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Side by Side Diff: components/mus/common/event_param_traits_unittest.cc

Issue 1765693002: Revert of IPC::ParamTraits for ui::Event (towards ui::Events over mojo IPC) (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 4 years, 9 months ago
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1 // Copyright (c) 2016 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include "components/mus/common/event_param_traits.h"
6
7 #include <limits>
8
9 #include "ipc/ipc_message.h"
10 #include "ipc/ipc_param_traits.h"
11 #include "testing/gtest/include/gtest/gtest.h"
12 #include "ui/events/event.h"
13 #include "ui/events/event_constants.h"
14 #include "ui/gfx/geometry/point.h"
15 #include "ui/gfx/geometry/rect_f.h"
16 #include "ui/gfx/geometry/vector2d.h"
17
18 namespace ui {
19 namespace {
20
21 #define CAST_EVENT(T, e) (*static_cast<const T*>(e.get()))
22 #define FEQ(a, b) (a == b || (std::isnan(a) && std::isnan(b)))
23 #define ASSERT_FEQ(a, b) ASSERT_TRUE(FEQ(a, b))
24 #define MIN(T) std::numeric_limits<T>::min()
25 #define MAX(T) std::numeric_limits<T>::max()
26 #define IMIN MIN(int)
27 #define IMAX MAX(int)
28 #define FMIN MIN(float)
29 #define FMAX MAX(float)
30 #define FNAN std::numeric_limits<float>::quiet_NaN()
31
32 class EventParamTraitsTest : public testing::Test {
33 protected:
34 // Implements event downcasting as performed by param traits. This enables
35 // testing the interface that client code actually uses: (de)serialization of
36 // scoped Event pointers that contain a concrete type.
37 static void CompareEvents(const ScopedEvent& a, const ScopedEvent& b) {
38 ASSERT_EQ(!!a, !!b);
39 ASSERT_EQ(a->type(), b->type());
40 switch (a->type()) {
41 case EventType::ET_MOUSE_PRESSED:
42 case EventType::ET_MOUSE_DRAGGED:
43 case EventType::ET_MOUSE_RELEASED:
44 case EventType::ET_MOUSE_MOVED:
45 case EventType::ET_MOUSE_ENTERED:
46 case EventType::ET_MOUSE_EXITED:
47 case EventType::ET_MOUSE_CAPTURE_CHANGED:
48 Compare(CAST_EVENT(MouseEvent, a), CAST_EVENT(MouseEvent, b));
49 break;
50 case EventType::ET_KEY_PRESSED:
51 case EventType::ET_KEY_RELEASED:
52 Compare(CAST_EVENT(KeyEvent, a), CAST_EVENT(KeyEvent, b));
53 break;
54 case EventType::ET_MOUSEWHEEL:
55 Compare(CAST_EVENT(MouseWheelEvent, a), CAST_EVENT(MouseWheelEvent, b));
56 break;
57 case EventType::ET_TOUCH_RELEASED:
58 case EventType::ET_TOUCH_PRESSED:
59 case EventType::ET_TOUCH_MOVED:
60 case EventType::ET_TOUCH_CANCELLED:
61 case EventType::ET_DROP_TARGET_EVENT:
62 Compare(CAST_EVENT(TouchEvent, a), CAST_EVENT(TouchEvent, b));
63 break;
64 case EventType::ET_GESTURE_SCROLL_BEGIN:
65 case EventType::ET_GESTURE_SCROLL_END:
66 case EventType::ET_GESTURE_SCROLL_UPDATE:
67 case EventType::ET_GESTURE_SHOW_PRESS:
68 case EventType::ET_GESTURE_WIN8_EDGE_SWIPE:
