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Diffstat (limited to 'include/internal/catch_approx.cpp')
-rw-r--r-- | include/internal/catch_approx.cpp | 88 |
1 files changed, 0 insertions, 88 deletions
diff --git a/include/internal/catch_approx.cpp b/include/internal/catch_approx.cpp deleted file mode 100644 index 32b5e043..00000000 --- a/include/internal/catch_approx.cpp +++ /dev/null @@ -1,88 +0,0 @@ -/* - * Created by Martin on 19/07/2017. - * Copyright 2017 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) - */ - -#include "catch_approx.h" -#include "catch_enforce.h" - -#include <cmath> -#include <limits> - -namespace { - -// Performs equivalent check of std::fabs(lhs - rhs) <= margin -// But without the subtraction to allow for INFINITY in comparison -bool marginComparison(double lhs, double rhs, double margin) { - return (lhs + margin >= rhs) && (rhs + margin >= lhs); -} - -} - -namespace Catch { -namespace Detail { - - Approx::Approx ( double value ) - : m_epsilon( std::numeric_limits<float>::epsilon()*100 ), - m_margin( 0.0 ), - m_scale( 0.0 ), - m_value( value ) - {} - - Approx Approx::custom() { - return Approx( 0 ); - } - - Approx Approx::operator-() const { - auto temp(*this); - temp.m_value = -temp.m_value; - return temp; - } - - - std::string Approx::toString() const { - ReusableStringStream rss; - rss << "Approx( " << ::Catch::Detail::stringify( m_value ) << " )"; - return rss.str(); - } - - bool Approx::equalityComparisonImpl(const double other) const { - // First try with fixed margin, then compute margin based on epsilon, scale and Approx's value - // Thanks to Richard Harris for his help refining the scaled margin value - return marginComparison(m_value, other, m_margin) - || marginComparison(m_value, other, m_epsilon * (m_scale + std::fabs(std::isinf(m_value)? 0 : m_value))); - } - - void Approx::setMargin(double newMargin) { - CATCH_ENFORCE(newMargin >= 0, - "Invalid Approx::margin: " << newMargin << '.' - << " Approx::Margin has to be non-negative."); - m_margin = newMargin; - } - - void Approx::setEpsilon(double newEpsilon) { - CATCH_ENFORCE(newEpsilon >= 0 && newEpsilon <= 1.0, - "Invalid Approx::epsilon: " << newEpsilon << '.' - << " Approx::epsilon has to be in [0, 1]"); - m_epsilon = newEpsilon; - } - -} // end namespace Detail - -namespace literals { - Detail::Approx operator "" _a(long double val) { - return Detail::Approx(val); - } - Detail::Approx operator "" _a(unsigned long long val) { - return Detail::Approx(val); - } -} // end namespace literals - -std::string StringMaker<Catch::Detail::Approx>::convert(Catch::Detail::Approx const& value) { - return value.toString(); -} - -} // end namespace Catch |