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event_unittest.cc
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event_unittest.cc
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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 "ui/events/event.h"
#include <stddef.h>
#include <stdint.h>
#include <limits>
#include <memory>
#include <string>
#include "base/callback_helpers.h"
#include "base/strings/strcat.h"
#include "base/test/metrics/histogram_tester.h"
#include "base/test/simple_test_tick_clock.h"
#include "base/test/task_environment.h"
#include "build/build_config.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "ui/base/ui_base_features.h"
#include "ui/events/event_constants.h"
#include "ui/events/event_utils.h"
#include "ui/events/keycodes/dom/dom_code.h"
#include "ui/events/keycodes/dom/keycode_converter.h"
#include "ui/events/keycodes/keyboard_code_conversion.h"
#include "ui/events/test/events_test_utils.h"
#include "ui/events/test/keyboard_layout.h"
#include "ui/events/test/test_event_target.h"
#include "ui/gfx/geometry/transform.h"
#if BUILDFLAG(IS_WIN)
#include "ui/events/win/events_win_utils.h"
#endif
namespace ui {
TEST(EventTest, NoNativeEvent) {
KeyEvent keyev(ET_KEY_PRESSED, VKEY_SPACE, EF_NONE);
EXPECT_FALSE(keyev.HasNativeEvent());
}
TEST(EventTest, NativeEvent) {
#if BUILDFLAG(IS_WIN)
CHROME_MSG native_event = {nullptr, WM_KEYUP, VKEY_A, 0};
KeyEvent keyev(native_event);
EXPECT_TRUE(keyev.HasNativeEvent());
#endif
}
TEST(EventTest, GetCharacter) {
ui::ScopedKeyboardLayout keyboard_layout(ui::KEYBOARD_LAYOUT_ENGLISH_US);
// Check if Control+Enter returns 10.
KeyEvent keyev1(ET_KEY_PRESSED, VKEY_RETURN, EF_CONTROL_DOWN);
EXPECT_EQ(10, keyev1.GetCharacter());
// Check if Enter returns 13.
KeyEvent keyev2(ET_KEY_PRESSED, VKEY_RETURN, EF_NONE);
EXPECT_EQ(13, keyev2.GetCharacter());
// Check if expected Unicode character was returned for a key combination
// contains Control.
// e.g. Control+Shift+2 produces U+200C on "Persian" keyboard.
// http://crbug.com/582453
KeyEvent keyev5(0x200C, VKEY_UNKNOWN, ui::DomCode::NONE,
EF_CONTROL_DOWN | EF_SHIFT_DOWN);
EXPECT_EQ(0x200C, keyev5.GetCharacter());
}
TEST(EventTest, ClickCount) {
const gfx::Point origin(0, 0);
MouseEvent mouseev(ET_MOUSE_PRESSED, origin, origin, EventTimeForNow(), 0, 0);
for (int i = 1; i <= 3; ++i) {
mouseev.SetClickCount(i);
EXPECT_EQ(i, mouseev.GetClickCount());
}
}
TEST(EventTest, RepeatedClick) {
const gfx::Point origin(0, 0);
MouseEvent event1(ET_MOUSE_PRESSED, origin, origin, EventTimeForNow(), 0, 0);
MouseEvent event2(ET_MOUSE_PRESSED, origin, origin, EventTimeForNow(), 0, 0);
LocatedEventTestApi test_event1(&event1);
LocatedEventTestApi test_event2(&event2);
base::TimeTicks start = base::TimeTicks::Now();
base::TimeTicks soon = start + base::Milliseconds(1);
base::TimeTicks later = start + base::Milliseconds(1000);
// Same time stamp (likely the same native event).
test_event1.set_location(gfx::Point(0, 0));
test_event2.set_location(gfx::Point(1, 0));
test_event1.set_time_stamp(start);
test_event2.set_time_stamp(start);
EXPECT_FALSE(MouseEvent::IsRepeatedClickEvent(event1, event2));
MouseEvent mouse_ev3(event1);
EXPECT_FALSE(MouseEvent::IsRepeatedClickEvent(event1, mouse_ev3));
// Close point.
test_event1.set_location(gfx::Point(0, 0));
test_event2.set_location(gfx::Point(1, 0));
test_event1.set_time_stamp(start);
test_event2.set_time_stamp(soon);
EXPECT_TRUE(MouseEvent::IsRepeatedClickEvent(event1, event2));
// Too far.
test_event1.set_location(gfx::Point(0, 0));
test_event2.set_location(gfx::Point(10, 0));
test_event1.set_time_stamp(start);
test_event2.set_time_stamp(soon);
EXPECT_FALSE(MouseEvent::IsRepeatedClickEvent(event1, event2));
// Too long a time between clicks.
test_event1.set_location(gfx::Point(0, 0));
test_event2.set_location(gfx::Point(0, 0));
test_event1.set_time_stamp(start);
test_event2.set_time_stamp(later);
EXPECT_FALSE(MouseEvent::IsRepeatedClickEvent(event1, event2));
}
// Automatic repeat flag setting is disabled on Lacros,
// because the repeated event is generated inside ui/ozone/platform/wayland
// and reliable.
TEST(EventTest, RepeatedKeyEvent) {
base::TimeTicks start = base::TimeTicks::Now();
base::TimeTicks time1 = start + base::Milliseconds(1);
base::TimeTicks time2 = start + base::Milliseconds(2);
base::TimeTicks time3 = start + base::Milliseconds(3);
KeyEvent event1(ET_KEY_PRESSED, VKEY_A, 0, start);
KeyEvent event2(ET_KEY_PRESSED, VKEY_A, 0, time1);
KeyEvent event3(ET_KEY_PRESSED, VKEY_A, EF_LEFT_MOUSE_BUTTON, time2);
KeyEvent event4(ET_KEY_PRESSED, VKEY_A, 0, time3);
event1.InitializeNative();
EXPECT_EQ(event1.flags() & EF_IS_REPEAT, 0);
event2.InitializeNative();
EXPECT_NE(event2.flags() & EF_IS_REPEAT, 0);
event3.InitializeNative();
EXPECT_NE(event3.flags() & EF_IS_REPEAT, 0);
event4.InitializeNative();
EXPECT_NE(event4.flags() & EF_IS_REPEAT, 0);
}
TEST(EventTest, NoRepeatedKeyEvent) {
// Temporarily set the global synthesize_key_repeat_enabled to false.
