fw: add processing for afterNewNextHop signal
Refs: #4931
Change-Id: I08bddc0ae3ceca0ddb777392ea656876ad6fe701
diff --git a/tests/daemon/fw/strategy-newnexthop.t.cpp b/tests/daemon/fw/strategy-newnexthop.t.cpp
new file mode 100644
index 0000000..282e74f
--- /dev/null
+++ b/tests/daemon/fw/strategy-newnexthop.t.cpp
@@ -0,0 +1,163 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
+/*
+ * Copyright (c) 2014-2019, Regents of the University of California,
+ * Arizona Board of Regents,
+ * Colorado State University,
+ * University Pierre & Marie Curie, Sorbonne University,
+ * Washington University in St. Louis,
+ * Beijing Institute of Technology,
+ * The University of Memphis.
+ *
+ * This file is part of NFD (Named Data Networking Forwarding Daemon).
+ * See AUTHORS.md for complete list of NFD authors and contributors.
+ *
+ * NFD 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.
+ *
+ * NFD 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
+ * NFD, e.g., in COPYING.md file. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "fw/forwarder.hpp"
+#include "common/global.hpp"
+
+#include "tests/test-common.hpp"
+#include "tests/daemon/global-io-fixture.hpp"
+#include "tests/daemon/face/dummy-face.hpp"
+#include "choose-strategy.hpp"
+#include "dummy-strategy.hpp"
+
+namespace nfd {
+namespace tests {
+
+class StrategyNewNextHopFixture : public GlobalIoTimeFixture
+{
+protected:
+ template<typename ...Args>
+ shared_ptr<DummyFace>
+ addFace(Args&&... args)
+ {
+ auto face = make_shared<DummyFace>(std::forward<Args>(args)...);
+ faceTable.add(face);
+ return face;
+ }
+
+protected:
+ FaceTable faceTable;
+ Forwarder forwarder{faceTable};
+};
+
+BOOST_AUTO_TEST_SUITE(Fw)
+BOOST_FIXTURE_TEST_SUITE(TestStrategyNewNextHop, StrategyNewNextHopFixture)
+
+BOOST_AUTO_TEST_CASE(AfterNewNextHop1)
+{
+ auto face1 = addFace();
+ auto face2 = addFace();
+ auto face3 = addFace();
+
+ DummyStrategy& strategy = choose<DummyStrategy>(forwarder, "/A", DummyStrategy::getStrategyName());
+ StrategyChoice& sc = forwarder.getStrategyChoice();
+ sc.insert(Name("/A/B"), strategy.getStrategyName());
+ sc.insert(Name("/A/B/C"), strategy.getStrategyName());
+
+ strategy.enableNewNextHopTrigger(true);
+
+ Fib& fib = forwarder.getFib();
+ Pit& pit = forwarder.getPit();
+
+ // fib: "/", "/A/B"
+ fib::Entry* entry = fib.insert("/").first;
+ fib.addOrUpdateNextHop(*entry, *face1, 0);
+ entry = fib.insert("/A/B").first;
+ fib.addOrUpdateNextHop(*entry, *face1, 0);
+
+ // pit: "/A", "/A/B/C"
+ auto interest1 = makeInterest("/A");
+ shared_ptr<pit::Entry> pit1 = pit.insert(*interest1).first;
+ pit1->insertOrUpdateInRecord(*face3, *interest1);
+ auto interest2 = makeInterest("/A/B/C");
+ shared_ptr<pit::Entry> pit2 = pit.insert(*interest2).first;
+ pit2->insertOrUpdateInRecord(*face3, *interest2);
+ // new nexthop for "/"
+ entry = fib.insert("/").first;
+ fib.addOrUpdateNextHop(*entry, *face2, 0);
+
+ // /A --> triggered, /A/B --> not triggered, /A/B/C --> not triggered
+ BOOST_REQUIRE_EQUAL(strategy.afterNewNextHopCalls.size(), 1);
+ BOOST_CHECK_EQUAL(strategy.afterNewNextHopCalls[0], Name("/A"));
+}
+
+BOOST_AUTO_TEST_CASE(AfterNewNextHop2)
+{
+ auto face1 = addFace();
+ auto face2 = addFace();
+ auto face3 = addFace();
+
+ DummyStrategy& strategy = choose<DummyStrategy>(forwarder, "/A", DummyStrategy::getStrategyName());
+ StrategyChoice& sc = forwarder.getStrategyChoice();
+ sc.insert(Name("/A/B"), strategy.getStrategyName());
+ sc.insert(Name("/A/B/C"), strategy.getStrategyName());
+
+ strategy.enableNewNextHopTrigger(true);
+
+ Fib& fib = forwarder.getFib();
+ Pit& pit = forwarder.getPit();
+
+ // fib: "/", "/A/B"
+ fib::Entry* entry = fib.insert("/").first;
+ fib.addOrUpdateNextHop(*entry, *face1, 0);
+ entry = fib.insert("/A/B").first;
+ fib.addOrUpdateNextHop(*entry, *face1, 0);
+
+ // pit: "/A", "/A/B/C"
+ auto interest1 = makeInterest("/A");
+ shared_ptr<pit::Entry> pit1 = pit.insert(*interest1).first;
+ pit1->insertOrUpdateInRecord(*face3, *interest1);
+ auto interest2 = makeInterest("/A/B");
+ shared_ptr<pit::Entry> pit2 = pit.insert(*interest2).first;
+ pit2->insertOrUpdateInRecord(*face3, *interest2);
+ // new nexthop for "/"
+ entry = fib.insert("/").first;
+ fib.addOrUpdateNextHop(*entry, *face2, 0);
+
+ // /A --> triggered, /A/B --> not triggered, /A/B/C --> not triggered
+ BOOST_REQUIRE_EQUAL(strategy.afterNewNextHopCalls.size(), 1);
+ BOOST_CHECK_EQUAL(strategy.afterNewNextHopCalls[0], Name("/A"));
+}
+
+BOOST_AUTO_TEST_CASE(DisableTrigger)
+{
+ auto face1 = addFace();
+ auto face2 = addFace();
+ auto face3 = addFace();
+
+ DummyStrategy& strategy = choose<DummyStrategy>(forwarder, "/A", DummyStrategy::getStrategyName());
+ strategy.enableNewNextHopTrigger(false);
+
+ Fib& fib = forwarder.getFib();
+ Pit& pit = forwarder.getPit();
+
+ fib::Entry* entry = fib.insert("/").first;
+ fib.addOrUpdateNextHop(*entry, *face1, 0);
+
+ auto interest1 = makeInterest("/A");
+ shared_ptr<pit::Entry> pit1 = pit.insert(*interest1).first;
+ pit1->insertOrUpdateInRecord(*face3, *interest1);
+ // new nexthop for "/A"
+ entry = fib.insert("/A").first;
+ fib.addOrUpdateNextHop(*entry, *face2, 0);
+
+ BOOST_CHECK_EQUAL(strategy.afterNewNextHopCalls.size(), 0);
+}
+
+BOOST_AUTO_TEST_SUITE_END() // TestStrategyNewNextHop
+BOOST_AUTO_TEST_SUITE_END() // Fw
+
+} // namespace tests
+} // namespace nfd