/* * 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/scoped_db.h" #include "src/trace_processor/trace_processor_context.h" #include "gmock/gmock.h" #include "gtest/gtest.h" namespace perfetto { namespace trace_processor { namespace { class ThreadTableUnittest : public ::testing::Test { public: ThreadTableUnittest() { sqlite3* db = nullptr; 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)); } ~ThreadTableUnittest() override { context_.storage->ResetStorage(); } 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->UpdateProcess(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->UpdateProcess(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->UpdateProcess(7, base::nullopt, "pid7"); context_.process_tracker->UpdateProcess(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