mirror of
https://github.com/KjellKod/g3log.git
synced 2024-12-13 10:42:56 +01:00
399 lines
9.8 KiB
C++
399 lines
9.8 KiB
C++
/* *************************************************
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* Filename: test_io.cpp
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* Created: 2011 by Kjell Hedström
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*
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* PUBLIC DOMAIN and Not copy-writed
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* ********************************************* */
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#include <gtest/gtest.h>
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#include "g2log.h"
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#include "g2logworker.h"
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#include <memory>
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#include <string>
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#include <fstream>
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#include <cstdio>
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namespace
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{
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const int k_wait_time = 5; // 5s wait between LOG/CHECK FATAL till we say it's too long time
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bool verifyContent(const std::string &total_text,std::string msg_to_find)
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{
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std::string content(total_text);
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size_t location = content.find(msg_to_find);
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return (location != std::string::npos);
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}
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std::string readFileToText(std::string filename)
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{
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std::ifstream in;
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in.open(filename.c_str(),std::ios_base::in);
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if(!in.is_open())
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{
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return ""; // error just return empty string - test will 'fault'
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}
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std::ostringstream oss;
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oss << in.rdbuf();
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std::string content(oss.str());
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return content;
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}
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} // end anonymous namespace
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// RAII temporarily replace of logger
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// and restoration of original logger at scope end
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struct RestoreLogger
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{
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RestoreLogger();
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~RestoreLogger();
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void reset();
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std::string readFileToText();
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std::unique_ptr<g2LogWorker> logger_;
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const std::string log_file_;
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};
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RestoreLogger::RestoreLogger()
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: logger_(new g2LogWorker("UNIT_TEST_LOGGER", "./"))
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, log_file_(logger_->logFileName())
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{
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g2::initializeLogging(logger_.get());
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g2::internal::changeFatalInitHandlerForUnitTesting();
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}
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RestoreLogger::~RestoreLogger()
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{
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reset();
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g2::shutDownLogging();
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EXPECT_EQ(0, remove(log_file_.c_str()));
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}
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void RestoreLogger::reset()
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{
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logger_.reset();
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}
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// LOG
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TEST(LOGTest, LOG)
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{
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std::string file_content;
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{
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RestoreLogger logger;
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LOG(INFO) << "test LOG(INFO)";
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logger.reset(); // force flush of logger
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file_content = readFileToText(logger.log_file_);
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SCOPED_TRACE("LOG_INFO"); // Scope exit be prepared for destructor failure
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}
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ASSERT_TRUE(verifyContent(file_content, "test LOG(INFO)"));
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}
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namespace
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{
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const std::string t_info = "test INFO ";
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const std::string t_info2 = "test INFO 123";
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const std::string t_debug = "test DEBUG ";
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const std::string t_debug2 = "test DEBUG 1.123456";
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const std::string t_warning = "test WARNING ";
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const std::string t_warning2 = "test WARNING yello";
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}
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// printf-type log
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TEST(LogTest, LOG_F)
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{
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std::string file_content;
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{
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RestoreLogger logger;
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LOGF(INFO, std::string(t_info + "%d").c_str(), 123);
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LOGF(DEBUG, std::string(t_debug + "%f").c_str(), 1.123456);
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LOGF(WARNING, std::string(t_warning + "%s").c_str(), "yello");
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logger.reset(); // force flush of logger
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file_content = readFileToText(logger.log_file_);
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SCOPED_TRACE("LOG_INFO"); // Scope exit be prepared for destructor failure
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}
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ASSERT_TRUE(verifyContent(file_content, t_info2));
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ASSERT_TRUE(verifyContent(file_content, t_debug2));
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ASSERT_TRUE(verifyContent(file_content, t_warning2));
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}
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// stream-type log
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TEST(LogTest, LOG)
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{
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std::string file_content;
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{
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RestoreLogger logger;
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LOG(INFO) << t_info << 123;
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LOG(DEBUG) << t_debug << std::setprecision(7) << 1.123456f;
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LOG(WARNING) << t_warning << "yello";
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logger.reset(); // force flush of logger
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file_content = readFileToText(logger.log_file_);
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SCOPED_TRACE("LOG_INFO"); // Scope exit be prepared for destructor failure
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}
