brpc/test/bvar_mvariable_unittest.cpp
2022-12-14 20:13:26 +08:00

238 lines
8.8 KiB
C++

// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
// Date 2021/11/17 14:57:49
#include <pthread.h> // pthread_*
#include <cstddef>
#include <memory>
#include <iostream>
#include <set>
#include <string>
#include <gflags/gflags.h>
#include <gtest/gtest.h>
#include "butil/time.h"
#include "butil/macros.h"
#include "bvar/bvar.h"
#include "bvar/multi_dimension.h"
static const int num_thread = 24;
static const int idc_count = 20;
static const int method_count = 20;
static const int status_count = 50;
static const int labels_count = idc_count * method_count * status_count;
static const std::list<std::string> labels = {"idc", "method", "status"};
struct thread_perf_data {
bvar::MVariable* mbvar;
bvar::Variable* rbvar;
bvar::Variable* wbvar;
};
class MVariableTest : public testing::Test {
protected:
void SetUp() {}
void TearDown() {
}
};
namespace foo {
namespace bar {
class Apple {};
class BaNaNa {};
class Car_Rot {};
class RPCTest {};
class HELLO {};
}
}
TEST_F(MVariableTest, expose) {
std::vector<std::string> list_exposed_vars;
std::list<std::string> labels_value1 {"bj", "get", "200"};
bvar::MultiDimension<bvar::Adder<int> > my_madder1(labels);
ASSERT_EQ(0UL, bvar::MVariable::count_exposed());
my_madder1.expose("request_count_madder");
ASSERT_EQ(1UL, bvar::MVariable::count_exposed());
bvar::Adder<int>* my_adder1 = my_madder1.get_stats(labels_value1);
ASSERT_TRUE(my_adder1);
ASSERT_STREQ("request_count_madder", my_madder1.name().c_str());
ASSERT_EQ(0, my_madder1.expose("request_count_madder_another"));
ASSERT_STREQ("request_count_madder_another", my_madder1.name().c_str());
ASSERT_EQ(0, my_madder1.expose("request-count::madder"));
ASSERT_STREQ("request_count_madder", my_madder1.name().c_str());
ASSERT_EQ(0, my_madder1.expose("request.count-madder::BaNaNa"));
ASSERT_STREQ("request_count_madder_ba_na_na", my_madder1.name().c_str());
ASSERT_EQ(0, my_madder1.expose_as("foo::bar::Apple", "request"));
ASSERT_STREQ("foo_bar_apple_request", my_madder1.name().c_str());
ASSERT_EQ(0, my_madder1.expose_as("foo.bar::BaNaNa", "request"));
ASSERT_STREQ("foo_bar_ba_na_na_request", my_madder1.name().c_str());
ASSERT_EQ(0, my_madder1.expose_as("foo::bar.Car_Rot", "request"));
ASSERT_STREQ("foo_bar_car_rot_request", my_madder1.name().c_str());
ASSERT_EQ(0, my_madder1.expose_as("foo-bar-RPCTest", "request"));
ASSERT_STREQ("foo_bar_rpctest_request", my_madder1.name().c_str());
ASSERT_EQ(0, my_madder1.expose_as("foo-bar-HELLO", "request"));
ASSERT_STREQ("foo_bar_hello_request", my_madder1.name().c_str());
my_madder1.expose("request_count_madder");
ASSERT_STREQ("request_count_madder", my_madder1.name().c_str());
list_exposed_vars.push_back("request_count_madder");
ASSERT_EQ(1UL, my_madder1.count_stats());
ASSERT_EQ(1UL, bvar::MVariable::count_exposed());
std::list<std::string> labels2 {"user", "url", "cost"};
bvar::MultiDimension<bvar::Adder<int> > my_madder2("client_url", labels2);
ASSERT_EQ(2UL, bvar::MVariable::count_exposed());
list_exposed_vars.push_back("client_url");
std::list<std::string> labels3 {"product", "system", "module"};
bvar::MultiDimension<bvar::Adder<int> > my_madder3("request_from", labels3);
list_exposed_vars.push_back("request_from");
ASSERT_EQ(3UL, bvar::MVariable::count_exposed());
std::vector<std::string> exposed_vars;
bvar::MVariable::list_exposed(&exposed_vars);
ASSERT_EQ(3, exposed_vars.size());
my_madder3.hide();
ASSERT_EQ(2UL, bvar::MVariable::count_exposed());
list_exposed_vars.pop_back();
exposed_vars.clear();
bvar::MVariable::list_exposed(&exposed_vars);
ASSERT_EQ(2, exposed_vars.size());
}
TEST_F(MVariableTest, labels) {
std::list<std::string> labels_value1 {"bj", "get", "200"};
bvar::MultiDimension<bvar::Adder<int> > my_madder1("request_count_madder", labels);
ASSERT_EQ(labels.size(), my_madder1.count_labels());
