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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 "test/test_helper.h"
#include "perfetto/ext/tracing/core/trace_packet.h"
#include "perfetto/ext/tracing/ipc/default_socket.h"
#include "perfetto/tracing/core/tracing_service_state.h"
#include "protos/perfetto/trace/trace_packet.pbzero.h"
namespace perfetto {
uint64_t TestHelper::next_instance_num_ = 0;
// If we're building on Android and starting the daemons ourselves,
// create the sockets in a world-writable location.
#if PERFETTO_BUILDFLAG(PERFETTO_OS_ANDROID) && \
PERFETTO_BUILDFLAG(PERFETTO_START_DAEMONS)
#define TEST_PRODUCER_SOCK_NAME "/data/local/tmp/traced_producer"
#define TEST_CONSUMER_SOCK_NAME "/data/local/tmp/traced_consumer"
#else
#define TEST_PRODUCER_SOCK_NAME ::perfetto::GetProducerSocket()
#define TEST_CONSUMER_SOCK_NAME ::perfetto::GetConsumerSocket()
#endif
TestHelper::TestHelper(base::TestTaskRunner* task_runner)
: instance_num_(next_instance_num_++),
task_runner_(task_runner),
service_thread_(TEST_PRODUCER_SOCK_NAME, TEST_CONSUMER_SOCK_NAME),
fake_producer_thread_(TEST_PRODUCER_SOCK_NAME,
WrapTask(CreateCheckpoint("producer.connect")),
WrapTask(CreateCheckpoint("producer.setup")),
WrapTask(CreateCheckpoint("producer.enabled"))) {}
void TestHelper::OnConnect() {
std::move(on_connect_callback_)();
}
void TestHelper::OnDisconnect() {
PERFETTO_FATAL("Consumer unexpectedly disconnected from the service");
}
void TestHelper::OnTracingDisabled(const std::string& /*error*/) {
std::move(on_stop_tracing_callback_)();
}
void TestHelper::OnTraceData(std::vector<TracePacket> packets, bool has_more) {
for (auto& encoded_packet : packets) {
protos::gen::TracePacket packet;
PERFETTO_CHECK(
packet.ParseFromString(encoded_packet.GetRawBytesForTesting()));
full_trace_.push_back(packet);
if (packet.has_clock_snapshot() || packet.has_trace_config() ||
packet.has_trace_stats() || !packet.synchronization_marker().empty() ||
packet.has_system_info() || packet.has_service_event()) {
continue;
}
PERFETTO_CHECK(packet.has_trusted_uid());
trace_.push_back(std::move(packet));
}
if (!has_more) {
std::move(on_packets_finished_callback_)();
}
}
void TestHelper::StartService() {
service_thread_.Start();
}
void TestHelper::StartServiceIfRequired() {
#if PERFETTO_BUILDFLAG(PERFETTO_START_DAEMONS)
StartService();
#endif
}
FakeProducer* TestHelper::ConnectFakeProducer() {
fake_producer_thread_.Connect();
// This will wait until the service has seen the RegisterDataSource() call
// (because of the Sync() in FakeProducer::OnConnect()).
