/*
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* Copyright (C) 2018 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "src/trace_processor/sched_slice_table.h"
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#include "src/trace_processor/args_tracker.h"
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#include "src/trace_processor/event_tracker.h"
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#include "src/trace_processor/process_tracker.h"
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#include "src/trace_processor/scoped_db.h"
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#include "src/trace_processor/trace_processor_context.h"
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#include "gmock/gmock.h"
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#include "gtest/gtest.h"
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namespace perfetto {
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namespace trace_processor {
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namespace {
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using ::testing::ElementsAre;
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using ::testing::IsEmpty;
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using Column = SchedSliceTable::Column;
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class SchedSliceTableTest : public ::testing::Test {
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public:
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SchedSliceTableTest() {
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sqlite3* db = nullptr;
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PERFETTO_CHECK(sqlite3_open(":memory:", &db) == SQLITE_OK);
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db_.reset(db);
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context_.storage.reset(new TraceStorage());
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context_.args_tracker.reset(new ArgsTracker(&context_));
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context_.process_tracker.reset(new ProcessTracker(&context_));
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context_.event_tracker.reset(new EventTracker(&context_));
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SchedSliceTable::RegisterTable(db_.get(), context_.storage.get());
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}
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void PrepareValidStatement(const std::string& sql) {
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int size = static_cast<int>(sql.size());
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sqlite3_stmt* stmt;
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ASSERT_EQ(sqlite3_prepare_v2(*db_, sql.c_str(), size, &stmt, nullptr),
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SQLITE_OK);
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stmt_.reset(stmt);
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}
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~SchedSliceTableTest() override { context_.storage->ResetStorage(); }
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protected:
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TraceProcessorContext context_;
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ScopedDb db_;
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ScopedStmt stmt_;
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};
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TEST_F(SchedSliceTableTest, RowsReturnedInCorrectOrderWithinCpu) {
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uint32_t cpu = 3;
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int64_t timestamp = 100;
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uint32_t pid_1 = 2;
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int64_t prev_state = 32;
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static const char kCommProc1[] = "process1";
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static const char kCommProc2[] = "process2";
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uint32_t pid_2 = 4;
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int32_t prio = 1024;
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context_.event_tracker->PushSchedSwitch(cpu, timestamp, pid_1, kCommProc2,
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prio, prev_state, pid_2, kCommProc1,
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prio);
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context_.event_tracker->PushSchedSwitch(cpu, timestamp + 3, pid_2, kCommProc1,
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prio, prev_state, pid_1, kCommProc2,
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prio);
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context_.event_tracker->PushSchedSwitch(cpu, timestamp + 4, pid_1, kCommProc2,
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prio, prev_state, pid_2, kCommProc1,
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prio);
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context_.event_tracker->PushSchedSwitch(cpu, timestamp + 10, pid_2,
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kCommProc1, prio, prev_state, pid_1,
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kCommProc2, prio);
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PrepareValidStatement(
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"SELECT dur, ts, cpu FROM sched where dur != 0 ORDER BY dur");
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ASSERT_EQ(sqlite3_step(*stmt_), SQLITE_ROW);
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ASSERT_EQ(sqlite3_column_int64(*stmt_, 0), 1 /* duration */);
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ASSERT_EQ(sqlite3_column_int64(*stmt_, 1), timestamp + 3);
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ASSERT_EQ(sqlite3_column_int64(*stmt_, 2), cpu);
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ASSERT_EQ(sqlite3_step(*stmt_), SQLITE_ROW);
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ASSERT_EQ(sqlite3_column_int64(*stmt_, 0), 3 /* duration */);
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ASSERT_EQ(sqlite3_column_int64(*stmt_, 1), timestamp);
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ASSERT_EQ(sqlite3_column_int64(*stmt_, 2), cpu);
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ASSERT_EQ(sqlite3_step(*stmt_), SQLITE_ROW);
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ASSERT_EQ(sqlite3_column_int64(*stmt_, 0), 6 /* duration */);
