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content / browser / tracing / tracing_scenario_unittest.cc [blame]
// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/browser/tracing/tracing_scenario.h"
#include <memory>
#include "base/files/file_path.h"
#include "base/path_service.h"
#include "base/task/thread_pool.h"
#include "base/test/gmock_callback_support.h"
#include "base/test/test_proto_loader.h"
#include "base/trace_event/named_trigger.h"
#include "content/public/browser/background_tracing_manager.h"
#include "content/public/test/browser_task_environment.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace content {
namespace {
const char* kDefaultNestedConfig = R"pb(
scenario_name: "test_nested_scenario"
start_rules: { name: "start_trigger" manual_trigger_name: "start_trigger" }
stop_rules: { name: "stop_trigger" manual_trigger_name: "stop_trigger" }
upload_rules: { name: "upload_trigger" manual_trigger_name: "upload_trigger" }
)pb";
const char* kDefaultConfig = R"pb(
scenario_name: "test_scenario"
setup_rules: { name: "setup_trigger" manual_trigger_name: "setup_trigger" }
start_rules: { name: "start_trigger" manual_trigger_name: "start_trigger" }
stop_rules: { name: "stop_trigger" manual_trigger_name: "stop_trigger" }
upload_rules: { name: "upload_trigger" manual_trigger_name: "upload_trigger" }
trace_config: {
data_sources: { config: { name: "org.chromium.trace_metadata" } }
}
nested_scenarios: {
scenario_name: "nested_scenario"
start_rules: {
name: "nested_start_trigger"
manual_trigger_name: "nested_start_trigger"
}
stop_rules: {
name: "nested_stop_trigger"
manual_trigger_name: "nested_stop_trigger"
}
upload_rules: {
name: "nested_upload_trigger"
manual_trigger_name: "nested_upload_trigger"
}
}
nested_scenarios: {
scenario_name: "other_nested_scenario"
start_rules: {
name: "other_nested_start_trigger"
manual_trigger_name: "other_nested_start_trigger"
}
stop_rules: {
name: "other_nested_stop_trigger"
manual_trigger_name: "other_nested_stop_trigger"
}
upload_rules: {
name: "other_nested_upload_trigger"
manual_trigger_name: "other_nested_upload_trigger"
}
}
)pb";
using testing::_;
class TestTracingScenarioDelegate : public TracingScenario::Delegate {
public:
~TestTracingScenarioDelegate() = default;
MOCK_METHOD(bool, OnScenarioActive, (TracingScenario * scenario), (override));
MOCK_METHOD(bool, OnScenarioIdle, (TracingScenario * scenario), (override));
MOCK_METHOD(void,
OnScenarioRecording,
(TracingScenario * scenario),
(override));
MOCK_METHOD(void,
SaveTrace,
(TracingScenario * scenario,
base::Token trace_uuid,
const BackgroundTracingRule* triggered_rule,
std::string&& trace_data),
(override));
};
class TestNestedTracingScenarioDelegate
: public NestedTracingScenario::Delegate {
public:
~TestNestedTracingScenarioDelegate() = default;
MOCK_METHOD(void,
OnNestedScenarioStart,
(NestedTracingScenario * scenario),
(override));
MOCK_METHOD(void,
OnNestedScenarioStop,
(NestedTracingScenario * scenario),
(override));
MOCK_METHOD(void,
OnNestedScenarioUpload,
(NestedTracingScenario * scenario,
const BackgroundTracingRule* triggered_rule),
(override));
};
// Fake perfetto::TracingSession.
class TestTracingSession : public perfetto::TracingSession {
public:
TestTracingSession() = default;
~TestTracingSession() override = default;
void Setup(const perfetto::TraceConfig& config, int fd = -1) override {
if (!config.data_sources().empty()) {
start_should_fail_ =
config.data_sources()[0].config().name() == "Invalid";
should_spuriously_stop =
config.data_sources()[0].config().name() == "Stop";
}
}
void Start() override {
if (start_should_fail_) {
base::ThreadPool::PostTask(
FROM_HERE,
{base::MayBlock(), base::TaskPriority::BEST_EFFORT,
base::TaskShutdownBehavior::CONTINUE_ON_SHUTDOWN},
base::BindOnce(
[](std::function<void(perfetto::TracingError)> // nocheck
on_error_callback) {
on_error_callback(
{perfetto::TracingError::kTracingFailed, "error"});
},
on_error_callback_));
return;
}
if (should_spuriously_stop) {
Stop();
return;
}
// perfetto::TracingSession runs callbacks from its own background thread.
