Move components/display_compositor to components/viz/display_compositor

components/display_compositor/host_shared_bitmap_manager_unittest.cc

-// Copyright (c) 2013 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 <stddef.h>
-#include <string.h>
-
-#include "components/display_compositor/host_shared_bitmap_manager.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-namespace display_compositor {
-namespace {
-
-class HostSharedBitmapManagerTest : public testing::Test {
- protected:
-  void SetUp() override { manager_.reset(new HostSharedBitmapManager()); }
-  std::unique_ptr<HostSharedBitmapManager> manager_;
-};
-
-TEST_F(HostSharedBitmapManagerTest, TestCreate) {
-  gfx::Size bitmap_size(1, 1);
-  size_t size_in_bytes;
-  EXPECT_TRUE(cc::SharedBitmap::SizeInBytes(bitmap_size, &size_in_bytes));
-  std::unique_ptr<base::SharedMemory> bitmap(new base::SharedMemory());
-  bitmap->CreateAndMapAnonymous(size_in_bytes);
-  memset(bitmap->memory(), 0xff, size_in_bytes);
-  cc::SharedBitmapId id = cc::SharedBitmap::GenerateId();
-
-  HostSharedBitmapManagerClient client(manager_.get());
-  base::SharedMemoryHandle handle = bitmap->handle().Duplicate();
-  client.ChildAllocatedSharedBitmap(size_in_bytes, handle, id);
-
-  std::unique_ptr<cc::SharedBitmap> large_bitmap;
-  large_bitmap = manager_->GetSharedBitmapFromId(gfx::Size(1024, 1024), id);
-  EXPECT_TRUE(large_bitmap.get() == NULL);
-
-  std::unique_ptr<cc::SharedBitmap> very_large_bitmap;
-  very_large_bitmap =
-      manager_->GetSharedBitmapFromId(gfx::Size(1, (1 << 30) | 1), id);
-  EXPECT_TRUE(very_large_bitmap.get() == NULL);
-
-  std::unique_ptr<cc::SharedBitmap> negative_size_bitmap;
-  negative_size_bitmap =
-      manager_->GetSharedBitmapFromId(gfx::Size(-1, 1024), id);
-  EXPECT_TRUE(negative_size_bitmap.get() == NULL);
-
-  cc::SharedBitmapId id2 = cc::SharedBitmap::GenerateId();
-  std::unique_ptr<cc::SharedBitmap> invalid_bitmap;
-  invalid_bitmap = manager_->GetSharedBitmapFromId(bitmap_size, id2);
-  EXPECT_TRUE(invalid_bitmap.get() == NULL);
-
-  std::unique_ptr<cc::SharedBitmap> shared_bitmap;
-  shared_bitmap = manager_->GetSharedBitmapFromId(bitmap_size, id);
-  ASSERT_TRUE(shared_bitmap.get() != NULL);
-  EXPECT_EQ(memcmp(shared_bitmap->pixels(), bitmap->memory(), 4), 0);
-
-  std::unique_ptr<cc::SharedBitmap> large_bitmap2;
-  large_bitmap2 = manager_->GetSharedBitmapFromId(gfx::Size(1024, 1024), id);
-  EXPECT_TRUE(large_bitmap2.get() == NULL);
-
-  std::unique_ptr<cc::SharedBitmap> shared_bitmap2;
-  shared_bitmap2 = manager_->GetSharedBitmapFromId(bitmap_size, id);
-  EXPECT_TRUE(shared_bitmap2->pixels() == shared_bitmap->pixels());
-  shared_bitmap2.reset();
-  EXPECT_EQ(memcmp(shared_bitmap->pixels(), bitmap->memory(), size_in_bytes),
-            0);
-
-  client.DidDeleteSharedBitmap(id);
-
-  memset(bitmap->memory(), 0, size_in_bytes);
-
-  EXPECT_EQ(memcmp(shared_bitmap->pixels(), bitmap->memory(), size_in_bytes),
-            0);
-  bitmap.reset();
-  shared_bitmap.reset();
-}
-
-TEST_F(HostSharedBitmapManagerTest, RemoveProcess) {
-  gfx::Size bitmap_size(1, 1);
-  size_t size_in_bytes;
-  EXPECT_TRUE(cc::SharedBitmap::SizeInBytes(bitmap_size, &size_in_bytes));
-  std::unique_ptr<base::SharedMemory> bitmap(new base::SharedMemory());
-  bitmap->CreateAndMapAnonymous(size_in_bytes);
-  memset(bitmap->memory(), 0xff, size_in_bytes);
-  cc::SharedBitmapId id = cc::SharedBitmap::GenerateId();
-
-  std::unique_ptr<HostSharedBitmapManagerClient> client(
-      new HostSharedBitmapManagerClient(manager_.get()));
-  base::SharedMemoryHandle handle = bitmap->handle().Duplicate();
-  client->ChildAllocatedSharedBitmap(size_in_bytes, handle, id);
-
-  std::unique_ptr<cc::SharedBitmap> shared_bitmap;
-  shared_bitmap = manager_->GetSharedBitmapFromId(bitmap_size, id);
-  ASSERT_TRUE(shared_bitmap.get() != NULL);
-
-  EXPECT_EQ(1u, manager_->AllocatedBitmapCount());
-  client.reset();
-  EXPECT_EQ(0u, manager_->AllocatedBitmapCount());
-
-  std::unique_ptr<cc::SharedBitmap> shared_bitmap2;
-  shared_bitmap2 = manager_->GetSharedBitmapFromId(bitmap_size, id);
-  EXPECT_TRUE(shared_bitmap2.get() == NULL);
-  EXPECT_EQ(memcmp(shared_bitmap->pixels(), bitmap->memory(), size_in_bytes),
-            0);
-
-  shared_bitmap.reset();
-}
-
-TEST_F(HostSharedBitmapManagerTest, AddDuplicate) {
-  gfx::Size bitmap_size(1, 1);
-  size_t size_in_bytes;
-  EXPECT_TRUE(cc::SharedBitmap::SizeInBytes(bitmap_size, &size_in_bytes));
-  std::unique_ptr<base::SharedMemory> bitmap(new base::SharedMemory());
-  bitmap->CreateAndMapAnonymous(size_in_bytes);
-  memset(bitmap->memory(), 0xff, size_in_bytes);
-  cc::SharedBitmapId id = cc::SharedBitmap::GenerateId();
-  HostSharedBitmapManagerClient client(manager_.get());
-
-  base::SharedMemoryHandle handle = bitmap->handle().Duplicate();
-  client.ChildAllocatedSharedBitmap(size_in_bytes, handle, id);
-
-  std::unique_ptr<base::SharedMemory> bitmap2(new base::SharedMemory());
-  bitmap2->CreateAndMapAnonymous(size_in_bytes);
-  memset(bitmap2->memory(), 0x00, size_in_bytes);
-
-  client.ChildAllocatedSharedBitmap(size_in_bytes, bitmap2->handle(), id);
-
-  std::unique_ptr<cc::SharedBitmap> shared_bitmap;
-  shared_bitmap = manager_->GetSharedBitmapFromId(bitmap_size, id);
-  ASSERT_TRUE(shared_bitmap.get() != NULL);
-  EXPECT_EQ(memcmp(shared_bitmap->pixels(), bitmap->memory(), size_in_bytes),
-            0);
-  client.DidDeleteSharedBitmap(id);
-}
-
-}  // namespace
-}  // namespace display_compositor