examples+helper+model: Allowing to disable NFD managers

Change-Id: I471023fc23ffabbe14d9668426b4c1b03e4932ab
Refs: #3328
diff --git a/tests/unit-tests/model/ndn-l3-protocol.t.cpp b/tests/unit-tests/model/ndn-l3-protocol.t.cpp
new file mode 100644
index 0000000..c594139
--- /dev/null
+++ b/tests/unit-tests/model/ndn-l3-protocol.t.cpp
@@ -0,0 +1,155 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
+/**
+ * Copyright (c) 2011-2015  Regents of the University of California.
+ *
+ * This file is part of ndnSIM. See AUTHORS for complete list of ndnSIM authors and
+ * contributors.
+ *
+ * ndnSIM is free software: you can redistribute it and/or modify it under the terms
+ * of the GNU General Public License as published by the Free Software Foundation,
+ * either version 3 of the License, or (at your option) any later version.
+ *
+ * ndnSIM is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
+ * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+ * PURPOSE.  See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * ndnSIM, e.g., in COPYING.md file.  If not, see <http://www.gnu.org/licenses/>.
+ **/
+
+#include "helper/ndn-scenario-helper.hpp"
+#include "helper/ndn-app-helper.hpp"
+
+#include <ndn-cxx/face.hpp>
+
+#include "../tests-common.hpp"
+
+namespace ns3 {
+namespace ndn {
+
+BOOST_FIXTURE_TEST_SUITE(ModelNdnL3Protocol, ScenarioHelperWithCleanupFixture)
+
+class TesterApp
+{
+public:
+  TesterApp(const std::function<void(::ndn::Face& face)>& func)
+  {
+    func(m_face);
+  }
+
+protected:
+  ::ndn::Face m_face;
+};
+
+class ManagerCheckFixture : public ScenarioHelperWithCleanupFixture
+{
+public:
+  void
+  setupAndRun()
+  {
+    createTopology({
+        {"1"},
+          });
+
+    requestedDatasets = {
+      "/localhost/nfd/rib/list",
+      "/localhost/nfd/faces/list",
+      "/localhost/nfd/strategy-choice/list",
+      "/localhost/nfd/status"
+    };
+
+    FactoryCallbackApp::Install(getNode("1"), [this] () -> shared_ptr<void> {
+        return make_shared<TesterApp>([this] (::ndn::Face& face) {
+            for (const Name& dataset : requestedDatasets) {
+              face.expressInterest(dataset, [&] (const Interest& i, Data& data) {
+                  BOOST_TEST_MESSAGE(data.getName());
+                  receivedDatasets.insert(data.getName().getPrefix(-2));
+                },
+                std::bind([]{}));
+            }
+          });
+      })
+      .Start(Seconds(0.01));
+
+    Simulator::Stop(Seconds(1.0));
+    Simulator::Run();
+  }
+
+public:
+  std::set<Name> requestedDatasets;
+  std::set<Name> receivedDatasets;
+};
+
+BOOST_FIXTURE_TEST_SUITE(ManagerCheck, ManagerCheckFixture)
+
+BOOST_AUTO_TEST_CASE(AllEnabled)
+{
+  setupAndRun();
+
+  BOOST_CHECK_EQUAL(requestedDatasets.size(), receivedDatasets.size());
+  BOOST_CHECK_EQUAL_COLLECTIONS(requestedDatasets.begin(), requestedDatasets.end(),
+                                receivedDatasets.begin(), receivedDatasets.end());
+}
+
+BOOST_AUTO_TEST_CASE(DisabledRibManager)
+{
+  // Disable RIB manager
+  disableRibManager();
+
+  setupAndRun();
+
+  BOOST_CHECK_EQUAL(requestedDatasets.size(), receivedDatasets.size() + 1);
+
+  requestedDatasets.erase("/localhost/nfd/rib/list");
+  BOOST_CHECK_EQUAL_COLLECTIONS(requestedDatasets.begin(), requestedDatasets.end(),
+                                receivedDatasets.begin(), receivedDatasets.end());
+}
+
+BOOST_AUTO_TEST_CASE(DisabledFaceManager)
+{
+  // Disable Face manager
+  disableFaceManager();
+
+  setupAndRun();
+
+  BOOST_CHECK_EQUAL(requestedDatasets.size(), receivedDatasets.size() + 1);
+
+  requestedDatasets.erase("/localhost/nfd/faces/list");
+  BOOST_CHECK_EQUAL_COLLECTIONS(requestedDatasets.begin(), requestedDatasets.end(),
+                                receivedDatasets.begin(), receivedDatasets.end());
+}
+
+BOOST_AUTO_TEST_CASE(DisabledStrategyChoiceManager)
+{
+  // Disable Strategy Choice Manager manager
+  disableStrategyChoiceManager();
+
+  setupAndRun();
+
+  BOOST_CHECK_EQUAL(requestedDatasets.size(), receivedDatasets.size() + 1);
+
+  requestedDatasets.erase("/localhost/nfd/strategy-choice/list");
+  BOOST_CHECK_EQUAL_COLLECTIONS(requestedDatasets.begin(), requestedDatasets.end(),
+                                receivedDatasets.begin(), receivedDatasets.end());
+}
+
+BOOST_AUTO_TEST_CASE(DisabledStatusServer)
+{
+  // Disable Status Server manager
+  disableStatusServer();
+
+  setupAndRun();
+
+  BOOST_CHECK_EQUAL(requestedDatasets.size(), receivedDatasets.size() + 1);
+
+  requestedDatasets.erase("/localhost/nfd/status");
+  BOOST_CHECK_EQUAL_COLLECTIONS(requestedDatasets.begin(), requestedDatasets.end(),
+                                receivedDatasets.begin(), receivedDatasets.end());
+}
+
+BOOST_AUTO_TEST_SUITE_END() // ManagerCheck
+
+BOOST_AUTO_TEST_SUITE_END() // ModelNdnL3Protocol
+
+} // namespace ndn
+} // namespace ns3