base::ThreadPool::PostTask(
FROM_HERE,
{base::MayBlock(), base::TaskPriority::BEST_EFFORT,
base::TaskShutdownBehavior::CONTINUE_ON_SHUTDOWN},
base::BindOnce(
[](std::function<void()> on_start_callback) { // nocheck
on_start_callback();
},
on_start_callback_));
}
void StartBlocking() override { NOTIMPLEMENTED(); }
void SetOnStartCallback(std::function<void()> on_start) override { // nocheck
on_start_callback_ = on_start;
}
void SetOnErrorCallback(
std::function<void(perfetto::TracingError)> on_error) // nocheck
override {
on_error_callback_ = on_error;
}
void Flush(std::function<void(bool)>, uint32_t timeout_ms = 0) // nocheck
override {
NOTIMPLEMENTED();
}
void Stop() override {
// perfetto::TracingSession runs callbacks from its own background thread.
base::ThreadPool::PostTask(
FROM_HERE,
{base::MayBlock(), base::TaskPriority::BEST_EFFORT,
base::TaskShutdownBehavior::CONTINUE_ON_SHUTDOWN},
base::BindOnce(
[](std::function<void()> on_stop_callback) { // nocheck
on_stop_callback();
},
on_stop_callback_));
}
void StopBlocking() override { NOTIMPLEMENTED(); }
void SetOnStopCallback(std::function<void()> on_stop) override { // nocheck
on_stop_callback_ = on_stop;
}
void ChangeTraceConfig(const perfetto::TraceConfig&) override {
NOTIMPLEMENTED();
}
void ReadTrace(ReadTraceCallback read_callback) override {
base::ThreadPool::PostTask(
FROM_HERE,
{base::MayBlock(), base::TaskPriority::BEST_EFFORT,
base::TaskShutdownBehavior::CONTINUE_ON_SHUTDOWN},
base::BindOnce(
[](ReadTraceCallback read_callback) { // nocheck
std::string trace_content = "this is a trace";
read_callback({trace_content.data(), trace_content.size(),
/*has_more=*/false});
},
read_callback));
}
void GetTraceStats(GetTraceStatsCallback) override { NOTIMPLEMENTED(); }
void QueryServiceState(QueryServiceStateCallback) override {
NOTIMPLEMENTED();
}
private:
std::function<void()> on_start_callback_; // nocheck
std::function<void()> on_stop_callback_; // nocheck
std::function<void(perfetto::TracingError)> on_error_callback_; // nocheck
bool start_should_fail_ = false;
bool should_spuriously_stop = false;
};
class TracingScenarioForTesting : public TracingScenario {
public:
TracingScenarioForTesting(const perfetto::protos::gen::ScenarioConfig& config,
TestTracingScenarioDelegate* delegate)
: TracingScenario(config,
delegate,
/*enable_privacy_filter=*/false,
/*request_startup_tracing=*/true) {
EXPECT_TRUE(Initialize(config, false));
}
protected:
std::unique_ptr<perfetto::TracingSession> CreateTracingSession() override {
return std::make_unique<TestTracingSession>();
}
};
class NestedTracingScenarioForTesting : public NestedTracingScenario {
public:
NestedTracingScenarioForTesting(
const perfetto::protos::gen::NestedScenarioConfig& config,
NestedTracingScenario::Delegate* delegate)
: NestedTracingScenario(config, delegate) {
EXPECT_TRUE(Initialize(config));
}
};
perfetto::protos::gen::ScenarioConfig ParseScenarioConfigFromText(
const std::string& proto_text) {
base::TestProtoLoader config_loader(
base::PathService::CheckedGet(base::DIR_GEN_TEST_DATA_ROOT)
.Append(
FILE_PATH_LITERAL("third_party/perfetto/protos/perfetto/"
"config/chrome/scenario_config.descriptor")),
"perfetto.protos.ScenarioConfig");