base::ScopedClosureRunner runner(base::BindOnce(
[](bool old_value) {
KeyEvent::SetSynthesizeKeyRepeatEnabled(old_value);
},
KeyEvent::IsSynthesizeKeyRepeatEnabled()));
KeyEvent::SetSynthesizeKeyRepeatEnabled(false);
base::TimeTicks start = base::TimeTicks::Now();
base::TimeTicks time1 = start + base::Milliseconds(1);
base::TimeTicks time2 = start + base::Milliseconds(2);
base::TimeTicks time3 = start + base::Milliseconds(3);
KeyEvent event1(ET_KEY_PRESSED, VKEY_A, 0, start);
KeyEvent event2(ET_KEY_PRESSED, VKEY_A, 0, time1);
KeyEvent event3(ET_KEY_PRESSED, VKEY_A, EF_LEFT_MOUSE_BUTTON, time2);
KeyEvent event4(ET_KEY_PRESSED, VKEY_A, 0, time3);
event1.InitializeNative();
EXPECT_EQ(event1.flags() & EF_IS_REPEAT, 0);
event2.InitializeNative();
EXPECT_EQ(event2.flags() & EF_IS_REPEAT, 0);
event3.InitializeNative();
EXPECT_EQ(event3.flags() & EF_IS_REPEAT, 0);
event4.InitializeNative();
EXPECT_EQ(event4.flags() & EF_IS_REPEAT, 0);
}
// Tests that re-processing the same mouse press event (detected by timestamp)
// does not yield a double click event: http://crbug.com/389162
TEST(EventTest, DoubleClickRequiresUniqueTimestamp) {
const gfx::Point point(0, 0);
base::TimeTicks time1 = base::TimeTicks::Now();
base::TimeTicks time2 = time1 + base::Milliseconds(1);
// Re-processing the same press doesn't yield a double-click.
MouseEvent event(ET_MOUSE_PRESSED, point, point, time1, 0, 0);
EXPECT_EQ(1, MouseEvent::GetRepeatCount(event));
EXPECT_EQ(1, MouseEvent::GetRepeatCount(event));
// Processing a press with the same timestamp doesn't yield a double-click.
event = MouseEvent(ET_MOUSE_PRESSED, point, point, time1, 0, 0);
EXPECT_EQ(1, MouseEvent::GetRepeatCount(event));
// Processing a press with a later timestamp does yield a double-click.
event = MouseEvent(ET_MOUSE_PRESSED, point, point, time2, 0, 0);
EXPECT_EQ(2, MouseEvent::GetRepeatCount(event));
MouseEvent::ResetLastClickForTest();
// Test processing a double press and release sequence with one timestamp.
event = MouseEvent(ET_MOUSE_PRESSED, point, point, time1, 0, 0);
EXPECT_EQ(1, MouseEvent::GetRepeatCount(event));
event = MouseEvent(ET_MOUSE_RELEASED, point, point, time1, 0, 0);
EXPECT_EQ(1, MouseEvent::GetRepeatCount(event));
event = MouseEvent(ET_MOUSE_PRESSED, point, point, time1, 0, 0);
EXPECT_EQ(1, MouseEvent::GetRepeatCount(event));
event = MouseEvent(ET_MOUSE_RELEASED, point, point, time1, 0, 0);
EXPECT_EQ(1, MouseEvent::GetRepeatCount(event));
MouseEvent::ResetLastClickForTest();
// Test processing a double press and release sequence with two timestamps.
event = MouseEvent(ET_MOUSE_PRESSED, point, point, time1, 0, 0);
EXPECT_EQ(1, MouseEvent::GetRepeatCount(event));
event = MouseEvent(ET_MOUSE_RELEASED, point, point, time1, 0, 0);
EXPECT_EQ(1, MouseEvent::GetRepeatCount(event));
event = MouseEvent(ET_MOUSE_PRESSED, point, point, time2, 0, 0);
EXPECT_EQ(2, MouseEvent::GetRepeatCount(event));
event = MouseEvent(ET_MOUSE_RELEASED, point, point, time2, 0, 0);
EXPECT_EQ(2, MouseEvent::GetRepeatCount(event));
MouseEvent::ResetLastClickForTest();
}
// Tests that right clicking, then left clicking does not yield double clicks.
