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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/tracing/test/mock_producer.h"
#include "perfetto/tracing/core/data_source_config.h"
#include "perfetto/tracing/core/data_source_descriptor.h"
#include "perfetto/tracing/core/trace_writer.h"
#include "src/base/test/test_task_runner.h"
using ::testing::_;
using ::testing::Eq;
using ::testing::Invoke;
using ::testing::InvokeWithoutArgs;
using ::testing::Property;
namespace perfetto {
MockProducer::MockProducer(base::TestTaskRunner* task_runner)
: task_runner_(task_runner) {}
MockProducer::~MockProducer() {
if (!service_endpoint_)
return;
static int i = 0;
auto checkpoint_name = "on_producer_disconnect_" + std::to_string(i++);
auto on_disconnect = task_runner_->CreateCheckpoint(checkpoint_name);
EXPECT_CALL(*this, OnDisconnect()).WillOnce(Invoke(on_disconnect));
service_endpoint_.reset();
task_runner_->RunUntilCheckpoint(checkpoint_name);
}
void MockProducer::Connect(TracingService* svc,
const std::string& producer_name,
uid_t uid,
size_t shared_memory_size_hint_bytes) {
producer_name_ = producer_name;
service_endpoint_ =
svc->ConnectProducer(this, uid, producer_name,
shared_memory_size_hint_bytes, /*in_process=*/true);
auto checkpoint_name = "on_producer_connect_" + producer_name;
auto on_connect = task_runner_->CreateCheckpoint(checkpoint_name);
EXPECT_CALL(*this, OnConnect()).WillOnce(Invoke(on_connect));
task_runner_->RunUntilCheckpoint(checkpoint_name);
}
void MockProducer::RegisterDataSource(const std::string& name,
bool ack_stop,
bool ack_start,
bool handle_incremental_state_clear) {
DataSourceDescriptor ds_desc;
ds_desc.set_name(name);
ds_desc.set_will_notify_on_stop(ack_stop);
ds_desc.set_will_notify_on_start(ack_start);
ds_desc.set_handles_incremental_state_clear(handle_incremental_state_clear);
service_endpoint_->RegisterDataSource(ds_desc);
}
void MockProducer::UnregisterDataSource(const std::string& name) {
service_endpoint_->UnregisterDataSource(name);
}
void MockProducer::RegisterTraceWriter(uint32_t writer_id,
uint32_t target_buffer) {
service_endpoint_->RegisterTraceWriter(writer_id, target_buffer);
}
void MockProducer::UnregisterTraceWriter(uint32_t writer_id) {
service_endpoint_->UnregisterTraceWriter(writer_id);
}
void MockProducer::WaitForTracingSetup() {
static int i = 0;
auto checkpoint_name =
"on_shmem_initialized_" + producer_name_ + "_" + std::to_string(i++);
auto on_tracing_enabled = task_runner_->CreateCheckpoint(checkpoint_name);
EXPECT_CALL(*this, OnTracingSetup()).WillOnce(Invoke(on_tracing_enabled));
task_runner_->RunUntilCheckpoint(checkpoint_name);
}
void MockProducer::WaitForDataSourceSetup(const std::string& name) {
static int i = 0;
auto checkpoint_name = "on_ds_setup_" + name + "_" + std::to_string(i++);
auto on_ds_start = task_runner_->CreateCheckpoint(checkpoint_name);
EXPECT_CALL(*this,
SetupDataSource(_, Property(&DataSourceConfig::name, Eq(name))))
.WillOnce(Invoke([on_ds_start, this](DataSourceInstanceID ds_id,
const DataSourceConfig& cfg) {
EXPECT_FALSE(data_source_instances_.count(cfg.name()));
auto target_buffer = static_cast<BufferID>(cfg.target_buffer());
auto session_id =
static_cast<TracingSessionID>(cfg.tracing_session_id());
data_source_instances_.emplace(
cfg.name(), EnabledDataSource{ds_id, target_buffer, session_id});
on_ds_start();
}));
task_runner_->RunUntilCheckpoint(checkpoint_name);
}
void MockProducer::WaitForDataSourceStart(const std::string& name) {
static int i = 0;
auto checkpoint_name = "on_ds_start_" + name + "_" + std::to_string(i++);
auto on_ds_start = task_runner_->CreateCheckpoint(checkpoint_name);
EXPECT_CALL(*this,
StartDataSource(_, Property(&DataSourceConfig::name, Eq(name))))
.WillOnce(Invoke([on_ds_start, this](DataSourceInstanceID ds_id,
const DataSourceConfig& cfg) {
// The data source might have been seen already through
// WaitForDataSourceSetup().
if (data_source_instances_.count(cfg.name()) == 0) {
auto target_buffer = static_cast<BufferID>(cfg.target_buffer());
auto session_id =
static_cast<TracingSessionID>(cfg.tracing_session_id());
data_source_instances_.emplace(
cfg.name(), EnabledDataSource{ds_id, target_buffer, session_id});
}
on_ds_start();
}));
task_runner_->RunUntilCheckpoint(checkpoint_name);
}
void MockProducer::WaitForDataSourceStop(const std::string& name) {
static int i = 0;
auto checkpoint_name = "on_ds_stop_" + name + "_" + std::to_string(i++);
auto on_ds_stop = task_runner_->CreateCheckpoint(checkpoint_name);
ASSERT_EQ(1u, data_source_instances_.count(name));
DataSourceInstanceID ds_id = data_source_instances_[name].id;
EXPECT_CALL(*this, StopDataSource(ds_id))
.WillOnce(InvokeWithoutArgs(on_ds_stop));
task_runner_->RunUntilCheckpoint(checkpoint_name);
data_source_instances_.erase(name);
}
std::unique_ptr<TraceWriter> MockProducer::CreateTraceWriter(
const std::string& data_source_name) {
PERFETTO_DCHECK(data_source_instances_.count(data_source_name));
BufferID buf_id = data_source_instances_[data_source_name].target_buffer;
return service_endpoint_->CreateTraceWriter(buf_id);
}
void MockProducer::WaitForFlush(TraceWriter* writer_to_flush, bool reply) {
std::vector<TraceWriter*> writers;
if (writer_to_flush)
writers.push_back(writer_to_flush);
WaitForFlush(writers, reply);
}
void MockProducer::WaitForFlush(std::vector<TraceWriter*> writers_to_flush,
bool reply) {
auto& expected_call = EXPECT_CALL(*this, Flush(_, _, _));
expected_call.WillOnce(Invoke(
[this, writers_to_flush, reply](FlushRequestID flush_req_id,
const DataSourceInstanceID*, size_t) {
for (auto* writer : writers_to_flush)
writer->Flush();
if (reply)
service_endpoint_->NotifyFlushComplete(flush_req_id);
}));
}
DataSourceInstanceID MockProducer::GetDataSourceInstanceId(
const std::string& name) {
auto it = data_source_instances_.find(name);
return it == data_source_instances_.end() ? 0 : it->second.id;
}
const MockProducer::EnabledDataSource* MockProducer::GetDataSourceInstance(
const std::string& name) {
auto it = data_source_instances_.find(name);
return it == data_source_instances_.end() ? nullptr : &it->second;
}
} // namespace perfetto
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