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// Copyright 2020 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/webshare/win/scoped_share_operation_fake_components.h"
#include <windows.storage.streams.h>
#include <wrl/implements.h>
#include "base/win/com_init_util.h"
#include "base/win/core_winrt_util.h"
#include "base/win/win_util.h"
#include "base/win/windows_version.h"
#include "chrome/browser/webshare/win/fake_data_writer_factory.h"
#include "chrome/browser/webshare/win/fake_storage_file_statics.h"
#include "chrome/browser/webshare/win/fake_uri_runtime_class_factory.h"
#include "chrome/browser/webshare/win/scoped_fake_data_transfer_manager_interop.h"
#include "chrome/browser/webshare/win/share_operation.h"
#include "testing/gtest/include/gtest/gtest-spi.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace webshare {
namespace {
static FakeDataWriterFactory* g_current_fake_data_writer_factory = nullptr;
static FakeStorageFileStatics* g_current_fake_storage_file_statics = nullptr;
static FakeUriRuntimeClassFactory* g_current_fake_uri_runtime_class_factory =
nullptr;
static HRESULT FakeRoGetActivationFactory(HSTRING class_id,
const IID& iid,
void** out_factory) {
void* instance = nullptr;
base::win::ScopedHString class_id_hstring(class_id);
if (class_id_hstring.Get() == RuntimeClass_Windows_Storage_StorageFile) {
instance = g_current_fake_storage_file_statics;
} else if (class_id_hstring.Get() ==
RuntimeClass_Windows_Storage_Streams_DataWriter) {
instance = g_current_fake_data_writer_factory;
} else if (class_id_hstring.Get() == RuntimeClass_Windows_Foundation_Uri) {
instance = g_current_fake_uri_runtime_class_factory;
}
if (!instance) {
NOTREACHED();
}
*out_factory = instance;
reinterpret_cast<IUnknown*>(instance)->AddRef();
return S_OK;
}
} // namespace
ScopedShareOperationFakeComponents::ScopedShareOperationFakeComponents() =
default;
ScopedShareOperationFakeComponents::~ScopedShareOperationFakeComponents() {
g_current_fake_data_writer_factory = nullptr;
g_current_fake_storage_file_statics = nullptr;
g_current_fake_uri_runtime_class_factory = nullptr;
ShareOperation::SetRoGetActivationFactoryFunctionForTesting(
&base::win::RoGetActivationFactory);
}
void ScopedShareOperationFakeComponents::SetUp() {
base::win::AssertComInitialized();
ASSERT_NO_FATAL_FAILURE(scoped_fake_data_transfer_manager_interop_.SetUp());
fake_data_writer_factory_ = Microsoft::WRL::Make<FakeDataWriterFactory>();
fake_storage_file_statics_ = Microsoft::WRL::Make<FakeStorageFileStatics>();
fake_uri_runtime_class_factory_ =
Microsoft::WRL::Make<FakeUriRuntimeClassFactory>();
// Confirm there are no competing instances and set these instances
// for use by the main factory function
ASSERT_EQ(g_current_fake_data_writer_factory, nullptr);
g_current_fake_data_writer_factory = fake_data_writer_factory_.Get();
ASSERT_EQ(g_current_fake_storage_file_statics, nullptr);
g_current_fake_storage_file_statics = fake_storage_file_statics_.Get();
ASSERT_EQ(g_current_fake_uri_runtime_class_factory, nullptr);
g_current_fake_uri_runtime_class_factory =
fake_uri_runtime_class_factory_.Get();
ShareOperation::SetRoGetActivationFactoryFunctionForTesting(
&FakeRoGetActivationFactory);
}
FakeDataTransferManagerInterop&
ScopedShareOperationFakeComponents::fake_data_transfer_manager_interop() {
return scoped_fake_data_transfer_manager_interop_.instance();
}
} // namespace webshare
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