fw: ClientControlStrategy

refs #1214

Change-Id: Ia382acad6c8eeac85663fd664d1d34ba6f2ad478
diff --git a/tests/fw/client-control-strategy.cpp b/tests/fw/client-control-strategy.cpp
new file mode 100644
index 0000000..42af192
--- /dev/null
+++ b/tests/fw/client-control-strategy.cpp
@@ -0,0 +1,75 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
+/**
+ * Copyright (C) 2014 Named Data Networking Project
+ * See COPYING for copyright and distribution information.
+ */
+
+#include "fw/client-control-strategy.hpp"
+#include "strategy-tester.hpp"
+#include "tests/face/dummy-face.hpp"
+
+#include "tests/test-common.hpp"
+
+namespace nfd {
+namespace tests {
+
+BOOST_FIXTURE_TEST_SUITE(FwClientControlStrategy, BaseFixture)
+
+BOOST_AUTO_TEST_CASE(Forward3)
+{
+  Forwarder forwarder;
+  typedef StrategyTester<fw::ClientControlStrategy> ClientControlStrategyTester;
+  ClientControlStrategyTester strategy(forwarder);
+
+  shared_ptr<DummyFace> face1 = make_shared<DummyFace>();
+  shared_ptr<DummyFace> face2 = make_shared<DummyFace>();
+  shared_ptr<DummyFace> face3 = make_shared<DummyFace>();
+  shared_ptr<DummyLocalFace> face4 = make_shared<DummyLocalFace>();
+  face4->setLocalControlHeaderFeature(LOCAL_CONTROL_HEADER_FEATURE_NEXTHOP_FACEID);
+  forwarder.addFace(face1);
+  forwarder.addFace(face2);
+  forwarder.addFace(face3);
+  forwarder.addFace(face4);
+
+  Fib& fib = forwarder.getFib();
+  shared_ptr<fib::Entry> fibEntry = fib.insert(Name()).first;
+  fibEntry->addNextHop(face2, 0);
+
+  Pit& pit = forwarder.getPit();
+
+  // Interest with valid NextHopFaceId
+  shared_ptr<Interest> interest1 = make_shared<Interest>("ndn:/0z8r6yDDe");
+  interest1->setNextHopFaceId(face1->getId());
+  shared_ptr<pit::Entry> pitEntry1 = pit.insert(*interest1).first;
+
+  strategy.m_sendInterestHistory.clear();
+  strategy.afterReceiveInterest(*face4, *interest1, fibEntry, pitEntry1);
+  BOOST_REQUIRE_EQUAL(strategy.m_sendInterestHistory.size(), 1);
+  BOOST_CHECK_EQUAL(strategy.m_sendInterestHistory[0].get<1>(), face1);
+
+  // Interest without NextHopFaceId
+  shared_ptr<Interest> interest2 = make_shared<Interest>("ndn:/y6JQADGVz");
+  shared_ptr<pit::Entry> pitEntry2 = pit.insert(*interest2).first;
+
+  strategy.m_sendInterestHistory.clear();
+  strategy.afterReceiveInterest(*face4, *interest2, fibEntry, pitEntry2);
+  BOOST_REQUIRE_EQUAL(strategy.m_sendInterestHistory.size(), 1);
+  BOOST_CHECK_EQUAL(strategy.m_sendInterestHistory[0].get<1>(), face2);
+
+  // Interest with invalid NextHopFaceId
+  shared_ptr<Interest> interest3 = make_shared<Interest>("ndn:/0z8r6yDDe");
+  interest3->setNextHopFaceId(face3->getId());
+  shared_ptr<pit::Entry> pitEntry3 = pit.insert(*interest3).first;
+
+  forwarder.removeFace(face3); // face3 is removed and its FaceId becomes invalid
+  strategy.m_sendInterestHistory.clear();
+  strategy.m_rejectPendingInterestHistory.clear();
+  strategy.afterReceiveInterest(*face4, *interest3, fibEntry, pitEntry3);
+  BOOST_REQUIRE_EQUAL(strategy.m_sendInterestHistory.size(), 0);
+  BOOST_REQUIRE_EQUAL(strategy.m_rejectPendingInterestHistory.size(), 1);
+}
+
+BOOST_AUTO_TEST_SUITE_END()
+
+} // namespace tests
+} // namespace nfd