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// Copyright 2024 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/ash/arc/tracing/test/overview_tracing_test_base.h"
#include "ash/constants/ash_switches.h"
#include "base/test/test_file_util.h"
#include "chrome/browser/ash/arc/tracing/test/overview_tracing_test_handler.h"
#include "chrome/test/base/testing_profile.h"
#include "components/exo/surface.h"
#include "components/exo/wm_helper.h"
#include "content/public/test/browser_task_environment.h"
namespace arc {
OverviewTracingTestBase::OverviewTracingTestBase()
: ash::AshTestBase(std::unique_ptr<base::test::TaskEnvironment>(
std::make_unique<content::BrowserTaskEnvironment>(
base::test::TaskEnvironment::TimeSource::MOCK_TIME))) {}
OverviewTracingTestBase::~OverviewTracingTestBase() = default;
void OverviewTracingTestBase::SetUp() {
ash::AshTestBase::SetUp();
profile_ = std::make_unique<TestingProfile>();
arc_app_test_.SetUp(profile_.get());
// WMHelper constructor sets a global instance which the Handler constructor
// requires.
wm_helper_ = std::make_unique<exo::WMHelper>();
download_path_ = base::GetTempDirForTesting();
base::CommandLine::ForCurrentProcess()->AppendSwitch(
ash::switches::kEnableArcVm);
saved_tz_.reset(icu::TimeZone::createDefault());
}
// static
void OverviewTracingTestBase::SetTimeZone(const char* name) {
std::unique_ptr<icu::TimeZone> tz{icu::TimeZone::createTimeZone(name)};
icu::TimeZone::setDefault(*tz);
}
void OverviewTracingTestBase::TearDown() {
icu::TimeZone::setDefault(*saved_tz_);
wm_helper_.reset();
arc_app_test_.TearDown();
profile_.reset();
ash::AshTestBase::TearDown();
}
void OverviewTracingTestBase::CommitAndPresentFrames(
arc::OverviewTracingTestHandler* handler,
exo::Surface* surface,
int count,
base::TimeDelta delta) {
for (int i = 0; i < count; i++) {
surface->Commit();
std::list<exo::Surface::FrameCallback> frame_callbacks;
std::list<exo::Surface::PresentationCallback> presentation_callbacks;
surface->AppendSurfaceHierarchyCallbacks(&frame_callbacks,
&presentation_callbacks);
gfx::PresentationFeedback feedback(handler->SystemTicksNow(),
/*interval=*/base::TimeDelta(),
/*flags=*/0);
for (auto& cb : presentation_callbacks) {
cb.Run(feedback);
}
FastForwardClockAndTaskQueue(handler, delta);
}
}
void OverviewTracingTestBase::FastForwardClockAndTaskQueue(
arc::OverviewTracingTestHandler* handler,
base::TimeDelta delta) {
handler->set_now(handler->Now() + delta);
task_environment()->FastForwardBy(delta);
}
} // namespace arc
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