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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 "ash/shelf/drag_handle.h"
#include "ash/accessibility/accessibility_controller_impl.h"
#include "ash/shelf/shelf_layout_manager.h"
#include "ash/shelf/shelf_navigation_widget.h"
#include "ash/shelf/shelf_widget.h"
#include "ash/shell.h"
#include "ash/system/status_area_widget.h"
#include "ash/test/ash_test_base.h"
#include "ash/test/test_widget_builder.h"
#include "ash/wm/tablet_mode/tablet_mode_controller.h"
#include "base/test/scoped_feature_list.h"
#include "ui/views/accessibility/view_accessibility.h"
namespace ash {
namespace {
enum class TestAccessibilityFeature {
kTabletModeShelfNavigationButtons,
kSpokenFeedback,
kAutoclick,
kSwitchAccess
};
// Tests drag handle functionalities with number of accessibility setting
// enabled.
class DragHandleTest
: public AshTestBase,
public ::testing::WithParamInterface<TestAccessibilityFeature> {
public:
DragHandleTest() = default;
~DragHandleTest() override = default;
const DragHandle* drag_handle() const {
return GetPrimaryShelf()->shelf_widget()->GetDragHandle();
}
void ClickDragHandle() {
gfx::Point center = drag_handle()->GetBoundsInScreen().CenterPoint();
GetEventGenerator()->MoveMouseTo(center);
GetEventGenerator()->ClickLeftButton();
}
void SetTestA11yFeatureEnabled(bool enabled) {
switch (GetParam()) {
case TestAccessibilityFeature::kTabletModeShelfNavigationButtons:
Shell::Get()
->accessibility_controller()
->SetTabletModeShelfNavigationButtonsEnabled(enabled);
break;
case TestAccessibilityFeature::kSpokenFeedback:
Shell::Get()->accessibility_controller()->SetSpokenFeedbackEnabled(
enabled, A11Y_NOTIFICATION_NONE);
break;
case TestAccessibilityFeature::kAutoclick:
Shell::Get()->accessibility_controller()->autoclick().SetEnabled(
enabled);
break;
case TestAccessibilityFeature::kSwitchAccess:
Shell::Get()->accessibility_controller()->switch_access().SetEnabled(
enabled);
Shell::Get()
->accessibility_controller()
->DisableSwitchAccessDisableConfirmationDialogTesting();
break;
}
}
};
class DragHandleFocusTest : public AshTestBase {
public:
DragHandleFocusTest() = default;
~DragHandleFocusTest() override = default;
const DragHandle* drag_handle() const {
return GetPrimaryShelf()->shelf_widget()->GetDragHandle();
}
void CheckFocusOrder(views::Widget* expected_previous,
views::Widget* expected_next) {
auto* drag_handle = GetPrimaryShelf()->shelf_widget()->GetDragHandle();
views::ViewAccessibility& view_accessibility =
drag_handle->GetViewAccessibility();
EXPECT_EQ(expected_previous, view_accessibility.GetPreviousWindowFocus());
EXPECT_EQ(expected_next, view_accessibility.GetNextWindowFocus());
}
void ClickDragHandle() {
gfx::Point center = drag_handle()->GetBoundsInScreen().CenterPoint();
GetEventGenerator()->MoveMouseTo(center);
GetEventGenerator()->ClickLeftButton();
}
};
} // namespace
INSTANTIATE_TEST_SUITE_P(
All,
DragHandleTest,
::testing::Values(
TestAccessibilityFeature::kTabletModeShelfNavigationButtons,
TestAccessibilityFeature::kSpokenFeedback,
TestAccessibilityFeature::kAutoclick,
TestAccessibilityFeature::kSwitchAccess));
TEST_P(DragHandleTest, AccessibilityFeaturesEnabled) {
Shell::Get()->tablet_mode_controller()->SetEnabledForTest(true);
UpdateDisplay("800x700");
// Create a widget to transition to the in-app shelf.
TestWidgetBuilder()
.SetTestWidgetDelegate()
.SetBounds(gfx::Rect(0, 0, 800, 800))
.BuildOwnedByNativeWidget();
EXPECT_TRUE(drag_handle()->GetVisible());
// By default, drag handle should not function as a button.
EXPECT_FALSE(drag_handle()->GetEnabled());
// If a11y feature is enabled, the drag handle button should behave like a
// button.
SetTestA11yFeatureEnabled(true /*enabled*/);
EXPECT_TRUE(drag_handle()->GetEnabled());
EXPECT_EQ(HotseatState::kHidden,
GetPrimaryShelf()->shelf_layout_manager()->hotseat_state());
// Click on the drag handle should extend the hotseat.
ClickDragHandle();
EXPECT_EQ(HotseatState::kExtended,
GetPrimaryShelf()->shelf_layout_manager()->hotseat_state());
// Click again should hide the hotseat.
ClickDragHandle();
EXPECT_EQ(HotseatState::kHidden,
GetPrimaryShelf()->shelf_layout_manager()->hotseat_state());
// Exit a11y feature should disable drag handle.
SetTestA11yFeatureEnabled(false /*enabled*/);
EXPECT_FALSE(drag_handle()->GetEnabled());
}
TEST_F(DragHandleFocusTest, AccessibilityFocusOrder) {
Shell::Get()->accessibility_controller()->SetSpokenFeedbackEnabled(
true, A11Y_NOTIFICATION_NONE);
Shell::Get()->tablet_mode_controller()->SetEnabledForTest(true);
UpdateDisplay("800x700");
// Create a widget to transition to the in-app shelf.
TestWidgetBuilder()
.SetTestWidgetDelegate()
.SetBounds(gfx::Rect(0, 0, 800, 800))
.BuildOwnedByNativeWidget();
EXPECT_TRUE(drag_handle()->GetVisible());
// When the hotseat is hidden the drag handle's next focus should be the
// status area and its previous focus should be the navigation area.
auto* shelf = GetPrimaryShelf();
ASSERT_EQ(shelf->hotseat_widget()->state(), HotseatState::kHidden);
ui::AXNodeData data;
shelf->shelf_widget()->GetDragHandle()->GetAccessibleNodeData(&data);
CheckFocusOrder(shelf->shelf_widget()->navigation_widget(),
shelf->status_area_widget());
// When the hotseat is extended the drag handle's next and previous focus
// should be the hotseat.
ClickDragHandle();
ASSERT_EQ(shelf->hotseat_widget()->state(), HotseatState::kExtended);
shelf->shelf_widget()->GetDragHandle()->GetAccessibleNodeData(&data);
CheckFocusOrder(shelf->hotseat_widget(), shelf->hotseat_widget());
}
} // namespace ash
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