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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 <memory>
#include <tuple>
#include <utility>
#include <vector>
#include "base/strings/utf_string_conversions.h"
#include "base/test/mock_callback.h"
#include "chrome/browser/media/webrtc/desktop_media_picker.h"
#include "chrome/browser/media/webrtc/desktop_media_picker_controller.h"
#include "chrome/browser/media/webrtc/desktop_media_picker_factory_impl.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
using testing::_;
using testing::AnyNumber;
using testing::ByMove;
using testing::InvokeArgument;
using testing::Ne;
using testing::Return;
using testing::ReturnRef;
using testing::WithArg;
namespace {
DesktopMediaList::WebContentsFilter GetDefaultFilter() {
return base::BindRepeating(
[](content::WebContents* web_contents) { return true; });
}
} // namespace
class MockDesktopMediaPicker : public DesktopMediaPicker {
public:
MOCK_METHOD3(Show,
void(const Params& params,
std::vector<std::unique_ptr<DesktopMediaList>> source_lists,
DoneCallback done_callback));
};
class MockDesktopMediaList : public DesktopMediaList {
public:
MOCK_METHOD(void, SetUpdatePeriod, (base::TimeDelta period));
MOCK_METHOD(void, SetThumbnailSize, (const gfx::Size& thumbnail_size));
MOCK_METHOD(void, SetViewDialogWindowId, (content::DesktopMediaID dialog_id));
MOCK_METHOD(void, StartUpdating, (DesktopMediaListObserver * observer));
MOCK_METHOD(void, Update, (UpdateCallback callback));
MOCK_METHOD(void,
SetPreviewedSource,
(const std::optional<content::DesktopMediaID>& id));
MOCK_METHOD(int, GetSourceCount, (), (const));
MOCK_METHOD(Source&, GetSource, (int), (const));
MOCK_METHOD(DesktopMediaList::Type, GetMediaListType, (), (const));
MOCK_METHOD(bool, IsSourceListDelegated, (), (const));
MOCK_METHOD(void, ClearDelegatedSourceListSelection, ());
MOCK_METHOD(void, FocusList, ());
MOCK_METHOD(void, HideList, ());
MOCK_METHOD(void, ShowDelegatedList, ());
};
class MockDesktopMediaPickerFactory : public DesktopMediaPickerFactory {
public:
MOCK_METHOD(std::unique_ptr<DesktopMediaPicker>,
CreatePicker,
(const content::MediaStreamRequest*),
(override));
MOCK_METHOD(std::vector<std::unique_ptr<DesktopMediaList>>,
CreateMediaList,
(const std::vector<DesktopMediaList::Type>&,
content::WebContents*,
DesktopMediaList::WebContentsFilter));
};
class DesktopMediaPickerControllerTest : public testing::Test {
public:
void SetUp() override {
ON_CALL(factory_, CreatePicker).WillByDefault([this]() {
return std::unique_ptr<DesktopMediaPicker>(std::move(picker_));
});
ON_CALL(factory_, CreateMediaList)
.WillByDefault([this](const auto& types,
content::WebContents* web_contents,
DesktopMediaList::WebContentsFilter
includable_web_contents_filter) {
std::vector<std::unique_ptr<DesktopMediaList>> lists;
lists.push_back(std::move(media_list_));
return lists;
});
}
protected:
DesktopMediaPickerController::Params picker_params_{
DesktopMediaPickerController::Params::RequestSource::kUnknown};
base::MockCallback<DesktopMediaPickerController::DoneCallback> done_;
std::vector<DesktopMediaList::Type> source_types_{
DesktopMediaList::Type::kScreen};
content::DesktopMediaID media_id_{content::DesktopMediaID::TYPE_SCREEN, 42};
std::unique_ptr<MockDesktopMediaPicker> picker_ =
std::make_unique<MockDesktopMediaPicker>();
std::unique_ptr<MockDesktopMediaList> media_list_ =
std::make_unique<MockDesktopMediaList>();
MockDesktopMediaPickerFactory factory_;
};
// Test that the picker dialog is shown and the selected media ID is returned.
TEST_F(DesktopMediaPickerControllerTest, ShowPicker) {
auto filter = GetDefaultFilter();
EXPECT_CALL(factory_, CreatePicker(nullptr));
EXPECT_CALL(factory_, CreateMediaList(source_types_, nullptr, filter));
EXPECT_CALL(done_, Run("", media_id_));
EXPECT_CALL(*picker_, Show)
.WillOnce(WithArg<2>([&](DesktopMediaPicker::DoneCallback cb) {
std::move(cb).Run(media_id_);
}));
EXPECT_CALL(*media_list_, Update).Times(0);
DesktopMediaPickerController controller(&factory_);
controller.Show(picker_params_, source_types_, filter, done_.Get());
}
// Test that a null result is returned in response to WebContentsDestroyed().
TEST_F(DesktopMediaPickerControllerTest, WebContentsDestroyed) {
auto filter = GetDefaultFilter();
EXPECT_CALL(factory_, CreatePicker(nullptr));
EXPECT_CALL(factory_, CreateMediaList(source_types_, nullptr, filter));
EXPECT_CALL(done_, Run("", content::DesktopMediaID()));
EXPECT_CALL(*picker_, Show);
DesktopMediaPickerController controller(&factory_);
controller.Show(picker_params_, source_types_, filter, done_.Get());
controller.WebContentsDestroyed();
}
// Test that the picker dialog can be bypassed.
TEST_F(DesktopMediaPickerControllerTest, ShowSingleScreen) {
auto filter = GetDefaultFilter();
picker_params_.select_only_screen = true;
DesktopMediaList::Source source;
source.id = media_id_;
source.name = u"fake name";
EXPECT_CALL(factory_, CreatePicker(nullptr)).Times(0);
EXPECT_CALL(factory_, CreateMediaList(source_types_, nullptr, filter));
EXPECT_CALL(done_, Run("", source.id));
EXPECT_CALL(*picker_, Show).Times(0);
EXPECT_CALL(*media_list_, Update)
.WillOnce(
[](DesktopMediaList::UpdateCallback cb) { std::move(cb).Run(); });
EXPECT_CALL(*media_list_, GetSourceCount)
.Times(AnyNumber())
.WillRepeatedly(Return(1));
EXPECT_CALL(*media_list_, GetSource(0))
.Times(AnyNumber())
.WillRepeatedly(ReturnRef(source));
DesktopMediaPickerController controller(&factory_);
controller.Show(picker_params_, source_types_, filter, done_.Get());
}
// Test that an error is reported when no sources are found.
TEST_F(DesktopMediaPickerControllerTest, EmptySourceList) {
EXPECT_CALL(factory_, CreateMediaList)
.WillOnce(
Return(ByMove(std::vector<std::unique_ptr<DesktopMediaList>>())));
EXPECT_CALL(done_, Run(Ne(""), content::DesktopMediaID()));
DesktopMediaPickerController controller(&factory_);
controller.Show(picker_params_, source_types_, GetDefaultFilter(),
done_.Get());
}
// Test that an error is reported when no picker can be created.
TEST_F(DesktopMediaPickerControllerTest, NoPicker) {
EXPECT_CALL(factory_, CreatePicker)
.WillOnce(Return(ByMove(std::unique_ptr<DesktopMediaPicker>())));
EXPECT_CALL(done_, Run(Ne(""), content::DesktopMediaID()));
EXPECT_CALL(factory_, CreateMediaList).Times(AnyNumber());
DesktopMediaPickerController controller(&factory_);
controller.Show(picker_params_, source_types_, GetDefaultFilter(),
done_.Get());
}
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