for (ClassSelector selector : delegate.getSelectorsByType(ClassSelector.class)) {
            if (ToolingApiSpecification.class.isAssignableFrom(selector.getJavaClass())) {
                ClassLoader classLoader = toolingApiClassLoaderForTest(selector.getJavaClass());
                try {
                    addSelector(DiscoverySelectors.selectClass(classLoader.loadClass(selector.getClassName())));
                } catch (ClassNotFoundException e) {