matthiasm@0: /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
matthiasm@0: /*
matthiasm@0:     This file is Copyright (c) 2012 Chris Cannam
matthiasm@0:   
matthiasm@0:     Permission is hereby granted, free of charge, to any person
matthiasm@0:     obtaining a copy of this software and associated documentation
matthiasm@0:     files (the "Software"), to deal in the Software without
matthiasm@0:     restriction, including without limitation the rights to use, copy,
matthiasm@0:     modify, merge, publish, distribute, sublicense, and/or sell copies
matthiasm@0:     of the Software, and to permit persons to whom the Software is
matthiasm@0:     furnished to do so, subject to the following conditions:
matthiasm@0: 
matthiasm@0:     The above copyright notice and this permission notice shall be
matthiasm@0:     included in all copies or substantial portions of the Software.
matthiasm@0: 
matthiasm@0:     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
matthiasm@0:     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
matthiasm@0:     MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
matthiasm@0:     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR
matthiasm@0:     ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
matthiasm@0:     CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
matthiasm@0:     WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
matthiasm@0: */
matthiasm@0: 
matthiasm@0: #include "MeanFilter.h"
matthiasm@0: 
matthiasm@0: #define BOOST_TEST_DYN_LINK
matthiasm@0: #define BOOST_TEST_MAIN
matthiasm@0: 
matthiasm@0: #include <boost/test/unit_test.hpp>
matthiasm@0: 
matthiasm@0: BOOST_AUTO_TEST_SUITE(TestMeanFilter)
matthiasm@0: 
matthiasm@0: BOOST_AUTO_TEST_CASE(simpleFilter)
matthiasm@0: {
matthiasm@0:     double in[] = { 1.0, 2.0, 3.0 };
matthiasm@0:     double out[3];
matthiasm@0:     MeanFilter(3).filter(in, out, 3);
matthiasm@0:     BOOST_CHECK_EQUAL(out[0], 1.5);
matthiasm@0:     BOOST_CHECK_EQUAL(out[1], 2.0);
matthiasm@0:     BOOST_CHECK_EQUAL(out[2], 2.5);
matthiasm@0: }
matthiasm@0: 
matthiasm@0: BOOST_AUTO_TEST_CASE(simpleSubset)
matthiasm@0: {
matthiasm@0:     double in[] = { 1.0, 2.0, 3.0, 4.0, 5.0 };
matthiasm@0:     double out[3];
matthiasm@0:     MeanFilter(3).filterSubsequence(in, out, 5, 3, 1);
matthiasm@0:     BOOST_CHECK_EQUAL(out[0], 2.0);
matthiasm@0:     BOOST_CHECK_EQUAL(out[1], 3.0);
matthiasm@0:     BOOST_CHECK_EQUAL(out[2], 4.0);
matthiasm@0: }
matthiasm@0: 
matthiasm@0: BOOST_AUTO_TEST_CASE(flenExceedsArraySize)
matthiasm@0: {
matthiasm@0:     double in[] = { 1.0, 2.0, 3.0 };
matthiasm@0:     double out[3];
matthiasm@0:     MeanFilter(5).filter(in, out, 3);
matthiasm@0:     BOOST_CHECK_EQUAL(out[0], 2.0);
matthiasm@0:     BOOST_CHECK_EQUAL(out[1], 2.0);
matthiasm@0:     BOOST_CHECK_EQUAL(out[2], 2.0);
matthiasm@0: }
matthiasm@0: 
matthiasm@0: BOOST_AUTO_TEST_CASE(flenIs1)
matthiasm@0: {
matthiasm@0:     double in[] = { 1.0, 2.0, 3.0 };
matthiasm@0:     double out[3];
matthiasm@0:     MeanFilter(1).filter(in, out, 3);
matthiasm@0:     BOOST_CHECK_EQUAL(out[0], in[0]);
matthiasm@0:     BOOST_CHECK_EQUAL(out[1], in[1]);
matthiasm@0:     BOOST_CHECK_EQUAL(out[2], in[2]);
matthiasm@0: }
matthiasm@0: 
matthiasm@0: BOOST_AUTO_TEST_CASE(arraySizeIs1)
matthiasm@0: {
matthiasm@0:     double in[] = { 1.0 };
matthiasm@0:     double out[1];
matthiasm@0:     MeanFilter(3).filter(in, out, 1);
matthiasm@0:     BOOST_CHECK_EQUAL(out[0], in[0]);
matthiasm@0: }
matthiasm@0: 
matthiasm@0: BOOST_AUTO_TEST_CASE(subsequenceLengthIs1)
matthiasm@0: {
matthiasm@0:     double in[] = { 1.0, 2.0, 3.0 };
matthiasm@0:     double out[1];
matthiasm@0:     MeanFilter(3).filterSubsequence(in, out, 3, 1, 2);
matthiasm@0:     BOOST_CHECK_EQUAL(out[0], 2.5);
matthiasm@0: }
matthiasm@0: 
matthiasm@0: BOOST_AUTO_TEST_SUITE_END()
matthiasm@0: