266 lines
7.3 KiB
C++
266 lines
7.3 KiB
C++
/*
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* Created by Phil on 23/4/2014.
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* Copyright 2014 Two Blue Cubes Ltd. All rights reserved.
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*
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* Distributed under the Boost Software License, Version 1.0. (See accompanying
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* file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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*/
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#if defined(__clang__)
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# pragma clang diagnostic push
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# pragma clang diagnostic ignored "-Wexit-time-destructors"
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# pragma clang diagnostic ignored "-Wglobal-constructors"
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#endif
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// Enable specific decls locally
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#if !defined(CATCH_CONFIG_ENABLE_CHRONO_STRINGMAKER)
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#define CATCH_CONFIG_ENABLE_CHRONO_STRINGMAKER
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#endif
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#include "catch_tostring.h"
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#include "catch_interfaces_config.h"
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#include "catch_context.h"
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#include "catch_polyfills.hpp"
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#include <cmath>
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#include <iomanip>
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namespace Catch {
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namespace Detail {
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const std::string unprintableString = "{?}";
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namespace {
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const int hexThreshold = 255;
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struct Endianness {
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enum Arch { Big, Little };
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static Arch which() {
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int one = 1;
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// If the lowest byte we read is non-zero, we can assume
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// that little endian format is used.
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auto value = *reinterpret_cast<char*>(&one);
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return value ? Little : Big;
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}
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};
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}
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std::string rawMemoryToString( const void *object, std::size_t size ) {
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// Reverse order for little endian architectures
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int i = 0, end = static_cast<int>( size ), inc = 1;
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if( Endianness::which() == Endianness::Little ) {
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i = end-1;
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end = inc = -1;
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}
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unsigned char const *bytes = static_cast<unsigned char const *>(object);
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ReusableStringStream rss;
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rss << "0x" << std::setfill('0') << std::hex;
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for( ; i != end; i += inc )
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rss << std::setw(2) << static_cast<unsigned>(bytes[i]);
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return rss.str();
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}
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}
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template<typename T>
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std::string fpToString( T value, int precision ) {
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if (Catch::isnan(value)) {
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return "nan";
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}
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ReusableStringStream rss;
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rss << std::setprecision( precision )
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<< std::fixed
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<< value;
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std::string d = rss.str();
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std::size_t i = d.find_last_not_of( '0' );
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if( i != std::string::npos && i != d.size()-1 ) {
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if( d[i] == '.' )
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i++;
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d = d.substr( 0, i+1 );
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}
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return d;
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}
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//// ======================================================= ////
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//
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// Out-of-line defs for full specialization of StringMaker
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//
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//// ======================================================= ////
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std::string StringMaker<std::string>::convert(const std::string& str) {
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if (!getCurrentContext().getConfig()->showInvisibles()) {
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return '"' + str + '"';
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}
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std::string s("\"");
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for (char c : str) {
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switch (c) {
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case '\n':
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s.append("\\n");
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break;
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case '\t':
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s.append("\\t");
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break;
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default:
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s.push_back(c);
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break;
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}
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}
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s.append("\"");
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return s;
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}
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#ifdef CATCH_CONFIG_CPP17_STRING_VIEW
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std::string StringMaker<std::string_view>::convert(std::string_view str) {
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return ::Catch::Detail::stringify(std::string{ str });
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}
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#endif
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std::string StringMaker<char const*>::convert(char const* str) {
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if (str) {
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return ::Catch::Detail::stringify(std::string{ str });
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} else {
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return{ "{null string}" };
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}
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}
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std::string StringMaker<char*>::convert(char* str) {
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if (str) {
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return ::Catch::Detail::stringify(std::string{ str });
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} else {
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return{ "{null string}" };
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}
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}
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#ifdef CATCH_CONFIG_WCHAR