std::string serialized_message;
config_loader.ParseFromText(proto_text, serialized_message);
perfetto::protos::gen::ScenarioConfig destination;
destination.ParseFromString(serialized_message);
return destination;
}
perfetto::protos::gen::NestedScenarioConfig ParseNestedScenarioConfigFromText(
const std::string& proto_text) {
base::TestProtoLoader config_loader(
base::PathService::CheckedGet(base::DIR_GEN_TEST_DATA_ROOT)
.Append(
FILE_PATH_LITERAL("third_party/perfetto/protos/perfetto/"
"config/chrome/scenario_config.descriptor")),
"perfetto.protos.NestedScenarioConfig");
std::string serialized_message;
config_loader.ParseFromText(proto_text, serialized_message);
perfetto::protos::gen::NestedScenarioConfig destination;
destination.ParseFromString(serialized_message);
return destination;
}
class TracingScenarioTest : public testing::Test {
public:
TracingScenarioTest()
: background_tracing_manager_(
content::BackgroundTracingManager::CreateInstance()) {}
protected:
BrowserTaskEnvironment task_environment;
TestTracingScenarioDelegate delegate;
TestNestedTracingScenarioDelegate nested_delegate;
std::unique_ptr<content::BackgroundTracingManager>
background_tracing_manager_;
};
class NestedTracingScenarioTest : public testing::Test {
public:
NestedTracingScenarioTest()
: background_tracing_manager_(
content::BackgroundTracingManager::CreateInstance()) {}
protected:
BrowserTaskEnvironment task_environment;
TestNestedTracingScenarioDelegate delegate;
std::unique_ptr<content::BackgroundTracingManager>
background_tracing_manager_;
};
} // namespace
TEST_F(TracingScenarioTest, Init) {
TracingScenarioForTesting tracing_scenario(
ParseScenarioConfigFromText(R"pb(
scenario_name: "test_scenario"
trace_config: {
data_sources: { config: { name: "org.chromium.trace_metadata" } }
}
)pb"),
&delegate);
EXPECT_EQ("test_scenario", tracing_scenario.scenario_name());
EXPECT_EQ(TracingScenario::State::kDisabled,
tracing_scenario.current_state());
}
TEST_F(TracingScenarioTest, Disabled) {
TracingScenarioForTesting tracing_scenario(
ParseScenarioConfigFromText(kDefaultConfig), &delegate);
EXPECT_CALL(delegate, OnScenarioActive(&tracing_scenario)).Times(0);
EXPECT_FALSE(base::trace_event::EmitNamedTrigger("setup_trigger"));
EXPECT_FALSE(base::trace_event::EmitNamedTrigger("start_trigger"));
EXPECT_FALSE(base::trace_event::EmitNamedTrigger("nested_start_trigger"));
tracing_scenario.Enable();
EXPECT_EQ(TracingScenario::State::kEnabled, tracing_scenario.current_state());
tracing_scenario.Disable();
EXPECT_EQ(TracingScenario::State::kDisabled,
tracing_scenario.current_state());
EXPECT_FALSE(base::trace_event::EmitNamedTrigger("setup_trigger"));
EXPECT_FALSE(base::trace_event::EmitNamedTrigger("start_trigger"));
EXPECT_FALSE(base::trace_event::EmitNamedTrigger("nested_start_trigger"));
}
TEST_F(TracingScenarioTest, StartStop) {
TracingScenarioForTesting tracing_scenario(
ParseScenarioConfigFromText(kDefaultConfig), &delegate);
tracing_scenario.Enable();
EXPECT_EQ(TracingScenario::State::kEnabled, tracing_scenario.current_state());
EXPECT_CALL(delegate, OnScenarioActive(&tracing_scenario))
.WillOnce(testing::Return(true));
EXPECT_TRUE(base::trace_event::EmitNamedTrigger("start_trigger"));
base::RunLoop run_loop;
