assertEquals("var4", sf.getValue("ID"));
assertEquals("None", sf.getValue("clinical_significance"));
assertEquals("ID=var4;clinical_significance=None", sf.getAttributes());
assertEquals(1, sf.links.size());
assertEquals(
assertEquals("var4", sf.getValue("ID"));
assertEquals("None", sf.getValue("clinical_significance"));
assertEquals("ID=var4;clinical_significance=None", sf.getAttributes());
assertEquals(1, sf.links.size());
assertEquals(