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/*
* (C) Copyright 1996- ECMWF.
*
* This software is licensed under the terms of the Apache Licence Version 2.0
* which can be obtained at http://www.apache.org/licenses/LICENSE-2.0.
* In applying this licence, ECMWF does not waive the privileges and immunities
* granted to it by virtue of its status as an intergovernmental organisation nor
* does it submit to any jurisdiction.
*/
#include <cstdlib>
#include <cstring>
#include <iostream>
#include "eckit/config/LibEcKit.h"
#include "eckit/eckit_config.h"
#include "eckit/exception/Exceptions.h"
#include "eckit/filesystem/LocalPathName.h"
#include "eckit/system/Library.h"
#include "eckit/system/LibraryManager.h"
#include "eckit/system/Plugin.h"
#include "eckit/system/ResourceUsage.h"
#include "eckit/system/SystemInfo.h"
#include "eckit/testing/Test.h"
using namespace std;
using namespace eckit;
using namespace eckit::testing;
using eckit::system::Library;
using eckit::system::LibraryManager;
using eckit::system::Plugin;
namespace eckit::test {
//----------------------------------------------------------------------------------------------------------------------
// Issue ECKIT-520
// Just adding this plugin and registering it should trigger the registration and deregistration.
// before ISSUE-520 is fixed, the deregistration may cause a segfault as the debug log channel is
// destroyed before the Plugin.
class TestPlugin : Plugin {
public:
TestPlugin() : Plugin("test-plugin") {}
~TestPlugin() { std::cout << "~TestPlugin()" << std::endl; }
static const TestPlugin& instance() {
static TestPlugin instance;
return instance;
}
std::string version() const override { return "0.0.0"; }
std::string gitsha1(unsigned int count) const override { return "undefined"; }
};
REGISTER_LIBRARY(TestPlugin);
//----------------------------------------------------------------------------------------------------------------------
CASE("test_eckit_resource_usage_0") {
size_t chunk = 20 * 1024 * 1024;
for (size_t i = 1; i < 5; ++i) {
size_t before = system::ResourceUsage().maxResidentSetSize();
void* m = ::malloc(chunk);
::memset(m, 0, chunk);
size_t after = system::ResourceUsage().maxResidentSetSize();
::free(m);
Log::info() << "Memory usage " << after << std::endl;
EXPECT(before <= after);
}
}
CASE("test_eckit_system_info") {
eckit::LocalPathName execPath;
EXPECT_NO_THROW(execPath = eckit::system::SystemInfo::instance().executablePath());
EXPECT(std::string(execPath).size());
Log::info() << "execPath is " << execPath << std::endl;
}
CASE("test_eckit_system_library") {
std::vector<std::string> libs = LibraryManager::list();
std::string libpath;
for (std::vector<std::string>::const_iterator libname = libs.begin(); libname != libs.end(); ++libname) {
EXPECT_NO_THROW(LibraryManager::lookup(*libname));
const Library& lib = LibraryManager::lookup(*libname);
EXPECT_NO_THROW(lib.prefixDirectory());
Log::info() << "Library " << lib.name() << " @ " << lib.prefixDirectory() << std::endl;
Log::info() << lib << std::endl;
}
// this exercises the tilde expansion
EXPECT_NO_THROW(LocalPathName("~eckit/etc").exists());
EXPECT_NO_THROW(LocalPathName("~eckit/etc/eckit/test/test.cfg").exists());
}
CASE("test_libeckit") {
EXPECT_NO_THROW(LibEcKit::instance().configuration()); // tests an empty configuration
}
#if eckit_HAVE_ECKIT_CMD
CASE("test dynamic load") {
EXPECT(!LibraryManager::exists("eckit_cmd"));
EXPECT(LibraryManager::loadLibrary("eckit_cmd") != nullptr);
EXPECT(LibraryManager::exists("eckit_cmd"));
}
#endif
CASE("test fail dynamic load") {
EXPECT(!LibraryManager::exists("fake-library"));
EXPECT(LibraryManager::loadLibrary("fake-library") == nullptr);
}
#if eckit_HAVE_ECKIT_SQL
CASE("Can load library without a eckit::Library object") {
EXPECT(!LibraryManager::exists("eckit_sql"));
EXPECT(LibraryManager::loadLibrary("eckit_sql") != nullptr);
}
#endif
#if eckit_HAVE_ECKIT_MPI
CASE("Fails to load a plugin without a eckit::Plugin object") {
EXPECT(!LibraryManager::exists("eckit_mpi"));
EXPECT_THROW_AS(LibraryManager::loadPlugin("eckit_mpi"), UnexpectedState);
}
#endif
//----------------------------------------------------------------------------------------------------------------------
} // namespace eckit::test
int main(int argc, char** argv) {
return run_tests(argc, argv);
}
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