tools: merge nfd-status into nfdc

nfd-status functionality is accessible through `nfdc legacy-nfd-status` subcommand,
and nfd-status is replaced with a shell script calling this subcommand.

refs #3749

Change-Id: Iab03f3bc9ddb4333a0b6ca5fb9c67f54e9960ab4
diff --git a/tests/tools/nfdc/format-helpers.t.cpp b/tests/tools/nfdc/format-helpers.t.cpp
new file mode 100644
index 0000000..f380544
--- /dev/null
+++ b/tests/tools/nfdc/format-helpers.t.cpp
@@ -0,0 +1,74 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
+/**
+ * Copyright (c) 2014-2016,  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 "nfdc/format-helpers.hpp"
+
+#include "tests/test-common.hpp"
+
+namespace nfd {
+namespace tools {
+namespace nfdc {
+namespace tests {
+
+using boost::test_tools::output_test_stream;
+
+BOOST_AUTO_TEST_SUITE(Nfdc)
+BOOST_AUTO_TEST_SUITE(TestFormatHelpers)
+
+BOOST_AUTO_TEST_SUITE(Xml)
+
+BOOST_AUTO_TEST_CASE(TextEscaping)
+{
+  output_test_stream os;
+  os << xml::Text{"\"less than\" & 'greater than' surround XML <element> tag name"};
+
+  BOOST_CHECK(os.is_equal("&quot;less than&quot; &amp; &apos;greater than&apos;"
+                          " surround XML &lt;element&gt; tag name"));
+}
+
+BOOST_AUTO_TEST_SUITE_END() // Xml
+
+BOOST_AUTO_TEST_SUITE(Text)
+
+BOOST_AUTO_TEST_CASE(Sep)
+{
+  output_test_stream os;
+  text::Separator sep(",");
+  for (int i = 1; i <= 3; ++i) {
+    os << sep << i;
+  }
+
+  BOOST_CHECK(os.is_equal("1,2,3"));
+}
+
+BOOST_AUTO_TEST_SUITE_END() // Text
+
+BOOST_AUTO_TEST_SUITE_END() // TestFormatHelpers
+BOOST_AUTO_TEST_SUITE_END() // Nfdc
+
+} // namespace tests
+} // namespace nfdc
+} // namespace tools
+} // namespace nfd