69 case EventType::ET_GESTURE_TAP:
70 case EventType::ET_GESTURE_TAP_DOWN:
71 case EventType::ET_GESTURE_TAP_CANCEL:
72 case EventType::ET_GESTURE_BEGIN:
73 case EventType::ET_GESTURE_END:
74 case EventType::ET_GESTURE_TWO_FINGER_TAP:
75 case EventType::ET_GESTURE_PINCH_BEGIN:
76 case EventType::ET_GESTURE_PINCH_END:
77 case EventType::ET_GESTURE_PINCH_UPDATE:
78 case EventType::ET_GESTURE_LONG_PRESS:
79 case EventType::ET_GESTURE_LONG_TAP:
80 case EventType::ET_GESTURE_SWIPE:
81 case EventType::ET_GESTURE_TAP_UNCONFIRMED:
82 case EventType::ET_GESTURE_DOUBLE_TAP:
83 Compare(CAST_EVENT(GestureEvent, a), CAST_EVENT(GestureEvent, b));
84 break;
85 case EventType::ET_SCROLL:
86 Compare(CAST_EVENT(ScrollEvent, a), CAST_EVENT(ScrollEvent, b));
87 break;
88 case EventType::ET_SCROLL_FLING_START:
89 case EventType::ET_SCROLL_FLING_CANCEL:
90 ASSERT_EQ(!!a->flags() & MouseEventFlags::EF_FROM_TOUCH,
91 !!b->flags() & MouseEventFlags::EF_FROM_TOUCH);
92 if (a->flags() & MouseEventFlags::EF_FROM_TOUCH) {
93 Compare(CAST_EVENT(GestureEvent, a), CAST_EVENT(GestureEvent, b));
94 } else {
95 Compare(CAST_EVENT(MouseEvent, a), CAST_EVENT(MouseEvent, b));
96 }
97 break;
98 case EventType::ET_CANCEL_MODE:
99 Compare(CAST_EVENT(CancelModeEvent, a), CAST_EVENT(CancelModeEvent, b));
100 break;
101 default:
102 NOTREACHED();
103 }
104 }
105
106 #undef CAST_EVENT
107
108 #define CAST_EVENT(T, e) static_cast<const T&>(e)
109 #define COMPARE_BASE(T, a, b) Compare(CAST_EVENT(T, a), CAST_EVENT(T, b))
110
111 static void Compare(const Event& a, const Event& b) {
112 ASSERT_EQ(a.type(), b.type());
113 ASSERT_EQ(a.name(), b.name());
114 ASSERT_EQ(a.time_stamp(), b.time_stamp());
115 ASSERT_EQ(a.flags(), b.flags());
116 ASSERT_EQ(a.phase(), b.phase());
117 ASSERT_EQ(a.result(), b.result());
118 ASSERT_EQ(a.cancelable(), b.cancelable());
119 ASSERT_EQ(a.IsShiftDown(), b.IsShiftDown());
120 ASSERT_EQ(a.IsControlDown(), b.IsControlDown());
121 ASSERT_EQ(a.IsAltDown(), b.IsAltDown());
122 ASSERT_EQ(a.IsCommandDown(), b.IsCommandDown());
123 ASSERT_EQ(a.IsAltGrDown(), b.IsAltGrDown());
124 ASSERT_EQ(a.IsCapsLockOn(), b.IsCapsLockOn());
125 ASSERT_EQ(a.IsKeyEvent(), b.IsKeyEvent());
126 ASSERT_EQ(a.IsMouseEvent(), b.IsMouseEvent());
127 ASSERT_EQ(a.IsTouchEvent(), b.IsTouchEvent());
128 ASSERT_EQ(a.IsGestureEvent(), b.IsGestureEvent());
129 ASSERT_EQ(a.IsEndingEvent(), b.IsEndingEvent());
130 ASSERT_EQ(a.IsScrollEvent(), b.IsScrollEvent());
131 ASSERT_EQ(a.IsScrollGestureEvent(), b.IsScrollGestureEvent());
132 ASSERT_EQ(a.IsFlingScrollEvent(), b.IsFlingScrollEvent());
133 ASSERT_EQ(a.IsMouseWheelEvent(), b.IsMouseWheelEvent());
134 ASSERT_EQ(a.IsLocatedEvent(), b.IsLocatedEvent());
135 ASSERT_EQ(a.handled(), b.handled());
136 }
137
138 static void Compare(const CancelModeEvent& a, const CancelModeEvent& b) {
139 COMPARE_BASE(Event, a, b);
