@Test
public void testExtractNames() {

	List<Component> components = new ArrayList<Component> ();
	components.add( new Component( "c1" ));
	components.add( new Component( "c2" ));
	List<String> names = ComponentHelpers.extractNames( components );
	Assert.assertEquals( 2, names.size());
	Assert.assertEquals( "c1", names.get( 0 ));
	Assert.assertEquals( "c2", names.get( 1 ));
}