EXPECT_CALL(delegate, OnScenarioIdle(&tracing_scenario))
.WillOnce([&run_loop]() {
run_loop.Quit();
return true;
});
EXPECT_TRUE(base::trace_event::EmitNamedTrigger("stop_trigger"));
run_loop.Run();
EXPECT_EQ(TracingScenario::State::kDisabled,
tracing_scenario.current_state());
}
TEST_F(TracingScenarioTest, NestedStartStop) {
TracingScenarioForTesting tracing_scenario(
ParseScenarioConfigFromText(kDefaultConfig), &delegate);
tracing_scenario.Enable();
EXPECT_EQ(TracingScenario::State::kEnabled, tracing_scenario.current_state());
EXPECT_CALL(delegate, OnScenarioActive(&tracing_scenario))
.WillOnce(testing::Return(true));
EXPECT_TRUE(base::trace_event::EmitNamedTrigger("start_trigger"));
EXPECT_TRUE(base::trace_event::EmitNamedTrigger("nested_start_trigger"));
EXPECT_FALSE(base::trace_event::EmitNamedTrigger("stop_trigger"));
EXPECT_TRUE(base::trace_event::EmitNamedTrigger("nested_stop_trigger"));
base::RunLoop run_loop;
EXPECT_CALL(delegate, OnScenarioIdle(&tracing_scenario))
.WillOnce([&run_loop]() {
run_loop.Quit();
return true;
});
EXPECT_TRUE(base::trace_event::EmitNamedTrigger("stop_trigger"));
run_loop.Run();
EXPECT_EQ(TracingScenario::State::kDisabled,
tracing_scenario.current_state());
}
TEST_F(TracingScenarioTest, StartFail) {
TracingScenarioForTesting tracing_scenario(
ParseScenarioConfigFromText(R"pb(
scenario_name: "test_scenario"
start_rules: {
name: "start_trigger"
manual_trigger_name: "start_trigger"
}
stop_rules: { name: "stop_trigger" manual_trigger_name: "stop_trigger" }
trace_config: { data_sources: { config: { name: "Invalid" } } }
)pb"),
&delegate);
tracing_scenario.Enable();
EXPECT_EQ(TracingScenario::State::kEnabled, tracing_scenario.current_state());
EXPECT_CALL(delegate, OnScenarioActive(&tracing_scenario))
.WillOnce(testing::Return(true));
EXPECT_TRUE(base::trace_event::EmitNamedTrigger("start_trigger"));
base::RunLoop run_loop;
EXPECT_CALL(delegate, OnScenarioIdle(&tracing_scenario))
.WillOnce([&run_loop]() {
run_loop.Quit();
return true;
});
run_loop.Run();
EXPECT_EQ(TracingScenario::State::kDisabled,
tracing_scenario.current_state());
EXPECT_FALSE(base::trace_event::EmitNamedTrigger("stop_trigger"));
}
TEST_F(TracingScenarioTest, SpuriousStop) {
TracingScenarioForTesting tracing_scenario(
ParseScenarioConfigFromText(R"pb(
scenario_name: "test_scenario"
start_rules: {
name: "start_trigger"
manual_trigger_name: "start_trigger"
}
stop_rules: { name: "stop_trigger" manual_trigger_name: "stop_trigger" }
trace_config: { data_sources: { config: { name: "Stop" } } }
)pb"),
&delegate);
tracing_scenario.Enable();
EXPECT_EQ(TracingScenario::State::kEnabled, tracing_scenario.current_state());
EXPECT_CALL(delegate, OnScenarioActive(&tracing_scenario))
.WillOnce(testing::Return(true));
EXPECT_TRUE(base::trace_event::EmitNamedTrigger("start_trigger"));
base::RunLoop run_loop;
EXPECT_CALL(delegate, OnScenarioIdle(&tracing_scenario))
.WillOnce([&run_loop]() {
run_loop.Quit();
return true;
});
run_loop.Run();
EXPECT_EQ(TracingScenario::State::kDisabled,
tracing_scenario.current_state());
EXPECT_FALSE(base::trace_event::EmitNamedTrigger("stop_trigger"));
}
TEST_F(TracingScenarioTest, SetupStop) {
TracingScenarioForTesting tracing_scenario(
