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// Copyright 2023 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/ui/webui/settings/accessibility_main_handler.h"
#if BUILDFLAG(IS_WIN) || BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_MAC)
#include <memory>
#include "base/memory/raw_ptr.h"
#include "base/test/scoped_feature_list.h"
#include "chrome/browser/screen_ai/screen_ai_install_state.h"
#include "chrome/test/base/testing_profile.h"
#include "content/public/browser/web_contents.h"
#include "content/public/test/browser_task_environment.h"
#include "content/public/test/test_web_ui.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "ui/accessibility/accessibility_features.h"
#endif // BUILDFLAG(IS_WIN) || BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_MAC)
namespace settings {
namespace {
#if BUILDFLAG(IS_WIN) || BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_MAC)
const char kWebUIListenerCall[] = "cr.webUIListenerCallback";
const char kScreenAIDownloadingProgressChangedEventName[] =
"screen-ai-downloading-progress-changed";
const char kScreenAIStateChangedEventName[] = "screen-ai-state-changed";
class TestScreenAIInstallState : public screen_ai::ScreenAIInstallState {
public:
TestScreenAIInstallState() = default;
TestScreenAIInstallState(const TestScreenAIInstallState&) = delete;
TestScreenAIInstallState& operator=(const TestScreenAIInstallState&) = delete;
~TestScreenAIInstallState() override = default;
// screen_ai::ScreenAIInstallState:
void SetLastUsageTime() override {}
void DownloadComponentInternal() override {}
};
class TestAccessibilityMainHandler : public AccessibilityMainHandler {
public:
explicit TestAccessibilityMainHandler(
TestScreenAIInstallState* screen_ai_install_state)
: test_screen_ai_install_state_(screen_ai_install_state) {}
~TestAccessibilityMainHandler() override = default;
// Make public for testing.
using AccessibilityMainHandler::AllowJavascript;
using AccessibilityMainHandler::set_web_ui;
private:
raw_ptr<TestScreenAIInstallState> test_screen_ai_install_state_ = nullptr;
base::ScopedObservation<screen_ai::ScreenAIInstallState,
screen_ai::ScreenAIInstallState::Observer>
component_ready_observer_{this};
};
#endif // BUILDFLAG(IS_WIN) || BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_MAC)
} // namespace
#if BUILDFLAG(IS_WIN) || BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_MAC)
class AccessibilityMainHandlerScreenAITest : public testing::Test {
public:
AccessibilityMainHandlerScreenAITest()
: features_({features::kMainNodeAnnotations}) {}
AccessibilityMainHandlerScreenAITest(
const AccessibilityMainHandlerScreenAITest&) = delete;
AccessibilityMainHandlerScreenAITest& operator=(
const AccessibilityMainHandlerScreenAITest&) = delete;
~AccessibilityMainHandlerScreenAITest() override = default;
// testing::Test:
void SetUp() override {
TestingProfile::Builder builder;
profile_ = builder.Build();
web_contents_ = content::WebContents::Create(
content::WebContents::CreateParams(profile_.get()));
test_web_ui_ = std::make_unique<content::TestWebUI>();
test_web_ui_->set_web_contents(web_contents_.get());
test_screen_ai_install_state_ =
std::make_unique<TestScreenAIInstallState>();
handler_ = std::make_unique<TestAccessibilityMainHandler>(
test_screen_ai_install_state_.get());
handler_->set_web_ui(test_web_ui_.get());
handler_->RegisterMessages();
handler_->AllowJavascript();
ASSERT_TRUE(handler_->IsJavascriptAllowed());
// Run until idle so the handler picks up initial screen ai install state,
// which is screen_ai::ScreenAIInstallState::State::kNotDownloaded.
browser_task_environment_.RunUntilIdle();
}
void TearDown() override { handler_.reset(); }
void ExpectCallToWebUI(const std::string& type,
const std::string& func_name,
const int expected_arg,
size_t call_count) {
EXPECT_EQ(test_web_ui()->call_data().size(), call_count);
// Get the last call data based on the given call_count value.
