RtpClockTest.java

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 * by the @authors tag. See the copyright.txt in the distribution for a
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 *
 * This 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; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This software is distributed in the hope that it will be useful,
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
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package org.restcomm.media.rtp;

import org.junit.After;
import org.junit.AfterClass;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Test;
import org.restcomm.media.rtp.MockWallClock;
import org.restcomm.media.rtp.RtpClock;

import static org.junit.Assert.*;

/**
 *
 * @author kulikov
 */
public class RtpClockTest {

    private MockWallClock wallClock = new MockWallClock();
    private RtpClock clock = new RtpClock(wallClock);
    
    public RtpClockTest() {
    }

    @BeforeClass
    public static void setUpClass() throws Exception {
    }

    @AfterClass
    public static void tearDownClass() throws Exception {
    }

    @Before
    public void setUp() {
        clock.setClockRate(8000);
    }

    @After
    public void tearDown() {
    }

    /**
     * Test of setClockRate method, of class RtpClock.
     */
    @Test
    public void testTime() {
        long t1 = clock.getLocalRtpTime();
        wallClock.tick(20000000L);
        long t2 = clock.getLocalRtpTime();
        assertEquals(160, t2 - t1);
    }

    @Test
    public void testSysnchonization() {
        long remoteTime = 480;
        wallClock.tick(20000000L);

        clock.synchronize(remoteTime);
        assertEquals(480, clock.getLocalRtpTime());

        wallClock.tick(20000000L);
        long t = clock.getLocalRtpTime();

        assertEquals(640, t);
    }

}