text: // Copyright (c) 2012-2013 The Bitcoin Core developers
  // Distributed under the MIT/X11 software license, see the accompanying
  // file COPYING or http://www.opensource.org/licenses/mit-license.php.
  
  #include "util.h"
  
  #include <string>
  #include <vector>
  
  #include <boost/algorithm/string.hpp>
  #include <boost/foreach.hpp>
  #include <boost/test/unit_test.hpp>
  
  BOOST_AUTO_TEST_SUITE(getarg_tests)
  
  static void ResetArgs(const std::string& strArg)
  {
      std::vector<std::string> vecArg;
      if (strArg.size())
        boost::split(vecArg, strArg, boost::is_space(), boost::token_compress_on);
  
      // Insert dummy executable name:
      vecArg.insert(vecArg.begin(), "testbitcoin");
  
      // Convert to char*:
      std::vector<const char*> vecChar;
      BOOST_FOREACH(std::string& s, vecArg)
          vecChar.push_back(s.c_str());
  
      ParseParameters(vecChar.size(), &vecChar[0]);
  }
  
  BOOST_AUTO_TEST_CASE(boolarg)
  {
      ResetArgs("-foo");
      BOOST_CHECK(GetBoolArg("-foo", false));
      BOOST_CHECK(GetBoolArg("-foo", true));
  
      BOOST_CHECK(!GetBoolArg("-fo", false));
      BOOST_CHECK(GetBoolArg("-fo", true));
  
      BOOST_CHECK(!GetBoolArg("-fooo", false));
      BOOST_CHECK(GetBoolArg("-fooo", true));
  
      ResetArgs("-foo=0");
      BOOST_CHECK(!GetBoolArg("-foo", false));
      BOOST_CHECK(!GetBoolArg("-foo", true));
  
      ResetArgs("-foo=1");
      BOOST_CHECK(GetBoolArg("-foo", false));
      BOOST_CHECK(GetBoolArg("-foo", true));
  
      // New 0.6 feature: auto-map -nosomething to !-something:
      ResetArgs("-nofoo");
      BOOST_CHECK(!GetBoolArg("-foo", false));
      BOOST_CHECK(!GetBoolArg("-foo", true));
  
      ResetArgs("-nofoo=1");
      BOOST_CHECK(!GetBoolArg("-foo", false));
      BOOST_CHECK(!GetBoolArg("-foo", true));
  
      ResetArgs("-foo -nofoo");  // -foo should win
      BOOST_CHECK(GetBoolArg("-foo", false));
      BOOST_CHECK(GetBoolArg("-foo", true));
  
      ResetArgs("-foo=1 -nofoo=1");  // -foo should win
      BOOST_CHECK(GetBoolArg("-foo", false));
      BOOST_CHECK(GetBoolArg("-foo", true));
  
      ResetArgs("-foo=0 -nofoo=0");  // -foo should win
      BOOST_CHECK(!GetBoolArg("-foo", false));
      BOOST_CHECK(!GetBoolArg("-foo", true));
  
      // New 0.6 feature: treat -- same as -:
      ResetArgs("--foo=1");
      BOOST_CHECK(GetBoolArg("-foo", false));
      BOOST_CHECK(GetBoolArg("-foo", true));
  
      ResetArgs("--nofoo=1");
      BOOST_CHECK(!GetBoolArg("-foo", false));
      BOOST_CHECK(!GetBoolArg("-foo", true));
  
  }
  
  BOOST_AUTO_TEST_CASE(stringarg)
  {
      ResetArgs("");
      BOOST_CHECK_EQUAL(GetArg("-foo", ""), "");
      BOOST_CHECK_EQUAL(GetArg("-foo", "eleven"), "eleven");
  
      ResetArgs("-foo -bar");
      BOOST_CHECK_EQUAL(GetArg("-foo", ""), "");
      BOOST_CHECK_EQUAL(GetArg("-foo", "eleven"), "");
  
      ResetArgs("-foo=");
      BOOST_CHECK_EQUAL(GetArg("-foo", ""), "");
      BOOST_CHECK_EQUAL(GetArg("-foo", "eleven"), "");
  
      ResetArgs("-foo=11");
      BOOST_CHECK_EQUAL(GetArg("-foo", ""), "11");
      BOOST_CHECK_EQUAL(GetArg("-foo", "eleven"), "11");
  
      ResetArgs("-foo=eleven");
      BOOST_CHECK_EQUAL(GetArg("-foo", ""), "eleven");
      BOOST_CHECK_EQUAL(GetArg("-foo", "eleven"), "eleven");
  
  }
  
  BOOST_AUTO_TEST_CASE(intarg)
  {
      ResetArgs("");
      BOOST_CHECK_EQUAL(GetArg("-foo", 11), 11);
      BOOST_CHECK_EQUAL(GetArg("-foo", 0), 0);
  
      ResetArgs("-foo -bar");
      BOOST_CHECK_EQUAL(GetArg("-foo", 11), 0);
      BOOST_CHECK_EQUAL(GetArg("-bar", 11), 0);
  
      ResetArgs("-foo=11 -bar=12");
      BOOST_CHECK_EQUAL(GetArg("-foo", 0), 11);
      BOOST_CHECK_EQUAL(GetArg("-bar", 11), 12);
  
      ResetArgs("-foo=NaN -bar=NotANumber");
      BOOST_CHECK_EQUAL(GetArg("-foo", 1), 0);
      BOOST_CHECK_EQUAL(GetArg("-bar", 11), 0);
  }
  
  BOOST_AUTO_TEST_CASE(doublemastercoin)
  {
      ResetArgs("--foo");
      BOOST_CHECK_EQUAL(GetBoolArg("-foo", false), true);
  
      ResetArgs("--foo=verbose --bar=1");
      BOOST_CHECK_EQUAL(GetArg("-foo", ""), "verbose");
      BOOST_CHECK_EQUAL(GetArg("-bar", 0), 1);
  }
  
  BOOST_AUTO_TEST_CASE(boolargno)
  {
      ResetArgs("-nofoo");
      BOOST_CHECK(!GetBoolArg("-foo", true));
      BOOST_CHECK(!GetBoolArg("-foo", false));
  
      ResetArgs("-nofoo=1");
      BOOST_CHECK(!GetBoolArg("-foo", true));
      BOOST_CHECK(!GetBoolArg("-foo", false));
  
      ResetArgs("-nofoo=0");
      BOOST_CHECK(GetBoolArg("-foo", true));
      BOOST_CHECK(GetBoolArg("-foo", false));
  
      ResetArgs("-foo --nofoo");
      BOOST_CHECK(GetBoolArg("-foo", true));
      BOOST_CHECK(GetBoolArg("-foo", false));
  
      ResetArgs("-nofoo -foo"); // foo always wins:
      BOOST_CHECK(GetBoolArg("-foo", true));
      BOOST_CHECK(GetBoolArg("-foo", false));
  }
  
  BOOST_AUTO_TEST_SUITE_END()
  