test/fake_consumer.cc

/*
 * 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/fake_consumer.h"

#include <gtest/gtest.h>
#include <utility>
#include <vector>

#include "perfetto/base/logging.h"
#include "perfetto/trace/test_event.pbzero.h"
#include "perfetto/trace/trace_packet.pbzero.h"
#include "perfetto/traced/traced.h"
#include "perfetto/tracing/core/trace_packet.h"
#include "perfetto/tracing/core/trace_writer.h"

namespace perfetto {

FakeConsumer::FakeConsumer(
    const TraceConfig& trace_config,
    std::function<void(std::vector<TracePacket>, bool)> packet_callback,
    base::TaskRunner* task_runner)
    : packet_callback_(std::move(packet_callback)),
      trace_config_(trace_config),
      task_runner_(task_runner) {}
FakeConsumer::~FakeConsumer() = default;

void FakeConsumer::Connect(const char* socket_name) {
  endpoint_ = ConsumerIPCClient::Connect(socket_name, this, task_runner_);
}

void FakeConsumer::OnConnect() {
  endpoint_->EnableTracing(trace_config_);
}

void FakeConsumer::ReadTraceData() {
  endpoint_->DisableTracing();
  endpoint_->ReadBuffers();
}

void FakeConsumer::OnDisconnect() {
  FAIL() << "Disconnected from service unexpectedly";
}

void FakeConsumer::OnTraceData(std::vector<TracePacket> data, bool has_more) {
  packet_callback_(std::move(data), has_more);
}

void FakeConsumer::BusyWaitReadBuffers() {
  task_runner_->PostDelayedTask(
      std::bind([this]() {
        endpoint_->ReadBuffers();
        task_runner_->PostDelayedTask(
            std::bind([this]() { BusyWaitReadBuffers(); }), 1);
      }),
      1);
}

}  // namespace perfetto