunicki@boundlessgeo.com
 */
public class MongoUtilTest {
    
    public MongoUtilTest() {
    }

    @Test
    public void set() {
        DBObject dbo = new BasicDBObject();
        Object result;
        
        MongoUtil.setDBOValue(dbo, "root.child1", 1d);
        result = MongoUtil.getDBOValue(dbo, "root.child1");
        
        assertThat(result, is(CoreMatchers.instanceOf(Double.class)));
        assertThat((Double)result, is(equalTo(1d)));
        
        MongoUtil.setDBOValue(dbo, "root.child2", "one");
        result = MongoUtil.getDBOValue(dbo, "root.child2");
        
        assertThat(result, is(CoreMatchers.instanceOf(String.class)));
        assertThat((String)result, is(equalTo("one")));
        
        result = MongoUtil.getDBOValue(dbo, "root.doesnotexists");
        assertThat(result, is(nullValue()));
        
        result = MongoUtil.getDBOValue(dbo, "bugusroot.neglectedchild");
        assertThat(result, is(nullValue()));
    }
    
}