edu.hawaii.soest.pacioos.text.SimpleTextSourceTest.java Source code

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Here is the source code for edu.hawaii.soest.pacioos.text.SimpleTextSourceTest.java

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/**
 *  Copyright: 2016 Regents of the University of Hawaii and the
 *             School of Ocean and Earth Science and Technology
 *    Purpose: A test class that exercises the SocketTextSource class.
 *
 *   Authors: Christopher Jones
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
package edu.hawaii.soest.pacioos.text;

import java.io.EOFException;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.util.List;
import java.util.Properties;

import org.apache.commons.io.FileUtils;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.junit.After;
import org.junit.Before;

import com.rbnb.api.AddressException;
import com.rbnb.api.SerializeException;
import com.rbnb.api.Server;

/**
 * The SimpleTextSourceTest class provides methods shared across the 
 * individual test subclasses.  Mainly, it starts up a mock 
 * Data Turbine for the tests to push data into, and shuts it down
 * after the tests are complete.
 * 
 * @author cjones
 */
public class SimpleTextSourceTest {

    private static final Log log = LogFactory.getLog(SocketTextSourceTest.class);

    protected Server mockDT;

    protected String testResourcesDirectory;

    protected String mockCTDData;

    protected MockDataSource mockDataSource;

    protected Thread mockDataSourceThread;

    protected List<String> testMockInstruments;

    /**
     * Start a mock DataTurbine and a MockDataSource, both of which will be connected to 
     * by the SocketTextSource class being tested.
     * @throws java.lang.Exception
     */
    @Before
    public void setUp() throws Exception {

        // get the resources directory
        InputStream propsStream = ClassLoader.getSystemResourceAsStream("test.properties");
        Properties properties = new Properties();
        try {
            properties.load(propsStream);
            testResourcesDirectory = properties.getProperty("test.resources.directory");

        } catch (IOException e) {
            e.printStackTrace();
        }

        // start up a mock DataTurbine instance
        FileUtils.deleteDirectory(new File("/tmp/dt"));
        FileUtils.forceMkdir(new File("/tmp/dt"));
        String[] options = new String[] { "-a", "127.0.0.1:33333", "-H", "/tmp/dt" };
        mockDT = Server.launchNewServer(options);
        log.info("Dataturbine is running on " + mockDT.getAddress());
        Thread.sleep(2000);

    }

    /**
     * Clean up, shutting down the temporary Data Turbine instance
     * 
     * @throws java.lang.Exception
     */
    @After
    public void tearDown() throws Exception {

        // shut down the DT
        log.info("Stopping the mock DataTurbine");
        if (mockDT != null) {
            try {
                mockDT.stop();
            } catch (AddressException e) {
                e.printStackTrace();

            } catch (SerializeException e) {
                e.printStackTrace();

            } catch (EOFException e) {
                e.printStackTrace();

            } catch (IOException e) {
                e.printStackTrace();

            } catch (InterruptedException e) {
                e.printStackTrace();
            }
        }

        // clear the list of test instruments
        testMockInstruments.clear();
    }

}