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// Copyright 2019 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/sharing/shared_clipboard/remote_copy_message_handler.h"
#include <map>
#include <string>
#include "base/containers/span.h"
#include "base/functional/callback_helpers.h"
#include "base/strings/utf_string_conversions.h"
#include "base/test/metrics/histogram_tester.h"
#include "base/uuid.h"
#include "build/build_config.h"
#include "chrome/browser/notifications/notification_display_service_tester.h"
#include "chrome/browser/sharing/shared_clipboard/shared_clipboard_test_base.h"
#include "chrome/browser/sharing/sharing_service_factory.h"
#include "chrome/grit/generated_resources.h"
#include "chrome/test/base/testing_profile.h"
#include "components/sharing_message/mock_sharing_service.h"
#include "components/sharing_message/proto/remote_copy_message.pb.h"
#include "components/sharing_message/proto/sharing_message.pb.h"
#include "components/sharing_message/shared_clipboard/remote_copy_handle_message_result.h"
#include "components/sync/protocol/sync_enums.pb.h"
#include "content/public/test/url_loader_interceptor.h"
#include "services/data_decoder/public/cpp/test_support/in_process_data_decoder.h"
#include "third_party/skia/include/core/SkBitmap.h"
#include "ui/base/clipboard/clipboard_monitor.h"
#include "ui/base/clipboard/clipboard_observer.h"
#include "ui/base/l10n/l10n_util.h"
#include "ui/gfx/codec/png_codec.h"
#include "ui/gfx/image/image_unittest_util.h"
#include "ui/gfx/skia_util.h"
#include "ui/message_center/public/cpp/notification.h"
namespace {
const char kText[] = "clipboard text";
const char kEmptyDeviceName[] = "";
const char kDeviceNameInMessage[] = "DeviceNameInMessage";
const char16_t kDeviceNameInMessage16[] = u"DeviceNameInMessage";
const char kTestImageUrl[] = "https://foo.com/image.png";
class ClipboardObserver : public ui::ClipboardObserver {
public:
explicit ClipboardObserver(base::RepeatingClosure callback)
: callback_(callback) {}
ClipboardObserver(const ClipboardObserver&) = delete;
ClipboardObserver& operator=(const ClipboardObserver&) = delete;
~ClipboardObserver() override = default;
// ui::ClipboardObserver:
void OnClipboardDataChanged() override { callback_.Run(); }
private:
base::RepeatingClosure callback_;
};
} // namespace
class RemoteCopyMessageHandlerTest : public SharedClipboardTestBase {
public:
RemoteCopyMessageHandlerTest()
: url_loader_interceptor_(
base::BindRepeating(&RemoteCopyMessageHandlerTest::HandleRequest,
base::Unretained(this))) {}
~RemoteCopyMessageHandlerTest() override = default;
void SetUp() override {
SharedClipboardTestBase::SetUp();
SharingServiceFactory::GetInstance()->SetTestingFactory(
&profile_, base::BindRepeating([](content::BrowserContext* context)
-> std::unique_ptr<KeyedService> {
return std::make_unique<testing::NiceMock<MockSharingService>>();
}));
message_handler_ = std::make_unique<RemoteCopyMessageHandler>(&profile_);
}
protected:
components_sharing_message::SharingMessage CreateMessageWithText(
const std::string& guid,
const std::string& device_name,
const std::string& text) {
components_sharing_message::SharingMessage message =
SharedClipboardTestBase::CreateMessage(guid, device_name);
message.mutable_remote_copy_message()->set_text(text);
return message;
}
components_sharing_message::SharingMessage CreateMessageWithImage(
const std::string& image_url) {
image_url_ = image_url;
image_ = gfx::test::CreateBitmap(10, 20, SK_ColorRED);
components_sharing_message::SharingMessage message =
SharedClipboardTestBase::CreateMessage(
base::Uuid::GenerateRandomV4().AsLowercaseString(),
kDeviceNameInMessage);
message.mutable_remote_copy_message()->set_image_url(image_url);
return message;
}
void SetAllowedOrigin(const std::string& origin) {
message_handler_->set_allowed_origin_for_testing(GURL(origin));
}
// Intercepts network requests.