140 }
141
142 static void Compare(const LocatedEvent& a, const LocatedEvent& b) {
143 COMPARE_BASE(Event, a, b);
144
145 ASSERT_EQ(a.x(), b.x());
146 ASSERT_EQ(a.y(), b.y());
147 ASSERT_EQ(a.location(), b.location());
148 ASSERT_EQ(a.location_f(), b.location_f());
149 ASSERT_EQ(a.root_location(), b.root_location());
150 ASSERT_EQ(a.root_location_f(), b.root_location_f());
151 }
152
153 static void Compare(const MouseEvent& a, const MouseEvent& b) {
154 COMPARE_BASE(LocatedEvent, a, b);
155
156 ASSERT_EQ(a.IsOnlyLeftMouseButton(), b.IsOnlyLeftMouseButton());
157 ASSERT_EQ(a.IsLeftMouseButton(), b.IsLeftMouseButton());
158 ASSERT_EQ(a.IsOnlyMiddleMouseButton(), b.IsOnlyMiddleMouseButton());
159 ASSERT_EQ(a.IsMiddleMouseButton(), b.IsMiddleMouseButton());
160 ASSERT_EQ(a.IsOnlyRightMouseButton(), b.IsOnlyRightMouseButton());
161 ASSERT_EQ(a.IsRightMouseButton(), b.IsRightMouseButton());
162 ASSERT_EQ(a.IsAnyButton(), b.IsAnyButton());
163 ASSERT_EQ(a.button_flags(), b.button_flags());
164 ASSERT_EQ(a.GetClickCount(), b.GetClickCount());
165 ASSERT_EQ(a.changed_button_flags(), b.changed_button_flags());
166
167 Compare(a.pointer_details(), b.pointer_details());
168 }
169
170 static void Compare(const MouseWheelEvent& a, const MouseWheelEvent& b) {
171 COMPARE_BASE(MouseEvent, a, b);
172
173 ASSERT_EQ(a.x_offset(), b.x_offset());
174 ASSERT_EQ(a.y_offset(), b.y_offset());
175 ASSERT_EQ(a.offset(), b.offset());
176 }
177
178 static void Compare(const TouchEvent& a, const TouchEvent& b) {
179 COMPARE_BASE(LocatedEvent, a, b);
180
181 ASSERT_EQ(a.touch_id(), b.touch_id());
182 ASSERT_EQ(a.unique_event_id(), b.unique_event_id());
183 ASSERT_FEQ(a.rotation_angle(), b.rotation_angle());
184 ASSERT_EQ(a.may_cause_scrolling(), b.may_cause_scrolling());
185 ASSERT_EQ(a.synchronous_handling_disabled(),
186 b.synchronous_handling_disabled());
187
188 Compare(a.pointer_details(), b.pointer_details());
189 }
190
191 static void Compare(const KeyEvent& a, const KeyEvent& b) {
192 COMPARE_BASE(Event, a, b);
193
194 ASSERT_EQ(a.GetCharacter(), b.GetCharacter());
195 ASSERT_EQ(a.GetUnmodifiedText(), b.GetUnmodifiedText());
196 ASSERT_EQ(a.GetText(), b.GetText());
197 ASSERT_EQ(a.is_char(), b.is_char());
198 ASSERT_EQ(a.is_repeat(), b.is_repeat());
199 ASSERT_EQ(a.key_code(), b.key_code());
200 ASSERT_EQ(a.GetLocatedWindowsKeyboardCode(),
201 b.GetLocatedWindowsKeyboardCode());
202 ASSERT_EQ(a.GetConflatedWindowsKeyCode(), b.GetConflatedWindowsKeyCode());
203 ASSERT_EQ(a.IsUnicodeKeyCode(), b.IsUnicodeKeyCode());
204 ASSERT_EQ(a.code(), b.code());
205 ASSERT_EQ(a.GetCodeString(), b.GetCodeString());
206 ASSERT_EQ(a.GetDomKey(), b.GetDomKey());
207 }
208
209 static void Compare(const ScrollEvent& a, const ScrollEvent& b) {
210 COMPARE_BASE(MouseEvent, a, b);
211
212 ASSERT_FEQ(a.x_offset(), b.x_offset());