ParseScenarioConfigFromText(kDefaultConfig), &delegate);
tracing_scenario.Enable();
EXPECT_CALL(delegate, OnScenarioActive(&tracing_scenario))
.WillOnce(testing::Return(true));
EXPECT_TRUE(base::trace_event::EmitNamedTrigger("setup_trigger"));
EXPECT_EQ(TracingScenario::State::kSetup, tracing_scenario.current_state());
base::RunLoop run_loop;
EXPECT_CALL(delegate, OnScenarioIdle(&tracing_scenario))
.WillOnce([&run_loop]() {
run_loop.Quit();
return true;
});
EXPECT_TRUE(base::trace_event::EmitNamedTrigger("stop_trigger"));
run_loop.Run();
EXPECT_EQ(TracingScenario::State::kDisabled,
tracing_scenario.current_state());
}
TEST_F(TracingScenarioTest, SetupUpload) {
TracingScenarioForTesting tracing_scenario(
ParseScenarioConfigFromText(kDefaultConfig), &delegate);
tracing_scenario.Enable();
EXPECT_CALL(delegate, OnScenarioActive(&tracing_scenario))
.WillOnce(testing::Return(true));
EXPECT_TRUE(base::trace_event::EmitNamedTrigger("setup_trigger"));
EXPECT_EQ(TracingScenario::State::kSetup, tracing_scenario.current_state());
base::Token trace_uuid = tracing_scenario.GetSessionID();
base::RunLoop run_loop;
EXPECT_CALL(delegate, SaveTrace(_, trace_uuid, _, _)).Times(0);
EXPECT_CALL(delegate, OnScenarioIdle(&tracing_scenario))
.WillOnce([&run_loop]() {
run_loop.Quit();
return true;
});
EXPECT_TRUE(base::trace_event::EmitNamedTrigger("upload_trigger"));
run_loop.Run();
EXPECT_EQ(TracingScenario::State::kDisabled,
tracing_scenario.current_state());
}
TEST_F(TracingScenarioTest, SetupStartStop) {
TracingScenarioForTesting tracing_scenario(
ParseScenarioConfigFromText(kDefaultConfig), &delegate);
tracing_scenario.Enable();
EXPECT_CALL(delegate, OnScenarioActive(&tracing_scenario))
.WillOnce(testing::Return(true));
EXPECT_TRUE(base::trace_event::EmitNamedTrigger("setup_trigger"));
EXPECT_EQ(TracingScenario::State::kSetup, tracing_scenario.current_state());
EXPECT_CALL(delegate, OnScenarioActive(&tracing_scenario)).Times(0);
EXPECT_TRUE(base::trace_event::EmitNamedTrigger("start_trigger"));
EXPECT_EQ(TracingScenario::State::kRecording,
tracing_scenario.current_state());
base::RunLoop run_loop;
EXPECT_CALL(delegate, OnScenarioIdle(&tracing_scenario))
.WillOnce([&run_loop]() {
run_loop.Quit();
return true;
});
EXPECT_TRUE(base::trace_event::EmitNamedTrigger("stop_trigger"));
run_loop.Run();
EXPECT_EQ(TracingScenario::State::kDisabled,
tracing_scenario.current_state());
}
TEST_F(TracingScenarioTest, SetupNestedStartStop) {
TracingScenarioForTesting tracing_scenario(
ParseScenarioConfigFromText(kDefaultConfig), &delegate);
tracing_scenario.Enable();
EXPECT_CALL(delegate, OnScenarioActive(&tracing_scenario))
.WillOnce(testing::Return(true));
EXPECT_TRUE(base::trace_event::EmitNamedTrigger("setup_trigger"));
EXPECT_EQ(TracingScenario::State::kSetup, tracing_scenario.current_state());
EXPECT_CALL(delegate, OnScenarioActive(&tracing_scenario)).Times(0);
EXPECT_TRUE(base::trace_event::EmitNamedTrigger("nested_start_trigger"));
EXPECT_EQ(TracingScenario::State::kRecording,
tracing_scenario.current_state());
EXPECT_FALSE(
base::trace_event::EmitNamedTrigger("other_nested_start_trigger"));
EXPECT_FALSE(base::trace_event::EmitNamedTrigger("stop_trigger"));
EXPECT_TRUE(base::trace_event::EmitNamedTrigger("nested_stop_trigger"));
