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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_fake_data_transfer_manager_interop.h"
#include <windows.applicationmodel.datatransfer.h>
#include <wrl/implements.h>
#include "base/win/com_init_util.h"
#include "base/win/win_util.h"
#include "chrome/browser/webshare/win/fake_data_transfer_manager_interop.h"
#include "chrome/browser/webshare/win/show_share_ui_for_window_operation.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace webshare {
namespace {
static FakeDataTransferManagerInterop* g_current_fake_interop = nullptr;
static HRESULT FakeRoGetActivationFactory(HSTRING class_id,
const IID& iid,
void** out_factory) {
base::win::ScopedHString class_id_hstring(class_id);
EXPECT_STREQ(
class_id_hstring.Get().data(),
RuntimeClass_Windows_ApplicationModel_DataTransfer_DataTransferManager);
if (g_current_fake_interop == nullptr) {
ADD_FAILURE();
return E_UNEXPECTED;
}
*out_factory = g_current_fake_interop;
g_current_fake_interop->AddRef();
return S_OK;
}
} // namespace
ScopedFakeDataTransferManagerInterop::ScopedFakeDataTransferManagerInterop() =
default;
ScopedFakeDataTransferManagerInterop::~ScopedFakeDataTransferManagerInterop() {
if (set_up_) {
g_current_fake_interop = nullptr;
ShowShareUIForWindowOperation::SetRoGetActivationFactoryFunctionForTesting(
&base::win::RoGetActivationFactory);
}
}
void ScopedFakeDataTransferManagerInterop::SetUp() {
ASSERT_FALSE(set_up_);
base::win::AssertComInitialized();
instance_ = Microsoft::WRL::Make<FakeDataTransferManagerInterop>();
// Confirm there is no competing instance and set this instance
// as the factory for the data_transfer_manager_util
ASSERT_EQ(g_current_fake_interop, nullptr);
g_current_fake_interop = instance_.Get();
ShowShareUIForWindowOperation::SetRoGetActivationFactoryFunctionForTesting(
&FakeRoGetActivationFactory);
set_up_ = true;
}
FakeDataTransferManagerInterop&
ScopedFakeDataTransferManagerInterop::instance() {
EXPECT_TRUE(set_up_);
return *(instance_.Get());
}
} // namespace webshare
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