TEST(EventTest, SingleClickRightLeft) {
const gfx::Point point(0, 0);
base::TimeTicks time1 = base::TimeTicks::Now();
base::TimeTicks time2 = time1 + base::Milliseconds(1);
base::TimeTicks time3 = time1 + base::Milliseconds(2);
MouseEvent event(ET_MOUSE_PRESSED, point, point, time1,
ui::EF_RIGHT_MOUSE_BUTTON, ui::EF_RIGHT_MOUSE_BUTTON);
EXPECT_EQ(1, MouseEvent::GetRepeatCount(event));
event = MouseEvent(ET_MOUSE_PRESSED, point, point, time2,
ui::EF_LEFT_MOUSE_BUTTON, ui::EF_LEFT_MOUSE_BUTTON);
EXPECT_EQ(1, MouseEvent::GetRepeatCount(event));
event = MouseEvent(ET_MOUSE_RELEASED, point, point, time2,
ui::EF_LEFT_MOUSE_BUTTON, ui::EF_LEFT_MOUSE_BUTTON);
EXPECT_EQ(1, MouseEvent::GetRepeatCount(event));
event = MouseEvent(ET_MOUSE_PRESSED, point, point, time3,
ui::EF_LEFT_MOUSE_BUTTON, ui::EF_LEFT_MOUSE_BUTTON);
EXPECT_EQ(2, MouseEvent::GetRepeatCount(event));
MouseEvent::ResetLastClickForTest();
}
TEST(EventTest, KeyEvent) {
ui::ScopedKeyboardLayout keyboard_layout(ui::KEYBOARD_LAYOUT_ENGLISH_US);
static const struct {
KeyboardCode key_code;
int flags;
uint16_t character;
} kTestData[] = {
{VKEY_A, 0, 'a'},
{VKEY_A, EF_SHIFT_DOWN, 'A'},
{VKEY_A, EF_CAPS_LOCK_ON, 'A'},
{VKEY_A, EF_SHIFT_DOWN | EF_CAPS_LOCK_ON, 'a'},
{VKEY_A, EF_CONTROL_DOWN, 0x01},
{VKEY_A, EF_SHIFT_DOWN | EF_CONTROL_DOWN, '\x01'},
{VKEY_Z, 0, 'z'},
{VKEY_Z, EF_SHIFT_DOWN, 'Z'},
{VKEY_Z, EF_CAPS_LOCK_ON, 'Z'},
{VKEY_Z, EF_SHIFT_DOWN | EF_CAPS_LOCK_ON, 'z'},
{VKEY_Z, EF_CONTROL_DOWN, '\x1A'},
{VKEY_Z, EF_SHIFT_DOWN | EF_CONTROL_DOWN, '\x1A'},
{VKEY_2, EF_CONTROL_DOWN, '\x12'},
{VKEY_2, EF_SHIFT_DOWN | EF_CONTROL_DOWN, '\0'},
{VKEY_6, EF_CONTROL_DOWN, '\x16'},
{VKEY_6, EF_SHIFT_DOWN | EF_CONTROL_DOWN, '\x1E'},
{VKEY_OEM_MINUS, EF_CONTROL_DOWN, '\x0D'},
{VKEY_OEM_MINUS, EF_SHIFT_DOWN | EF_CONTROL_DOWN, '\x1F'},
{VKEY_OEM_4, EF_CONTROL_DOWN, '\x1B'},
{VKEY_OEM_4, EF_SHIFT_DOWN | EF_CONTROL_DOWN, '\x1B'},
{VKEY_OEM_5, EF_CONTROL_DOWN, '\x1C'},
{VKEY_OEM_5, EF_SHIFT_DOWN | EF_CONTROL_DOWN, '\x1C'},
{VKEY_OEM_6, EF_CONTROL_DOWN, '\x1D'},
{VKEY_OEM_6, EF_SHIFT_DOWN | EF_CONTROL_DOWN, '\x1D'},
{VKEY_RETURN, EF_CONTROL_DOWN, '\x0A'},
{VKEY_0, 0, '0'},
{VKEY_0, EF_SHIFT_DOWN, ')'},
{VKEY_0, EF_SHIFT_DOWN | EF_CAPS_LOCK_ON, ')'},
{VKEY_0, EF_SHIFT_DOWN | EF_CONTROL_DOWN, '\x09'},
{VKEY_9, 0, '9'},
{VKEY_9, EF_SHIFT_DOWN, '('},
{VKEY_9, EF_SHIFT_DOWN | EF_CAPS_LOCK_ON, '('},
{VKEY_9, EF_SHIFT_DOWN | EF_CONTROL_DOWN, '\x08'},
{VKEY_NUMPAD0, EF_CONTROL_DOWN, '\x10'},
{VKEY_NUMPAD0, EF_SHIFT_DOWN, '0'},
{VKEY_NUMPAD9, EF_CONTROL_DOWN, '\x19'},
{VKEY_NUMPAD9, EF_SHIFT_DOWN, '9'},
{VKEY_TAB, EF_NONE, '\t'},
{VKEY_TAB, EF_CONTROL_DOWN, '\t'},
{VKEY_TAB, EF_SHIFT_DOWN, '\t'},
{VKEY_MULTIPLY, EF_CONTROL_DOWN, '\x0A'},
{VKEY_MULTIPLY, EF_SHIFT_DOWN, '*'},
{VKEY_ADD, EF_CONTROL_DOWN, '\x0B'},
{VKEY_ADD, EF_SHIFT_DOWN, '+'},
{VKEY_SUBTRACT, EF_CONTROL_DOWN, '\x0D'},
{VKEY_SUBTRACT, EF_SHIFT_DOWN, '-'},
{VKEY_DECIMAL, EF_CONTROL_DOWN, '\x0E'},
{VKEY_DECIMAL, EF_SHIFT_DOWN, '.'},
{VKEY_DIVIDE, EF_CONTROL_DOWN, '\x0F'},
{VKEY_DIVIDE, EF_SHIFT_DOWN, '/'},
{VKEY_OEM_1, EF_CONTROL_DOWN, '\x1B'},
{VKEY_OEM_1, EF_SHIFT_DOWN, ':'},
{VKEY_OEM_PLUS, EF_CONTROL_DOWN, '\x1D'},
{VKEY_OEM_PLUS, EF_SHIFT_DOWN, '+'},
{VKEY_OEM_COMMA, EF_CONTROL_DOWN, '\x0C'},
{VKEY_OEM_COMMA, EF_SHIFT_DOWN, '<'},
{VKEY_OEM_PERIOD, EF_CONTROL_DOWN, '\x0E'},
{VKEY_OEM_PERIOD, EF_SHIFT_DOWN, '>'},
{VKEY_OEM_3, EF_CONTROL_DOWN, '\x0'},
{VKEY_OEM_3, EF_SHIFT_DOWN, '~'},
};
for (size_t i = 0; i < std::size(kTestData); ++i) {
KeyEvent key(ET_KEY_PRESSED, kTestData[i].key_code, kTestData[i].flags);
EXPECT_EQ(kTestData[i].character, key.GetCharacter())
<< " Index:" << i << " key_code:" << kTestData[i].key_code;
}
}
TEST(EventTest, KeyEventDirectUnicode) {
KeyEvent key(0x1234U, ui::VKEY_UNKNOWN, ui::DomCode::NONE, ui::EF_NONE);
EXPECT_EQ(0x1234U, key.GetCharacter());
EXPECT_EQ(ET_KEY_PRESSED, key.type());
EXPECT_TRUE(key.is_char());
}
TEST(EventTest, NormalizeKeyEventFlags) {
// Do not normalize flags for synthesized events without
// KeyEvent::NormalizeFlags called explicitly.