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ASSERT_TRUE(verifyContent(file_content, t_info2));
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ASSERT_TRUE(verifyContent(file_content, t_debug2));
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ASSERT_TRUE(verifyContent(file_content, t_warning2));
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}
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TEST(LogTest, LOG_F_IF)
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{
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std::string file_content;
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{
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RestoreLogger logger;
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LOGF_IF(INFO, (2 == 2), std::string(t_info + "%d").c_str(), 123);
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LOGF_IF(DEBUG, (2 != 2), std::string(t_debug + "%f").c_str(), 1.123456);
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logger.reset(); // force flush of logger
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file_content = readFileToText(logger.log_file_);
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SCOPED_TRACE("LOG_IF"); // Scope exit be prepared for destructor failure
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}
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ASSERT_TRUE(verifyContent(file_content, t_info2));
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ASSERT_FALSE(verifyContent(file_content, t_debug2));
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}
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TEST(LogTest, LOG_IF)
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{
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std::string file_content;
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{
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RestoreLogger logger;
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LOG_IF(INFO, (2 == 2)) << t_info << 123;
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LOG_IF(DEBUG, (2 != 2)) << t_debug << std::setprecision(7) << 1.123456f;
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logger.reset(); // force flush of logger
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file_content = readFileToText(logger.log_file_);
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SCOPED_TRACE("LOG_IF"); // Scope exit be prepared for destructor failure
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}
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ASSERT_TRUE(verifyContent(file_content, t_info2));
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ASSERT_FALSE(verifyContent(file_content, t_debug2));
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}
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TEST(LogTest, LOGF__FATAL)
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{
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RestoreLogger logger;
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try
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{
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LOGF(FATAL, "This message should throw %d",0);
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}
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catch (std::exception const &e)
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{
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logger.reset();
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std::string file_content = readFileToText(logger.log_file_);
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std::cerr << file_content << std::endl << std::flush;
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if(verifyContent(e.what(), "EXIT trigger caused by ") &&
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verifyContent(file_content, "FATAL") &&
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verifyContent(file_content, "This message should throw"))
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{
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SUCCEED();
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return;
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}
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else
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{
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ADD_FAILURE() << "Didn't throw exception as expected";
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}
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}
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ADD_FAILURE() << "Didn't throw exception at ALL";
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}
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TEST(LogTest, LOG_FATAL)
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{
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RestoreLogger logger;
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try
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{
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LOG(FATAL) << "This message should throw";
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}
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catch (std::exception const &e)
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{
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logger.reset();
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std::string file_content = readFileToText(logger.log_file_);
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if(verifyContent(e.what(), "EXIT trigger caused by ") &&
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verifyContent(file_content, "FATAL") &&
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verifyContent(file_content, "This message should throw"))
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{
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SUCCEED();
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return;
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}
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else
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{
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ADD_FAILURE() << "Didn't throw exception as expected";
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}
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}
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ADD_FAILURE() << "Didn't throw exception at ALL";
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}
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TEST(LogTest, LOGF_IF__FATAL)
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{
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RestoreLogger logger;
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try
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{
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LOGF_IF(FATAL, (2<3), "This message%sshould throw"," ");
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}
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catch (std::exception const &e)
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{
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logger.reset();
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std::string file_content = readFileToText(logger.log_file_);
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if(verifyContent(e.what(), "EXIT trigger caused by ") &&
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verifyContent(file_content, "FATAL") &&
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verifyContent(file_content, "This message should throw"))
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{
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SUCCEED();
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return;
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}
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else
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{
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ADD_FAILURE() << "Didn't throw exception as expected";
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}
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}
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ADD_FAILURE() << "Didn't throw exception at ALL";
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}
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TEST(LogTest, LOG_IF__FATAL)
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{
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RestoreLogger logger;
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try
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{
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LOG_IF(WARNING, (0 != t_info.compare(t_info))) << "This message should NOT be written";
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LOG_IF(FATAL, (0 != t_info.compare(t_info2))) << "This message should throw";
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}
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catch (std::exception const &e)
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{
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logger.reset();
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std::string file_content = readFileToText(logger.log_file_);
