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// Copyright (c) 2012 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/display/display_controller.h"
#include "ash/shell.h"
#include "ash/test/ash_test_base.h"
#include "ash/tooltips/tooltip_controller.h"
#include "ash/wm/cursor_manager.h"
#include "base/utf_string_conversions.h"
#include "ui/aura/client/tooltip_client.h"
#include "ui/aura/env.h"
#include "ui/aura/root_window.h"
#include "ui/aura/test/event_generator.h"
#include "ui/aura/window.h"
#include "ui/base/resource/resource_bundle.h"
#include "ui/base/text/text_elider.h"
#include "ui/gfx/font.h"
#include "ui/gfx/point.h"
#include "ui/views/view.h"
#include "ui/views/widget/widget.h"
namespace ash {
namespace test {
namespace {
class TooltipTestView : public views::View {
public:
TooltipTestView() : views::View() {
}
void set_tooltip_text(string16 tooltip_text) { tooltip_text_ = tooltip_text; }
// Overridden from views::View
bool GetTooltipText(const gfx::Point& p, string16* tooltip) const {
*tooltip = tooltip_text_;
return true;
}
private:
string16 tooltip_text_;
DISALLOW_COPY_AND_ASSIGN(TooltipTestView);
};
views::Widget* CreateNewWidgetWithBounds(const gfx::Rect& bounds) {
views::Widget* widget = new views::Widget;
views::Widget::InitParams params;
params.type = views::Widget::InitParams::TYPE_WINDOW_FRAMELESS;
params.accept_events = true;
params.ownership = views::Widget::InitParams::WIDGET_OWNS_NATIVE_WIDGET;
params.parent_widget = NULL;
params.child = true;
params.bounds = bounds;
widget->Init(params);
widget->Show();
return widget;
}
views::Widget* CreateNewWidget() {
return CreateNewWidgetWithBounds(gfx::Rect());
}
void AddViewToWidgetAndResize(views::Widget* widget, views::View* view) {
if (!widget->GetContentsView()) {
views::View* contents_view = new views::View;
widget->SetContentsView(contents_view);
}
views::View* contents_view = widget->GetContentsView();
contents_view->AddChildView(view);
view->SetBounds(contents_view->width(), 0, 100, 100);
gfx::Rect contents_view_bounds = contents_view->bounds();
contents_view_bounds = contents_view_bounds.Union(view->bounds());
contents_view->SetBoundsRect(contents_view_bounds);
widget->SetBounds(gfx::Rect(widget->GetWindowBoundsInScreen().origin(),
contents_view_bounds.size()));
}
ash::internal::TooltipController* GetController() {
return static_cast<ash::internal::TooltipController*>(
aura::client::GetTooltipClient(Shell::GetPrimaryRootWindow()));
}
gfx::Font GetDefaultFont() {
return ui::ResourceBundle::GetSharedInstance().GetFont(
ui::ResourceBundle::BaseFont);
}
} // namespace
class TooltipControllerTest : public AshTestBase {
public:
TooltipControllerTest() {}
virtual ~TooltipControllerTest() {}
string16 GetTooltipText() {
return GetController()->tooltip_text_;
}
aura::Window* GetTooltipWindow() {
return GetController()->tooltip_window_;
}
void FireTooltipTimer() {
GetController()->TooltipTimerFired();
}
bool IsTooltipTimerRunning() {
return GetController()->tooltip_timer_.IsRunning();
}
void FireTooltipShownTimer() {
GetController()->tooltip_shown_timer_.Stop();
GetController()->TooltipShownTimerFired();
}
bool IsTooltipShownTimerRunning() {
return GetController()->tooltip_shown_timer_.IsRunning();
}
bool IsTooltipVisible() {
return GetController()->IsTooltipVisible();
}
void TrimTooltipToFit(string16* text,
int* max_width,
int* line_count,
int x,
int y) {
ash::internal::TooltipController::TrimTooltipToFit(text, max_width,
line_count, x, y);
}
private:
DISALLOW_COPY_AND_ASSIGN(TooltipControllerTest);
};
TEST_F(TooltipControllerTest, NonNullTooltipClient) {
EXPECT_TRUE(aura::client::GetTooltipClient(Shell::GetPrimaryRootWindow())
!= NULL);
EXPECT_EQ(string16(), GetTooltipText());
EXPECT_EQ(NULL, GetTooltipWindow());
EXPECT_FALSE(IsTooltipVisible());
}
TEST_F(TooltipControllerTest, ViewTooltip) {
scoped_ptr<views::Widget> widget(CreateNewWidget());
TooltipTestView* view = new TooltipTestView;
AddViewToWidgetAndResize(widget.get(), view);
view->set_tooltip_text(ASCIIToUTF16("Tooltip Text"));
EXPECT_EQ(string16(), GetTooltipText());
EXPECT_EQ(NULL, GetTooltipWindow());
aura::test::EventGenerator generator(Shell::GetPrimaryRootWindow());
generator.MoveMouseToCenterOf(widget->GetNativeView());
aura::Window* window = widget->GetNativeView();
EXPECT_EQ(window, Shell::GetPrimaryRootWindow()->GetEventHandlerForPoint(
generator.current_location()));
string16 expected_tooltip = ASCIIToUTF16("Tooltip Text");
EXPECT_EQ(expected_tooltip, aura::client::GetTooltipText(window));
EXPECT_EQ(string16(), GetTooltipText());
EXPECT_EQ(window, GetTooltipWindow());
// Fire tooltip timer so tooltip becomes visible.
