@Test
public void testGetPropertyValue() {

	FileDefinition def = new FileDefinition( null );
	AbstractBlockHolder holder = new BlockFacet( def );
	holder.getInnerBlocks().add( new BlockProperty( def, "name", "value" ));
	holder.getInnerBlocks().add( new BlockProperty( def, "address", null ));
	holder.getInnerBlocks().add( new BlockProperty( def, "age", "30" ));
	holder.getInnerBlocks().add( new BlockProperty( def, "alias", "" ));
	Assert.assertEquals( "value", ModelUtils.getPropertyValue( holder, "name" ));
	Assert.assertEquals( "30", ModelUtils.getPropertyValue( holder, "age" ));
	Assert.assertEquals( "", ModelUtils.getPropertyValue( holder, "alias" ));
	Assert.assertNull( ModelUtils.getPropertyValue( holder, "address" ));
	Assert.assertNull( ModelUtils.getPropertyValue( holder, "oops" ));
}