chunks: segmented file transfer

refs #3071

Change-Id: I88e4fc1a8e33a0d61a95e2291cccc7b998647489
diff --git a/tests/chunks/discover-version-fixture.hpp b/tests/chunks/discover-version-fixture.hpp
new file mode 100644
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--- /dev/null
+++ b/tests/chunks/discover-version-fixture.hpp
@@ -0,0 +1,104 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
+/**
+ * Copyright (c) 2016,  Regents of the University of California,
+ *                      Colorado State University,
+ *                      University Pierre & Marie Curie, Sorbonne University.
+ *
+ * This file is part of ndn-tools (Named Data Networking Essential Tools).
+ * See AUTHORS.md for complete list of ndn-tools authors and contributors.
+ *
+ * ndn-tools 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.
+ *
+ * ndn-tools 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
+ * ndn-tools, e.g., in COPYING.md file.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * See AUTHORS.md for complete list of ndn-cxx authors and contributors.
+ *
+ * @author Andrea Tosatto
+ */
+
+#ifndef NDN_TOOLS_TESTS_CHUNKS_DISCOVER_VERSION_FIXTURE_HPP
+#define NDN_TOOLS_TESTS_CHUNKS_DISCOVER_VERSION_FIXTURE_HPP
+
+#include "tools/chunks/catchunks/discover-version.hpp"
+
+#include "tests/test-common.hpp"
+#include <ndn-cxx/util/dummy-client-face.hpp>
+
+namespace ndn {
+namespace chunks {
+namespace tests {
+
+class DiscoverVersionFixture : public ndn::tests::UnitTestTimeFixture, virtual protected Options
+{
+public:
+  DiscoverVersionFixture(const Options& options)
+    : Options(options)
+    , face(io)
+    , name("/ndn/chunks/test")
+    , isDiscoveryFinished(false)
+    , discoveredVersion(0)
+  {
+  }
+
+protected:
+  void setDiscover(unique_ptr<DiscoverVersion> disc)
+  {
+    discover = std::move(disc);
+    discover->onDiscoverySuccess.connect(bind(&DiscoverVersionFixture::onSuccess, this, _1));
+    discover->onDiscoveryFailure.connect(bind(&DiscoverVersionFixture::onFailure, this, _1));
+  }
+
+  shared_ptr<Data>
+  makeDataWithVersion(uint64_t version)
+  {
+    auto data = make_shared<Data>(Name(name).appendVersion(version).appendSegment(0));
+    data->setFinalBlockId(name::Component::fromSegment(0));
+    return ndn::tests::signData(data);
+  }
+
+  static Options
+  makeOptions()
+  {
+    Options options;
+    options.isVerbose = false;
+    options.interestLifetime = time::seconds(1);
+    options.maxRetriesOnTimeoutOrNack = 3;
+    return options;
+  }
+
+  virtual void
+  onSuccess(const Data& data)
+  {
+    isDiscoveryFinished = true;
+
+    if (data.getName()[name.size()].isVersion())
+      discoveredVersion = data.getName()[name.size()].toVersion();
+  }
+
+  virtual void
+  onFailure(const std::string& reason)
+  {
+    isDiscoveryFinished = true;
+  }
+
+protected:
+  boost::asio::io_service io;
+  util::DummyClientFace face;
+  Name name;
+  unique_ptr<DiscoverVersion> discover;
+  bool isDiscoveryFinished;
+  uint64_t discoveredVersion;
+};
+
+} // namespace tests
+} // namespace chunks
+} // namespace ndn
+
+#endif // NDN_TOOLS_TESTS_CHUNKS_DISCOVER_VERSION_FIXTURE_HPP