FireTooltipTimer();
EXPECT_TRUE(IsTooltipVisible());
generator.MoveMouseBy(1, 0);
EXPECT_TRUE(IsTooltipVisible());
EXPECT_EQ(expected_tooltip, aura::client::GetTooltipText(window));
EXPECT_EQ(expected_tooltip, GetTooltipText());
EXPECT_EQ(window, GetTooltipWindow());
}
TEST_F(TooltipControllerTest, TooltipsInMultipleViews) {
scoped_ptr<views::Widget> widget(CreateNewWidget());
TooltipTestView* view1 = new TooltipTestView;
AddViewToWidgetAndResize(widget.get(), view1);
view1->set_tooltip_text(ASCIIToUTF16("Tooltip Text"));
EXPECT_EQ(string16(), GetTooltipText());
EXPECT_EQ(NULL, GetTooltipWindow());
TooltipTestView* view2 = new TooltipTestView;
AddViewToWidgetAndResize(widget.get(), view2);
aura::Window* window = widget->GetNativeView();
// Fire tooltip timer so tooltip becomes visible.
aura::test::EventGenerator generator(Shell::GetPrimaryRootWindow());
generator.MoveMouseRelativeTo(window,
view1->bounds().CenterPoint());
FireTooltipTimer();
EXPECT_TRUE(IsTooltipVisible());
for (int i = 0; i < 50; i++) {
generator.MoveMouseBy(1, 0);
EXPECT_TRUE(IsTooltipVisible());
EXPECT_EQ(window,
Shell::GetPrimaryRootWindow()->GetEventHandlerForPoint(
generator.current_location()));
string16 expected_tooltip = ASCIIToUTF16("Tooltip Text");
EXPECT_EQ(expected_tooltip, aura::client::GetTooltipText(window));
EXPECT_EQ(expected_tooltip, GetTooltipText());
EXPECT_EQ(window, GetTooltipWindow());
}
for (int i = 0; i < 50; i++) {
generator.MoveMouseBy(1, 0);
EXPECT_FALSE(IsTooltipVisible());
EXPECT_EQ(window,
Shell::GetPrimaryRootWindow()->GetEventHandlerForPoint(
generator.current_location()));
string16 expected_tooltip; // = ""
EXPECT_EQ(expected_tooltip, aura::client::GetTooltipText(window));
EXPECT_EQ(expected_tooltip, GetTooltipText());
EXPECT_EQ(window, GetTooltipWindow());
}
}
TEST_F(TooltipControllerTest, EnableOrDisableTooltips) {
scoped_ptr<views::Widget> widget(CreateNewWidget());
TooltipTestView* view = new TooltipTestView;
AddViewToWidgetAndResize(widget.get(), view);
view->set_tooltip_text(ASCIIToUTF16("Tooltip Text"));
EXPECT_EQ(string16(), GetTooltipText());
EXPECT_EQ(NULL, GetTooltipWindow());
aura::test::EventGenerator generator(Shell::GetPrimaryRootWindow());
generator.MoveMouseRelativeTo(widget->GetNativeView(),
view->bounds().CenterPoint());
string16 expected_tooltip = ASCIIToUTF16("Tooltip Text");
// Fire tooltip timer so tooltip becomes visible.
FireTooltipTimer();
EXPECT_TRUE(IsTooltipVisible());
// Diable tooltips and check again.
GetController()->SetTooltipsEnabled(false);
EXPECT_FALSE(IsTooltipVisible());
FireTooltipTimer();
EXPECT_FALSE(IsTooltipVisible());
// Enable tooltips back and check again.