{
KeyEvent keyev(ET_KEY_PRESSED, VKEY_SHIFT, EF_SHIFT_DOWN);
EXPECT_EQ(EF_SHIFT_DOWN, keyev.flags());
}
{
KeyEvent keyev(ET_KEY_RELEASED, VKEY_SHIFT, EF_SHIFT_DOWN);
EXPECT_EQ(EF_SHIFT_DOWN, keyev.flags());
keyev.NormalizeFlags();
EXPECT_EQ(EF_NONE, keyev.flags());
}
{
KeyEvent keyev(ET_KEY_PRESSED, VKEY_CONTROL, EF_CONTROL_DOWN);
EXPECT_EQ(EF_CONTROL_DOWN, keyev.flags());
}
{
KeyEvent keyev(ET_KEY_RELEASED, VKEY_CONTROL, EF_CONTROL_DOWN);
EXPECT_EQ(EF_CONTROL_DOWN, keyev.flags());
keyev.NormalizeFlags();
EXPECT_EQ(EF_NONE, keyev.flags());
}
{
KeyEvent keyev(ET_KEY_PRESSED, VKEY_MENU, EF_ALT_DOWN);
EXPECT_EQ(EF_ALT_DOWN, keyev.flags());
}
{
KeyEvent keyev(ET_KEY_RELEASED, VKEY_MENU, EF_ALT_DOWN);
EXPECT_EQ(EF_ALT_DOWN, keyev.flags());
keyev.NormalizeFlags();
EXPECT_EQ(EF_NONE, keyev.flags());
}
}
TEST(EventTest, KeyEventCopy) {
KeyEvent key(ET_KEY_PRESSED, VKEY_A, EF_NONE);
std::unique_ptr<KeyEvent> copied_key(new KeyEvent(key));
EXPECT_EQ(copied_key->type(), key.type());
EXPECT_EQ(copied_key->key_code(), key.key_code());
}
TEST(EventTest, KeyEventCode) {
const DomCode kDomCodeForSpace = DomCode::SPACE;
const char kCodeForSpace[] = "Space";
ASSERT_EQ(kDomCodeForSpace,
ui::KeycodeConverter::CodeStringToDomCode(kCodeForSpace));
const int kNativeCodeSpace =
ui::KeycodeConverter::DomCodeToNativeKeycode(kDomCodeForSpace);
ASSERT_NE(ui::KeycodeConverter::InvalidNativeKeycode(), kNativeCodeSpace);
ASSERT_EQ(kNativeCodeSpace,
ui::KeycodeConverter::DomCodeToNativeKeycode(kDomCodeForSpace));
{
KeyEvent key(ET_KEY_PRESSED, VKEY_SPACE, kDomCodeForSpace, EF_NONE);
EXPECT_EQ(kCodeForSpace, key.GetCodeString());
}
{
// Regardless the KeyEvent.key_code (VKEY_RETURN), code should be
// the specified value.
KeyEvent key(ET_KEY_PRESSED, VKEY_RETURN, kDomCodeForSpace, EF_NONE);
EXPECT_EQ(kCodeForSpace, key.GetCodeString());
}
{
// If the synthetic event is initialized without code, the code is
// determined from the KeyboardCode assuming a US keyboard layout.
KeyEvent key(ET_KEY_PRESSED, VKEY_SPACE, EF_NONE);
EXPECT_EQ(kCodeForSpace, key.GetCodeString());
}
#if BUILDFLAG(IS_WIN)
{
// Test a non extended key.
ASSERT_EQ((kNativeCodeSpace & 0xFF), kNativeCodeSpace);
const LPARAM lParam = GetLParamFromScanCode(kNativeCodeSpace);
CHROME_MSG native_event = {nullptr, WM_KEYUP, VKEY_SPACE, lParam};
KeyEvent key(native_event);
// KeyEvent converts from the native keycode (scan code) to the code.
EXPECT_EQ(kCodeForSpace, key.GetCodeString());
}
{
const char kCodeForHome[] = "Home";
const uint16_t kNativeCodeHome = 0xe047;
// 'Home' is an extended key with 0xe000 bits.
ASSERT_NE((kNativeCodeHome & 0xFF), kNativeCodeHome);
const LPARAM lParam = GetLParamFromScanCode(kNativeCodeHome);
CHROME_MSG native_event = {nullptr, WM_KEYUP, VKEY_HOME, lParam};
KeyEvent key(native_event);
// KeyEvent converts from the native keycode (scan code) to the code.
EXPECT_EQ(kCodeForHome, key.GetCodeString());
}
#endif // BUILDFLAG(IS_WIN)
}
TEST(EventTest, TouchEventRadiusDefaultsToOtherAxis) {
const base::TimeTicks time = base::TimeTicks::Now();
const float non_zero_length1 = 30;
const float non_zero_length2 = 46;
TouchEvent event1(ui::ET_TOUCH_PRESSED, gfx::Point(0, 0), time,
PointerDetails(ui::EventPointerType::kTouch,
/* pointer_id*/ 0,
/* radius_x */ non_zero_length1,
/* radius_y */ 0.0f,
/* force */ 0));
EXPECT_EQ(non_zero_length1, event1.pointer_details().radius_x);
EXPECT_EQ(non_zero_length1, event1.pointer_details().radius_y);
TouchEvent event2(ui::ET_TOUCH_PRESSED, gfx::Point(0, 0), time,
PointerDetails(ui::EventPointerType::kTouch,
/* pointer_id*/ 0,
/* radius_x */ 0.0f,
/* radius_y */ non_zero_length2,
/* force */ 0));
EXPECT_EQ(non_zero_length2, event2.pointer_details().radius_x);
EXPECT_EQ(non_zero_length2, event2.pointer_details().radius_y);
}
TEST(EventTest, TouchEventRotationAngleFixing) {
const base::TimeTicks time = base::TimeTicks::Now();
const float radius_x = 20;
const float radius_y = 10;
{
const float angle_in_range = 0;
TouchEvent event(ui::ET_TOUCH_PRESSED, gfx::Point(0, 0), time,
PointerDetails(ui::EventPointerType::kTouch,
/* pointer_id*/ 0, radius_x, radius_y,
/* force */ 0, angle_in_range),
0);
EXPECT_FLOAT_EQ(angle_in_range, event.ComputeRotationAngle());
}
{
const float angle_in_range = 179.9f;
TouchEvent event(ui::ET_TOUCH_PRESSED, gfx::Point(0, 0), time,
PointerDetails(ui::EventPointerType::kTouch,
/* pointer_id*/ 0, radius_x, radius_y,
