@Test
public void testFileTypeAsString() {

	Assert.assertNotSame( "unknown", FileDefinition.fileTypeAsString( FileDefinition.AGGREGATOR ));
	Assert.assertNotSame( "unknown", FileDefinition.fileTypeAsString( FileDefinition.GRAPH ));
	Assert.assertNotSame( "unknown", FileDefinition.fileTypeAsString( FileDefinition.INSTANCE ));
	Assert.assertNotSame( "unknown", FileDefinition.fileTypeAsString( FileDefinition.UNDETERMINED ));
	Assert.assertEquals( "unknown", FileDefinition.fileTypeAsString( 54 ));
}