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| 1 // Copyright 2014 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 "content/browser/renderer_host/input/touch_handle.h" |
| 6 |
| 7 #include "testing/gtest/include/gtest/gtest.h" |
| 8 #include "ui/events/test/mock_motion_event.h" |
| 9 #include "ui/gfx/geometry/rect_f.h" |
| 10 |
| 11 using ui::test::MockMotionEvent; |
| 12 |
| 13 namespace content { |
| 14 namespace { |
| 15 |
| 16 const float kDefaultDrawableSize = 10.f; |
| 17 |
| 18 struct MockDrawableData { |
| 19 MockDrawableData() |
| 20 : orientation(TOUCH_HANDLE_ORIENTATION_UNDEFINED), |
| 21 alpha(0.f), |
| 22 enabled(false), |
| 23 visible(false), |
| 24 rect(0, 0, kDefaultDrawableSize, kDefaultDrawableSize) {} |
| 25 TouchHandleOrientation orientation; |
| 26 float alpha; |
| 27 bool enabled; |
| 28 bool visible; |
| 29 gfx::RectF rect; |
| 30 }; |
| 31 |
| 32 class MockTouchHandleDrawable : public TouchHandleDrawable { |
| 33 public: |
| 34 explicit MockTouchHandleDrawable(MockDrawableData* data) : data_(data) {} |
| 35 virtual ~MockTouchHandleDrawable() {} |
| 36 |
| 37 virtual void SetEnabled(bool enabled) OVERRIDE { |
| 38 data_->enabled = enabled; |
| 39 } |
| 40 |
| 41 virtual void SetOrientation(TouchHandleOrientation orientation) OVERRIDE { |
| 42 data_->orientation = orientation; |
| 43 } |
| 44 |
| 45 virtual void SetAlpha(float alpha) OVERRIDE { data_->alpha = alpha; } |
| 46 |
| 47 virtual void SetFocus(const gfx::PointF& position) OVERRIDE { |
| 48 // Anchor focus to the top left of the rect (regardless of orientation). |
| 49 data_->rect.set_origin(position); |
| 50 } |
| 51 |
| 52 virtual void SetVisible(bool visible) OVERRIDE { data_->visible = visible; } |
| 53 |
| 54 virtual bool ContainsPoint(const gfx::PointF& point) const OVERRIDE { |
| 55 return data_->rect.Contains(point); |
| 56 } |
| 57 |
| 58 private: |
| 59 MockDrawableData* data_; |
| 60 }; |
| 61 |
| 62 } // namespace |
| 63 |
| 64 class TouchHandleTest : public testing::Test, public TouchHandleClient { |
| 65 public: |
| 66 TouchHandleTest() |
| 67 : dragging_(false), |
| 68 dragged_(false), |
| 69 tapped_(false), |
| 70 needs_animate_(false) {} |
| 71 |
| 72 virtual ~TouchHandleTest() {} |
| 73 |
| 74 // TouchHandleClient implementation. |
| 75 virtual void OnHandleDragBegin(const TouchHandle& handle) OVERRIDE { |
| 76 dragging_ = true; |
| 77 } |
| 78 |
| 79 virtual void OnHandleDragUpdate(const TouchHandle& handle, |
| 80 const gfx::PointF& new_position) OVERRIDE { |
| 81 dragged_ = true; |
| 82 drag_position_ = new_position; |
| 83 } |
| 84 |
| 85 virtual void OnHandleDragEnd(const TouchHandle& handle) OVERRIDE { |
| 86 dragging_ = false; |
| 87 } |
| 88 |
| 89 virtual void OnHandleTapped(const TouchHandle& handle) OVERRIDE { |
| 90 tapped_ = true; |
| 91 } |
| 92 |
| 93 virtual void SetNeedsAnimate() OVERRIDE { needs_animate_ = true; } |
| 94 |
| 95 virtual scoped_ptr<TouchHandleDrawable> CreateDrawable() OVERRIDE { |
| 96 return scoped_ptr<TouchHandleDrawable>( |
| 97 new MockTouchHandleDrawable(&drawable_data_)); |
| 98 } |
| 99 |