/* force */ 0, angle_in_range),
0);
EXPECT_FLOAT_EQ(angle_in_range, event.ComputeRotationAngle());
}
{
const float angle_negative = -0.1f;
TouchEvent event(ui::ET_TOUCH_PRESSED, gfx::Point(0, 0), time,
PointerDetails(ui::EventPointerType::kTouch,
/* pointer_id*/ 0, radius_x, radius_y,
/* force */ 0, angle_negative),
0);
EXPECT_FLOAT_EQ(180 - 0.1f, event.ComputeRotationAngle());
}
{
const float angle_negative = -200;
TouchEvent event(ui::ET_TOUCH_PRESSED, gfx::Point(0, 0), time,
PointerDetails(ui::EventPointerType::kTouch,
/* pointer_id*/ 0, radius_x, radius_y,
/* force */ 0, angle_negative),
0);
EXPECT_FLOAT_EQ(360 - 200, event.ComputeRotationAngle());
}
{
const float angle_too_big = 180;
TouchEvent event(ui::ET_TOUCH_PRESSED, gfx::Point(0, 0), time,
PointerDetails(ui::EventPointerType::kTouch,
/* pointer_id*/ 0, radius_x, radius_y,
/* force */ 0, angle_too_big),
0);
EXPECT_FLOAT_EQ(0, event.ComputeRotationAngle());
}
{
const float angle_too_big = 400;
TouchEvent event(ui::ET_TOUCH_PRESSED, gfx::Point(0, 0), time,
PointerDetails(ui::EventPointerType::kTouch,
/* pointer_id*/ 0, radius_x, radius_y,
/* force */ 0, angle_too_big),
0);
EXPECT_FLOAT_EQ(400 - 360, event.ComputeRotationAngle());
}
}
TEST(EventTest, PointerDetailsTouch) {
ui::TouchEvent touch_event_plain(
ET_TOUCH_PRESSED, gfx::Point(0, 0), ui::EventTimeForNow(),
PointerDetails(ui::EventPointerType::kTouch, 0));
EXPECT_EQ(EventPointerType::kTouch,
touch_event_plain.pointer_details().pointer_type);
EXPECT_EQ(0.0f, touch_event_plain.pointer_details().radius_x);
EXPECT_EQ(0.0f, touch_event_plain.pointer_details().radius_y);
EXPECT_TRUE(std::isnan(touch_event_plain.pointer_details().force));
EXPECT_EQ(0.0f, touch_event_plain.pointer_details().tilt_x);
EXPECT_EQ(0.0f, touch_event_plain.pointer_details().tilt_y);
ui::TouchEvent touch_event_with_details(
ET_TOUCH_PRESSED, gfx::Point(0, 0), ui::EventTimeForNow(),
PointerDetails(ui::EventPointerType::kTouch,
/* pointer_id*/ 0,
/* radius_x */ 10.0f,
/* radius_y */ 5.0f,
/* force */ 15.0f));
EXPECT_EQ(EventPointerType::kTouch,
touch_event_with_details.pointer_details().pointer_type);
EXPECT_EQ(10.0f, touch_event_with_details.pointer_details().radius_x);
EXPECT_EQ(5.0f, touch_event_with_details.pointer_details().radius_y);
EXPECT_EQ(15.0f, touch_event_with_details.pointer_details().force);
EXPECT_EQ(0.0f, touch_event_with_details.pointer_details().tilt_x);
EXPECT_EQ(0.0f, touch_event_with_details.pointer_details().tilt_y);
ui::TouchEvent touch_event_copy(touch_event_with_details);
EXPECT_EQ(touch_event_with_details.pointer_details(),
touch_event_copy.pointer_details());
}
TEST(EventTest, PointerDetailsMouse) {
ui::MouseEvent mouse_event(ET_MOUSE_PRESSED, gfx::Point(0, 0),
gfx::Point(0, 0), ui::EventTimeForNow(), 0, 0);
EXPECT_EQ(EventPointerType::kMouse,
mouse_event.pointer_details().pointer_type);
EXPECT_EQ(0.0f, mouse_event.pointer_details().radius_x);
EXPECT_EQ(0.0f, mouse_event.pointer_details().radius_y);
EXPECT_TRUE(std::isnan(mouse_event.pointer_details().force));
EXPECT_EQ(0.0f, mouse_event.pointer_details().tilt_x);
EXPECT_EQ(0.0f, mouse_event.pointer_details().tilt_y);
ui::MouseEvent mouse_event_copy(mouse_event);
EXPECT_EQ(mouse_event.pointer_details(), mouse_event_copy.pointer_details());
}
TEST(EventTest, PointerDetailsStylus) {
ui::PointerDetails pointer_details(EventPointerType::kPen,
/* pointer_id*/ 0,
/* radius_x */ 0.0f,
/* radius_y */ 0.0f,
/* force */ 21.0f,
/* twist */ 196,
/* tilt_x */ 45.0f,
/* tilt_y */ -45.0f,
/* tangential_pressure */ 0.7f);
ui::MouseEvent stylus_event(ET_MOUSE_PRESSED, gfx::Point(0, 0),
gfx::Point(0, 0), ui::EventTimeForNow(), 0, 0,
pointer_details);
EXPECT_EQ(EventPointerType::kPen,
stylus_event.pointer_details().pointer_type);
EXPECT_EQ(21.0f, stylus_event.pointer_details().force);
EXPECT_EQ(45.0f, stylus_event.pointer_details().tilt_x);
EXPECT_EQ(-45.0f, stylus_event.pointer_details().tilt_y);
EXPECT_EQ(0.0f, stylus_event.pointer_details().radius_x);
EXPECT_EQ(0.0f, stylus_event.pointer_details().radius_y);
EXPECT_EQ(0.7f, stylus_event.pointer_details().tangential_pressure);
EXPECT_EQ(196, stylus_event.pointer_details().twist);
ui::MouseEvent stylus_event_copy(stylus_event);
EXPECT_EQ(stylus_event.pointer_details(),
stylus_event_copy.pointer_details());
}
TEST(EventTest, PointerDetailsCustomTouch) {
ui::TouchEvent touch_event(ET_TOUCH_PRESSED, gfx::Point(0, 0),