GetController()->SetTooltipsEnabled(true);
EXPECT_FALSE(IsTooltipVisible());
FireTooltipTimer();
EXPECT_TRUE(IsTooltipVisible());
}
TEST_F(TooltipControllerTest, HideTooltipWhenCursorHidden) {
scoped_ptr<views::Widget> widget(CreateNewWidget());
TooltipTestView* view = new TooltipTestView;
AddViewToWidgetAndResize(widget.get(), view);
view->set_tooltip_text(ASCIIToUTF16("Tooltip Text"));
EXPECT_EQ(string16(), GetTooltipText());
EXPECT_EQ(NULL, GetTooltipWindow());
aura::test::EventGenerator generator(Shell::GetPrimaryRootWindow());
generator.MoveMouseRelativeTo(widget->GetNativeView(),
view->bounds().CenterPoint());
string16 expected_tooltip = ASCIIToUTF16("Tooltip Text");
// Fire tooltip timer so tooltip becomes visible.
FireTooltipTimer();
EXPECT_TRUE(IsTooltipVisible());
// Hide the cursor and check again.
ash::Shell::GetInstance()->cursor_manager()->ShowCursor(false);
FireTooltipTimer();
EXPECT_FALSE(IsTooltipVisible());
// Show the cursor and re-check.
ash::Shell::GetInstance()->cursor_manager()->ShowCursor(true);
FireTooltipTimer();
EXPECT_TRUE(IsTooltipVisible());
}
TEST_F(TooltipControllerTest, TrimTooltipToFitTests) {
string16 tooltip;
int max_width, line_count, expect_lines;
int max_pixel_width = 400; // copied from constants in tooltip_controller.cc
int max_lines = 10; // copied from constants in tooltip_controller.cc
gfx::Font font = GetDefaultFont();
size_t tooltip_len;
// Error in computed size vs. expected size should not be greater than the
// size of the longest word.
int error_in_pixel_width = font.GetStringWidth(ASCIIToUTF16("tooltip"));
// Long tooltips should wrap to next line
tooltip.clear();
max_width = line_count = -1;
expect_lines = 3;
for (; font.GetStringWidth(tooltip) <= (expect_lines - 1) * max_pixel_width;)
tooltip.append(ASCIIToUTF16("This is part of the tooltip"));
tooltip_len = tooltip.length();
TrimTooltipToFit(&tooltip, &max_width, &line_count, 0, 0);
EXPECT_NEAR(max_pixel_width, max_width, error_in_pixel_width);
EXPECT_EQ(expect_lines, line_count);
EXPECT_EQ(tooltip_len + expect_lines - 1, tooltip.length());
// More than |max_lines| lines should get truncated at 10 lines.
tooltip.clear();
max_width = line_count = -1;
expect_lines = 13;
for (; font.GetStringWidth(tooltip) <= (expect_lines - 1) * max_pixel_width;)
tooltip.append(ASCIIToUTF16("This is part of the tooltip"));
TrimTooltipToFit(&tooltip, &max_width, &line_count, 0, 0);
EXPECT_NEAR(max_pixel_width, max_width, error_in_pixel_width);
EXPECT_EQ(max_lines, line_count);
// Long multi line tooltips should wrap individual lines.
tooltip.clear();
max_width = line_count = -1;
expect_lines = 4;
for (; font.GetStringWidth(tooltip) <= (expect_lines - 2) * max_pixel_width;)
tooltip.append(ASCIIToUTF16("This is part of the tooltip"));
tooltip.insert(tooltip.length() / 2, ASCIIToUTF16("\n"));
tooltip_len = tooltip.length();
TrimTooltipToFit(&tooltip, &max_width, &line_count, 0, 0);
EXPECT_NEAR(max_pixel_width, max_width, error_in_pixel_width);
EXPECT_EQ(expect_lines, line_count);
// We may have inserted the line break above near a space which will get
// trimmed. Hence we may be off by 1 in the final tooltip length calculation.
EXPECT_NEAR(tooltip_len + expect_lines - 2, tooltip.length(), 1);
#if !defined(OS_WIN)
// Tooltip with really long word gets elided.
tooltip.clear();
max_width = line_count = -1;
tooltip = UTF8ToUTF16(std::string('a', max_pixel_width));
TrimTooltipToFit(&tooltip, &max_width, &line_count, 0, 0);
EXPECT_NEAR(max_pixel_width, max_width, 5);
EXPECT_EQ(1, line_count);
EXPECT_EQ(ui::ElideText(UTF8ToUTF16(std::string('a', max_pixel_width)), font,
max_pixel_width, ui::ELIDE_AT_END), tooltip);
#endif
// Normal small tooltip should stay as is.
