src/test/timedata_tests.cpp

   1 // Copyright (c) 2011-2015 The Bitcoin Core developers
   2 // Distributed under the MIT software license, see the accompanying
   3 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
   4 //
   5 #include <timedata.h>
   6 #include <test/test_bitcoin.h>
   7
   8 #include <boost/test/unit_test.hpp>
   9
  10 BOOST_FIXTURE_TEST_SUITE(timedata_tests, BasicTestingSetup)
  11
  12 BOOST_AUTO_TEST_CASE(util_MedianFilter)
  13 {
  14     CMedianFilter<int> filter(5, 15);
  15
  16     BOOST_CHECK_EQUAL(filter.median(), 15);
  17
  18     filter.input(20); // [15 20]
  19     BOOST_CHECK_EQUAL(filter.median(), 17);
  20
  21     filter.input(30); // [15 20 30]
  22     BOOST_CHECK_EQUAL(filter.median(), 20);
  23
  24     filter.input(3); // [3 15 20 30]
  25     BOOST_CHECK_EQUAL(filter.median(), 17);
  26
  27     filter.input(7); // [3 7 15 20 30]
  28     BOOST_CHECK_EQUAL(filter.median(), 15);
  29
  30     filter.input(18); // [3 7 18 20 30]
  31     BOOST_CHECK_EQUAL(filter.median(), 18);
  32
  33     filter.input(0); // [0 3 7 18 30]
  34     BOOST_CHECK_EQUAL(filter.median(), 7);
  35 }
  36
  37 BOOST_AUTO_TEST_SUITE_END()