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if(verifyContent(e.what(), "EXIT trigger caused by ") &&
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verifyContent(file_content, "FATAL") &&
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verifyContent(file_content, "This message should throw") &&
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(false == verifyContent(file_content, "This message should NOT be written")))
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{
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SUCCEED();
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return;
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}
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else
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{
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ADD_FAILURE() << "Didn't throw exception as expected";
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}
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}
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ADD_FAILURE() << "Didn't throw exception at ALL";
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}
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TEST(LogTest, LOG_IF__FATAL__NO_THROW)
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{
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RestoreLogger logger;
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try
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{
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LOG_IF(FATAL, (2>3)) << "This message%sshould NOT throw";
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}
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catch (std::exception const &e)
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{
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std::cerr << e.what() << std::endl;
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logger.reset();
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ADD_FAILURE() << "Didn't throw exception as expected";
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}
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logger.reset();
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SUCCEED();
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}
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// CHECK_F
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TEST(CheckTest, CHECK_F__thisWILL_PrintErrorMsg)
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{
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RestoreLogger logger;
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try
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{
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CHECK(1 == 2);
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}
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catch (std::exception const &e)
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{
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logger.reset();
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std::string file_content = readFileToText(logger.log_file_);
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if(verifyContent(e.what(), "EXIT trigger caused by ") &&
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verifyContent(file_content, "FATAL"))
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{
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SUCCEED();
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return;
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}
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}
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ADD_FAILURE() << "Didn't throw exception as expected";
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}
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TEST(CHECK_F_Test, CHECK_F__thisWILL_PrintErrorMsg)
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{
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RestoreLogger logger;
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std::string msg = "This message is added to throw %s and %s";
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std::string msg2 = "This message is added to throw message and log";
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std::string arg1 = "message";
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std::string arg2 = "log";
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try
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{
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CHECK_F(1 >= 2, msg.c_str(), arg1.c_str(), arg2.c_str());
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}
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catch (std::exception const &e)
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{
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logger.reset();
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std::string file_content = readFileToText(logger.log_file_);
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if(verifyContent(e.what(), "EXIT trigger caused by ") &&
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verifyContent(file_content, "FATAL") &&
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verifyContent(file_content, msg2))
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{
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SUCCEED();
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return;
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}
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}
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ADD_FAILURE() << "Didn't throw exception as expected";
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}
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TEST(CHECK_Test, CHECK__thisWILL_PrintErrorMsg)
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{
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RestoreLogger logger;
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std::string msg = "This message is added to throw %s and %s";
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std::string msg2 = "This message is added to throw message and log";
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std::string arg1 = "message";
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std::string arg2 = "log";
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try
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{
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CHECK(1 >= 2) << msg2;
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}
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catch (std::exception const &e)
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{
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logger.reset();
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std::string file_content = readFileToText(logger.log_file_);
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if(verifyContent(e.what(), "EXIT trigger caused by ") &&
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verifyContent(file_content, "FATAL") &&
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verifyContent(file_content, msg2))
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{
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SUCCEED();
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return;
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}
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}
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ADD_FAILURE() << "Didn't throw exception as expected";
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}
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TEST(CHECK, CHECK_ThatWontThrow)
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{
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RestoreLogger logger;
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std::string msg = "This %s should never appear in the %s";
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std::string msg2 = "This message should never appear in the log";
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std::string arg1 = "message";
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std::string arg2 = "log";
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try
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{
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CHECK(1 == 1);
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CHECK_F(1==1, msg.c_str(), "message", "log");
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}
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catch (std::exception const &e)
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{
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std::cerr << e.what() << std::endl;
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ADD_FAILURE() << "Should never have thrown";
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}
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std::string file_content = readFileToText(logger.log_file_);
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ASSERT_FALSE(verifyContent(file_content, msg2));
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}
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