| 100 void Animate(TouchHandle& handle) { |
| 101 needs_animate_ = false; |
| 102 base::TimeTicks now = base::TimeTicks::Now(); |
| 103 while (handle.Animate(now)) |
| 104 now += base::TimeDelta::FromMilliseconds(16); |
| 105 } |
| 106 |
| 107 bool GetAndResetHandleDragged() { |
| 108 bool dragged = dragged_; |
| 109 dragged_ = false; |
| 110 return dragged; |
| 111 } |
| 112 |
| 113 bool GetAndResetHandleTapped() { |
| 114 bool tapped = tapped_; |
| 115 tapped_ = false; |
| 116 return tapped; |
| 117 } |
| 118 |
| 119 bool GetAndResetNeedsAnimate() { |
| 120 bool needs_animate = needs_animate_; |
| 121 needs_animate_ = false; |
| 122 return needs_animate; |
| 123 } |
| 124 |
| 125 bool IsDragging() const { return dragging_; } |
| 126 const gfx::PointF& DragPosition() const { return drag_position_; } |
| 127 bool NeedsAnimate() const { return needs_animate_; } |
| 128 |
| 129 const MockDrawableData& drawable() { return drawable_data_; } |
| 130 |
| 131 private: |
| 132 gfx::PointF drag_position_; |
| 133 bool dragging_; |
| 134 bool dragged_; |
| 135 bool tapped_; |
| 136 bool needs_animate_; |
| 137 |
| 138 MockDrawableData drawable_data_; |
| 139 }; |
| 140 |
| 141 TEST_F(TouchHandleTest, Visibility) { |
| 142 TouchHandle handle(this, TOUCH_HANDLE_CENTER); |
| 143 EXPECT_FALSE(drawable().visible); |
| 144 |
| 145 handle.SetVisible(true, TouchHandle::ANIMATION_NONE); |
| 146 EXPECT_TRUE(drawable().visible); |
| 147 EXPECT_EQ(1.f, drawable().alpha); |
| 148 |
| 149 handle.SetVisible(false, TouchHandle::ANIMATION_NONE); |
| 150 EXPECT_FALSE(drawable().visible); |
| 151 |
| 152 handle.SetVisible(true, TouchHandle::ANIMATION_NONE); |
| 153 EXPECT_TRUE(drawable().visible); |
| 154 EXPECT_EQ(1.f, drawable().alpha); |
| 155 } |
| 156 |
| 157 TEST_F(TouchHandleTest, VisibilityAnimation) { |
| 158 TouchHandle handle(this, TOUCH_HANDLE_CENTER); |
| 159 ASSERT_FALSE(NeedsAnimate()); |
| 160 ASSERT_FALSE(drawable().visible); |
| 161 ASSERT_EQ(0.f, drawable().alpha); |
| 162 |
| 163 handle.SetVisible(true, TouchHandle::ANIMATION_SMOOTH); |
| 164 EXPECT_TRUE(NeedsAnimate()); |
| 165 EXPECT_TRUE(drawable().visible); |
| 166 EXPECT_EQ(0.f, drawable().alpha); |
| 167 |
| 168 Animate(handle); |
| 169 EXPECT_TRUE(drawable().visible); |
| 170 EXPECT_EQ(1.f, drawable().alpha); |
| 171 |
| 172 ASSERT_FALSE(NeedsAnimate()); |
| 173 handle.SetVisible(false, TouchHandle::ANIMATION_SMOOTH); |
| 174 EXPECT_TRUE(NeedsAnimate()); |
| 175 EXPECT_TRUE(drawable().visible); |
| 176 EXPECT_EQ(1.f, drawable().alpha); |
| 177 |
| 178 Animate(handle); |
| 179 EXPECT_FALSE(drawable().visible); |
| 180 EXPECT_EQ(0.f, drawable().alpha); |
| 181 } |
| 182 |
| 183 TEST_F(TouchHandleTest, Orientation) { |
| 184 TouchHandle handle(this, TOUCH_HANDLE_CENTER); |
| 185 EXPECT_EQ(TOUCH_HANDLE_CENTER, drawable().orientation); |
| 186 |
| 187 handle.SetOrientation(TOUCH_HANDLE_LEFT); |
| 188 EXPECT_EQ(TOUCH_HANDLE_LEFT, drawable().orientation); |
| 189 |
| 190 handle.SetOrientation(TOUCH_HANDLE_RIGHT); |
| 191 EXPECT_EQ(TOUCH_HANDLE_RIGHT, drawable().orientation); |
| 192 |
