WhisperCom/libs/Catch2/include/internal/catch_matchers_string.cpp

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/*
* Created by Phil Nash on 08/02/2017.
* Copyright (c) 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_matchers_string.h"
#include "catch_string_manip.h"
#include "catch_tostring.h"
#include <regex>
namespace Catch {
namespace Matchers {
namespace StdString {
CasedString::CasedString( std::string const& str, CaseSensitive::Choice caseSensitivity )
: m_caseSensitivity( caseSensitivity ),
m_str( adjustString( str ) )
{}
std::string CasedString::adjustString( std::string const& str ) const {
return m_caseSensitivity == CaseSensitive::No
? toLower( str )
: str;
}
std::string CasedString::caseSensitivitySuffix() const {
return m_caseSensitivity == CaseSensitive::No
? " (case insensitive)"
: std::string();
}
StringMatcherBase::StringMatcherBase( std::string const& operation, CasedString const& comparator )
: m_comparator( comparator ),
m_operation( operation ) {
}
std::string StringMatcherBase::describe() const {
std::string description;
description.reserve(5 + m_operation.size() + m_comparator.m_str.size() +
m_comparator.caseSensitivitySuffix().size());
description += m_operation;
description += ": \"";
description += m_comparator.m_str;
description += "\"";
description += m_comparator.caseSensitivitySuffix();
return description;
}
EqualsMatcher::EqualsMatcher( CasedString const& comparator ) : StringMatcherBase( "equals", comparator ) {}
bool EqualsMatcher::match( std::string const& source ) const {
return m_comparator.adjustString( source ) == m_comparator.m_str;
}
ContainsMatcher::ContainsMatcher( CasedString const& comparator ) : StringMatcherBase( "contains", comparator ) {}
bool ContainsMatcher::match( std::string const& source ) const {
return contains( m_comparator.adjustString( source ), m_comparator.m_str );
}
StartsWithMatcher::StartsWithMatcher( CasedString const& comparator ) : StringMatcherBase( "starts with", comparator ) {}
bool StartsWithMatcher::match( std::string const& source ) const {
return startsWith( m_comparator.adjustString( source ), m_comparator.m_str );
}
EndsWithMatcher::EndsWithMatcher( CasedString const& comparator ) : StringMatcherBase( "ends with", comparator ) {}
bool EndsWithMatcher::match( std::string const& source ) const {
return endsWith( m_comparator.adjustString( source ), m_comparator.m_str );
}
RegexMatcher::RegexMatcher(std::string regex, CaseSensitive::Choice caseSensitivity): m_regex(std::move(regex)), m_caseSensitivity(caseSensitivity) {}
bool RegexMatcher::match(std::string const& matchee) const {
auto flags = std::regex::ECMAScript; // ECMAScript is the default syntax option anyway
if (m_caseSensitivity == CaseSensitive::Choice::No) {
flags |= std::regex::icase;
}
auto reg = std::regex(m_regex, flags);
return std::regex_match(matchee, reg);
}
std::string RegexMatcher::describe() const {
return "matches " + ::Catch::Detail::stringify(m_regex) + ((m_caseSensitivity == CaseSensitive::Choice::Yes)? " case sensitively" : " case insensitively");
}
} // namespace StdString
StdString::EqualsMatcher Equals( std::string const& str, CaseSensitive::Choice caseSensitivity ) {
return StdString::EqualsMatcher( StdString::CasedString( str, caseSensitivity) );
}
StdString::ContainsMatcher Contains( std::string const& str, CaseSensitive::Choice caseSensitivity ) {
return StdString::ContainsMatcher( StdString::CasedString( str, caseSensitivity) );
}
StdString::EndsWithMatcher EndsWith( std::string const& str, CaseSensitive::Choice caseSensitivity ) {
return StdString::EndsWithMatcher( StdString::CasedString( str, caseSensitivity) );
}
StdString::StartsWithMatcher StartsWith( std::string const& str, CaseSensitive::Choice caseSensitivity ) {
return StdString::StartsWithMatcher( StdString::CasedString( str, caseSensitivity) );
}
StdString::RegexMatcher Matches(std::string const& regex, CaseSensitive::Choice caseSensitivity) {
return StdString::RegexMatcher(regex, caseSensitivity);
}
} // namespace Matchers
} // namespace Catch