const content::TestWebUI::CallData& call_data =
*test_web_ui()->call_data()[call_count - 1];
EXPECT_EQ(call_data.function_name(), type);
EXPECT_EQ(call_data.arg1()->GetString(), func_name);
EXPECT_EQ(call_data.arg2()->GetInt(), expected_arg);
}
void SimulateSetDownloadProgress(double progress) {
test_screen_ai_install_state_->SetDownloadProgress(progress);
}
void SimulateSetState(screen_ai::ScreenAIInstallState::State state) {
test_screen_ai_install_state_->SetStateForTesting(state);
}
content::TestWebUI* test_web_ui() const { return test_web_ui_.get(); }
TestAccessibilityMainHandler* handler() const { return handler_.get(); }
protected:
base::test::ScopedFeatureList features_;
content::BrowserTaskEnvironment browser_task_environment_;
std::unique_ptr<TestAccessibilityMainHandler> handler_;
std::unique_ptr<TestingProfile> profile_;
std::unique_ptr<TestScreenAIInstallState> test_screen_ai_install_state_;
std::unique_ptr<content::TestWebUI> test_web_ui_;
std::unique_ptr<content::WebContents> web_contents_;
};
TEST_F(AccessibilityMainHandlerScreenAITest,
MessageForScreenAIDownloadingState) {
size_t call_data_count_before_call = test_web_ui()->call_data().size();
screen_ai::ScreenAIInstallState::State state =
screen_ai::ScreenAIInstallState::State::kDownloading;
SimulateSetState(state);
ExpectCallToWebUI(kWebUIListenerCall, kScreenAIStateChangedEventName,
/*expected_arg=*/static_cast<int>(state),
/*call_count=*/call_data_count_before_call + 1u);
}
TEST_F(AccessibilityMainHandlerScreenAITest,
MessageForScreenAIDownloadingProgress) {
// State needs to be `kDownloading` before updating the download progress.
size_t call_data_count_before_call = test_web_ui()->call_data().size();
screen_ai::ScreenAIInstallState::State state =
screen_ai::ScreenAIInstallState::State::kDownloading;
SimulateSetState(state);
ExpectCallToWebUI(kWebUIListenerCall, kScreenAIStateChangedEventName,
/*expected_arg=*/static_cast<int>(state),
/*call_count=*/++call_data_count_before_call);
const double progress = 0.3;
SimulateSetDownloadProgress(progress);
// `progress` is expected to be converted into percentage in a message.
const int expected_progress_in_percentage = progress * 100;
ExpectCallToWebUI(kWebUIListenerCall,
kScreenAIDownloadingProgressChangedEventName,
/*expected_arg=*/expected_progress_in_percentage,
/*call_count=*/call_data_count_before_call + 1u);
}
TEST_F(AccessibilityMainHandlerScreenAITest,
MessageForScreenAIDownloadedState) {
size_t call_data_count_before_call = test_web_ui()->call_data().size();
screen_ai::ScreenAIInstallState::State state =
screen_ai::ScreenAIInstallState::State::kDownloaded;
SimulateSetState(state);
ExpectCallToWebUI(kWebUIListenerCall, kScreenAIStateChangedEventName,
/*expected_arg=*/static_cast<int>(state),
/*call_count=*/call_data_count_before_call + 1u);
}
TEST_F(AccessibilityMainHandlerScreenAITest,
MessageForScreenAIDownloadFailedState) {
size_t call_data_count_before_call = test_web_ui()->call_data().size();
screen_ai::ScreenAIInstallState::State state =
screen_ai::ScreenAIInstallState::State::kDownloadFailed;
SimulateSetState(state);
ExpectCallToWebUI(kWebUIListenerCall, kScreenAIStateChangedEventName,
/*expected_arg=*/static_cast<int>(state),
/*call_count=*/call_data_count_before_call + 1u);
}
TEST_F(AccessibilityMainHandlerScreenAITest,
MessageForScreenAINotDownloadedState) {
size_t call_data_count_before_call = test_web_ui()->call_data().size();
// `kDownloadFailed` needs to be set for testing `kNotDownloaded`.
screen_ai::ScreenAIInstallState::State state =
screen_ai::ScreenAIInstallState::State::kDownloadFailed;
SimulateSetState(state);
ExpectCallToWebUI(kWebUIListenerCall, kScreenAIStateChangedEventName,
/*expected_arg=*/static_cast<int>(state),
/*call_count=*/++call_data_count_before_call);
state = screen_ai::ScreenAIInstallState::State::kNotDownloaded;
SimulateSetState(state);
ExpectCallToWebUI(kWebUIListenerCall, kScreenAIStateChangedEventName,
/*expected_arg=*/static_cast<int>(state),
/*call_count=*/call_data_count_before_call + 1u);
}
#endif // BUILDFLAG(IS_WIN) || BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_MAC)
} // namespace settings
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