/** Tests the number of fields in the index. Will pick up additions / removals. */
 @Test
 public void testNumberOfFields() {
   List<Field> fields = IndexTestUtils.getFields(INDEX_NO_DESCRIPTION.getClass());
   assertEquals(15, fields.size());
   fields = IndexTestUtils.getFields(INDEX_WITH_DESCRIPTION.getClass());
   assertEquals(15, fields.size());
 }
 /** Tests that fields are set correctly and that fields that should be null are. */
 @Test
 public void test() {
   assertEquals(NAME, INDEX_NO_DESCRIPTION.getName());
   assertEquals(NAME, INDEX_WITH_DESCRIPTION.getName());
   assertNull(INDEX_NO_DESCRIPTION.getDescription());
   assertEquals(DESCRIPTION, INDEX_WITH_DESCRIPTION.getDescription());
   assertEquals(COMPONENTS, INDEX_NO_DESCRIPTION.getEquityComponents());
   assertEquals(COMPONENTS, INDEX_WITH_DESCRIPTION.getEquityComponents());
   assertEquals(WEIGHTING_TYPE, INDEX_NO_DESCRIPTION.getWeightingType());
   assertEquals(WEIGHTING_TYPE, INDEX_WITH_DESCRIPTION.getWeightingType());
 }