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// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ash/system/ime/tray_ime_chromeos.h"
#include "ash/accessibility_delegate.h"
#include "ash/shell.h"
#include "ash/system/status_area_widget.h"
#include "ash/system/tray/system_tray_notifier.h"
#include "ash/test/ash_test_base.h"
#include "ash/test/status_area_widget_test_helper.h"
#include "ash/test/virtual_keyboard_test_helper.h"
#include "base/command_line.h"
#include "ui/keyboard/keyboard_util.h"
namespace ash {
class TrayIMETest : public test::AshTestBase {
public:
TrayIMETest() {}
~TrayIMETest() override {}
TrayIME* tray() { return tray_.get(); }
views::View* default_view() { return default_view_.get(); }
views::View* detailed_view() { return detailed_view_.get(); }
// Sets up a TrayIME and its default view.
void SetUpForStatusAreaWidget(StatusAreaWidget* status_area_widget);
// Mocks enabling the a11y virtual keyboard since the actual a11y manager
// is not created in ash tests.
void SetAccessibilityKeyboardEnabled(bool enabled);
// Resets |tray_| and |default_view_| so that all components of
// TrayIME have been cleared. Tests may then call
// SetUpForStatusAreaWidget in order to initialize the components.
void TearDownViews();
// Sets the current number of active IMEs.
void SetIMELength(int length);
// Returns the view in the detailed views scroll content at the provided
// index.
views::View* GetScrollChildView(int index);
// test::AshTestBase:
void SetUp() override;
void TearDown() override;
private:
scoped_ptr<TrayIME> tray_;
scoped_ptr<views::View> default_view_;
scoped_ptr<views::View> detailed_view_;
};
void TrayIMETest::SetUpForStatusAreaWidget(
StatusAreaWidget* status_area_widget) {
tray_.reset(new TrayIME(status_area_widget->system_tray()));
default_view_.reset(tray_->CreateDefaultView(
StatusAreaWidgetTestHelper::GetUserLoginStatus()));
detailed_view_.reset(tray_->CreateDetailedView(
StatusAreaWidgetTestHelper::GetUserLoginStatus()));
}
void TrayIMETest::SetAccessibilityKeyboardEnabled(bool enabled) {
Shell::GetInstance()->accessibility_delegate()->SetVirtualKeyboardEnabled(
enabled);
keyboard::SetAccessibilityKeyboardEnabled(enabled);
ui::AccessibilityNotificationVisibility notification =
enabled ? ui::AccessibilityNotificationVisibility::A11Y_NOTIFICATION_SHOW
: ui::AccessibilityNotificationVisibility::A11Y_NOTIFICATION_NONE;
Shell::GetInstance()->system_tray_notifier()->NotifyAccessibilityModeChanged(
notification);
}
void TrayIMETest::TearDownViews() {
tray_.reset();
default_view_.reset();
detailed_view_.reset();
}
void TrayIMETest::SetIMELength(int length) {
tray_->ime_list_.clear();
IMEInfo ime;
for (int i = 0; i < length; i++) {
tray_->ime_list_.push_back(ime);
}
tray_->Update();
}
views::View* TrayIMETest::GetScrollChildView(int index) {
TrayDetailsView* details = static_cast<TrayDetailsView*>(detailed_view());
views::View* content = details->scroll_content();
EXPECT_TRUE(content);
EXPECT_GT(content->child_count(), index);
return content->child_at(index);
}
void TrayIMETest::SetUp() {
test::AshTestBase::SetUp();
SetUpForStatusAreaWidget(StatusAreaWidgetTestHelper::GetStatusAreaWidget());
}
void TrayIMETest::TearDown() {
SetAccessibilityKeyboardEnabled(false);
TearDownViews();
test::AshTestBase::TearDown();
}
// Tests that if the keyboard is not suppressed the default view is hidden
// if less than 2 IMEs are present.
TEST_F(TrayIMETest, HiddenWithNoIMEs) {
SetIMELength(0);
EXPECT_FALSE(default_view()->visible());
SetIMELength(1);
EXPECT_FALSE(default_view()->visible());
SetIMELength(2);
EXPECT_TRUE(default_view()->visible());
}
// Tests that if no IMEs are present the default view is hidden when a11y is
// enabled.
TEST_F(TrayIMETest, HidesOnA11yEnabled) {
SetIMELength(0);
test::VirtualKeyboardTestHelper::SuppressKeyboard();
EXPECT_TRUE(default_view()->visible());
// Enable a11y keyboard.
SetAccessibilityKeyboardEnabled(true);
EXPECT_FALSE(default_view()->visible());
// Disable the a11y keyboard.
SetAccessibilityKeyboardEnabled(false);
EXPECT_TRUE(default_view()->visible());
}
// Tests that clicking on the keyboard toggle causes the virtual keyboard
// to toggle between enabled and disabled.
TEST_F(TrayIMETest, PerformActionOnDetailedView) {
SetIMELength(0);
test::VirtualKeyboardTestHelper::SuppressKeyboard();
EXPECT_FALSE(keyboard::IsKeyboardEnabled());
views::View* toggle = GetScrollChildView(0);
ui::GestureEvent tap(0, 0, 0, base::TimeDelta(),
ui::GestureEventDetails(ui::ET_GESTURE_TAP));
// Enable the keyboard.
toggle->OnGestureEvent(&tap);
EXPECT_TRUE(keyboard::IsKeyboardEnabled());
EXPECT_TRUE(default_view()->visible());
// With no IMEs the toggle should be the first child.
toggle = GetScrollChildView(0);
// Clicking again should disable the keyboard.
tap = ui::GestureEvent(0, 0, 0, base::TimeDelta(),
ui::GestureEventDetails(ui::ET_GESTURE_TAP));
toggle->OnGestureEvent(&tap);
EXPECT_FALSE(keyboard::IsKeyboardEnabled());
EXPECT_TRUE(default_view()->visible());
}
} // namespace ash
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