ui::EventTimeForNow(),
PointerDetails(ui::EventPointerType::kTouch, 0));
EXPECT_EQ(EventPointerType::kTouch,
touch_event.pointer_details().pointer_type);
EXPECT_EQ(0.0f, touch_event.pointer_details().radius_x);
EXPECT_EQ(0.0f, touch_event.pointer_details().radius_y);
EXPECT_TRUE(std::isnan(touch_event.pointer_details().force));
EXPECT_EQ(0.0f, touch_event.pointer_details().tilt_x);
EXPECT_EQ(0.0f, touch_event.pointer_details().tilt_y);
ui::PointerDetails pointer_details(EventPointerType::kPen,
/* pointer_id*/ 0,
/* radius_x */ 5.0f,
/* radius_y */ 6.0f,
/* force */ 21.0f,
/* twist */ 196,
/* tilt_x */ 45.0f,
/* tilt_y */ -45.0f,
/* tangential_pressure */ 0.7f);
touch_event.SetPointerDetailsForTest(pointer_details);
EXPECT_EQ(EventPointerType::kPen, touch_event.pointer_details().pointer_type);
EXPECT_EQ(21.0f, touch_event.pointer_details().force);
EXPECT_EQ(45.0f, touch_event.pointer_details().tilt_x);
EXPECT_EQ(-45.0f, touch_event.pointer_details().tilt_y);
EXPECT_EQ(5.0f, touch_event.pointer_details().radius_x);
EXPECT_EQ(6.0f, touch_event.pointer_details().radius_y);
EXPECT_EQ(0.7f, touch_event.pointer_details().tangential_pressure);
EXPECT_EQ(196, touch_event.pointer_details().twist);
ui::TouchEvent touch_event_copy(touch_event);
EXPECT_EQ(touch_event.pointer_details(), touch_event_copy.pointer_details());
}
TEST(EventTest, MouseEventLatencyUIComponentExists) {
const gfx::Point origin(0, 0);
MouseEvent mouseev(ET_MOUSE_PRESSED, origin, origin, EventTimeForNow(), 0, 0);
EXPECT_TRUE(mouseev.latency()->FindLatency(
ui::INPUT_EVENT_LATENCY_UI_COMPONENT, nullptr));
}
TEST(EventTest, MouseWheelEventLatencyUIComponentExists) {
const gfx::Point origin(0, 0);
MouseWheelEvent mouseWheelev(gfx::Vector2d(), origin, origin,
EventTimeForNow(), 0, 0);
EXPECT_TRUE(mouseWheelev.latency()->FindLatency(
ui::INPUT_EVENT_LATENCY_UI_COMPONENT, nullptr));
}
TEST(EventTest, MouseWheelEventLinearTickCalculation) {
const gfx::Point origin;
MouseWheelEvent mouse_wheel_ev(
gfx::Vector2d(-2 * MouseWheelEvent::kWheelDelta,
MouseWheelEvent::kWheelDelta),
origin, origin, EventTimeForNow(), 0, 0);
EXPECT_EQ(mouse_wheel_ev.tick_120ths().x(), -240);
EXPECT_EQ(mouse_wheel_ev.tick_120ths().y(), 120);
}
TEST(EventTest, OrdinalMotionConversion) {
const gfx::Point origin(0, 0);
const gfx::Vector2dF movement(2.67, 3.14);
// Model conversion depends on the class having a specific static method.
struct OrdinalMotionConversionModel {
static void ConvertPointToTarget(const OrdinalMotionConversionModel*,
const OrdinalMotionConversionModel*,
gfx::Point*) {
// Do nothing.
}
} src, dst;
MouseEvent mouseev1(ET_MOUSE_PRESSED, origin, origin, EventTimeForNow(), 0,
0);
MouseEvent::DispatcherApi(&mouseev1).set_movement(movement);
EXPECT_EQ(mouseev1.movement(), movement);
EXPECT_TRUE(mouseev1.flags() & EF_UNADJUSTED_MOUSE);
MouseEvent mouseev2(mouseev1, &src, &dst);
EXPECT_EQ(mouseev2.movement(), movement);
EXPECT_TRUE(mouseev2.flags() & EF_UNADJUSTED_MOUSE);
// Setting the flags in construction should override the model's.
MouseEvent mouseev3(mouseev1, &src, &dst, EventType::ET_MOUSE_MOVED,
/* flags */ 0);
EXPECT_EQ(mouseev3.movement(), movement);
EXPECT_FALSE(mouseev3.flags() & EF_UNADJUSTED_MOUSE);
}
// Checks that Event.Latency.OS2.MOUSE_WHEEL histogram is computed properly.
TEST(EventTest, EventLatencyOSMouseWheelHistogram) {
#if BUILDFLAG(IS_WIN)
base::HistogramTester histogram_tester;
CHROME_MSG event = {nullptr, WM_MOUSEWHEEL, 0, 0};
MouseWheelEvent mouseWheelEvent(event);
histogram_tester.ExpectTotalCount("Event.Latency.OS2.MOUSE_WHEEL", 1);
#endif
}
TEST(EventTest, UpdateForRootTransformation) {
gfx::Transform identity_transform;
const gfx::Point location(10, 10);
const gfx::Point root_location(20, 20);
const gfx::PointF f_location(10, 10);
const gfx::PointF f_root_location(20, 20);
// A mouse event that is untargeted should reset the root location when
// transformed. Though the events start out with different locations and
// root_locations, they should be equal afterwards.
ui::MouseEvent untargeted(ET_MOUSE_PRESSED, location, root_location,
EventTimeForNow(), 0, 0);
untargeted.UpdateForRootTransform(identity_transform, identity_transform);
EXPECT_EQ(location, untargeted.location());
EXPECT_EQ(location, untargeted.root_location());
ui::test::TestEventTarget target;
// A touch event should behave the same way as others.