ASSERT_STREQ("request_count_madder", my_madder1.name().c_str());
ASSERT_EQ(labels, my_madder1.labels());
std::list<std::string> labels_too_long;
std::list<std::string> labels_max;
int labels_too_long_count = 15;
for (int i = 0; i < labels_too_long_count; ++i) {
std::ostringstream os;
os << "label" << i;
labels_too_long.push_back(os.str());
if (i < 10) {
labels_max.push_back(os.str());
}
}
ASSERT_EQ(labels_too_long_count, labels_too_long.size());
bvar::MultiDimension<bvar::Adder<int> > my_madder2("request_labels_too_long", labels_too_long);
ASSERT_EQ(10, my_madder2.count_labels());
ASSERT_EQ(labels_max, my_madder2.labels());
}
TEST_F(MVariableTest, dump) {
std::string old_bvar_dump_interval;
std::string old_mbvar_dump;
std::string old_mbvar_dump_prefix;
std::string old_mbvar_dump_format;
GFLAGS_NS::GetCommandLineOption("bvar_dump_interval", &old_bvar_dump_interval);
GFLAGS_NS::GetCommandLineOption("mbvar_dump", &old_mbvar_dump);
GFLAGS_NS::GetCommandLineOption("mbvar_dump_prefix", &old_mbvar_dump_prefix);
GFLAGS_NS::GetCommandLineOption("mbvar_dump_format", &old_mbvar_dump_format);
GFLAGS_NS::SetCommandLineOption("bvar_dump_interval", "1");
GFLAGS_NS::SetCommandLineOption("mbvar_dump", "true");
GFLAGS_NS::SetCommandLineOption("mbvar_dump_prefix", "my_mdump_prefix");
GFLAGS_NS::SetCommandLineOption("mbvar_dump_format", "common");
bvar::MultiDimension<bvar::Adder<int> > my_madder("dump_adder", labels);
std::list<std::string> labels_value1 {"gz", "post", "200"};
bvar::Adder<int>* adder1 = my_madder.get_stats(labels_value1);
ASSERT_TRUE(adder1);
*adder1 << 1 << 3 << 5;
std::list<std::string> labels_value2 {"tc", "get", "200"};
bvar::Adder<int>* adder2 = my_madder.get_stats(labels_value2);
ASSERT_TRUE(adder2);
*adder2 << 2 << 4 << 6;
std::list<std::string> labels_value3 {"jx", "post", "500"};
bvar::Adder<int>* adder3 = my_madder.get_stats(labels_value3);
ASSERT_TRUE(adder3);
*adder3 << 3 << 6 << 9;
bvar::MultiDimension<bvar::Maxer<int> > my_mmaxer("dump_maxer", labels);
bvar::Maxer<int>* maxer1 = my_mmaxer.get_stats(labels_value1);
ASSERT_TRUE(maxer1);
*maxer1 << 3 << 1 << 5;
bvar::Maxer<int>* maxer2 = my_mmaxer.get_stats(labels_value2);
ASSERT_TRUE(maxer2);
*maxer2 << 2 << 6 << 4;
bvar::Maxer<int>* maxer3 = my_mmaxer.get_stats(labels_value3);
ASSERT_TRUE(maxer3);
*maxer3 << 9 << 6 << 3;
bvar::MultiDimension<bvar::Miner<int> > my_mminer("dump_miner", labels);
bvar::Miner<int>* miner1 = my_mminer.get_stats(labels_value1);
ASSERT_TRUE(miner1);
*miner1 << 3 << 1 << 5;
bvar::Miner<int>* miner2 = my_mminer.get_stats(labels_value2);
ASSERT_TRUE(miner2);
*miner2 << 2 << 6 << 4;
bvar::Miner<int>* miner3 = my_mminer.get_stats(labels_value3);
ASSERT_TRUE(miner3);
*miner3 << 9 << 6 << 3;
bvar::MultiDimension<bvar::LatencyRecorder> my_mlatencyrecorder("dump_latencyrecorder", labels);
bvar::LatencyRecorder* my_latencyrecorder1 = my_mlatencyrecorder.get_stats(labels_value1);
ASSERT_TRUE(my_latencyrecorder1);
*my_latencyrecorder1 << 1 << 3 << 5;
*my_latencyrecorder1 << 2 << 4 << 6;
*my_latencyrecorder1 << 3 << 6 << 9;
sleep(2);
GFLAGS_NS::SetCommandLineOption("bvar_dump_interval", old_bvar_dump_interval.c_str());
GFLAGS_NS::SetCommandLineOption("mbvar_dump", old_mbvar_dump.c_str());
GFLAGS_NS::SetCommandLineOption("mbvar_dump_prefix", old_mbvar_dump_prefix.c_str());
GFLAGS_NS::SetCommandLineOption("mbvar_dump_format", old_mbvar_dump_format.c_str());
}
TEST_F(MVariableTest, test_describe_exposed) {
std::list<std::string> labels_value1 {"bj", "get", "200"};
std::string bvar_name("request_count_describe");
bvar::MultiDimension<bvar::Adder<int> > my_madder1(bvar_name, labels);
std::string describe_str = bvar::MVariable::describe_exposed(bvar_name);
std::ostringstream describe_oss;
ASSERT_EQ(0, bvar::MVariable::describe_exposed(bvar_name, describe_oss));
ASSERT_STREQ(describe_str.c_str(), describe_oss.str().c_str());
}