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ASSERT_EQ(sqlite3_column_int64(*stmt_, 1), timestamp + 4);
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ASSERT_EQ(sqlite3_column_int64(*stmt_, 2), cpu);
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ASSERT_EQ(sqlite3_step(*stmt_), SQLITE_DONE);
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}
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TEST_F(SchedSliceTableTest, RowsReturnedInCorrectOrderBetweenCpu) {
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uint32_t cpu_1 = 3;
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uint32_t cpu_2 = 8;
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uint32_t cpu_3 = 4;
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int64_t timestamp = 100;
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uint32_t pid_1 = 2;
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int64_t prev_state = 32;
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static const char kCommProc1[] = "process1";
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static const char kCommProc2[] = "process2";
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uint32_t pid_2 = 4;
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int32_t prio = 1024;
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context_.event_tracker->PushSchedSwitch(cpu_3, timestamp - 2, pid_1,
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kCommProc2, prio, prev_state, pid_2,
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kCommProc1, prio);
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context_.event_tracker->PushSchedSwitch(cpu_3, timestamp - 1, pid_2,
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kCommProc1, prio, prev_state, pid_1,
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kCommProc2, prio);
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context_.event_tracker->PushSchedSwitch(cpu_1, timestamp, pid_1, kCommProc2,
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prio, prev_state, pid_2, kCommProc1,
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prio);
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context_.event_tracker->PushSchedSwitch(cpu_2, timestamp + 3, pid_2,
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kCommProc1, prio, prev_state, pid_1,
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kCommProc2, prio);
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context_.event_tracker->PushSchedSwitch(cpu_1, timestamp + 4, pid_2,
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kCommProc1, prio, prev_state, pid_1,
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kCommProc2, prio);
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context_.event_tracker->PushSchedSwitch(cpu_2, timestamp + 10, pid_1,
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kCommProc2, prio, prev_state, pid_2,
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kCommProc1, prio);
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PrepareValidStatement(
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"SELECT dur, ts, cpu FROM sched where dur != 0 ORDER BY dur desc");
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ASSERT_EQ(sqlite3_step(*stmt_), SQLITE_ROW);
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ASSERT_EQ(sqlite3_column_int64(*stmt_, 0), 7 /* duration */);
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ASSERT_EQ(sqlite3_column_int64(*stmt_, 1), timestamp + 3);
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ASSERT_EQ(sqlite3_column_int64(*stmt_, 2), cpu_2);
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ASSERT_EQ(sqlite3_step(*stmt_), SQLITE_ROW);
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ASSERT_EQ(sqlite3_column_int64(*stmt_, 0), 4 /* duration */);
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ASSERT_EQ(sqlite3_column_int64(*stmt_, 1), timestamp);
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ASSERT_EQ(sqlite3_column_int64(*stmt_, 2), cpu_1);
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ASSERT_EQ(sqlite3_step(*stmt_), SQLITE_ROW);
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ASSERT_EQ(sqlite3_column_int64(*stmt_, 0), 1 /* duration */);
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ASSERT_EQ(sqlite3_column_int64(*stmt_, 1), timestamp - 2);
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ASSERT_EQ(sqlite3_column_int64(*stmt_, 2), cpu_3);
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ASSERT_EQ(sqlite3_step(*stmt_), SQLITE_DONE);
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}
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TEST_F(SchedSliceTableTest, FilterCpus) {
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uint32_t cpu_1 = 3;
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uint32_t cpu_2 = 8;
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int64_t timestamp = 100;
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uint32_t pid_1 = 2;
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uint32_t prev_state = 32;
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static const char kCommProc1[] = "process1";
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static const char kCommProc2[] = "process2";
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uint32_t pid_2 = 4;
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int32_t prio = 1024;
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context_.event_tracker->PushSchedSwitch(cpu_1, timestamp, pid_1, kCommProc2,
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prio, prev_state, pid_2, kCommProc1,
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prio);
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context_.event_tracker->PushSchedSwitch(cpu_2, timestamp + 3, pid_2,
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kCommProc1, prio, prev_state, pid_1,
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kCommProc2, prio);
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context_.event_tracker->PushSchedSwitch(cpu_1, timestamp + 4, pid_2,
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kCommProc1, prio, prev_state, pid_1,
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kCommProc2, prio);
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context_.event_tracker->PushSchedSwitch(cpu_2, timestamp + 10, pid_1,
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kCommProc2, prio, prev_state, pid_2,
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kCommProc1, prio);
