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/*
* Copyright (C) 2018 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 "src/trace_processor/thread_table.h"
#include "src/trace_processor/args_tracker.h"
#include "src/trace_processor/event_tracker.h"
#include "src/trace_processor/process_table.h"
#include "src/trace_processor/process_tracker.h"
#include "src/trace_processor/sqlite/scoped_db.h"
#include "src/trace_processor/trace_processor_context.h"
#include "test/gtest_and_gmock.h"
namespace perfetto {
namespace trace_processor {
namespace {
class ThreadTableUnittest : public ::testing::Test {
public:
ThreadTableUnittest() {
sqlite3* db = nullptr;
PERFETTO_CHECK(sqlite3_initialize() == SQLITE_OK);
PERFETTO_CHECK(sqlite3_open(":memory:", &db) == SQLITE_OK);
db_.reset(db);
context_.storage.reset(new TraceStorage());
context_.args_tracker.reset(new ArgsTracker(&context_));
context_.process_tracker.reset(new ProcessTracker(&context_));
context_.event_tracker.reset(new EventTracker(&context_));
ThreadTable::RegisterTable(db_.get(), context_.storage.get());
ProcessTable::RegisterTable(db_.get(), context_.storage.get());
}
void PrepareValidStatement(const std::string& sql) {
int size = static_cast<int>(sql.size());
sqlite3_stmt* stmt;
ASSERT_EQ(sqlite3_prepare_v2(*db_, sql.c_str(), size, &stmt, nullptr),
SQLITE_OK);
stmt_.reset(stmt);
}
const char* GetColumnAsText(int colId) {
return reinterpret_cast<const char*>(sqlite3_column_text(*stmt_, colId));
}
protected:
TraceProcessorContext context_;
ScopedDb db_;
ScopedStmt stmt_;
};
TEST_F(ThreadTableUnittest, Select) {
uint32_t cpu = 3;
int64_t timestamp = 100;
uint32_t prev_state = 32;
static const char kThreadName1[] = "thread1";
static const char kThreadName2[] = "thread2";
int32_t prio = 1024;
context_.event_tracker->PushSchedSwitch(cpu, timestamp, /*tid=*/1,
kThreadName2, prio, prev_state,
/*tid=*/4, kThreadName1, prio);
context_.event_tracker->PushSchedSwitch(cpu, timestamp + 1, /*tid=*/4,
kThreadName1, prio, prev_state,
/*tid=*/1, kThreadName2, prio);
context_.process_tracker->SetProcessMetadata(2, base::nullopt, "test");
context_.process_tracker->UpdateThread(4 /*tid*/, 2 /*pid*/);
PrepareValidStatement("SELECT utid, upid, tid, name FROM thread where tid=4");
ASSERT_EQ(sqlite3_step(*stmt_), SQLITE_ROW);
ASSERT_EQ(sqlite3_column_int(*stmt_, 0), 1 /* utid */);
ASSERT_EQ(sqlite3_column_int(*stmt_, 1), 1 /* upid */);
ASSERT_EQ(sqlite3_column_int(*stmt_, 2), 4 /* tid */);
ASSERT_STREQ(GetColumnAsText(3), kThreadName1);
ASSERT_EQ(sqlite3_step(*stmt_), SQLITE_DONE);
}
TEST_F(ThreadTableUnittest, SelectWhere) {
uint32_t cpu = 3;
int64_t timestamp = 100;
uint32_t prev_state = 32;
static const char kThreadName1[] = "thread1";
static const char kThreadName2[] = "thread2";
int32_t prio = 1024;
context_.event_tracker->PushSchedSwitch(cpu, timestamp, /*tid=*/1,
kThreadName2, prio, prev_state,
/*tid=*/4, kThreadName1, prio);
