### Question:
DMNDocumentationFactory extends org.kie.workbench.common.dmn.client.editors.documentation.common.DMNDocumentationFactory { @Override protected String getCurrentUserName() { return null; } @Inject  DMNDocumentationFactory(final CanvasFileExport canvasFileExport,
                                   final TranslationService translationService,
                                   final DMNDocumentationDRDsFactory drdsFactory,
                                   final SessionInfo sessionInfo,
                                   final DMNGraphUtils graphUtils);   }### Answer:
@Test public void testGetCurrentUserName() { assertThat(factory.getCurrentUserName()).isNull(); }