bool HandleRequest(content::URLLoaderInterceptor::RequestParams* params) {
if (!image_ || params->url_request.url != GURL(image_url_))
return false;
content::URLLoaderInterceptor::WriteResponse(
std::string(), SkBitmapToPNGString(*image_), params->client.get());
return true;
}
static std::string SkBitmapToPNGString(const SkBitmap& bitmap) {
std::optional<std::vector<uint8_t>> png_data =
gfx::PNGCodec::EncodeBGRASkBitmap(bitmap,
/*discard_transparency=*/false);
return std::string(base::as_string_view(png_data.value()));
}
std::unique_ptr<RemoteCopyMessageHandler> message_handler_;
base::HistogramTester histograms_;
content::URLLoaderInterceptor url_loader_interceptor_;
data_decoder::test::InProcessDataDecoder in_process_data_decoder_;
std::string image_url_;
std::optional<SkBitmap> image_;
};
TEST_F(RemoteCopyMessageHandlerTest, NotificationWithoutDeviceName) {
message_handler_->OnMessage(
CreateMessageWithText(base::Uuid::GenerateRandomV4().AsLowercaseString(),
kEmptyDeviceName, kText),
base::DoNothing());
EXPECT_EQ(GetClipboardText(), kText);
EXPECT_EQ(
l10n_util::GetStringUTF16(
IDS_SHARING_REMOTE_COPY_NOTIFICATION_TITLE_TEXT_CONTENT_UNKNOWN_DEVICE),
GetNotification().title());
}
TEST_F(RemoteCopyMessageHandlerTest, NotificationWithDeviceName) {
message_handler_->OnMessage(
CreateMessageWithText(base::Uuid::GenerateRandomV4().AsLowercaseString(),
kDeviceNameInMessage, kText),
base::DoNothing());
EXPECT_EQ(GetClipboardText(), kText);
EXPECT_EQ(l10n_util::GetStringFUTF16(
IDS_SHARING_REMOTE_COPY_NOTIFICATION_TITLE_TEXT_CONTENT,
kDeviceNameInMessage16),
GetNotification().title());
}
TEST_F(RemoteCopyMessageHandlerTest, IsImageSourceAllowed) {
std::string image_url = "https://foo.com/image.png";
std::string image_url_with_subdomain = "https://www.foo.com/image.png";
SetAllowedOrigin("https://foo.com");
EXPECT_TRUE(message_handler_->IsImageSourceAllowed(GURL(image_url)));
EXPECT_TRUE(
message_handler_->IsImageSourceAllowed(GURL(image_url_with_subdomain)));
SetAllowedOrigin("https://bar.com");
EXPECT_FALSE(message_handler_->IsImageSourceAllowed(GURL(image_url)));
SetAllowedOrigin("https://foo.com:80"); // not default port
EXPECT_FALSE(message_handler_->IsImageSourceAllowed(GURL(image_url)));
SetAllowedOrigin("https://foo.com:443"); // default port
EXPECT_TRUE(message_handler_->IsImageSourceAllowed(GURL(image_url)));
}
TEST_F(RemoteCopyMessageHandlerTest, HandleImage) {
SetAllowedOrigin(kTestImageUrl);
base::RunLoop run_loop;
ClipboardObserver observer(run_loop.QuitClosure());
ui::ClipboardMonitor::GetInstance()->AddObserver(&observer);
message_handler_->OnMessage(CreateMessageWithImage(kTestImageUrl),
base::DoNothing());
// Let tasks run until the image is decoded, written to the clipboard and the
// simple notification is shown.
run_loop.Run();
ui::ClipboardMonitor::GetInstance()->RemoveObserver(&observer);
// Expect the image to be in the clipboard now.
SkBitmap image = GetClipboardImage();
EXPECT_TRUE(gfx::BitmapsAreEqual(*image_, image));
// Expect a simple notification.
auto notification = GetNotification();
EXPECT_TRUE(notification.image().IsEmpty());
}
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