#include <catch_matchers_floating.h>

Inheritance diagram for Catch::Matchers::Floating::WithinUlpsMatcher:

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Collaboration diagram for Catch::Matchers::Floating::WithinUlpsMatcher:

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Public Member Functions
	WithinUlpsMatcher (double target, int ulps, FloatingPointKind baseType)

bool	match (double const &matchee) const override

std::string	describe () const override

	WithinUlpsMatcher (double target, int ulps, FloatingPointKind baseType)

bool	match (double const &matchee) const override

std::string	describe () const override

Public Member Functions inherited from Catch::Matchers::Impl::MatcherBase< T >
MatchAllOf< T >	operator&& (MatcherBase const &other) const

MatchAnyOf< T >	operator\|\| (MatcherBase const &other) const

MatchNotOf< T >	operator! () const

MatchAllOf< T >	operator&& (MatcherBase const &other) const

MatchAnyOf< T >	operator\|\| (MatcherBase const &other) const

MatchNotOf< T >	operator! () const

Public Member Functions inherited from Catch::Matchers::Impl::MatcherUntypedBase
	MatcherUntypedBase ()=default

	MatcherUntypedBase (MatcherUntypedBase const &)=default

MatcherUntypedBase &	operator= (MatcherUntypedBase const &)=delete

std::string	toString () const

	MatcherUntypedBase ()=default

	MatcherUntypedBase (MatcherUntypedBase const &)=default

MatcherUntypedBase &	operator= (MatcherUntypedBase const &)=delete

std::string	toString () const

Public Member Functions inherited from Catch::Matchers::Impl::MatcherMethod< T >
virtual bool	match (T const &arg) const=0

virtual bool	match (T const &arg) const=0

Additional Inherited Members
Protected Member Functions inherited from Catch::Matchers::Impl::MatcherUntypedBase
virtual	~MatcherUntypedBase ()

virtual	~MatcherUntypedBase ()

Protected Attributes inherited from Catch::Matchers::Impl::MatcherUntypedBase
std::string	m_cachedToString

Detailed Description

Definition at line 3057 of file catch.hpp.

Constructor & Destructor Documentation

◆ WithinUlpsMatcher() [1/2]

Catch::Matchers::Floating::WithinUlpsMatcher::WithinUlpsMatcher	(	double	target,
		int	ulps,
		FloatingPointKind	baseType )

Definition at line 100 of file catch_matchers_floating.cpp.

        :m_target{ target }, m_ulps{ ulps }, m_type{ baseType } {
        CATCH_ENFORCE(ulps >= 0, "Invalid ULP setting: " << ulps << '.'
            << " ULPs have to be non-negative.");
    }

◆ WithinUlpsMatcher() [2/2]

Catch::Matchers::Floating::WithinUlpsMatcher::WithinUlpsMatcher	(	double	target,
		int	ulps,
		FloatingPointKind	baseType )

Member Function Documentation

◆ describe() [1/2]

std::string Catch::Matchers::Floating::WithinUlpsMatcher::describe ( ) const

overridevirtual

Implements Catch::Matchers::Impl::MatcherUntypedBase.

Definition at line 127 of file catch_matchers_floating.cpp.

                                                {
        return "is within " + Catch::to_string(m_ulps) + " ULPs of " + ::Catch::Detail::stringify(m_target) + ((m_type == FloatingPointKind::Float)? "f" : "");
    }

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◆ describe() [2/2]

std::string Catch::Matchers::Floating::WithinUlpsMatcher::describe ( ) const

overridevirtual

Implements Catch::Matchers::Impl::MatcherUntypedBase.

◆ match() [1/2]

bool Catch::Matchers::Floating::WithinUlpsMatcher::match ( double const & matchee ) const

override

Definition at line 112 of file catch_matchers_floating.cpp.

                                                             {
        switch (m_type) {
        case FloatingPointKind::Float:
            return almostEqualUlps<float>(static_cast<float>(matchee), static_cast<float>(m_target), m_ulps);
        case FloatingPointKind::Double:
            return almostEqualUlps<double>(matchee, m_target, m_ulps);
        default:
            CATCH_INTERNAL_ERROR( "Unknown FloatingPointKind value" );
        }
    }

◆ match() [2/2]