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std::string StringMaker<std::wstring>::convert(const std::wstring& wstr) {
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std::string s;
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s.reserve(wstr.size());
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for (auto c : wstr) {
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s += (c <= 0xff) ? static_cast<char>(c) : '?';
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}
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return ::Catch::Detail::stringify(s);
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}
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# ifdef CATCH_CONFIG_CPP17_STRING_VIEW
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std::string StringMaker<std::wstring_view>::convert(std::wstring_view str) {
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return StringMaker<std::wstring>::convert(std::wstring(str));
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}
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# endif
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std::string StringMaker<wchar_t const*>::convert(wchar_t const * str) {
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if (str) {
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return ::Catch::Detail::stringify(std::wstring{ str });
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} else {
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return{ "{null string}" };
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}
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}
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std::string StringMaker<wchar_t *>::convert(wchar_t * str) {
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if (str) {
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return ::Catch::Detail::stringify(std::wstring{ str });
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} else {
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return{ "{null string}" };
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}
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}
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#endif
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#if defined(CATCH_CONFIG_CPP17_BYTE)
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#include <cstddef>
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std::string StringMaker<std::byte>::convert(std::byte value) {
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return ::Catch::Detail::stringify(std::to_integer<unsigned long long>(value));
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}
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#endif // defined(CATCH_CONFIG_CPP17_BYTE)
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std::string StringMaker<int>::convert(int value) {
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return ::Catch::Detail::stringify(static_cast<long long>(value));
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}
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std::string StringMaker<long>::convert(long value) {
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return ::Catch::Detail::stringify(static_cast<long long>(value));
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}
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std::string StringMaker<long long>::convert(long long value) {
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ReusableStringStream rss;
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rss << value;
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if (value > Detail::hexThreshold) {
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rss << " (0x" << std::hex << value << ')';
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}
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return rss.str();
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}
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std::string StringMaker<unsigned int>::convert(unsigned int value) {
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return ::Catch::Detail::stringify(static_cast<unsigned long long>(value));
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}
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std::string StringMaker<unsigned long>::convert(unsigned long value) {
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return ::Catch::Detail::stringify(static_cast<unsigned long long>(value));
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}
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std::string StringMaker<unsigned long long>::convert(unsigned long long value) {
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ReusableStringStream rss;
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rss << value;
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if (value > Detail::hexThreshold) {
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rss << " (0x" << std::hex << value << ')';
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}
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return rss.str();
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}
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std::string StringMaker<bool>::convert(bool b) {
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return b ? "true" : "false";
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}
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std::string StringMaker<signed char>::convert(signed char value) {
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if (value == '\r') {
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return "'\\r'";
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} else if (value == '\f') {
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return "'\\f'";
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} else if (value == '\n') {
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return "'\\n'";
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} else if (value == '\t') {
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return "'\\t'";
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} else if ('\0' <= value && value < ' ') {
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return ::Catch::Detail::stringify(static_cast<unsigned int>(value));
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} else {
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char chstr[] = "' '";
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chstr[1] = value;
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return chstr;
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}
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}
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std::string StringMaker<char>::convert(char c) {
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return ::Catch::Detail::stringify(static_cast<signed char>(c));
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}
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std::string StringMaker<unsigned char>::convert(unsigned char c) {
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return ::Catch::Detail::stringify(static_cast<char>(c));
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}
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std::string StringMaker<std::nullptr_t>::convert(std::nullptr_t) {
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return "nullptr";
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}
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int StringMaker<float>::precision = 5;
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std::string StringMaker<float>::convert(float value) {
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return fpToString(value, precision) + 'f';
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}
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int StringMaker<double>::precision = 10;
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std::string StringMaker<double>::convert(double value) {
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return fpToString(value, precision);
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}
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std::string ratio_string<std::atto>::symbol() { return "a"; }
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std::string ratio_string<std::femto>::symbol() { return "f"; }
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std::string ratio_string<std::pico>::symbol() { return "p"; }
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std::string ratio_string<std::nano>::symbol() { return "n"; }
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std::string ratio_string<std::micro>::symbol() { return "u"; }
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std::string ratio_string<std::milli>::symbol() { return "m"; }
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} // end namespace Catch
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#if defined(__clang__)
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# pragma clang diagnostic pop
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#endif
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