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//===- Logging.cpp - General logging class implementation -------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
///
/// \file
/// Implements ompTest-tailored logging.
///
//===----------------------------------------------------------------------===//
#include "Logging.h"
using namespace omptest;
using namespace logging;
Logger::Logger(Level LogLevel, std::ostream &OutStream, bool FormatOutput)
: LoggingLevel(LogLevel), OutStream(OutStream), FormatOutput(FormatOutput) {
// Flush any buffered output
OutStream << std::flush;
}
Logger::~Logger() {
// Flush any buffered output
OutStream << std::flush;
}
std::map<Level, std::set<FormatOption>> AggregatedFormatOptions{
{Level::Diagnostic, {FormatOption::ColorLightBlue}},
{Level::Info, {FormatOption::ColorLightGray}},
{Level::Warning, {FormatOption::ColorLightYellow}},
{Level::Error, {FormatOption::ColorRed}},
{Level::Critical, {FormatOption::ColorLightRed}},
{Level::Default, {FormatOption::None}},
{Level::ExpectedEvent, {FormatOption::Bold, FormatOption::ColorCyan}},
{Level::ObservedEvent, {FormatOption::ColorCyan}},
{Level::OffendingEvent, {FormatOption::ColorYellow}}};
const char *logging::to_string(Level LogLevel) {
switch (LogLevel) {
case Level::Diagnostic:
return "Diagnostic";
case Level::Info:
return "Info";
case Level::Warning:
return "Warning";
case Level::Error:
return "Error";
case Level::Critical:
return "Critical";
case Level::Silent:
return "Silent";
default:
assert(false && "Requested string representation for unknown LogLevel");
return "UNKNOWN";
}
}
std::string logging::getFormatSequence(Level LogLevel) {
auto Options = AggregatedFormatOptions[LogLevel];
std::stringstream SS{"\033["};
SS << "\033[";
if (!Options.empty()) {
for (auto &Option : AggregatedFormatOptions[LogLevel])
SS << int(Option) << ';';
SS.seekp(-1, SS.cur);
SS << 'm';
} else {
// Fallback to None / reset formatting
SS << "0m";
}
return SS.str();
}
std::string logging::format(const std::string &Message, FormatOption Option) {
std::stringstream SS{"\033["};
SS << "\033[";
SS << int(Option) << 'm' << Message << "\033[0m";
return SS.str();
}
std::string logging::format(const std::string &Message,
std::set<FormatOption> Options) {
std::stringstream SS{"\033["};
SS << "\033[";
for (auto &Option : Options)
SS << int(Option) << ';';
SS.seekp(-1, SS.cur);
SS << 'm' << Message << "\033[0m";
return SS.str();
}
void Logger::log(const std::string &Message, Level LogLevel) const {
// Serialize logging
std::lock_guard<std::mutex> Lock(LogMutex);
if (LoggingLevel > LogLevel)
return;
if (FormatOutput) {
OutStream << getFormatSequence(LogLevel) << '[' << to_string(LogLevel)
<< "] " << Message << getFormatSequence() << std::endl;
} else {
OutStream << '[' << to_string(LogLevel) << "] " << Message << std::endl;
}
}
void Logger::logEventMismatch(const std::string &Message,
const omptest::OmptAssertEvent &OffendingEvent,
Level LogLevel) const {
// Serialize logging
std::lock_guard<std::mutex> Lock(LogMutex);
if (LoggingLevel > LogLevel)
return;
if (FormatOutput) {
OutStream << getFormatSequence(LogLevel) << '[' << to_string(LogLevel)
<< "] " << getFormatSequence()
<< format(Message, AggregatedFormatOptions[LogLevel])
<< "\n\tOffending event name='"
<< format(OffendingEvent.getEventName(),
AggregatedFormatOptions[Level::OffendingEvent])
<< "'\n\tOffending='"
<< format(OffendingEvent.toString(),
AggregatedFormatOptions[Level::OffendingEvent])
<< '\'' << std::endl;
} else {
OutStream << '[' << to_string(LogLevel) << "] " << Message
<< "\n\tOffending event name='" << OffendingEvent.getEventName()
<< "'\n\tOffending='" << OffendingEvent.toString() << '\''
<< std::endl;
}
}
void Logger::logEventMismatch(const std::string &Message,
const omptest::OmptAssertEvent &ExpectedEvent,
const omptest::OmptAssertEvent &ObservedEvent,
Level LogLevel) const {
// Serialize logging
std::lock_guard<std::mutex> Lock(LogMutex);
if (LoggingLevel > LogLevel)
return;
if (FormatOutput) {
OutStream << getFormatSequence(LogLevel) << '[' << to_string(LogLevel)
<< "] " << Message << getFormatSequence()
<< "\n\tExpected event name='"
<< format(ExpectedEvent.getEventName(),
AggregatedFormatOptions[Level::ExpectedEvent])
<< "' observe='"
<< format(to_string(ExpectedEvent.getEventExpectedState()),
AggregatedFormatOptions[Level::ExpectedEvent])
<< "'\n\tObserved event name='"
<< format(ObservedEvent.getEventName(),
AggregatedFormatOptions[Level::ObservedEvent])
<< "'\n\tExpected='"
<< format(ExpectedEvent.toString(),
AggregatedFormatOptions[Level::ExpectedEvent])
<< "'\n\tObserved='"
<< format(ObservedEvent.toString(),
AggregatedFormatOptions[Level::ObservedEvent])
<< '\'' << std::endl;
} else {
OutStream << '[' << to_string(LogLevel) << "] " << Message
<< "\n\tExpected event name='" << ExpectedEvent.getEventName()
<< "' observe='"
<< to_string(ExpectedEvent.getEventExpectedState())
<< "'\n\tObserved event name='" << ObservedEvent.getEventName()
<< "'\n\tExpected='" << ExpectedEvent.toString()
<< "'\n\tObserved='" << ObservedEvent.toString() << '\''
<< std::endl;
}
}
void Logger::setFormatOutput(bool Enabled) { FormatOutput = Enabled; }
Level Logger::getLoggingLevel() const { return LoggingLevel; }
void Logger::setLoggingLevel(Level LogLevel) { LoggingLevel = LogLevel; }
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