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/*
* Copyright (C) 2021 The Android Open Source Project
*
* Licensed 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.
*/
#include "RecordFilter.h"
#include <gtest/gtest.h>
#include <memory>
#include "event_attr.h"
#include "event_type.h"
#include "record.h"
using namespace simpleperf;
class RecordFilterTest : public ::testing::Test {
public:
RecordFilterTest() : filter(thread_tree) {}
protected:
void SetUp() override {
const EventType* event_type = FindEventTypeByName("cpu-clock");
attr = CreateDefaultPerfEventAttr(*event_type);
record.reset(new SampleRecord(attr, 0, 0, 0, 0, 0, 0, 0, {}, {}, 0));
}
SampleRecord* GetRecord(uint32_t pid, uint32_t tid) {
record->tid_data.pid = pid;
record->tid_data.tid = tid;
return record.get();
}
ThreadTree thread_tree;
perf_event_attr attr;
RecordFilter filter;
std::unique_ptr<SampleRecord> record;
};
TEST_F(RecordFilterTest, no_filter) {
ASSERT_TRUE(filter.Check(GetRecord(0, 0)));
}
TEST_F(RecordFilterTest, exclude_pid) {
filter.AddPids({1}, true);
ASSERT_FALSE(filter.Check(GetRecord(1, 1)));
ASSERT_TRUE(filter.Check(GetRecord(2, 2)));
}
TEST_F(RecordFilterTest, exclude_tid) {
filter.AddTids({1}, true);
ASSERT_FALSE(filter.Check(GetRecord(1, 1)));
ASSERT_TRUE(filter.Check(GetRecord(1, 2)));
}
TEST_F(RecordFilterTest, exclude_process_name_regex) {
filter.AddProcessNameRegex("processA", true);
thread_tree.SetThreadName(1, 1, "processA1");
thread_tree.SetThreadName(2, 2, "processB1");
ASSERT_FALSE(filter.Check(GetRecord(1, 1)));
ASSERT_TRUE(filter.Check(GetRecord(2, 2)));
}
TEST_F(RecordFilterTest, exclude_thread_name_regex) {
filter.AddThreadNameRegex("threadA", true);
thread_tree.SetThreadName(1, 1, "processA_threadA");
thread_tree.SetThreadName(1, 2, "processA_threadB");
ASSERT_FALSE(filter.Check(GetRecord(1, 1)));
ASSERT_TRUE(filter.Check(GetRecord(1, 2)));
}
TEST_F(RecordFilterTest, exclude_uid) {
pid_t pid = getpid();
std::optional<uid_t> uid = GetProcessUid(pid);
ASSERT_TRUE(uid.has_value());
filter.AddUids({uid.value()}, true);
ASSERT_FALSE(filter.Check(GetRecord(pid, pid)));
uint32_t pid_not_exist = UINT32_MAX;
ASSERT_TRUE(filter.Check(GetRecord(pid_not_exist, pid_not_exist)));
}
TEST_F(RecordFilterTest, include_pid) {
filter.AddPids({1}, false);
ASSERT_TRUE(filter.Check(GetRecord(1, 1)));
ASSERT_FALSE(filter.Check(GetRecord(2, 2)));
}
TEST_F(RecordFilterTest, include_tid) {
filter.AddTids({1}, false);
ASSERT_TRUE(filter.Check(GetRecord(1, 1)));
ASSERT_FALSE(filter.Check(GetRecord(1, 2)));
}
TEST_F(RecordFilterTest, include_process_name_regex) {
filter.AddProcessNameRegex("processA", false);
thread_tree.SetThreadName(1, 1, "processA1");
thread_tree.SetThreadName(2, 2, "processB1");
ASSERT_TRUE(filter.Check(GetRecord(1, 1)));
ASSERT_FALSE(filter.Check(GetRecord(2, 2)));
}
TEST_F(RecordFilterTest, include_thread_name_regex) {
filter.AddThreadNameRegex("threadA", false);
thread_tree.SetThreadName(1, 1, "processA_threadA");
thread_tree.SetThreadName(1, 2, "processA_threadB");
ASSERT_TRUE(filter.Check(GetRecord(1, 1)));
ASSERT_FALSE(filter.Check(GetRecord(1, 2)));
}
TEST_F(RecordFilterTest, include_uid) {
pid_t pid = getpid();
std::optional<uid_t> uid = GetProcessUid(pid);
ASSERT_TRUE(uid.has_value());
filter.AddUids({uid.value()}, false);
ASSERT_TRUE(filter.Check(GetRecord(pid, pid)));
uint32_t pid_not_exist = UINT32_MAX;
ASSERT_FALSE(filter.Check(GetRecord(pid_not_exist, pid_not_exist)));
}
namespace {
class ParseRecordFilterCommand : public Command {
public:
ParseRecordFilterCommand(RecordFilter& filter) : Command("", "", ""), filter_(filter) {}
bool Run(const std::vector<std::string>& args) override {
const auto& option_formats = GetRecordFilterOptionFormats();
OptionValueMap options;
std::vector<std::pair<OptionName, OptionValue>> ordered_options;
if (!PreprocessOptions(args, option_formats, &options, &ordered_options, nullptr)) {
return false;
}
filter_.Clear();
return filter_.ParseOptions(options);
}
private:
RecordFilter& filter_;
};
} // namespace
TEST_F(RecordFilterTest, parse_options) {
ParseRecordFilterCommand filter_cmd(filter);
for (bool exclude : {true, false}) {
std::string prefix = exclude ? "--exclude-" : "--include-";
ASSERT_TRUE(filter_cmd.Run({prefix + "pid", "1,2", prefix + "pid", "3"}));
ASSERT_EQ(filter.GetCondition(exclude).pids, std::set<pid_t>({1, 2, 3}));
ASSERT_TRUE(filter_cmd.Run({prefix + "tid", "1,2", prefix + "tid", "3"}));
ASSERT_EQ(filter.GetCondition(exclude).tids, std::set<pid_t>({1, 2, 3}));
ASSERT_TRUE(
filter_cmd.Run({prefix + "process-name", "processA", prefix + "process-name", "processB"}));
auto& process_regs = filter.GetCondition(exclude).process_name_regs;
ASSERT_EQ(process_regs.size(), 2);
ASSERT_TRUE(std::regex_match("processA", process_regs[0]));
ASSERT_TRUE(std::regex_match("processB", process_regs[1]));
ASSERT_TRUE(
filter_cmd.Run({prefix + "thread-name", "threadA", prefix + "thread-name", "threadB"}));
auto& thread_regs = filter.GetCondition(exclude).thread_name_regs;
ASSERT_EQ(thread_regs.size(), 2);
ASSERT_TRUE(std::regex_match("threadA", thread_regs[0]));
ASSERT_TRUE(std::regex_match("threadB", thread_regs[1]));
ASSERT_TRUE(filter_cmd.Run({prefix + "uid", "1,2", prefix + "uid", "3"}));
ASSERT_EQ(filter.GetCondition(exclude).uids, std::set<uid_t>({1, 2, 3}));
}
}
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