213 ASSERT_FEQ(a.y_offset(), b.y_offset());
214 ASSERT_FEQ(a.x_offset_ordinal(), b.x_offset_ordinal());
215 ASSERT_FEQ(a.y_offset_ordinal(), b.y_offset_ordinal());
216 ASSERT_EQ(a.finger_count(), b.finger_count());
217 }
218
219 static void Compare(const GestureEvent& a, const GestureEvent& b) {
220 COMPARE_BASE(LocatedEvent, a, b);
221
222 ASSERT_EQ(a.details(), b.details());
223 }
224
225 static void Compare(const PointerDetails& a, const PointerDetails& b) {
226 ASSERT_EQ(a.pointer_type, b.pointer_type);
227 ASSERT_FEQ(a.radius_x, b.radius_x);
228 ASSERT_FEQ(a.radius_y, b.radius_y);
229 ASSERT_FEQ(a.force, b.force);
230 ASSERT_FEQ(a.tilt_x, b.tilt_x);
231 ASSERT_FEQ(a.tilt_y, b.tilt_y);
232 }
233
234 static void Verify(const ScopedEvent& event_in) {
235 IPC::Message msg;
236 IPC::ParamTraits<ScopedEvent>::Write(&msg, event_in);
237
238 ScopedEvent event_out;
239 base::PickleIterator iter(msg);
240 EXPECT_TRUE(IPC::ParamTraits<ScopedEvent>::Read(&msg, &iter, &event_out));
241
242 CompareEvents(event_in, event_out);
243
244 // Perform a sanity check that logging doesn't explode.
245 std::string event_in_string;
246 IPC::ParamTraits<ScopedEvent>::Log(event_in, &event_in_string);
247 std::string event_out_string;
248 IPC::ParamTraits<ScopedEvent>::Log(event_out, &event_out_string);
249 ASSERT_FALSE(event_in_string.empty());
250 EXPECT_EQ(event_in_string, event_out_string);
251 }
252
253 static GestureEventDetails CreateCornerCaseGestureEventDetails(
254 EventType type) {
255 GestureEventDetails details;
256
257 // Only some types support |delta_x| and |delta_y| parameters.
258 if (type == EventType::ET_GESTURE_SCROLL_BEGIN ||
259 type == EventType::ET_GESTURE_SCROLL_UPDATE ||
260 type == EventType::ET_SCROLL_FLING_START ||
261 type == EventType::ET_GESTURE_TWO_FINGER_TAP ||
262 type == EventType::ET_GESTURE_SWIPE) {
263 details = GestureEventDetails(type, FMIN, FMAX);
264 } else {
265 details = GestureEventDetails(type);
266 }
267
268 details.set_bounding_box(gfx::RectF(FMIN, FMAX, FNAN, FNAN));
269
270 // Note: Positive values and |type| check dodges DCHECKs that are not being
271 // tested here.
272 details.set_touch_points(IMAX);
273 if (type == EventType::ET_GESTURE_TAP ||
274 type == EventType::ET_GESTURE_TAP_UNCONFIRMED ||
275 type == EventType::ET_GESTURE_DOUBLE_TAP) {
276 details.set_tap_count(IMAX);
277 }
278 if (type == EventType::ET_GESTURE_PINCH_UPDATE) {
279 details.set_scale(FMAX);
280 }
281
282 return details;
283 }
284 };
285
286 TEST_F(EventParamTraitsTest, GoodCancelModeEvent) {
287 ScopedEvent event(new CancelModeEvent());
288 Verify(event);
289 }
290
291 TEST_F(EventParamTraitsTest, GoodSimpleMouseEvent) {
292 EventType event_types[7] = {
293 EventType::ET_MOUSE_PRESSED, EventType::ET_MOUSE_DRAGGED,
294 EventType::ET_MOUSE_RELEASED, EventType::ET_MOUSE_MOVED,
