packagemanagertest.java

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

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

import java.util.Vector;

import javax.media.PackageManager;

import junit.framework.TestCase;

/**
 * 
 * @author Ken Larson
 *
 */
public class PackageManagerTest extends TestCase
{
	public void testPackageManager_Protocol()
	{

		synchronized (PackageManager.class)
		{
		
		assertTrue(PackageManager.getProtocolPrefixList().contains("javax"));
		assertTrue(PackageManager.getProtocolPrefixList().contains("com.sun"));
		assertTrue(PackageManager.getProtocolPrefixList().contains("com.ibm"));
		
		{
			assertStringVectorEquals(PackageManager.getProtocolPrefixList(), new String[] {"javax", "com.sun", "com.ibm"});
			final Vector v = PackageManager.getProtocolPrefixList();
			v.remove("javax");
			//dumpStringVector(PackageManager.getProtocolPrefixList());
			//assertStringVectorEquals(PackageManager.getProtocolPrefixList(), new String[] {"com.sun", "com.ibm"}); // 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[] {"com.sun", "com.ibm", "javax"});
			
			//dumpStringVector(PackageManager.getProtocolPrefixList());
		}
		
		{
			assertStringVectorEquals(PackageManager.getProtocolPrefixList(), new String[] {"com.sun", "com.ibm", "javax"});
			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[] {"com.ibm", "javax"});
			
			//dumpStringVector(PackageManager.getProtocolPrefixList());
		}
		
		{
			assertStringVectorEquals(PackageManager.getProtocolPrefixList(), new String[] {"com.ibm", "javax"});
			final Vector v = PackageManager.getProtocolPrefixList();
			v.remove("com.ibm");
			//dumpStringVector(PackageManager.getProtocolPrefixList());
			//assertStringVectorEquals(PackageManager.getProtocolPrefixList(), new String[] {"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"});
			
			//dumpStringVector(PackageManager.getProtocolPrefixList());
		}
		
		{
			assertStringVectorEquals(PackageManager.getProtocolPrefixList(), new String[] {"javax"});
			final Vector v = PackageManager.getProtocolPrefixList();
			v.remove("javax");
			//dumpStringVector(PackageManager.getProtocolPrefixList());
			//assertStringVectorEquals(PackageManager.getProtocolPrefixList(), new String[] {}); // 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"});
			
			//dumpStringVector(PackageManager.getProtocolPrefixList());
		}
		
		{
			assertStringVectorEquals(PackageManager.getProtocolPrefixList(), new String[] {"javax"});
			final Vector v = PackageManager.getProtocolPrefixList();
			v.add("abc");
			//dumpStringVector(PackageManager.getProtocolPrefixList());
			//assertStringVectorEquals(PackageManager.getProtocolPrefixList(), new String[] {"javax", "abc"}); // 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", "abc"});
			
			//dumpStringVector(PackageManager.getProtocolPrefixList());
		}
		

		{
			final Vector v = new Vector();
			v.add("javax");
			v.add("com.sun");
			v.add("com.ibm");
			PackageManager.setProtocolPrefixList(v);
			
		}
		
	
		}
		
		
	}
	
	
	public void testPackageManager_Content()
	{

		synchronized (PackageManager.class)
		{
		
		assertTrue(PackageManager.getContentPrefixList().contains("javax"));
		assertTrue(PackageManager.getContentPrefixList().contains("com.sun"));
		assertTrue(PackageManager.getContentPrefixList().contains("com.ibm"));
		
		{
			assertStringVectorEquals(PackageManager.getContentPrefixList(), new String[] {"javax", "com.sun", "com.ibm"});
			final Vector v = PackageManager.getContentPrefixList();
			v.remove("javax");
			//dumpStringVector(PackageManager.getContentPrefixList());
			// assertStringVectorEquals(PackageManager.getContentPrefixList(), new String[] {"com.sun", "com.ibm"}); // 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[] {"com.sun", "com.ibm", "javax"});
			
			//dumpStringVector(PackageManager.getContentPrefixList());
		}
		
		{
			assertStringVectorEquals(PackageManager.getContentPrefixList(), new String[] {"com.sun", "com.ibm", "javax"});
			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[] {"com.ibm", "javax"});
			
			//dumpStringVector(PackageManager.getContentPrefixList());
		}
		
		{
			assertStringVectorEquals(PackageManager.getContentPrefixList(), new String[] {"com.ibm", "javax"});
			final Vector v = PackageManager.getContentPrefixList();
			v.remove("com.ibm");
			//dumpStringVector(PackageManager.getContentPrefixList());
			// assertStringVectorEquals(PackageManager.getContentPrefixList(), new String[] {"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"});
			
			//dumpStringVector(PackageManager.getContentPrefixList());
		}
		
		{
			assertStringVectorEquals(PackageManager.getContentPrefixList(), new String[] {"javax"});
			final Vector v = PackageManager.getContentPrefixList();
			v.remove("javax");
			//dumpStringVector(PackageManager.getContentPrefixList());
			//assertStringVectorEquals(PackageManager.getContentPrefixList(), new String[] {}); // 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"});
			
			//dumpStringVector(PackageManager.getContentPrefixList());
		}
		
		{
			assertStringVectorEquals(PackageManager.getContentPrefixList(), new String[] {"javax"});
			final Vector v = PackageManager.getContentPrefixList();
			v.add("abc");
			//dumpStringVector(PackageManager.getContentPrefixList());
			//assertStringVectorEquals(PackageManager.getContentPrefixList(), new String[] {"javax", "abc"}); // 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", "abc"});
			
			//dumpStringVector(PackageManager.getContentPrefixList());
		}
		
		
		{
			final Vector v = new Vector();
			v.add("javax");
			v.add("com.sun");
			v.add("com.ibm");
			PackageManager.setContentPrefixList(v);
		}
		}
		
		
	}


	
	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);
		}
	}
	
	private void dump()
	{
		System.out.println("getContentPrefixList:");
		final Vector v = PackageManager.getContentPrefixList();
		for (int i = 0; i < v.size(); ++i)
		{	System.out.println( v.get(i));
		}
	}
}