RunUntilCheckpoint("producer.connect");
return fake_producer_thread_.producer();
}
void TestHelper::ConnectConsumer() {
cur_consumer_num_++;
on_connect_callback_ = CreateCheckpoint("consumer.connected." +
std::to_string(cur_consumer_num_));
endpoint_ =
ConsumerIPCClient::Connect(TEST_CONSUMER_SOCK_NAME, this, task_runner_);
}
void TestHelper::DetachConsumer(const std::string& key) {
on_detach_callback_ = CreateCheckpoint("detach." + key);
endpoint_->Detach(key);
RunUntilCheckpoint("detach." + key);
endpoint_.reset();
}
bool TestHelper::AttachConsumer(const std::string& key) {
bool success = false;
auto checkpoint = CreateCheckpoint("attach." + key);
on_attach_callback_ = [&success, checkpoint](bool s) {
success = s;
checkpoint();
};
endpoint_->Attach(key);
RunUntilCheckpoint("attach." + key);
return success;
}
void TestHelper::CreateProducerProvidedSmb() {
fake_producer_thread_.CreateProducerProvidedSmb();
}
bool TestHelper::IsShmemProvidedByProducer() {
return fake_producer_thread_.producer()->IsShmemProvidedByProducer();
}
void TestHelper::ProduceStartupEventBatch(
const protos::gen::TestConfig& config) {
auto on_data_written = CreateCheckpoint("startup_data_written");
fake_producer_thread_.ProduceStartupEventBatch(config,
WrapTask(on_data_written));
RunUntilCheckpoint("startup_data_written");
}
void TestHelper::StartTracing(const TraceConfig& config,
base::ScopedFile file) {
trace_.clear();
on_stop_tracing_callback_ = CreateCheckpoint("stop.tracing");
endpoint_->EnableTracing(config, std::move(file));
}
void TestHelper::DisableTracing() {
endpoint_->DisableTracing();
}
void TestHelper::FlushAndWait(uint32_t timeout_ms) {
static int flush_num = 0;
std::string checkpoint_name = "flush." + std::to_string(flush_num++);
auto checkpoint = CreateCheckpoint(checkpoint_name);
endpoint_->Flush(timeout_ms, [checkpoint](bool) { checkpoint(); });
RunUntilCheckpoint(checkpoint_name, timeout_ms + 1000);
}
void TestHelper::ReadData(uint32_t read_count) {
on_packets_finished_callback_ =
CreateCheckpoint("readback.complete." + std::to_string(read_count));
endpoint_->ReadBuffers();
}
void TestHelper::WaitForConsumerConnect() {
RunUntilCheckpoint("consumer.connected." + std::to_string(cur_consumer_num_));
}
void TestHelper::WaitForProducerSetup() {
RunUntilCheckpoint("producer.setup");
}
void TestHelper::WaitForProducerEnabled() {
RunUntilCheckpoint("producer.enabled");
}
void TestHelper::WaitForTracingDisabled(uint32_t timeout_ms) {
RunUntilCheckpoint("stop.tracing", timeout_ms);
}
void TestHelper::WaitForReadData(uint32_t read_count, uint32_t timeout_ms) {
RunUntilCheckpoint("readback.complete." + std::to_string(read_count),
timeout_ms);
}
void TestHelper::SyncAndWaitProducer() {
static int sync_id = 0;
std::string checkpoint_name = "producer_sync_" + std::to_string(++sync_id);
auto checkpoint = CreateCheckpoint(checkpoint_name);
fake_producer_thread_.producer()->Sync(
[this, &checkpoint] { task_runner_->PostTask(checkpoint); });
RunUntilCheckpoint(checkpoint_name);
}
TracingServiceState TestHelper::QueryServiceStateAndWait() {
TracingServiceState res;
auto checkpoint = CreateCheckpoint("query_svc_state");
auto callback = [&checkpoint, &res](bool, const TracingServiceState& tss) {
res = tss;
checkpoint();
};
endpoint_->QueryServiceState(callback);
RunUntilCheckpoint("query_svc_state");
return res;
}
std::function<void()> TestHelper::WrapTask(
const std::function<void()>& function) {
return [this, function] { task_runner_->PostTask(function); };
}
void TestHelper::OnDetach(bool) {
if (on_detach_callback_)
std::move(on_detach_callback_)();
}
void TestHelper::OnAttach(bool success, const TraceConfig&) {
if (on_attach_callback_)
std::move(on_attach_callback_)(success);
}
void TestHelper::OnTraceStats(bool, const TraceStats&) {}
void TestHelper::OnObservableEvents(const ObservableEvents&) {}
// static
const char* TestHelper::GetConsumerSocketName() {
return TEST_CONSUMER_SOCK_NAME;
}
// static
const char* TestHelper::GetProducerSocketName() {
return TEST_PRODUCER_SOCK_NAME;
}
} // namespace perfetto