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#ifndef __HAYAI_CONSOLEOUTPUTTER
#define __HAYAI_CONSOLEOUTPUTTER
#include "hayai_outputter.hpp"
#include "hayai_console.hpp"
namespace hayai
{
/// Console outputter.
/// Prints the result to standard output.
class ConsoleOutputter
: public Outputter
{
public:
/// Initialize console outputter.
/// @param stream Output stream. Must exist for the entire duration of
/// the outputter's use.
ConsoleOutputter(std::ostream& stream = std::cout)
: _stream(stream)
{
}
virtual void Begin(const std::size_t& enabledCount,
const std::size_t& disabledCount)
{
_stream << std::fixed;
_stream << Console::TextGreen << "[==========]"
<< Console::TextDefault << " Running "
<< enabledCount
<< (enabledCount == 1 ? " benchmark." : " benchmarks");
if (disabledCount)
_stream << ", skipping "
<< disabledCount
<< (disabledCount == 1 ?
" benchmark." :
" benchmarks");
else
_stream << ".";
_stream << std::endl;
}
virtual void End(const std::size_t& executedCount,
const std::size_t& disabledCount)
{
_stream << Console::TextGreen << "[==========]"
<< Console::TextDefault << " Ran " << executedCount
<< (executedCount == 1 ?
" benchmark." :
" benchmarks");
if (disabledCount)
_stream << ", skipped "
<< disabledCount
<< (disabledCount == 1 ?
" benchmark." :
" benchmarks");
else
_stream << ".";
_stream << std::endl;
}
inline void BeginOrSkipTest(const std::string& fixtureName,
const std::string& testName,
const TestParametersDescriptor& parameters,
const std::size_t& runsCount,
const std::size_t& iterationsCount,
const bool skip)
{
if (skip)
_stream << Console::TextCyan << "[ DISABLED ]";
else
_stream << Console::TextGreen << "[ RUN ]";
_stream << Console::TextYellow << " ";
WriteTestNameToStream(_stream, fixtureName, testName, parameters);
_stream << Console::TextDefault
<< " (" << runsCount
<< (runsCount == 1 ? " run, " : " runs, ")
<< iterationsCount
<< (iterationsCount == 1 ?
" iteration per run)" :
" iterations per run)")
<< std::endl;
}
virtual void BeginTest(const std::string& fixtureName,
const std::string& testName,
const TestParametersDescriptor& parameters,
const std::size_t& runsCount,
const std::size_t& iterationsCount)
{
BeginOrSkipTest(fixtureName,
testName,
parameters,
runsCount,
iterationsCount,
false);
}
virtual void SkipDisabledTest(
const std::string& fixtureName,
const std::string& testName,
const TestParametersDescriptor& parameters,
const std::size_t& runsCount,
const std::size_t& iterationsCount
)
{
BeginOrSkipTest(fixtureName,
testName,
parameters,
runsCount,
iterationsCount,
true);
}
virtual void EndTest(const std::string& fixtureName,
const std::string& testName,
const TestParametersDescriptor& parameters,
const TestResult& result)
{
#define PAD(x) _stream << std::setw(34) << x << std::endl;
#define PAD_DEVIATION(description, \
deviated, \
average, \
unit) \
{ \
double _d_ = \
double(deviated) - double(average); \
\
PAD(description << \
deviated << " " << unit << " (" << \
(deviated < average ? \
Console::TextRed : \
Console::TextGreen) << \
(deviated > average ? "+" : "") << \
_d_ << " " << unit << " / " << \
(deviated > average ? "+" : "") << \
(_d_ * 100.0 / average) << " %" << \
Console::TextDefault << ")"); \
}
#define PAD_DEVIATION_INVERSE(description, \
deviated, \
average, \
unit) \
{ \
double _d_ = \
double(deviated) - double(average); \
\
PAD(description << \
deviated << " " << unit << " (" << \
(deviated > average ? \
Console::TextRed : \
