Files
bitcoin/src/test/logging_tests.cpp
MarcoFalke fadbcd51fc bench: Remove redundant logging benchmarks
LogPrint*ThreadNames is redundant with LogWith(out)ThreadNames, because
they all measure toggling the thread names (and check that it has no
effect on performance).

This also allows to remove unused and deprecated macros.
2024-09-05 07:17:22 +02:00

280 lines
11 KiB
C++

// Copyright (c) 2019-2022 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#include <init/common.h>
#include <logging.h>
#include <logging/timer.h>
#include <test/util/setup_common.h>
#include <util/string.h>
#include <chrono>
#include <fstream>
#include <iostream>
#include <unordered_map>
#include <utility>
#include <vector>
#include <boost/test/unit_test.hpp>
using util::SplitString;
using util::TrimString;
BOOST_FIXTURE_TEST_SUITE(logging_tests, BasicTestingSetup)
static void ResetLogger()
{
LogInstance().SetLogLevel(BCLog::DEFAULT_LOG_LEVEL);
LogInstance().SetCategoryLogLevel({});
}
struct LogSetup : public BasicTestingSetup {
fs::path prev_log_path;
fs::path tmp_log_path;
bool prev_reopen_file;
bool prev_print_to_file;
bool prev_log_timestamps;
bool prev_log_threadnames;
bool prev_log_sourcelocations;
std::unordered_map<BCLog::LogFlags, BCLog::Level> prev_category_levels;
BCLog::Level prev_log_level;
LogSetup() : prev_log_path{LogInstance().m_file_path},
tmp_log_path{m_args.GetDataDirBase() / "tmp_debug.log"},
prev_reopen_file{LogInstance().m_reopen_file},
prev_print_to_file{LogInstance().m_print_to_file},
prev_log_timestamps{LogInstance().m_log_timestamps},
prev_log_threadnames{LogInstance().m_log_threadnames},
prev_log_sourcelocations{LogInstance().m_log_sourcelocations},
prev_category_levels{LogInstance().CategoryLevels()},
prev_log_level{LogInstance().LogLevel()}
{
LogInstance().m_file_path = tmp_log_path;
LogInstance().m_reopen_file = true;
LogInstance().m_print_to_file = true;
LogInstance().m_log_timestamps = false;
LogInstance().m_log_threadnames = false;
// Prevent tests from failing when the line number of the logs changes.
LogInstance().m_log_sourcelocations = false;
LogInstance().SetLogLevel(BCLog::Level::Debug);
LogInstance().SetCategoryLogLevel({});
}
~LogSetup()
{
LogInstance().m_file_path = prev_log_path;
LogPrintf("Sentinel log to reopen log file\n");
LogInstance().m_print_to_file = prev_print_to_file;
LogInstance().m_reopen_file = prev_reopen_file;
LogInstance().m_log_timestamps = prev_log_timestamps;
LogInstance().m_log_threadnames = prev_log_threadnames;
LogInstance().m_log_sourcelocations = prev_log_sourcelocations;
LogInstance().SetLogLevel(prev_log_level);
LogInstance().SetCategoryLogLevel(prev_category_levels);
}
};
BOOST_AUTO_TEST_CASE(logging_timer)
{
auto micro_timer = BCLog::Timer<std::chrono::microseconds>("tests", "end_msg");
const std::string_view result_prefix{"tests: msg ("};
BOOST_CHECK_EQUAL(micro_timer.LogMsg("msg").substr(0, result_prefix.size()), result_prefix);
}
BOOST_FIXTURE_TEST_CASE(logging_LogPrintf_, LogSetup)
{
LogInstance().m_log_sourcelocations = true;
LogPrintf_("fn1", "src1", 1, BCLog::LogFlags::NET, BCLog::Level::Debug, "foo1: %s\n", "bar1");
LogPrintf_("fn2", "src2", 2, BCLog::LogFlags::NET, BCLog::Level::Info, "foo2: %s\n", "bar2");
LogPrintf_("fn3", "src3", 3, BCLog::LogFlags::ALL, BCLog::Level::Debug, "foo3: %s\n", "bar3");
LogPrintf_("fn4", "src4", 4, BCLog::LogFlags::ALL, BCLog::Level::Info, "foo4: %s\n", "bar4");
