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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 "base/bind.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 "testing/gtest/include/gtest/gtest.h"
#include "third_party/khronos/GLES2/gl2.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).Pass(),
GL_TEXTURE_2D));
// Set the release callback.
int release_call_count = 0;
buffer->set_release_callback(
base::Bind(&Release, base::Unretained(&release_call_count)));
// Acquire a texture mailbox for the contents of the buffer.
cc::TextureMailbox texture_mailbox;
scoped_ptr<cc::SingleReleaseCallback> buffer_release_callback =
buffer->AcquireTextureMailbox(&texture_mailbox);
ASSERT_TRUE(buffer_release_callback);
// Trying to acquire an already in-use buffer should fail.
EXPECT_FALSE(buffer->AcquireTextureMailbox(&texture_mailbox));
// Release buffer.
buffer_release_callback->Run(gpu::SyncToken(), false);
// Release() should have been called exactly once.
ASSERT_EQ(release_call_count, 1);
}
} // namespace
} // namespace exo
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