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// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <GLES2/gl2extchromium.h>
#include "base/bind.h"
#include "cc/output/context_provider.h"
#include "cc/resources/single_release_callback.h"
#include "components/exo/buffer.h"
#include "components/exo/surface.h"
#include "components/exo/test/exo_test_base.h"
#include "components/exo/test/exo_test_helper.h"
#include "gpu/command_buffer/client/gles2_interface.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/khronos/GLES2/gl2.h"
#include "ui/aura/env.h"
#include "ui/compositor/compositor.h"
#include "ui/gfx/gpu_memory_buffer.h"
namespace exo {
namespace {
using BufferTest = test::ExoTestBase;
void Release(int* release_call_count) {
(*release_call_count)++;
}
TEST_F(BufferTest, ReleaseCallback) {
gfx::Size buffer_size(256, 256);
scoped_ptr<Buffer> buffer(new Buffer(
exo_test_helper()->CreateGpuMemoryBuffer(buffer_size), GL_TEXTURE_2D));
// Set the release callback.
int release_call_count = 0;
buffer->set_release_callback(
base::Bind(&Release, base::Unretained(&release_call_count)));
// Produce a texture mailbox for the contents of the buffer.
cc::TextureMailbox texture_mailbox;
scoped_ptr<cc::SingleReleaseCallback> buffer_release_callback =
buffer->ProduceTextureMailbox(&texture_mailbox);
ASSERT_TRUE(buffer_release_callback);
// Release buffer.
buffer_release_callback->Run(gpu::SyncToken(), false);
// Release() should have been called exactly once.
ASSERT_EQ(release_call_count, 1);
}
TEST_F(BufferTest, IsLost) {
gfx::Size buffer_size(256, 256);
scoped_ptr<Buffer> buffer(new Buffer(
exo_test_helper()->CreateGpuMemoryBuffer(buffer_size), GL_TEXTURE_2D));
// Acquire a texture mailbox for the contents of the buffer.
cc::TextureMailbox texture_mailbox;
scoped_ptr<cc::SingleReleaseCallback> buffer_release_callback =
buffer->ProduceTextureMailbox(&texture_mailbox);
ASSERT_TRUE(buffer_release_callback);
scoped_refptr<cc::ContextProvider> context_provider =
aura::Env::GetInstance()
->context_factory()
->SharedMainThreadContextProvider();
if (context_provider) {
gpu::gles2::GLES2Interface* gles2 = context_provider->ContextGL();
gles2->LoseContextCHROMIUM(GL_GUILTY_CONTEXT_RESET_ARB,
GL_INNOCENT_CONTEXT_RESET_ARB);
}
// Release buffer.
bool is_lost = true;
buffer_release_callback->Run(gpu::SyncToken(), is_lost);
// Producing a new texture mailbox for the contents of the buffer.
buffer_release_callback = buffer->ProduceTextureMailbox(&texture_mailbox);
ASSERT_TRUE(buffer_release_callback);
// Release buffer.
buffer_release_callback->Run(gpu::SyncToken(), false);
}
} // namespace
} // namespace exo
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