tools: extend nfdc help to cover more cases
Change-Id: I0cd182c8635b15c8ffb750c913e14fa99e595d45
Refs: #4503
diff --git a/tests/tools/nfdc/help.t.cpp b/tests/tools/nfdc/help.t.cpp
new file mode 100644
index 0000000..ab53004
--- /dev/null
+++ b/tests/tools/nfdc/help.t.cpp
@@ -0,0 +1,106 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
+/*
+ * Copyright (c) 2014-2018, 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/help.hpp"
+
+#include "tests/test-common.hpp"
+
+namespace nfd {
+namespace tools {
+namespace nfdc {
+namespace tests {
+
+using namespace nfd::tests;
+
+BOOST_AUTO_TEST_SUITE(Nfdc)
+BOOST_FIXTURE_TEST_SUITE(TestHelp, BaseFixture)
+
+BOOST_AUTO_TEST_CASE(Basic)
+{
+ CommandParser parser;
+ ExecuteCommand dummyExecute = [] (ExecuteContext&) { BOOST_ERROR("should not be called"); };
+
+ boost::test_tools::output_test_stream out;
+ const std::string header("nfdc [-h|--help] [-V|--version] <command> [<args>]\n\n");
+ const std::string trailer("\nSee 'nfdc help <command>' to read about a specific subcommand.\n");
+
+ helpList(out, parser);
+ BOOST_CHECK(out.is_equal(header + "All subcommands:\n"
+ " (none)\n"));
+
+ parser.addCommand(CommandDefinition("status", "show"), dummyExecute);
+ parser.addCommand(CommandDefinition("face", "list"), dummyExecute);
+ parser.addCommand(CommandDefinition("route", "list"), dummyExecute);
+ parser.addCommand(CommandDefinition("route", "add"), dummyExecute);
+ parser.addCommand(CommandDefinition("batch", "command"), dummyExecute,
+ AVAILABLE_IN_BATCH | AVAILABLE_IN_HELP);
+
+ helpList(out, parser);
+ BOOST_CHECK(out.is_equal(header +
+ "All subcommands:\n"
+ " status show \n"
+ " face list \n"
+ " route list \n"
+ " route add \n" + trailer));
+
+ helpList(out, parser, ParseMode::ONE_SHOT, "route");
+ BOOST_CHECK(out.is_equal(header +
+ "Subcommands starting with route:\n"
+ " route list \n"
+ " route add \n" + trailer));
+
+ helpList(out, parser, ParseMode::ONE_SHOT, "hello");
+ BOOST_CHECK(out.is_equal(header +
+ "Subcommands starting with hello:\n"
+ " (none)\n"));
+
+ helpList(out, parser, ParseMode::BATCH);
+ BOOST_CHECK(out.is_equal(header +
+ "All subcommands:\n"
+ " status show \n"
+ " face list \n"
+ " route list \n"
+ " route add \n"
+ " batch command \n" + trailer));
+
+ BOOST_CHECK_EQUAL(help(out, parser, {}), 2);
+ BOOST_CHECK(out.is_empty());
+
+ BOOST_CHECK_EQUAL(help(out, parser, {"help"}), 0);
+ BOOST_CHECK(out.is_equal(header +
+ "All subcommands:\n"
+ " status show \n"
+ " face list \n"
+ " route list \n"
+ " route add \n" + trailer));
+}
+
+BOOST_AUTO_TEST_SUITE_END() // TestCommandParser
+BOOST_AUTO_TEST_SUITE_END() // Nfdc
+
+} // namespace tests
+} // namespace nfdc
+} // namespace tools
+} // namespace nfd