tooltip.clear();
max_width = line_count = -1;
tooltip = ASCIIToUTF16("Small Tooltip");
TrimTooltipToFit(&tooltip, &max_width, &line_count, 0, 0);
EXPECT_EQ(font.GetStringWidth(ASCIIToUTF16("Small Tooltip")), max_width);
EXPECT_EQ(1, line_count);
EXPECT_EQ(ASCIIToUTF16("Small Tooltip"), tooltip);
// Normal small multi-line tooltip should stay as is.
tooltip.clear();
max_width = line_count = -1;
tooltip = ASCIIToUTF16("Multi line\nTooltip");
TrimTooltipToFit(&tooltip, &max_width, &line_count, 0, 0);
int expected_width = font.GetStringWidth(ASCIIToUTF16("Multi line"));
expected_width = std::max(expected_width,
font.GetStringWidth(ASCIIToUTF16("Tooltip")));
EXPECT_EQ(expected_width, max_width);
EXPECT_EQ(2, line_count);
EXPECT_EQ(ASCIIToUTF16("Multi line\nTooltip"), tooltip);
// Whitespaces in tooltips are preserved.
tooltip.clear();
max_width = line_count = -1;
tooltip = ASCIIToUTF16("Small Tool t\tip");
TrimTooltipToFit(&tooltip, &max_width, &line_count, 0, 0);
EXPECT_EQ(font.GetStringWidth(ASCIIToUTF16("Small Tool t\tip")), max_width);
EXPECT_EQ(1, line_count);
EXPECT_EQ(ASCIIToUTF16("Small Tool t\tip"), tooltip);
}
TEST_F(TooltipControllerTest, TooltipHidesOnKeyPressAndStaysHiddenUntilChange) {
scoped_ptr<views::Widget> widget(CreateNewWidget());
TooltipTestView* view1 = new TooltipTestView;
AddViewToWidgetAndResize(widget.get(), view1);
view1->set_tooltip_text(ASCIIToUTF16("Tooltip Text for view 1"));
EXPECT_EQ(string16(), GetTooltipText());
EXPECT_EQ(NULL, GetTooltipWindow());
TooltipTestView* view2 = new TooltipTestView;
AddViewToWidgetAndResize(widget.get(), view2);
view2->set_tooltip_text(ASCIIToUTF16("Tooltip Text for view 2"));
aura::Window* window = widget->GetNativeView();
// Fire tooltip timer so tooltip becomes visible.
aura::test::EventGenerator generator(Shell::GetPrimaryRootWindow());
generator.MoveMouseRelativeTo(window,
view1->bounds().CenterPoint());
FireTooltipTimer();
EXPECT_TRUE(IsTooltipVisible());
EXPECT_TRUE(IsTooltipShownTimerRunning());
generator.PressKey(ui::VKEY_1, 0);
EXPECT_FALSE(IsTooltipVisible());
EXPECT_FALSE(IsTooltipTimerRunning());
EXPECT_FALSE(IsTooltipShownTimerRunning());
// Moving the mouse inside |view1| should not change the state of the tooltip
// or the timers.
for (int i = 0; i < 50; i++) {
generator.MoveMouseBy(1, 0);
EXPECT_FALSE(IsTooltipVisible());
EXPECT_FALSE(IsTooltipTimerRunning());
EXPECT_FALSE(IsTooltipShownTimerRunning());
EXPECT_EQ(window,
Shell::GetPrimaryRootWindow()->GetEventHandlerForPoint(
generator.current_location()));
string16 expected_tooltip = ASCIIToUTF16("Tooltip Text for view 1");
EXPECT_EQ(expected_tooltip, aura::client::GetTooltipText(window));
EXPECT_EQ(expected_tooltip, GetTooltipText());
EXPECT_EQ(window, GetTooltipWindow());
}
// Now we move the mouse on to |view2|. It should re-start the tooltip timer.
generator.MoveMouseBy(1, 0);
EXPECT_TRUE(IsTooltipTimerRunning());
FireTooltipTimer();
EXPECT_TRUE(IsTooltipVisible());
EXPECT_TRUE(IsTooltipShownTimerRunning());
string16 expected_tooltip = ASCIIToUTF16("Tooltip Text for view 2");
EXPECT_EQ(expected_tooltip, aura::client::GetTooltipText(window));
EXPECT_EQ(expected_tooltip, GetTooltipText());
EXPECT_EQ(window, GetTooltipWindow());
}
TEST_F(TooltipControllerTest, TooltipHidesOnTimeoutAndStaysHiddenUntilChange) {
scoped_ptr<views::Widget> widget(CreateNewWidget());
TooltipTestView* view1 = new TooltipTestView;
AddViewToWidgetAndResize(widget.get(), view1);
view1->set_tooltip_text(ASCIIToUTF16("Tooltip Text for view 1"));
EXPECT_EQ(string16(), GetTooltipText());
EXPECT_EQ(NULL, GetTooltipWindow());
TooltipTestView* view2 = new TooltipTestView;
AddViewToWidgetAndResize(widget.get(), view2);
view2->set_tooltip_text(ASCIIToUTF16("Tooltip Text for view 2"));
aura::Window* window = widget->GetNativeView();
// Fire tooltip timer so tooltip becomes visible.
