mirror of
https://github.com/KjellKod/g3log.git
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59 lines
2.1 KiB
C++
59 lines
2.1 KiB
C++
/** ==========================================================================
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* 2014 by KjellKod.cc. This is PUBLIC DOMAIN to use at your own risk and comes
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* with no warranties. This code is yours to share, use and modify with no
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* strings attached and no restrictions or obligations.
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*
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* For more information see g3log/LICENSE or refer refer to http://unlicense.org
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* ============================================================================*/
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#include <g3log/g3log.hpp>
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#include <g3log/logworker.hpp>
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#include <g3log/filesink.hpp>
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#include <g3log/std2_make_unique.hpp>
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#include <gtest/gtest.h>
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#include <string>
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#include <vector>
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#include "tester_sharedlib.h"
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#include <dlfcn.h>
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struct LogMessageCounter {
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std::vector<std::string>& bank;
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LogMessageCounter(std::vector<std::string>& storeMessages) : bank(storeMessages) {
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}
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void countMessages(std::string msg) {
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bank.push_back(msg);
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}
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};
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TEST(DynamicLoadOfLibrary, JustLoadAndExit) {
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std::vector<std::string> receiver;
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{ // scope to flush logs at logworker exit
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auto worker = g3::LogWorker::createLogWorker();
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auto handle = worker->addSink(std2::make_unique<LogMessageCounter>(std::ref(receiver)), &LogMessageCounter::countMessages);
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// add another sink just for more throughput of data
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auto fileHandle = worker->addSink(std2::make_unique<g3::FileSink>("runtimeLoadOfDynamiclibs", "/tmp"), &g3::FileSink::fileWrite);
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g3::initializeLogging(worker.get());
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void* libHandle = dlopen("libtester_sharedlib.so", RTLD_LAZY | RTLD_GLOBAL);
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EXPECT_FALSE(nullptr == libHandle);
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LibraryFactory* factory = reinterpret_cast<LibraryFactory*> ((dlsym(libHandle, "testRealFactory")));
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EXPECT_FALSE(nullptr == factory);
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SomeLibrary* loadedLibrary = factory->CreateLibrary();
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for (auto i = 0; i < 300; ++i) {
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loadedLibrary->action();
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}
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delete loadedLibrary;
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dlclose(libHandle);
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} // scope exit. All log entries must be flushed now
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const size_t numberOfMessages = 2 + 300 + 1; // 2 library construction, 300 loop, 1 destoyed library
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EXPECT_EQ(receiver.size(), numberOfMessages);
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}
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