context_.event_tracker->PushSchedSwitch(cpu, timestamp + 1, /*tid=*/4,
kThreadName1, prio, prev_state,
/*tid=*/1, kThreadName2, prio);
context_.event_tracker->PushSchedSwitch(cpu, timestamp + 2, /*tid=*/1,
kThreadName2, prio, prev_state,
/*tid=*/4, kThreadName1, prio);
context_.process_tracker->SetProcessMetadata(2, base::nullopt, "test");
context_.process_tracker->UpdateThread(4 /*tid*/, 2 /*pid*/);
context_.process_tracker->UpdateThread(1 /*tid*/, 2 /*pid*/);
PrepareValidStatement(
"SELECT utid, upid, tid, name FROM thread where tid = 4");
ASSERT_EQ(sqlite3_step(*stmt_), SQLITE_ROW);
ASSERT_EQ(sqlite3_column_int(*stmt_, 0), 1 /* utid */);
ASSERT_EQ(sqlite3_column_int(*stmt_, 1), 1 /* upid */);
ASSERT_EQ(sqlite3_column_int(*stmt_, 2), 4 /* tid */);
ASSERT_STREQ(GetColumnAsText(3), kThreadName1);
ASSERT_EQ(sqlite3_step(*stmt_), SQLITE_DONE);
}
TEST_F(ThreadTableUnittest, JoinWithProcess) {
uint32_t cpu = 3;
int64_t timestamp = 100;
uint32_t prev_state = 32;
static const char kThreadName1[] = "thread1";
static const char kThreadName2[] = "thread2";
int32_t prio = 1024;
context_.event_tracker->PushSchedSwitch(cpu, timestamp, /*tid=*/1,
kThreadName2, prio, prev_state,
/*tid=*/4, kThreadName1, prio);
context_.event_tracker->PushSchedSwitch(cpu, timestamp + 1, /*tid=*/4,
kThreadName1, prio, prev_state,
/*tid=*/1, kThreadName2, prio);
// Also create a process for which we haven't seen any thread.
context_.process_tracker->SetProcessMetadata(7, base::nullopt, "pid7");
context_.process_tracker->SetProcessMetadata(2, base::nullopt, "pid2");
context_.process_tracker->UpdateThread(/*tid=*/4, /*pid=*/2);
PrepareValidStatement(
"SELECT utid, thread.tid, thread.name, process.upid, process.pid, "
"process.name FROM thread INNER JOIN process USING (upid) WHERE pid = 2 "
"ORDER BY tid");
// At this point we should see two threads bound to process with pid=2:
// (1) The (implicitly created) main thread (tid=pid=2).
ASSERT_EQ(sqlite3_step(*stmt_), SQLITE_ROW);
auto utid_for_tid2 = sqlite3_column_int(*stmt_, 0);
ASSERT_GT(utid_for_tid2, 0);
ASSERT_EQ(sqlite3_column_int(*stmt_, 1), 2 /* tid */);
ASSERT_EQ(sqlite3_column_int(*stmt_, 4), 2 /* pid */);
ASSERT_EQ(sqlite3_column_int(*stmt_, 3), 2 /* upid */);
ASSERT_EQ(GetColumnAsText(2), nullptr); // No name seen for main thread.
ASSERT_STREQ(GetColumnAsText(5), "pid2");
// (2) A thread with tid=4.
ASSERT_EQ(sqlite3_step(*stmt_), SQLITE_ROW);
auto utid_for_tid4 = sqlite3_column_int(*stmt_, 0);
ASSERT_GT(utid_for_tid4, 0);
ASSERT_NE(utid_for_tid4, utid_for_tid2);
ASSERT_EQ(sqlite3_column_int(*stmt_, 1), 4 /* tid */);
ASSERT_EQ(sqlite3_column_int(*stmt_, 4), 2 /* pid */);
ASSERT_EQ(sqlite3_column_int(*stmt_, 3), 2 /* upid */);
ASSERT_STREQ(GetColumnAsText(2), kThreadName1);
ASSERT_STREQ(GetColumnAsText(5), "pid2");
ASSERT_EQ(sqlite3_step(*stmt_), SQLITE_DONE);
}
} // namespace
} // namespace trace_processor
} // namespace perfetto