{
PointerDetails pointer_details(EventPointerType::kTouch, 0 /* pointer id */,
3, 4, 50, 0 /* twist */, 0, 0);
ui::TouchEvent targeted(ET_TOUCH_PRESSED, f_location, f_root_location,
EventTimeForNow(), pointer_details);
targeted.UpdateForRootTransform(identity_transform, identity_transform);
EXPECT_EQ(location, targeted.location());
EXPECT_EQ(location, targeted.root_location());
EXPECT_EQ(pointer_details, targeted.pointer_details());
}
// A touch event should scale the same way as others.
{
// Targeted event with 2x and 3x scales.
gfx::Transform transform2x;
transform2x.Scale(2, 2);
gfx::Transform transform3x;
transform3x.Scale(3, 3);
PointerDetails pointer_details(EventPointerType::kTouch, 0 /* pointer id */,
3, 4, 50, 0 /* twist */, 17.2 /* tilt_x */,
-28.3 /* tilt_y */);
ui::TouchEvent targeted(ET_TOUCH_PRESSED, f_location, f_root_location,
EventTimeForNow(), pointer_details);
targeted.UpdateForRootTransform(transform2x, transform3x);
auto updated_location = ScalePoint(f_location, 2.0f);
EXPECT_EQ(updated_location, targeted.location_f());
EXPECT_EQ(updated_location, targeted.root_location_f());
auto updated_pointer_details(pointer_details);
updated_pointer_details.radius_x *= 2;
updated_pointer_details.radius_y *= 2;
EXPECT_EQ(updated_pointer_details, targeted.pointer_details())
<< " orig: " << pointer_details.ToString() << " vs "
<< targeted.pointer_details().ToString();
}
// A touch event should rotate appropriately.
{
// Rotate by 90 degrees, then scale by a half or 0.75 (depending on axis),
// and then offset by 720/1080. Note that the offset should have no impact
// on vectors, i.e. radius.
// The scale happens after rotation, so x should be 0.75 * the y.
gfx::Transform rotate90;
rotate90.Rotate(90.0f);
rotate90.Translate(gfx::Vector2dF(720.0f, 1080.0f));
rotate90.Scale(0.5, 0.75);
gfx::Transform transform3x;
transform3x.Scale(3, 3);
PointerDetails pointer_details(EventPointerType::kTouch, 0 /* pointer id */,
3, 4, 50, 0 /* twist */, -17.4 /* tilt_x */,
31.2 /* tilt_y */);
ui::TouchEvent targeted(ET_TOUCH_PRESSED, f_location, f_root_location,
EventTimeForNow(), pointer_details);
Event::DispatcherApi(&targeted).set_target(&target);
targeted.UpdateForRootTransform(rotate90, transform3x);
auto updated_pointer_details(pointer_details);
updated_pointer_details.radius_x = pointer_details.radius_y * 0.75;
updated_pointer_details.radius_y = pointer_details.radius_x * 0.5;
updated_pointer_details.tilt_x = -31.2;
updated_pointer_details.tilt_y = -17.4;
EXPECT_EQ(updated_pointer_details, targeted.pointer_details())
<< " orig: " << updated_pointer_details.ToString() << " vs "
<< targeted.pointer_details().ToString();
}
// A mouse event that is targeted should not set the root location to the
// local location. They start with different locations and should stay
// unequal after a transform is applied.
{
ui::MouseEvent targeted(ET_MOUSE_PRESSED, location, root_location,
EventTimeForNow(), 0, 0);
Event::DispatcherApi(&targeted).set_target(&target);
targeted.UpdateForRootTransform(identity_transform, identity_transform);
EXPECT_EQ(location, targeted.location());
EXPECT_EQ(root_location, targeted.root_location());
}
{
// Targeted event with 2x and 3x scales.
gfx::Transform transform2x;
transform2x.Scale(2, 2);
gfx::Transform transform3x;
transform3x.Scale(3, 3);
ui::MouseEvent targeted(ET_MOUSE_PRESSED, location, root_location,
EventTimeForNow(), 0, 0);
Event::DispatcherApi(&targeted).set_target(&target);
targeted.UpdateForRootTransform(transform2x, transform3x);
EXPECT_EQ(gfx::Point(30, 30), targeted.location());
EXPECT_EQ(gfx::Point(40, 40), targeted.root_location());
}
}
TEST(EventTest, OperatorEqual) {
MouseEvent m1(ET_MOUSE_PRESSED, gfx::Point(1, 2), gfx::Point(2, 3),
EventTimeForNow(), EF_LEFT_MOUSE_BUTTON, EF_RIGHT_MOUSE_BUTTON);
base::flat_map<std::string, std::vector<uint8_t>> properties;
properties["a"] = {1u};
m1.SetProperties(properties);
EXPECT_EQ(properties, *(m1.properties()));
MouseEvent m2(ET_MOUSE_RELEASED, gfx::Point(11, 21), gfx::Point(2, 2),
EventTimeForNow(), EF_RIGHT_MOUSE_BUTTON, EF_LEFT_MOUSE_BUTTON);
m2 = m1;
ASSERT_TRUE(m2.properties());
EXPECT_EQ(properties, *(m2.properties()));
}
// Verifies that ToString() generates something and doesn't crash. The specific
// format isn't important.
TEST(EventTest, ToStringNotEmpty) {
MouseEvent mouse_event(ET_MOUSE_PRESSED, gfx::Point(1, 2), gfx::Point(2, 3),
EventTimeForNow(), EF_LEFT_MOUSE_BUTTON,
EF_RIGHT_MOUSE_BUTTON);
EXPECT_FALSE(mouse_event.ToString().empty());
ScrollEvent scroll_event(ET_SCROLL, gfx::Point(1, 2), EventTimeForNow(),
EF_NONE, 1.f, 2.f, 3.f, 4.f, 1);
EXPECT_FALSE(scroll_event.ToString().empty());
}
#if BUILDFLAG(IS_WIN)
namespace {
const struct AltGraphEventTestCase {
KeyboardCode key_code;
KeyboardLayout layout;
std::vector<KeyboardCode> modifier_key_codes;
int expected_flags;
} kAltGraphEventTestCases[] = {
// US English -> AltRight never behaves as AltGraph.