LogPrintf_("fn5", "src5", 5, BCLog::LogFlags::NONE, BCLog::Level::Debug, "foo5: %s\n", "bar5");
LogPrintf_("fn6", "src6", 6, BCLog::LogFlags::NONE, BCLog::Level::Info, "foo6: %s\n", "bar6");
std::ifstream file{tmp_log_path};
std::vector<std::string> log_lines;
for (std::string log; std::getline(file, log);) {
log_lines.push_back(log);
}
std::vector<std::string> expected = {
"[src1:1] [fn1] [net] foo1: bar1",
"[src2:2] [fn2] [net:info] foo2: bar2",
"[src3:3] [fn3] [debug] foo3: bar3",
"[src4:4] [fn4] foo4: bar4",
"[src5:5] [fn5] [debug] foo5: bar5",
"[src6:6] [fn6] foo6: bar6",
};
BOOST_CHECK_EQUAL_COLLECTIONS(log_lines.begin(), log_lines.end(), expected.begin(), expected.end());
}
BOOST_FIXTURE_TEST_CASE(logging_LogPrintMacrosDeprecated, LogSetup)
{
LogPrintf("foo5: %s\n", "bar5");
LogPrintLevel(BCLog::NET, BCLog::Level::Trace, "foo4: %s\n", "bar4"); // not logged
LogPrintLevel(BCLog::NET, BCLog::Level::Debug, "foo7: %s\n", "bar7");
LogPrintLevel(BCLog::NET, BCLog::Level::Info, "foo8: %s\n", "bar8");
LogPrintLevel(BCLog::NET, BCLog::Level::Warning, "foo9: %s\n", "bar9");
LogPrintLevel(BCLog::NET, BCLog::Level::Error, "foo10: %s\n", "bar10");
std::ifstream file{tmp_log_path};
std::vector<std::string> log_lines;
for (std::string log; std::getline(file, log);) {
log_lines.push_back(log);
}
std::vector<std::string> expected = {
"foo5: bar5",
"[net] foo7: bar7",
"[net:info] foo8: bar8",
"[net:warning] foo9: bar9",
"[net:error] foo10: bar10",
};
BOOST_CHECK_EQUAL_COLLECTIONS(log_lines.begin(), log_lines.end(), expected.begin(), expected.end());
}
BOOST_FIXTURE_TEST_CASE(logging_LogPrintMacros, LogSetup)
{
LogTrace(BCLog::NET, "foo6: %s\n", "bar6"); // not logged
LogDebug(BCLog::NET, "foo7: %s\n", "bar7");
LogInfo("foo8: %s\n", "bar8");
LogWarning("foo9: %s\n", "bar9");
LogError("foo10: %s\n", "bar10");
std::ifstream file{tmp_log_path};
std::vector<std::string> log_lines;
for (std::string log; std::getline(file, log);) {
log_lines.push_back(log);
}
std::vector<std::string> expected = {
"[net] foo7: bar7",
"foo8: bar8",
"[warning] foo9: bar9",
"[error] foo10: bar10",
};
BOOST_CHECK_EQUAL_COLLECTIONS(log_lines.begin(), log_lines.end(), expected.begin(), expected.end());
}
BOOST_FIXTURE_TEST_CASE(logging_LogPrintMacros_CategoryName, LogSetup)
{
LogInstance().EnableCategory(BCLog::LogFlags::ALL);
const auto concatenated_category_names = LogInstance().LogCategoriesString();
std::vector<std::pair<BCLog::LogFlags, std::string>> expected_category_names;
const auto category_names = SplitString(concatenated_category_names, ',');
for (const auto& category_name : category_names) {
BCLog::LogFlags category;
const auto trimmed_category_name = TrimString(category_name);
BOOST_REQUIRE(GetLogCategory(category, trimmed_category_name));
expected_category_names.emplace_back(category, trimmed_category_name);
}
std::vector<std::string> expected;
for (const auto& [category, name] : expected_category_names) {
LogDebug(category, "foo: %s\n", "bar");
std::string expected_log = "[";
expected_log += name;
expected_log += "] foo: bar";
expected.push_back(expected_log);
}
std::ifstream file{tmp_log_path};
std::vector<std::string> log_lines;
for (std::string log; std::getline(file, log);) {
log_lines.push_back(log);
}
BOOST_CHECK_EQUAL_COLLECTIONS(log_lines.begin(), log_lines.end(), expected.begin(), expected.end());
}
BOOST_FIXTURE_TEST_CASE(logging_SeverityLevels, LogSetup)
{