295 EventType::ET_MOUSE_ENTERED, EventType::ET_MOUSE_EXITED,
296 EventType::ET_MOUSE_CAPTURE_CHANGED,
297 };
298 for (int i = 0; i < 7; i++) {
299 ScopedEvent event(new MouseEvent(event_types[i], gfx::Point(), gfx::Point(),
300 base::TimeDelta(), 0, 0));
301 Verify(event);
302 }
303 }
304
305 TEST_F(EventParamTraitsTest, GoodCornerCaseMouseEvent) {
306 EventType event_types[7] = {
307 EventType::ET_MOUSE_PRESSED, EventType::ET_MOUSE_DRAGGED,
308 EventType::ET_MOUSE_RELEASED, EventType::ET_MOUSE_MOVED,
309 EventType::ET_MOUSE_ENTERED, EventType::ET_MOUSE_EXITED,
310 EventType::ET_MOUSE_CAPTURE_CHANGED,
311 };
312 for (int i = 0; i < 7; i++) {
313 ScopedEvent event(new MouseEvent(event_types[i], gfx::Point(IMIN, IMIN),
314 gfx::Point(IMAX, IMAX),
315 base::TimeDelta::Max(), IMIN, IMAX));
316 Verify(event);
317 }
318 }
319
320 TEST_F(EventParamTraitsTest, GoodSimpleMouseWheelEvent) {
321 ScopedEvent event(new MouseWheelEvent(gfx::Vector2d(), gfx::Point(),
322 gfx::Point(), base::TimeDelta(), 0, 0));
323 Verify(event);
324 }
325
326 TEST_F(EventParamTraitsTest, GoodCornerCaseMouseWheelEvent) {
327 ScopedEvent event(new MouseWheelEvent(
328 gfx::Vector2d(IMIN, IMAX), gfx::Point(IMIN, IMIN), gfx::Point(IMAX, IMAX),
329 base::TimeDelta::Max(), IMIN, IMAX));
330 Verify(event);
331 }
332
333 TEST_F(EventParamTraitsTest, GoodSimpleTouchEvent) {
334 EventType event_types[5] = {
335 EventType::ET_TOUCH_RELEASED, EventType::ET_TOUCH_PRESSED,
336 EventType::ET_TOUCH_MOVED, EventType::ET_TOUCH_CANCELLED,
337 EventType::ET_DROP_TARGET_EVENT,
338 };
339 for (int i = 0; i < 5; i++) {
340 ScopedEvent event(new TouchEvent(event_types[i], gfx::Point(), 0, 0,
341 base::TimeDelta(), 0.0, 0.0, 0.0, 0.0));
342 Verify(event);
343 }
344 }
345
346 TEST_F(EventParamTraitsTest, GoodCornerCaseTouchEvent) {
347 EventType event_types[5] = {
348 EventType::ET_TOUCH_RELEASED, EventType::ET_TOUCH_PRESSED,
349 EventType::ET_TOUCH_MOVED, EventType::ET_TOUCH_CANCELLED,
350 EventType::ET_DROP_TARGET_EVENT,
351 };
352 for (int i = 0; i < 5; i++) {
353 ScopedEvent event(new TouchEvent(event_types[i], gfx::Point(IMIN, IMAX),
354 IMIN, IMAX, base::TimeDelta::Max(), FMIN,
355 FMAX, FNAN, FNAN));
356 Verify(event);
357 }
358 }
359
360 TEST_F(EventParamTraitsTest, GoodSimpleKeyEvent) {
361 EventType event_types[2] = {
362 EventType::ET_KEY_PRESSED, EventType::ET_KEY_RELEASED,
363 };
364 for (int i = 0; i < 2; i++) {
365 ScopedEvent event(new KeyEvent(event_types[i], KeyboardCode::VKEY_UNKNOWN,
366 static_cast<DomCode>(0), 0, DomKey(0),
367 base::TimeDelta()));
368 Verify(event);
369 }
370 }
371
372 TEST_F(EventParamTraitsTest, GoodCornerCaseKeyEvent) {
373 EventType event_types[2] = {
374 EventType::ET_KEY_PRESSED, EventType::ET_KEY_RELEASED,
375 };
376 for (int i = 0; i < 2; i++) {
377 ScopedEvent event(new KeyEvent(event_types[i], KeyboardCode::VKEY_OEM_CLEAR,