Console::TextGreen) << \
(deviated > average ? "+" : "") << \
_d_ << " " << unit << " / " << \
(deviated > average ? "+" : "") << \
(_d_ * 100.0 / average) << " %" << \
Console::TextDefault << ")"); \
}
_stream << Console::TextGreen << "[ DONE ]"
<< Console::TextYellow << " ";
WriteTestNameToStream(_stream, fixtureName, testName, parameters);
_stream << Console::TextDefault << " ("
<< std::setprecision(6)
<< (result.TimeTotal() / 1000000.0) << " ms)"
<< std::endl;
_stream << Console::TextBlue << "[ RUNS ] "
<< Console::TextDefault
<< " Average time: "
<< std::setprecision(3)
<< result.RunTimeAverage() / 1000.0 << " us "
<< "(" << Console::TextBlue << "~"
<< result.RunTimeStdDev() / 1000.0 << " us"
<< Console::TextDefault << ")"
<< std::endl;
PAD_DEVIATION_INVERSE("Fastest time: ",
(result.RunTimeMinimum() / 1000.0),
(result.RunTimeAverage() / 1000.0),
"us");
PAD_DEVIATION_INVERSE("Slowest time: ",
(result.RunTimeMaximum() / 1000.0),
(result.RunTimeAverage() / 1000.0),
"us");
PAD("Median time: " <<
result.RunTimeMedian() / 1000.0 << " us (" <<
Console::TextCyan << "1st quartile: " <<
result.RunTimeQuartile1() / 1000.0 << " us | 3rd quartile: " <<
result.RunTimeQuartile3() / 1000.0 << " us" <<
Console::TextDefault << ")");
_stream << std::setprecision(5);
PAD("");
PAD("Average performance: " <<
result.RunsPerSecondAverage() << " runs/s");
PAD_DEVIATION("Best performance: ",
result.RunsPerSecondMaximum(),
result.RunsPerSecondAverage(),
"runs/s");
PAD_DEVIATION("Worst performance: ",
result.RunsPerSecondMinimum(),
result.RunsPerSecondAverage(),
"runs/s");
PAD("Median performance: " <<
result.RunsPerSecondMedian() << " runs/s (" <<
Console::TextCyan << "1st quartile: " <<
result.RunsPerSecondQuartile1() << " | 3rd quartile: " <<
result.RunsPerSecondQuartile3() <<
Console::TextDefault << ")");
PAD("");
_stream << Console::TextBlue << "[ITERATIONS] "
<< Console::TextDefault
<< std::setprecision(3)
<< " Average time: "
<< result.IterationTimeAverage() / 1000.0 << " us "
<< "(" << Console::TextBlue << "~"
<< result.IterationTimeStdDev() / 1000.0 << " us"
<< Console::TextDefault << ")"
<< std::endl;
PAD_DEVIATION_INVERSE("Fastest time: ",
(result.IterationTimeMinimum() / 1000.0),
(result.IterationTimeAverage() / 1000.0),
"us");
PAD_DEVIATION_INVERSE("Slowest time: ",
(result.IterationTimeMaximum() / 1000.0),
(result.IterationTimeAverage() / 1000.0),
"us");
PAD("Median time: " <<
result.IterationTimeMedian() / 1000.0 << " us (" <<
Console::TextCyan << "1st quartile: " <<
result.IterationTimeQuartile1() / 1000.0 <<
" us | 3rd quartile: " <<
result.IterationTimeQuartile3() / 1000.0 << " us" <<
Console::TextDefault << ")");
_stream << std::setprecision(5);
PAD("");
PAD("Average performance: " <<
result.IterationsPerSecondAverage() <<
" iterations/s");
PAD_DEVIATION("Best performance: ",
(result.IterationsPerSecondMaximum()),
(result.IterationsPerSecondAverage()),
"iterations/s");
PAD_DEVIATION("Worst performance: ",
(result.IterationsPerSecondMinimum()),
(result.IterationsPerSecondAverage()),
"iterations/s");
PAD("Median performance: " <<
result.IterationsPerSecondMedian() << " iterations/s (" <<
Console::TextCyan << "1st quartile: " <<
result.IterationsPerSecondQuartile1() <<
" | 3rd quartile: " <<
result.IterationsPerSecondQuartile3() <<
Console::TextDefault << ")");
#undef PAD_DEVIATION_INVERSE
#undef PAD_DEVIATION
#undef PAD
}
std::ostream& _stream;
};
}
#endif
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