{VKEY_C,
KEYBOARD_LAYOUT_ENGLISH_US,
{VKEY_RMENU, VKEY_LCONTROL, VKEY_MENU, VKEY_CONTROL},
EF_ALT_DOWN | EF_CONTROL_DOWN},
{VKEY_E,
KEYBOARD_LAYOUT_ENGLISH_US,
{VKEY_RMENU, VKEY_LCONTROL, VKEY_MENU, VKEY_CONTROL},
EF_ALT_DOWN | EF_CONTROL_DOWN},
// French -> Always expect AltGraph if VKEY_RMENU is pressed.
{VKEY_C,
KEYBOARD_LAYOUT_FRENCH,
{VKEY_RMENU, VKEY_LCONTROL, VKEY_MENU, VKEY_CONTROL},
EF_ALTGR_DOWN},
{VKEY_E,
KEYBOARD_LAYOUT_FRENCH,
{VKEY_RMENU, VKEY_LCONTROL, VKEY_MENU, VKEY_CONTROL},
EF_ALTGR_DOWN},
// French -> Expect Control+Alt is AltGraph on AltGraph-shifted keys.
{VKEY_C,
KEYBOARD_LAYOUT_FRENCH,
{VKEY_LMENU, VKEY_LCONTROL, VKEY_MENU, VKEY_CONTROL},
EF_ALT_DOWN | EF_CONTROL_DOWN},
{VKEY_E,
KEYBOARD_LAYOUT_FRENCH,
{VKEY_LMENU, VKEY_LCONTROL, VKEY_MENU, VKEY_CONTROL},
EF_ALTGR_DOWN},
};
class AltGraphEventTest
: public testing::TestWithParam<std::tuple<UINT, AltGraphEventTestCase>> {
public:
AltGraphEventTest()
: msg_({nullptr, message_type(),
static_cast<WPARAM>(test_case().key_code)}) {
// Save the current keyboard layout and state, to restore later.
CHECK(GetKeyboardState(original_keyboard_state_));
original_keyboard_layout_ = GetKeyboardLayout(0);
// Configure specified layout, and update keyboard state for specified
// modifier keys.
CHECK(ActivateKeyboardLayout(GetPlatformKeyboardLayout(test_case().layout),
0));
BYTE test_keyboard_state[256] = {};
for (const auto& key_code : test_case().modifier_key_codes)
test_keyboard_state[key_code] = 0x80;
CHECK(SetKeyboardState(test_keyboard_state));
}
~AltGraphEventTest() {
// Restore the original keyboard layout & key states.
CHECK(ActivateKeyboardLayout(original_keyboard_layout_, 0));
CHECK(SetKeyboardState(original_keyboard_state_));
}
protected:
UINT message_type() const { return std::get<0>(GetParam()); }
const AltGraphEventTestCase& test_case() const {
return std::get<1>(GetParam());
}
const CHROME_MSG msg_;
BYTE original_keyboard_state_[256] = {};
HKL original_keyboard_layout_ = nullptr;
};
} // namespace
TEST_P(AltGraphEventTest, KeyEventAltGraphModifer) {
KeyEvent event(msg_);
if (message_type() == WM_CHAR) {
// By definition, if we receive a WM_CHAR message when Control and Alt are
// pressed, it indicates AltGraph.
EXPECT_EQ(event.flags() & (EF_CONTROL_DOWN | EF_ALT_DOWN | EF_ALTGR_DOWN),
EF_ALTGR_DOWN);
} else {
EXPECT_EQ(event.flags() & (EF_CONTROL_DOWN | EF_ALT_DOWN | EF_ALTGR_DOWN),
test_case().expected_flags);
}
}
INSTANTIATE_TEST_SUITE_P(
WM_KEY,
AltGraphEventTest,
::testing::Combine(::testing::Values(WM_KEYDOWN, WM_KEYUP),
::testing::ValuesIn(kAltGraphEventTestCases)));
INSTANTIATE_TEST_SUITE_P(
WM_CHAR,
AltGraphEventTest,
::testing::Combine(::testing::Values(WM_CHAR),
::testing::ValuesIn(kAltGraphEventTestCases)));
// Tests for ComputeEventLatencyOS variants.
class EventLatencyTest : public ::testing::Test {
public:
EventLatencyTest() { SetEventLatencyTickClockForTesting(&tick_clock_); }
~EventLatencyTest() override { SetEventLatencyTickClockForTesting(nullptr); }
protected:
void UpdateTickClock(DWORD timestamp) {
tick_clock_.SetNowTicks(base::TimeTicks() + base::Milliseconds(timestamp));
}
base::test::TaskEnvironment task_environment_{
base::test::TaskEnvironment::TimeSource::MOCK_TIME};
// |task_environment_| mocks the base::TimeTicks clock while |tick_clock_|
// mocks ::GetTickCount.
base::SimpleTestTickClock tick_clock_;
};
TEST_F(EventLatencyTest, ComputeEventLatencyOSFromTickCount) {
// Create events whose timestamps are very close to the max range of
// ::GetTickCount.
constexpr DWORD timestamp_msec = std::numeric_limits<DWORD>::max() - 10;
constexpr TOUCHINPUT touch_input = {
.dwTime = timestamp_msec,
};
constexpr POINTER_INFO pointer_info = {
.dwTime = timestamp_msec,
.PerformanceCount = 0UL,
};
// This test will create several events with the same timestamp, and change
// the mocked result of ::GetTickCount for each measurement. This makes it
// easier to test the edge case when the 32-bit ::GetTickCount overflows.
// Measure the latency of an event that's processed not long after the OS
// timestamp.
UpdateTickClock(timestamp_msec + 5);
{
base::HistogramTester histogram_tester;
ComputeEventLatencyOSFromTOUCHINPUT(ET_TOUCH_PRESSED, touch_input,
base::TimeTicks::Now());
ComputeEventLatencyOSFromPOINTER_INFO(ET_TOUCH_PRESSED, pointer_info,
base::TimeTicks::Now());
histogram_tester.ExpectUniqueTimeSample("Event.Latency.OS2.TOUCH_PRESSED",
base::Milliseconds(5), 2);
}
// Simulate ::GetTickCount advancing 15 msec, which wraps around past 0.
constexpr DWORD wrapped_timestamp_msec = timestamp_msec + 15;
static_assert(wrapped_timestamp_msec == 4,
"timestamp should have wrapped around");
UpdateTickClock(wrapped_timestamp_msec);