table: add CS policy interface

Change-Id: I1946fe03ca00150b1ff9f08acae48c01bc569904
Refs: #1207
diff --git a/tests/daemon/table/cs-policy-priority-fifo.t.cpp b/tests/daemon/table/cs-policy-priority-fifo.t.cpp
new file mode 100644
index 0000000..e88f8d5
--- /dev/null
+++ b/tests/daemon/table/cs-policy-priority-fifo.t.cpp
@@ -0,0 +1,148 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
+/**
+ * Copyright (c) 2014-2015,  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 "table/cs.hpp"
+#include "table/cs-policy-priority-fifo.hpp"
+#include <ndn-cxx/util/crypto.hpp>
+
+#include "tests/test-common.hpp"
+
+namespace nfd {
+namespace cs {
+namespace tests {
+
+using namespace nfd::tests;
+using ndn::nfd::LocalControlHeader;
+
+BOOST_AUTO_TEST_SUITE(CsPriorityFifo)
+
+BOOST_FIXTURE_TEST_CASE(EvictOne, UnitTestTimeFixture)
+{
+  Cs cs(3);
+  cs.setPolicy(unique_ptr<Policy>(new PriorityFifoPolicy()));
+
+  shared_ptr<Data> dataA = makeData("ndn:/A");
+  dataA->setFreshnessPeriod(time::milliseconds(99999));
+  dataA->wireEncode();
+  cs.insert(*dataA);
+
+  shared_ptr<Data> dataB = makeData("ndn:/B");
+  dataB->setFreshnessPeriod(time::milliseconds(10));
+  dataB->wireEncode();
+  cs.insert(*dataB);
+
+  shared_ptr<Data> dataC = makeData("ndn:/C");
+  dataC->setFreshnessPeriod(time::milliseconds(99999));
+  dataC->wireEncode();
+  cs.insert(*dataC, true);
+
+  this->advanceClocks(time::milliseconds(11));
+
+  // evict unsolicited
+  shared_ptr<Data> dataD = makeData("ndn:/D");
+  dataD->setFreshnessPeriod(time::milliseconds(99999));
+  dataD->wireEncode();
+  cs.insert(*dataD);
+  BOOST_CHECK_EQUAL(cs.size(), 3);
+  cs.find(Interest("ndn:/C"),
+          bind([] { BOOST_CHECK(false); }),
+          bind([] { BOOST_CHECK(true); }));
+
+  // evict stale
+  shared_ptr<Data> dataE = makeData("ndn:/E");
+  dataE->setFreshnessPeriod(time::milliseconds(99999));
+  dataE->wireEncode();
+  cs.insert(*dataE);
+  BOOST_CHECK_EQUAL(cs.size(), 3);
+  cs.find(Interest("ndn:/B"),
+          bind([] { BOOST_CHECK(false); }),
+          bind([] { BOOST_CHECK(true); }));
+
+  // evict fifo
+  shared_ptr<Data> dataF = makeData("ndn:/F");
+  dataF->setFreshnessPeriod(time::milliseconds(99999));
+  dataF->wireEncode();
+  cs.insert(*dataF);
+  BOOST_CHECK_EQUAL(cs.size(), 3);
+  cs.find(Interest("ndn:/A"),
+          bind([] { BOOST_CHECK(false); }),
+          bind([] { BOOST_CHECK(true); }));
+}
+
+BOOST_FIXTURE_TEST_CASE(Refresh, UnitTestTimeFixture)
+{
+  Cs cs(3);
+  cs.setPolicy(unique_ptr<Policy>(new PriorityFifoPolicy()));
+
+  shared_ptr<Data> dataA = makeData("ndn:/A");
+  dataA->setFreshnessPeriod(time::milliseconds(99999));
+  dataA->wireEncode();
+  cs.insert(*dataA);
+
+  shared_ptr<Data> dataB = makeData("ndn:/B");
+  dataB->setFreshnessPeriod(time::milliseconds(10));
+  dataB->wireEncode();
+  cs.insert(*dataB);
+
+  shared_ptr<Data> dataC = makeData("ndn:/C");
+  dataC->setFreshnessPeriod(time::milliseconds(10));
+  dataC->wireEncode();
+  cs.insert(*dataC);
+
+  this->advanceClocks(time::milliseconds(11));
+
+  // refresh dataB
+  shared_ptr<Data> dataB2 = make_shared<Data>(*dataB);
+  dataB2->wireEncode();
+  cs.insert(*dataB2);
+  BOOST_CHECK_EQUAL(cs.size(), 3);
+  cs.find(Interest("ndn:/A"),
+          bind([] { BOOST_CHECK(true); }),
+          bind([] { BOOST_CHECK(false); }));
+
+  cs.find(Interest("ndn:/B"),
+          bind([] { BOOST_CHECK(true); }),
+          bind([] { BOOST_CHECK(false); }));
+
+  cs.find(Interest("ndn:/C"),
+          bind([] { BOOST_CHECK(true); }),
+          bind([] { BOOST_CHECK(false); }));
+
+  // evict dataC stale
+  shared_ptr<Data> dataD = makeData("ndn:/D");
+  dataD->setFreshnessPeriod(time::milliseconds(99999));
+  dataD->wireEncode();
+  cs.insert(*dataD);
+  BOOST_CHECK_EQUAL(cs.size(), 3);
+  cs.find(Interest("ndn:/C"),
+          bind([] { BOOST_CHECK(false); }),
+          bind([] { BOOST_CHECK(true); }));
+}
+
+BOOST_AUTO_TEST_SUITE_END()
+
+} // namespace tests
+} // namespace cs
+} // namespace nfd