List<DiffHyperlink> (TestFrameworkRunningModel model) { final List<DiffHyperlink> providers = new ArrayList<>(); if (model != null) { final AbstractTestProxy root = model.getRoot(); final List<? extends AbstractTestProxy> allTests = root.getAllTests(); for (AbstractTestProxy test : allTests) { providers.addAll(test.getDiffViewerProviders()); } } return providers; }