LogInstance().EnableCategory(BCLog::LogFlags::ALL);
LogInstance().SetLogLevel(BCLog::Level::Debug);
LogInstance().SetCategoryLogLevel(/*category_str=*/"net", /*level_str=*/"info");
// Global log level
LogPrintLevel(BCLog::HTTP, BCLog::Level::Info, "foo1: %s\n", "bar1");
LogPrintLevel(BCLog::MEMPOOL, BCLog::Level::Trace, "foo2: %s. This log level is lower than the global one.\n", "bar2");
LogPrintLevel(BCLog::VALIDATION, BCLog::Level::Warning, "foo3: %s\n", "bar3");
LogPrintLevel(BCLog::RPC, BCLog::Level::Error, "foo4: %s\n", "bar4");
// Category-specific log level
LogPrintLevel(BCLog::NET, BCLog::Level::Warning, "foo5: %s\n", "bar5");
LogPrintLevel(BCLog::NET, BCLog::Level::Debug, "foo6: %s. This log level is the same as the global one but lower than the category-specific one, which takes precedence. \n", "bar6");
LogPrintLevel(BCLog::NET, BCLog::Level::Error, "foo7: %s\n", "bar7");
std::vector<std::string> expected = {
"[http:info] foo1: bar1",
"[validation:warning] foo3: bar3",
"[rpc:error] foo4: bar4",
"[net:warning] foo5: bar5",
"[net:error] foo7: bar7",
};
std::ifstream file{tmp_log_path};
std::vector<std::string> log_lines;
for (std::string log; std::getline(file, log);) {
log_lines.push_back(log);
}
BOOST_CHECK_EQUAL_COLLECTIONS(log_lines.begin(), log_lines.end(), expected.begin(), expected.end());
}
BOOST_FIXTURE_TEST_CASE(logging_Conf, LogSetup)
{
// Set global log level
{
ResetLogger();
ArgsManager args;
args.AddArg("-loglevel", "...", ArgsManager::ALLOW_ANY, OptionsCategory::DEBUG_TEST);
const char* argv_test[] = {"bitcoind", "-loglevel=debug"};
std::string err;
BOOST_REQUIRE(args.ParseParameters(2, argv_test, err));
auto result = init::SetLoggingLevel(args);
BOOST_REQUIRE(result);
BOOST_CHECK_EQUAL(LogInstance().LogLevel(), BCLog::Level::Debug);
}
// Set category-specific log level
{
ResetLogger();
ArgsManager args;
args.AddArg("-loglevel", "...", ArgsManager::ALLOW_ANY, OptionsCategory::DEBUG_TEST);
const char* argv_test[] = {"bitcoind", "-loglevel=net:trace"};
std::string err;
BOOST_REQUIRE(args.ParseParameters(2, argv_test, err));
auto result = init::SetLoggingLevel(args);
BOOST_REQUIRE(result);
BOOST_CHECK_EQUAL(LogInstance().LogLevel(), BCLog::DEFAULT_LOG_LEVEL);
const auto& category_levels{LogInstance().CategoryLevels()};
const auto net_it{category_levels.find(BCLog::LogFlags::NET)};
BOOST_REQUIRE(net_it != category_levels.end());
BOOST_CHECK_EQUAL(net_it->second, BCLog::Level::Trace);
}
// Set both global log level and category-specific log level
{
ResetLogger();
ArgsManager args;
args.AddArg("-loglevel", "...", ArgsManager::ALLOW_ANY, OptionsCategory::DEBUG_TEST);
const char* argv_test[] = {"bitcoind", "-loglevel=debug", "-loglevel=net:trace", "-loglevel=http:info"};
std::string err;
BOOST_REQUIRE(args.ParseParameters(4, argv_test, err));
auto result = init::SetLoggingLevel(args);
BOOST_REQUIRE(result);
BOOST_CHECK_EQUAL(LogInstance().LogLevel(), BCLog::Level::Debug);
const auto& category_levels{LogInstance().CategoryLevels()};
BOOST_CHECK_EQUAL(category_levels.size(), 2);
const auto net_it{category_levels.find(BCLog::LogFlags::NET)};
BOOST_CHECK(net_it != category_levels.end());
BOOST_CHECK_EQUAL(net_it->second, BCLog::Level::Trace);
const auto http_it{category_levels.find(BCLog::LogFlags::HTTP)};
BOOST_CHECK(http_it != category_levels.end());
BOOST_CHECK_EQUAL(http_it->second, BCLog::Level::Info);
}
}
BOOST_AUTO_TEST_SUITE_END()