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// (C) Copyright Eric Niebler 2005.
// Use, modification and distribution are subject to the
// Boost Software License, Version 1.0. (See accompanying file
// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
#include <boost/test/unit_test.hpp>
#include <boost/test/tools/floating_point_comparison.hpp>
#include <boost/accumulators/accumulators.hpp>
#include <boost/accumulators/statistics/stats.hpp>
#include <boost/accumulators/statistics/with_error.hpp>
#include <boost/accumulators/statistics/error_of_mean.hpp>
using namespace boost;
using namespace unit_test;
using namespace accumulators;
///////////////////////////////////////////////////////////////////////////////
// test_stat
//
void test_stat()
{
accumulator_set<double, stats<tag::error_of<tag::mean(lazy)> > > acc;
acc(1.1);
acc(1.2);
acc(1.3);
BOOST_CHECK_CLOSE(0.057735, accumulators::error_of<tag::mean(lazy)>(acc), 1e-4);
accumulator_set<double, stats<tag::error_of<tag::mean(immediate)> > > acc2;
acc2(1.1);
acc2(1.2);
acc2(1.3);
BOOST_CHECK_CLOSE(0.057735, accumulators::error_of<tag::mean(immediate)>(acc2), 1e-4);
accumulator_set<double, stats<with_error<tag::mean(lazy)> > > acc3;
acc3(1.1);
acc3(1.2);
acc3(1.3);
BOOST_CHECK_CLOSE(0.057735, accumulators::error_of<tag::mean(lazy)>(acc3), 1e-4);
accumulator_set<double, stats<with_error<tag::mean(immediate)> > > acc4;
acc4(1.1);
acc4(1.2);
acc4(1.3);
BOOST_CHECK_CLOSE(0.057735, accumulators::error_of<tag::mean(immediate)>(acc4), 1e-4);
}
///////////////////////////////////////////////////////////////////////////////
// init_unit_test_suite
//
test_suite* init_unit_test_suite( int argc, char* argv[] )
{
test_suite *test = BOOST_TEST_SUITE("mean test");
test->add(BOOST_TEST_CASE(&test_stat));
return test;
}
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