378 static_cast<DomCode>(0x0c028c), IMIN,
379 MIN(DomKey), base::TimeDelta::Max()));
380 Verify(event);
381 }
382 }
383
384 TEST_F(EventParamTraitsTest, GoodSimpleScrollEvent) {
385 ScopedEvent event(new ScrollEvent(EventType::ET_SCROLL, gfx::Point(),
386 base::TimeDelta(), 0, 0.0, 0.0, 0.0, 0.0,
387 0));
388 Verify(event);
389 }
390
391 TEST_F(EventParamTraitsTest, GoodCornerCaseScrollEvent) {
392 ScopedEvent event(new ScrollEvent(EventType::ET_SCROLL, gfx::Point(),
393 base::TimeDelta(), IMIN, FMIN, FMAX, FNAN,
394 FMIN, IMAX));
395 Verify(event);
396 }
397
398 TEST_F(EventParamTraitsTest, GoodSimpleGestureEvent) {
399 EventType event_types[19] = {
400 EventType::ET_GESTURE_SCROLL_BEGIN,
401 EventType::ET_GESTURE_SCROLL_END,
402 EventType::ET_GESTURE_SCROLL_UPDATE,
403 EventType::ET_GESTURE_SHOW_PRESS,
404 EventType::ET_GESTURE_WIN8_EDGE_SWIPE,
405 EventType::ET_GESTURE_TAP,
406 EventType::ET_GESTURE_TAP_DOWN,
407 EventType::ET_GESTURE_TAP_CANCEL,
408 EventType::ET_GESTURE_BEGIN,
409 EventType::ET_GESTURE_END,
410 EventType::ET_GESTURE_TWO_FINGER_TAP,
411 EventType::ET_GESTURE_PINCH_BEGIN,
412 EventType::ET_GESTURE_PINCH_END,
413 EventType::ET_GESTURE_PINCH_UPDATE,
414 EventType::ET_GESTURE_LONG_PRESS,
415 EventType::ET_GESTURE_LONG_TAP,
416 EventType::ET_GESTURE_SWIPE,
417 EventType::ET_GESTURE_TAP_UNCONFIRMED,
418 EventType::ET_GESTURE_DOUBLE_TAP,
419 };
420 for (int i = 0; i < 19; i++) {
421 ScopedEvent event(new GestureEvent(0.0, 0.0, 0, base::TimeDelta(),
422 GestureEventDetails(event_types[i])));
423 Verify(event);
424 }
425 }
426
427 TEST_F(EventParamTraitsTest, GoodCornerCaseGestureEvent) {
428 EventType event_types[17] = {
429 EventType::ET_GESTURE_SCROLL_UPDATE,
430 EventType::ET_GESTURE_SHOW_PRESS,
431 EventType::ET_GESTURE_WIN8_EDGE_SWIPE,
432 EventType::ET_GESTURE_TAP,
433 EventType::ET_GESTURE_TAP_DOWN,
434 EventType::ET_GESTURE_TAP_CANCEL,
435 EventType::ET_GESTURE_BEGIN,
436 EventType::ET_GESTURE_END,
437 EventType::ET_GESTURE_TWO_FINGER_TAP,
438 EventType::ET_GESTURE_PINCH_BEGIN,
439 EventType::ET_GESTURE_PINCH_END,
440 EventType::ET_GESTURE_PINCH_UPDATE,
441 EventType::ET_GESTURE_LONG_PRESS,
442 EventType::ET_GESTURE_LONG_TAP,
443 EventType::ET_GESTURE_SWIPE,
444 EventType::ET_GESTURE_TAP_UNCONFIRMED,
445 EventType::ET_GESTURE_DOUBLE_TAP,
446 };
447 for (int i = 0; i < 17; i++) {
448 ScopedEvent event(
449 new GestureEvent(0.0, 0.0, 0, base::TimeDelta(),
450 CreateCornerCaseGestureEventDetails(event_types[i])));
451 Verify(event);
452 }
453 }
454
455 #undef FEQ
456 #undef ASSERT_FEQ
457 #undef CAST_EVENT
458 #undef COMPARE_BASE
459 #undef MIN
460 #undef MAX
461 #undef IMIN
462 #undef IMAX
463 #undef FMIN
464 #undef FMAX
465 #undef FNAN
466
467 } // namespace
468 } // namespace ui
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