Fix and optimize logger (#4002)

* Fix logging switch statement.

* Remove debug_verbose_ in AllReducer.

* Don't construct the stream when not needed.

* Make default constructor deleted.

* Remove redundant IsVerbose.
This commit is contained in:
Jiaming Yuan
2018-12-17 19:23:05 +08:00
committed by GitHub
parent a2dc929598
commit c8c7b9649c
8 changed files with 59 additions and 40 deletions

View File

@@ -5,7 +5,7 @@
namespace xgboost {
namespace common {
TEST(Monitor, Basic) {
TEST(Monitor, Logging) {
auto run_monitor =
[]() {
Monitor monitor_;
@@ -21,12 +21,13 @@ TEST(Monitor, Basic) {
std::string output = testing::internal::GetCapturedStderr();
ASSERT_NE(output.find("Monitor"), std::string::npos);
// Monitor only prints messages when set to DEBUG.
args = {std::make_pair("verbosity", "2")};
ConsoleLogger::Configure(args.cbegin(), args.cend());
testing::internal::CaptureStderr();
run_monitor();
output = testing::internal::GetCapturedStderr();
ASSERT_EQ(output.find("Monitor"), std::string::npos);
ASSERT_EQ(output.size(), 0);
}
} // namespace common
} // namespace xgboost

View File

@@ -7,10 +7,13 @@ namespace xgboost {
TEST(Logging, Basic) {
std::map<std::string, std::string> args {};
std::string output;
args["verbosity"] = "0"; // silent
ConsoleLogger::Configure(args.cbegin(), args.cend());
testing::internal::CaptureStderr();
std::string output = testing::internal::GetCapturedStderr();
LOG(DEBUG) << "Test silent.";
output = testing::internal::GetCapturedStderr();
ASSERT_EQ(output.length(), 0);
args["verbosity"] = "3"; // debug
@@ -22,7 +25,7 @@ TEST(Logging, Basic) {
ASSERT_NE(output.find("WARNING"), std::string::npos);
testing::internal::CaptureStderr();
LOG(INFO) << "Test Log Info";
LOG(INFO) << "Test Log Info.";
output = testing::internal::GetCapturedStderr();
ASSERT_NE(output.find("Test Log Info"), std::string::npos);
@@ -31,15 +34,22 @@ TEST(Logging, Basic) {
output = testing::internal::GetCapturedStderr();
ASSERT_NE(output.find("DEBUG"), std::string::npos);
args["verbosity"] = "1"; // warning
ConsoleLogger::Configure(args.cbegin(), args.cend());
testing::internal::CaptureStderr();
LOG(INFO) << "INFO should not be displayed when set to warning.";
output = testing::internal::GetCapturedStderr();
ASSERT_EQ(output.size(), 0);
args["silent"] = "True";
ConsoleLogger::Configure(args.cbegin(), args.cend());
testing::internal::CaptureStderr();
LOG(INFO) << "Test Log Info";
LOG(INFO) << "Test silent parameter.";
output = testing::internal::GetCapturedStderr();
ASSERT_EQ(output.length(), 0);
testing::internal::CaptureStderr();
LOG(CONSOLE) << "Test Log Console";
LOG(CONSOLE) << "Test Log Console"; // ignore global setting.
output = testing::internal::GetCapturedStderr();
ASSERT_NE(output.find("Test Log Console"), std::string::npos);
}