aura::test::EventGenerator generator(Shell::GetPrimaryRootWindow());
generator.MoveMouseRelativeTo(window,
view1->bounds().CenterPoint());
FireTooltipTimer();
EXPECT_TRUE(IsTooltipVisible());
EXPECT_TRUE(IsTooltipShownTimerRunning());
FireTooltipShownTimer();
EXPECT_FALSE(IsTooltipVisible());
EXPECT_FALSE(IsTooltipTimerRunning());
EXPECT_FALSE(IsTooltipShownTimerRunning());
// Moving the mouse inside |view1| should not change the state of the tooltip
// or the timers.
for (int i = 0; i < 50; i++) {
generator.MoveMouseBy(1, 0);
EXPECT_FALSE(IsTooltipVisible());
EXPECT_FALSE(IsTooltipTimerRunning());
EXPECT_FALSE(IsTooltipShownTimerRunning());
EXPECT_EQ(window,
Shell::GetPrimaryRootWindow()->GetEventHandlerForPoint(
generator.current_location()));
string16 expected_tooltip = ASCIIToUTF16("Tooltip Text for view 1");
EXPECT_EQ(expected_tooltip, aura::client::GetTooltipText(window));
EXPECT_EQ(expected_tooltip, GetTooltipText());
EXPECT_EQ(window, GetTooltipWindow());
}
// Now we move the mouse on to |view2|. It should re-start the tooltip timer.
generator.MoveMouseBy(1, 0);
EXPECT_TRUE(IsTooltipTimerRunning());
FireTooltipTimer();
EXPECT_TRUE(IsTooltipVisible());
EXPECT_TRUE(IsTooltipShownTimerRunning());
string16 expected_tooltip = ASCIIToUTF16("Tooltip Text for view 2");
EXPECT_EQ(expected_tooltip, aura::client::GetTooltipText(window));
EXPECT_EQ(expected_tooltip, GetTooltipText());
EXPECT_EQ(window, GetTooltipWindow());
}
TEST_F(TooltipControllerTest, TooltipsOnMultiDisplayShouldNotCrash) {
UpdateDisplay("1000x600,600x400");
Shell::RootWindowList root_windows = Shell::GetAllRootWindows();
scoped_ptr<views::Widget> widget1(CreateNewWidgetWithBounds(
gfx::Rect(10, 10, 100, 100)));
TooltipTestView* view1 = new TooltipTestView;
AddViewToWidgetAndResize(widget1.get(), view1);
view1->set_tooltip_text(ASCIIToUTF16("Tooltip Text for view 1"));
EXPECT_EQ(widget1->GetNativeView()->GetRootWindow(), root_windows[0]);
scoped_ptr<views::Widget> widget2(CreateNewWidgetWithBounds(
gfx::Rect(1200, 10, 100, 100)));
TooltipTestView* view2 = new TooltipTestView;
AddViewToWidgetAndResize(widget2.get(), view2);
view2->set_tooltip_text(ASCIIToUTF16("Tooltip Text for view 2"));
EXPECT_EQ(widget2->GetNativeView()->GetRootWindow(), root_windows[1]);
// Show tooltip on second display.
aura::test::EventGenerator generator(root_windows[1]);
generator.MoveMouseRelativeTo(widget2->GetNativeView(),
view2->bounds().CenterPoint());
FireTooltipTimer();
EXPECT_TRUE(IsTooltipVisible());
// Get rid of secondary display. This destroy's the tooltip's aura window. If
// we have handled this case, we will not crash in the following statement.
UpdateDisplay("1000x600");
EXPECT_FALSE(IsTooltipVisible());
EXPECT_EQ(widget2->GetNativeView()->GetRootWindow(), root_windows[0]);
// The tooltip should create a new aura window for itself, so we should still
// be able to show tooltips on the primary display.
aura::test::EventGenerator generator1(root_windows[0]);
generator1.MoveMouseRelativeTo(widget1->GetNativeView(),
view1->bounds().CenterPoint());
FireTooltipTimer();
EXPECT_TRUE(IsTooltipVisible());
}
} // namespace test
} // namespace ash
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