### Question:
BPMNDiagramFilterProvider implements StunnerFormElementFilterProvider { @Override public Class<?> getDefinitionType() { return BPMNDiagramImpl.class; } BPMNDiagramFilterProvider(); @Inject  BPMNDiagramFilterProvider(final SessionManager sessionManager,
                                     final DiagramTypeClientService diagramTypeService,
                                     final FieldChangeHandlerManager fieldChangeHandlerManager,
                                     final Event<RefreshFormPropertiesEvent> refreshFormPropertiesEvent); @Override Class<?> getDefinitionType(); @Override Collection<FormElementFilter> provideFilters(String elementUUID, Object definition);  }### Answer:
@Test public void getDefinitionType() { assertEquals(tested.getDefinitionType(), BPMNDiagramImpl.class); }