chromium/base/test/trace_test_utils.cc

// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/test/trace_test_utils.h"

#include "base/no_destructor.h"
#include "base/task/sequenced_task_runner.h"
#include "base/tracing/perfetto_platform.h"
#include "third_party/perfetto/include/perfetto/tracing/core/data_source_config.h"

namespace base {
namespace test {
namespace {

// A proxy task runner which can be dynamically pointed to route tasks into a
// different task runner.
class RebindableTaskRunner : public base::SequencedTaskRunner { … };

RebindableTaskRunner::RebindableTaskRunner() = default;
RebindableTaskRunner::~RebindableTaskRunner() = default;

bool RebindableTaskRunner::PostDelayedTask(const base::Location& from_here,
                                           base::OnceClosure task,
                                           base::TimeDelta delay) { … }

bool RebindableTaskRunner::PostNonNestableDelayedTask(
    const base::Location& from_here,
    base::OnceClosure task,
    base::TimeDelta delay) { … }

bool RebindableTaskRunner::RunsTasksInCurrentSequence() const { … }

RebindableTaskRunner* GetClientLibTaskRunner() { … }

}  // namespace

TracingEnvironment::TracingEnvironment() { … }

TracingEnvironment::TracingEnvironment(
    TaskEnvironment& task_environment,
    scoped_refptr<SequencedTaskRunner> task_runner)
    : … { … }

TracingEnvironment::~TracingEnvironment() { … }

// static
perfetto::protos::gen::TraceConfig TracingEnvironment::GetDefaultTraceConfig() { … }

}  // namespace test
}  // namespace base