}
@Test
public void testCustomFieldMapBack() {
ClassMappingMetadata classMetadata = mapMetadata.getClassMappingByName(CLASS_A, CLASS_B);
FieldMappingMetadata fieldMetadata = classMetadata.getFieldMappingByDestination(CUSTOM_FIELD_B);
assertEquals(CUSTOM_FIELD_A, fieldMetadata.getSourceName());
}