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// 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 "gpu/command_buffer/tests/gl_test_setup_helper.h"
#include "build/build_config.h"
#include "components/viz/test/test_gpu_service_holder.h"
#include "gpu/command_buffer/client/gles2_lib.h"
#include "gpu/command_buffer/tests/gl_test_utils.h"
#include "ui/gl/init/gl_factory.h"
#if BUILDFLAG(IS_OZONE)
#include "ui/ozone/public/ozone_platform.h"
#endif
namespace gpu {
GLTestSetupHelper::GLTestSetupHelper() {
viz::TestGpuServiceHolder::DoNotResetOnTestExit();
testing::TestEventListeners& listeners =
testing::UnitTest::GetInstance()->listeners();
listeners.Append(this);
}
GLTestSetupHelper::~GLTestSetupHelper() {
testing::TestEventListeners& listeners =
testing::UnitTest::GetInstance()->listeners();
CHECK_EQ(this, listeners.Release(this));
}
void GLTestSetupHelper::OnTestStart(const testing::TestInfo& test_info) {
task_environment_ = std::make_unique<base::test::TaskEnvironment>(
base::test::TaskEnvironment::MainThreadType::UI);
#if BUILDFLAG(IS_OZONE)
// Make Ozone run in single-process mode.
ui::OzonePlatform::InitParams params;
params.single_process = true;
// This initialization must be done after TaskEnvironment has
// initialized the UI thread.
ui::OzonePlatform::InitializeForUI(params);
ui::OzonePlatform::InitializeForGPU(params);
#endif // BUILDFLAG(IS_OZONE)
display_ = gpu::GLTestHelper::InitializeGLDefault();
::gles2::Initialize();
}
void GLTestSetupHelper::OnTestEnd(const testing::TestInfo& test_info) {
// Explicitly tear down the gpu-service (if active) before shutting down GL.
// Otherwise the gpu-service tries to access GL during tear-down and causes
// crashes.
viz::TestGpuServiceHolder::ResetInstance();
gl::init::ShutdownGL(display_, /*due_to_fallback=*/false);
display_ = nullptr;
task_environment_ = nullptr;
::gles2::Terminate();
}
} // namespace gpu
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