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- // Distributed under 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/numeric/ublas/vector.hpp>
- #include <boost/numeric/ublas/io.hpp>
- #include "utils.hpp"
- using namespace boost::numeric::ublas;
- static const double TOL(1.0e-5); ///< Used for comparing two real numbers.
- BOOST_UBLAS_TEST_DEF ( test_double_scaled_norm_2 ) {
- vector<double> v(2);
- v[0] = 0; v[1] = 1.0e155;
- const double expected = 1.0e155;
- BOOST_UBLAS_DEBUG_TRACE( "norm is " << norm_2(v) );
- BOOST_UBLAS_TEST_CHECK(std::abs(norm_2(v) - expected) < TOL);
- }
- BOOST_UBLAS_TEST_DEF ( test_float_scaled_norm_2 ) {
- vector<float> v(2);
- v[0] = 0; v[1] = 1.0e20;
- const float expected = 1.0e20;
- BOOST_UBLAS_DEBUG_TRACE( "norm is " << norm_2(v) );
- BOOST_UBLAS_TEST_CHECK(std::abs(norm_2(v) - expected) < TOL);
- }
- int main() {
- BOOST_UBLAS_TEST_BEGIN();
- BOOST_UBLAS_TEST_DO( test_double_scaled_norm_2 );
- BOOST_UBLAS_TEST_DO( test_float_scaled_norm_2 );
- BOOST_UBLAS_TEST_END();
- }
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