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PrepareValidStatement(
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"SELECT dur, ts, cpu FROM sched WHERE dur != 0 and cpu = 3");
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ASSERT_EQ(sqlite3_step(*stmt_), SQLITE_ROW);
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ASSERT_EQ(sqlite3_column_int64(*stmt_, 0), 4 /* duration */);
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ASSERT_EQ(sqlite3_column_int64(*stmt_, 1), timestamp);
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ASSERT_EQ(sqlite3_column_int64(*stmt_, 2), cpu_1);
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ASSERT_EQ(sqlite3_step(*stmt_), SQLITE_DONE);
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}
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TEST_F(SchedSliceTableTest, UtidTest) {
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uint32_t cpu = 3;
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int64_t timestamp = 100;
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uint32_t pid_1 = 2;
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uint32_t prev_state = 32;
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static const char kCommProc1[] = "process1";
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static const char kCommProc2[] = "process2";
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uint32_t pid_2 = 4;
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int32_t prio = 1024;
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context_.event_tracker->PushSchedSwitch(cpu, timestamp, pid_1, kCommProc2,
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prio, prev_state, pid_2, kCommProc1,
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prio);
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context_.event_tracker->PushSchedSwitch(cpu, timestamp + 3, pid_2, kCommProc1,
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prio, prev_state, pid_1, kCommProc2,
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prio);
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context_.event_tracker->PushSchedSwitch(cpu, timestamp + 4, pid_1, kCommProc2,
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prio, prev_state, pid_2, kCommProc1,
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prio);
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context_.event_tracker->PushSchedSwitch(cpu, timestamp + 10, pid_2,
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kCommProc1, prio, prev_state, pid_1,
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kCommProc2, prio);
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PrepareValidStatement("SELECT utid FROM sched where dur != 0 ORDER BY utid");
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ASSERT_EQ(sqlite3_step(*stmt_), SQLITE_ROW);
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ASSERT_EQ(sqlite3_column_int64(*stmt_, 0), 1 /* duration */);
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ASSERT_EQ(sqlite3_step(*stmt_), SQLITE_ROW);
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ASSERT_EQ(sqlite3_column_int64(*stmt_, 0), 1 /* duration */);
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ASSERT_EQ(sqlite3_step(*stmt_), SQLITE_ROW);
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ASSERT_EQ(sqlite3_column_int64(*stmt_, 0), 2 /* duration */);
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ASSERT_EQ(sqlite3_step(*stmt_), SQLITE_DONE);
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}
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TEST_F(SchedSliceTableTest, TimestampFiltering) {
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uint32_t cpu_5 = 5;
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uint32_t cpu_7 = 7;
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uint32_t pid_1 = 1;
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uint32_t pid_2 = 2;
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int64_t prev_state = 32;
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int32_t prio = 1024;
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// Fill |cpu_5| and |cpu_7) with one sched switch per time unit starting,
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// respectively, @ T=50 and T=70.
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for (int64_t i = 0; i <= 11; i++) {
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context_.event_tracker->PushSchedSwitch(cpu_5, 50 + i, pid_1, "pid_1", prio,
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prev_state, pid_1, "pid_1", prio);
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}
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for (int64_t i = 0; i <= 11; i++) {
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context_.event_tracker->PushSchedSwitch(cpu_7, 70 + i, pid_2, "pid_2", prio,
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prev_state, pid_2, "pid_2", prio);
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}
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auto query = [this](const std::string& where_clauses) {
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PrepareValidStatement("SELECT ts from sched WHERE dur != 0 and " +
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where_clauses);
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std::vector<int> res;
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while (sqlite3_step(*stmt_) == SQLITE_ROW) {
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res.push_back(sqlite3_column_int(*stmt_, 0));
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}
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return res;
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};
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ASSERT_THAT(query("ts > 55 and ts <= 60"), ElementsAre(56, 57, 58, 59, 60));
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ASSERT_THAT(query("ts >= 55 and ts < 52"), IsEmpty());
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ASSERT_THAT(query("ts >= 70 and ts < 71"), ElementsAre(70));
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ASSERT_THAT(query("ts >= 59 and ts < 73"), ElementsAre(59, 60, 70, 71, 72));
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}
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} // namespace
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} // namespace trace_processor
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} // namespace perfetto
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