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Diffstat (limited to 'include/internal/catch_approx.hpp')
-rw-r--r-- | include/internal/catch_approx.hpp | 91 |
1 files changed, 0 insertions, 91 deletions
diff --git a/include/internal/catch_approx.hpp b/include/internal/catch_approx.hpp deleted file mode 100644 index f5dba61..0000000 --- a/include/internal/catch_approx.hpp +++ /dev/null @@ -1,91 +0,0 @@ -/* - * Created by Phil on 28/04/2011. - * Copyright 2010 Two Blue Cubes Ltd. All rights reserved. - * - * 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) - */ -#ifndef TWOBLUECUBES_CATCH_APPROX_HPP_INCLUDED -#define TWOBLUECUBES_CATCH_APPROX_HPP_INCLUDED - -#include "catch_tostring.h" - -#include <cmath> -#include <limits> - -namespace Catch { -namespace Detail { - - class Approx { - public: - explicit Approx ( double value ) - : m_epsilon( std::numeric_limits<float>::epsilon()*100 ), - m_scale( 1.0 ), - m_value( value ) - {} - - Approx( Approx const& other ) - : m_epsilon( other.m_epsilon ), - m_scale( other.m_scale ), - m_value( other.m_value ) - {} - - static Approx custom() { - return Approx( 0 ); - } - - Approx operator()( double value ) { - Approx approx( value ); - approx.epsilon( m_epsilon ); - approx.scale( m_scale ); - return approx; - } - - friend bool operator == ( double lhs, Approx const& rhs ) { - // Thanks to Richard Harris for his help refining this formula - return fabs( lhs - rhs.m_value ) < rhs.m_epsilon * (rhs.m_scale + (std::max)( fabs(lhs), fabs(rhs.m_value) ) ); - } - - friend bool operator == ( Approx const& lhs, double rhs ) { - return operator==( rhs, lhs ); - } - - friend bool operator != ( double lhs, Approx const& rhs ) { - return !operator==( lhs, rhs ); - } - - friend bool operator != ( Approx const& lhs, double rhs ) { - return !operator==( rhs, lhs ); - } - - Approx& epsilon( double newEpsilon ) { - m_epsilon = newEpsilon; - return *this; - } - - Approx& scale( double newScale ) { - m_scale = newScale; - return *this; - } - - std::string toString() const { - std::ostringstream oss; - oss << "Approx( " << Catch::toString( m_value ) << " )"; - return oss.str(); - } - - private: - double m_epsilon; - double m_scale; - double m_value; - }; -} - -template<> -inline std::string toString<Detail::Approx>( Detail::Approx const& value ) { - return value.toString(); -} - -} // end namespace Catch - -#endif // TWOBLUECUBES_CATCH_APPROX_HPP_INCLUDED |