rtpmanagertest.java

FMJ（freedom media for java)是java视频开发的新选择

package net.sf.fmj.test.compat.rtp;

import java.util.Vector;

import javax.media.PackageManager;

import junit.framework.TestCase;

/**
 * 
 * @author Ken Larson
 *
 */
public class RTPManagerTest extends TestCase
{

	//@Override
	protected void setUp() throws Exception
	{
		// duplicated from the test suite set up so we can run this test alone
		
		// set up properties so that 
		// A) the registry will contain the same things that JMF does
		// B) we use a different file for the registry so it doesn't interfere with normal use
		System.setProperty("net.sf.fmj.utility.JmfRegistry.disableLoad", "true");
		System.setProperty("net.sf.fmj.utility.JmfRegistry.JMFDefaults", "true");
		System.setProperty("javax.media.pim.PlugInManagerInitializer.JMFDefaults", "true");
		System.setProperty("net.sf.fmj.utility.JmfRegistry.filename", ".fmj.registry.junit.xml");
		
		super.setUp();
	}

	public void testRTPManager()
	{
		synchronized (PackageManager.class) // to prevent conflicts with other tests that modify the package manager
		{
			{
				Vector v = javax.media.rtp.RTPManager.getRTPManagerList();
				//dumpStringVector(v);
				assertStringVectorEquals(javax.media.rtp.RTPManager.getRTPManagerList(), new String[] {"media.rtp.RTPSessionMgr", "javax.media.rtp.RTPSessionMgr", "com.sun.media.rtp.RTPSessionMgr", "com.ibm.media.rtp.RTPSessionMgr"});
			}
			// show that getRTPManagerList is not using the content prefix list:
			{
				assertStringVectorEquals(PackageManager.getContentPrefixList(), new String[] {"javax", "com.sun", "com.ibm"});
				final Vector v = PackageManager.getContentPrefixList();
				v.remove("com.sun");
				//dumpStringVector(PackageManager.getContentPrefixList());
				//assertStringVectorEquals(PackageManager.getContentPrefixList(), new String[] {"com.ibm", "javax"}); // this fails with the FMJ JmfRegistry because it copies the data.  This is an acceptable difference between JMF and FMJ.
				PackageManager.setContentPrefixList(v);
				assertStringVectorEquals(PackageManager.getContentPrefixList(), new String[] {"javax", "com.ibm"});
				
				//dumpStringVector(PackageManager.getContentPrefixList());
				//dumpStringVector(javax.media.rtp.RTPManager.getRTPManagerList());
				assertStringVectorEquals(javax.media.rtp.RTPManager.getRTPManagerList(), new String[] {"media.rtp.RTPSessionMgr", "javax.media.rtp.RTPSessionMgr", "com.sun.media.rtp.RTPSessionMgr", "com.ibm.media.rtp.RTPSessionMgr"});
			}
			
			// show that getRTPManagerList is using the protocol prefix list:
			{
				assertStringVectorEquals(PackageManager.getProtocolPrefixList(), new String[] {"javax", "com.sun", "com.ibm"});
				final Vector v = PackageManager.getProtocolPrefixList();
				v.remove("com.sun");
				//dumpStringVector(PackageManager.getProtocolPrefixList());
				//assertStringVectorEquals(PackageManager.getProtocolPrefixList(), new String[] {"com.ibm", "javax"}); // this fails with the FMJ JmfRegistry because it copies the data.  This is an acceptable difference between JMF and FMJ.
				PackageManager.setProtocolPrefixList(v);
				assertStringVectorEquals(PackageManager.getProtocolPrefixList(), new String[] {"javax", "com.ibm"});
				
				//dumpStringVector(PackageManager.getProtocolPrefixList());
				//dumpStringVector(javax.media.rtp.RTPManager.getRTPManagerList());
				assertStringVectorEquals(javax.media.rtp.RTPManager.getRTPManagerList(), new String[] {"media.rtp.RTPSessionMgr", "javax.media.rtp.RTPSessionMgr", "com.ibm.media.rtp.RTPSessionMgr"});
			}
		}
	}
	
	private void assertStringVectorEquals(Vector v1, String[] a)
	{
		assertEquals(v1 == null, a == null);
		if (v1 == null)
			return;
		
		assertEquals(v1.size(), a.length);
		for (int j = 0; j < v1.size(); ++j)
		{
			final String s1 = (String) v1.get(j);
			final String s2 = (String) a[j];
			assertEquals(s1, s2);
		}
	}
	private void assertStringVectorEquals(Vector v1, Vector v2)
	{
		assertEquals(v1 == null, v2 == null);
		if (v1 == null)
			return;
		
		assertEquals(v1.size(), v2.size());
		for (int j = 0; j < v1.size(); ++j)
		{
			final String s1 = (String) v1.get(j);
			final String s2 = (String) v2.get(j);
			assertEquals(s1, s2);
		}
	}
	
	private void dumpStringVector(Vector v1)
	{
		for (int i = 0; i < v1.size(); ++i)
		{	String s = (String) v1.get(i);
			System.out.println(s);
		}
	}
}