Added test for evaluation of VirtualModule

tests/executables_src/testVirtualModule.cc

+
+#define BOOST_TEST_MODULE testVirtualModule
+#include <boost/test/included/unit_test.hpp>
+
+#include "Application.h"
+#include "ApplicationModule.h"
+#include "ModuleGroup.h"
+#include "TestFacility.h"
+
+using namespace boost::unit_test_framework;
+
+namespace ctk = ChimeraTK;
+
+struct TestModule : public ctk::ApplicationModule {
+  using ctk::ApplicationModule::ApplicationModule;
+
+  ctk::ScalarPushInput<int> input{this, "input", "", {"CS"}};
+  ctk::ScalarOutput<int> output{this, "output", "", {"CS"}};
+
+  void mainLoop() override {}
+};
+
+struct OuterGroup : public ctk::ModuleGroup {
+  OuterGroup(
+      EntityOwner* owner, const std::string& name, const std::string& description, ctk::HierarchyModifier modifier)
+  : ModuleGroup(owner, name, description, modifier) {
+    auto allAccessors = getOwner()->findTag(".*").getAccessorListRecursive();
+
+    for(auto acc : allAccessors) {
+      std::cout << "      -- Accessor: " << acc.getName() << " of module: " << acc.getOwningModule()->getName()
+                << std::endl;
+    }
+  }
+  virtual ~OuterGroup() {}
+
+  TestModule outerModule{this, "outerModuleInGroup", "", ctk::HierarchyModifier::oneLevelUp};
+
+  struct InnerGroup : public ctk::ModuleGroup {
+    using ctk::ModuleGroup::ModuleGroup;
+
+    TestModule innerModule{this, "innerModule", "", ctk::HierarchyModifier::hideThis};
+
+  } innerGroup{this, "innerModuleGroup", ""};
+};
+
+struct TestApplication : public ctk::Application {
+  TestApplication() : Application("testApp") {}
+  ~TestApplication() { shutdown(); }
+
+  OuterGroup outerModuleGroup1{this, "outerModuleGroup", "", ctk::HierarchyModifier::oneUpAndHide};
+
+  TestModule outerModule{this, "outerModule", "", ctk::HierarchyModifier::none};
+
+  ctk::ControlSystemModule cs;
+
+  void defineConnections() { findTag(".*").connectTo(cs); }
+};
+
+BOOST_AUTO_TEST_CASE(testStatusAggregator) {
+  std::cout << "testStatusAggregator" << std::endl;
+
+  TestApplication app;
+
+  ctk::TestFacility test;
+  test.runApplication();
+  app.cs.dump();
+}