assertEquals("a", author.getName());
assertEquals("b", author.getEmail());
assertEquals("c", author.getUri().toString());
Category category = factory.newCategory();
assertNotNull(category);
category = factory.newCategory();
category.setScheme("a");
category.setTerm("b");
category.setLabel("c");
assertNotNull(category);
assertEquals("a", category.getScheme().toString());