base::RunLoop run_loop;
EXPECT_CALL(delegate, OnScenarioIdle(&tracing_scenario))
.WillOnce([&run_loop]() {
run_loop.Quit();
return true;
});
EXPECT_TRUE(base::trace_event::EmitNamedTrigger("stop_trigger"));
run_loop.Run();
EXPECT_EQ(TracingScenario::State::kDisabled,
tracing_scenario.current_state());
}
TEST_F(TracingScenarioTest, Abort) {
TracingScenarioForTesting tracing_scenario(
ParseScenarioConfigFromText(kDefaultConfig), &delegate);
tracing_scenario.Enable();
EXPECT_CALL(delegate, OnScenarioActive(&tracing_scenario))
.WillOnce(testing::Return(true));
EXPECT_TRUE(base::trace_event::EmitNamedTrigger("start_trigger"));
EXPECT_EQ(TracingScenario::State::kRecording,
tracing_scenario.current_state());
base::RunLoop run_loop;
EXPECT_CALL(delegate, OnScenarioIdle(&tracing_scenario))
.WillOnce([&run_loop]() {
run_loop.Quit();
return true;
});
tracing_scenario.Abort();
run_loop.Run();
EXPECT_EQ(TracingScenario::State::kDisabled,
tracing_scenario.current_state());
EXPECT_FALSE(base::trace_event::EmitNamedTrigger("stop_trigger"));
}
TEST_F(TracingScenarioTest, Upload) {
TracingScenarioForTesting tracing_scenario(
ParseScenarioConfigFromText(kDefaultConfig), &delegate);
tracing_scenario.Enable();
EXPECT_CALL(delegate, OnScenarioActive(&tracing_scenario))
.WillOnce(testing::Return(true));
EXPECT_TRUE(base::trace_event::EmitNamedTrigger("start_trigger"));
base::Token trace_uuid = tracing_scenario.GetSessionID();
base::RunLoop run_loop;
EXPECT_CALL(delegate, SaveTrace(&tracing_scenario, trace_uuid, _,
std::string("this is a trace")))
.WillOnce(base::test::RunOnceClosure(run_loop.QuitClosure()));
EXPECT_CALL(delegate, OnScenarioIdle(&tracing_scenario))
.WillOnce(testing::Return(true));
EXPECT_TRUE(base::trace_event::EmitNamedTrigger("upload_trigger"));
run_loop.Run();
EXPECT_EQ(TracingScenario::State::kDisabled,
tracing_scenario.current_state());
}
TEST_F(TracingScenarioTest, StopUpload) {
TracingScenarioForTesting tracing_scenario(
ParseScenarioConfigFromText(kDefaultConfig), &delegate);
tracing_scenario.Enable();
EXPECT_CALL(delegate, OnScenarioActive(&tracing_scenario))
.WillOnce(testing::Return(true));
EXPECT_TRUE(base::trace_event::EmitNamedTrigger("start_trigger"));
base::Token trace_uuid = tracing_scenario.GetSessionID();
base::RunLoop run_loop;
EXPECT_CALL(delegate, SaveTrace(&tracing_scenario, trace_uuid, _,
std::string("this is a trace")))
.WillOnce(base::test::RunOnceClosure(run_loop.QuitClosure()));
EXPECT_CALL(delegate, OnScenarioIdle(&tracing_scenario))
.WillOnce(testing::Return(true));
EXPECT_TRUE(base::trace_event::EmitNamedTrigger("stop_trigger"));
EXPECT_TRUE(base::trace_event::EmitNamedTrigger("upload_trigger"));
run_loop.Run();
EXPECT_EQ(TracingScenario::State::kDisabled,
tracing_scenario.current_state());
}
TEST_F(TracingScenarioTest, NestedUpload) {
TracingScenarioForTesting tracing_scenario(
ParseScenarioConfigFromText(kDefaultConfig), &delegate);
tracing_scenario.Enable();
EXPECT_CALL(delegate, OnScenarioActive(&tracing_scenario))
.WillOnce(testing::Return(true));
EXPECT_TRUE(base::trace_event::EmitNamedTrigger("start_trigger"));
EXPECT_TRUE(base::trace_event::EmitNamedTrigger("nested_start_trigger"));
base::Token trace_uuid = tracing_scenario.GetSessionID();
