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83 lines
2.6 KiB
C++
83 lines
2.6 KiB
C++
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// Copyright 2010 Gunter Winkler <guwi17@gmx.de>
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// Distributed under the Boost Software License, Version 1.0. (See
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// accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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#include <boost/numeric/ublas/vector.hpp>
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#include <boost/numeric/ublas/io.hpp>
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#include <boost/numeric/ublas/matrix.hpp>
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#include <complex>
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#include "utils.hpp"
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using namespace boost::numeric::ublas;
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static const double TOL(1.0e-5); ///< Used for comparing two real numbers.
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BOOST_UBLAS_TEST_DEF ( test_double_complex_norm_inf ) {
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typedef std::complex<double> dComplex;
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vector<dComplex> v(4);
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for (unsigned int i = 0; i < v.size(); ++i)
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v[i] = dComplex(i, i + 1);
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const double expected = abs(v[3]);
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BOOST_UBLAS_DEBUG_TRACE( "norm is " << norm_inf(v) );
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BOOST_UBLAS_TEST_CHECK(std::abs(norm_inf(v) - expected) < TOL);
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v *= 3.;
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BOOST_UBLAS_TEST_CHECK(std::abs(norm_inf(v) - (3.0*expected)) < TOL);
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}
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BOOST_UBLAS_TEST_DEF ( test_double_complex_norm_2 ) {
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typedef std::complex<double> dComplex;
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vector<dComplex> v(4);
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for (unsigned int i = 0; i < v.size(); ++i)
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v[i] = dComplex(i, i + 1);
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const double expected = sqrt(44.0);
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BOOST_UBLAS_DEBUG_TRACE( "norm is " << norm_2(v) );
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BOOST_UBLAS_TEST_CHECK(std::abs(norm_2(v) - expected) < TOL);
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v *= 3.;
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BOOST_UBLAS_TEST_CHECK(std::abs(norm_2(v) - (3.0*expected)) < TOL);
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}
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BOOST_UBLAS_TEST_DEF ( test_float_complex_norm_inf ) {
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typedef std::complex<float> dComplex;
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vector<dComplex> v(4);
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for (unsigned int i = 0; i < v.size(); ++i)
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v[i] = dComplex(i, i + 1);
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const float expected = abs(v[3]);
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BOOST_UBLAS_DEBUG_TRACE( "norm is " << norm_inf(v) );
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BOOST_UBLAS_TEST_CHECK(std::abs(norm_inf(v) - expected) < TOL);
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v *= 3.;
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BOOST_UBLAS_TEST_CHECK(std::abs(norm_inf(v) - (3.0*expected)) < TOL);
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}
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BOOST_UBLAS_TEST_DEF ( test_float_complex_norm_2 ) {
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typedef std::complex<float> dComplex;
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vector<dComplex> v(4);
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for (unsigned int i = 0; i < v.size(); ++i)
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v[i] = dComplex(i, i + 1);
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const double expected = sqrt(44.0);
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BOOST_UBLAS_DEBUG_TRACE( "norm is " << norm_2(v) );
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BOOST_UBLAS_TEST_CHECK(std::abs(norm_2(v) - expected) < TOL);
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v *= 3.;
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BOOST_UBLAS_TEST_CHECK(std::abs(norm_2(v) - (3.0*expected)) < TOL);
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}
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int main() {
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BOOST_UBLAS_TEST_BEGIN();
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BOOST_UBLAS_TEST_DO( test_double_complex_norm_inf );
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BOOST_UBLAS_TEST_DO( test_float_complex_norm_inf );
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BOOST_UBLAS_TEST_DO( test_double_complex_norm_2 );
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BOOST_UBLAS_TEST_DO( test_float_complex_norm_2 );
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BOOST_UBLAS_TEST_END();
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}
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