base::RunLoop run_loop;
EXPECT_CALL(delegate, SaveTrace(&tracing_scenario, trace_uuid, _,
std::string("this is a trace")))
.WillOnce(base::test::RunOnceClosure(run_loop.QuitClosure()));
EXPECT_CALL(delegate, OnScenarioIdle(&tracing_scenario))
.WillOnce(testing::Return(true));
EXPECT_TRUE(base::trace_event::EmitNamedTrigger("nested_upload_trigger"));
run_loop.Run();
EXPECT_EQ(TracingScenario::State::kDisabled,
tracing_scenario.current_state());
}
TEST_F(NestedTracingScenarioTest, Disabled) {
NestedTracingScenarioForTesting tracing_scenario(
ParseNestedScenarioConfigFromText(kDefaultNestedConfig), &delegate);
EXPECT_CALL(delegate, OnNestedScenarioStart(&tracing_scenario)).Times(0);
EXPECT_FALSE(base::trace_event::EmitNamedTrigger("start_trigger"));
tracing_scenario.Enable();
EXPECT_EQ(NestedTracingScenario::State::kEnabled,
tracing_scenario.current_state());
tracing_scenario.Disable();
EXPECT_EQ(NestedTracingScenario::State::kDisabled,
tracing_scenario.current_state());
EXPECT_FALSE(base::trace_event::EmitNamedTrigger("start_trigger"));
}
TEST_F(NestedTracingScenarioTest, StartStop) {
NestedTracingScenarioForTesting tracing_scenario(
ParseNestedScenarioConfigFromText(kDefaultNestedConfig), &delegate);
tracing_scenario.Enable();
EXPECT_EQ(NestedTracingScenario::State::kEnabled,
tracing_scenario.current_state());
EXPECT_CALL(delegate, OnNestedScenarioStart(&tracing_scenario)).Times(1);
EXPECT_TRUE(base::trace_event::EmitNamedTrigger("start_trigger"));
EXPECT_CALL(delegate, OnNestedScenarioStop(&tracing_scenario)).Times(1);
EXPECT_TRUE(base::trace_event::EmitNamedTrigger("stop_trigger"));
EXPECT_EQ(NestedTracingScenario::State::kStopping,
tracing_scenario.current_state());
tracing_scenario.Disable();
EXPECT_EQ(NestedTracingScenario::State::kDisabled,
tracing_scenario.current_state());
}
TEST_F(NestedTracingScenarioTest, Upload) {
NestedTracingScenarioForTesting tracing_scenario(
ParseNestedScenarioConfigFromText(kDefaultNestedConfig), &delegate);
tracing_scenario.Enable();
EXPECT_CALL(delegate, OnNestedScenarioStart(&tracing_scenario)).Times(1);
EXPECT_TRUE(base::trace_event::EmitNamedTrigger("start_trigger"));
EXPECT_CALL(delegate, OnNestedScenarioUpload(&tracing_scenario, _)).Times(1);
EXPECT_TRUE(base::trace_event::EmitNamedTrigger("upload_trigger"));
EXPECT_EQ(NestedTracingScenario::State::kDisabled,
tracing_scenario.current_state());
}
TEST_F(NestedTracingScenarioTest, StopUpload) {
NestedTracingScenarioForTesting tracing_scenario(
ParseNestedScenarioConfigFromText(kDefaultNestedConfig), &delegate);
tracing_scenario.Enable();
EXPECT_CALL(delegate, OnNestedScenarioStart(&tracing_scenario)).Times(1);
EXPECT_TRUE(base::trace_event::EmitNamedTrigger("start_trigger"));
base::RunLoop run_loop;
EXPECT_CALL(delegate, OnNestedScenarioUpload(&tracing_scenario, _))
.WillOnce(base::test::RunOnceClosure(run_loop.QuitClosure()));
EXPECT_CALL(delegate, OnNestedScenarioStop(&tracing_scenario)).Times(1);
EXPECT_TRUE(base::trace_event::EmitNamedTrigger("stop_trigger"));
EXPECT_TRUE(base::trace_event::EmitNamedTrigger("upload_trigger"));
run_loop.Run();
EXPECT_EQ(NestedTracingScenario::State::kDisabled,
tracing_scenario.current_state());
}
} // namespace content