| 193 handle.SetOrientation(TOUCH_HANDLE_CENTER); |
| 194 EXPECT_EQ(TOUCH_HANDLE_CENTER, drawable().orientation); |
| 195 } |
| 196 |
| 197 TEST_F(TouchHandleTest, Position) { |
| 198 TouchHandle handle(this, TOUCH_HANDLE_CENTER); |
| 199 handle.SetVisible(true, TouchHandle::ANIMATION_NONE); |
| 200 |
| 201 gfx::PointF position; |
| 202 EXPECT_EQ(gfx::PointF(), drawable().rect.origin()); |
| 203 |
| 204 position = gfx::PointF(7.3, -3.7); |
| 205 handle.SetPosition(position); |
| 206 EXPECT_EQ(position, drawable().rect.origin()); |
| 207 |
| 208 position = gfx::PointF(-7.3, 3.7); |
| 209 handle.SetPosition(position); |
| 210 EXPECT_EQ(position, drawable().rect.origin()); |
| 211 } |
| 212 |
| 213 TEST_F(TouchHandleTest, PositionNotUpdatedWhileFadingOrInvisible) { |
| 214 TouchHandle handle(this, TOUCH_HANDLE_CENTER); |
| 215 |
| 216 handle.SetVisible(true, TouchHandle::ANIMATION_NONE); |
| 217 ASSERT_TRUE(drawable().visible); |
| 218 ASSERT_FALSE(NeedsAnimate()); |
| 219 |
| 220 gfx::PointF old_position(7.3, -3.7); |
| 221 handle.SetPosition(old_position); |
| 222 ASSERT_EQ(old_position, drawable().rect.origin()); |
| 223 |
| 224 handle.SetVisible(false, TouchHandle::ANIMATION_SMOOTH); |
| 225 ASSERT_TRUE(NeedsAnimate()); |
| 226 |
| 227 gfx::PointF new_position(3.7, -3.7); |
| 228 handle.SetPosition(new_position); |
| 229 EXPECT_EQ(old_position, drawable().rect.origin()); |
| 230 EXPECT_TRUE(NeedsAnimate()); |
| 231 |
| 232 // While the handle is fading, the new position should not take affect. |
| 233 base::TimeTicks now = base::TimeTicks::Now(); |
| 234 while (handle.Animate(now)) { |
| 235 EXPECT_EQ(old_position, drawable().rect.origin()); |
| 236 now += base::TimeDelta::FromMilliseconds(16); |
| 237 } |
| 238 |
| 239 // Even after the animation terminates, the new position will not be pushed. |
| 240 EXPECT_EQ(old_position, drawable().rect.origin()); |
| 241 |
| 242 // As soon as the handle becomes visible, the new position will be pushed. |
| 243 handle.SetVisible(true, TouchHandle::ANIMATION_SMOOTH); |
| 244 EXPECT_EQ(new_position, drawable().rect.origin()); |
| 245 } |
| 246 |
| 247 TEST_F(TouchHandleTest, Enabled) { |
| 248 // A newly created handle defaults to enabled. |
| 249 TouchHandle handle(this, TOUCH_HANDLE_CENTER); |
| 250 EXPECT_TRUE(drawable().enabled); |
| 251 |
| 252 handle.SetEnabled(false); |
| 253 EXPECT_FALSE(drawable().enabled); |
| 254 |
| 255 // Animation should not be triggered while the handle is disabled. |
| 256 handle.SetVisible(true, TouchHandle::ANIMATION_SMOOTH); |
| 257 EXPECT_FALSE(NeedsAnimate()); |
| 258 |
| 259 // Dragging should not be allowed while the handle is disabled. |
| 260 base::TimeTicks event_time = base::TimeTicks::Now(); |
| 261 const float kOffset = kDefaultDrawableSize / 2.f; |
| 262 MockMotionEvent event( |
| 263 MockMotionEvent::ACTION_DOWN, event_time, kOffset, kOffset); |
| 264 EXPECT_FALSE(handle.WillHandleTouchEvent(event)); |
| 265 |
| 266 // Disabling mid-animation should cancel the animation. |
| 267 handle.SetEnabled(true); |
| 268 handle.SetVisible(false, TouchHandle::ANIMATION_SMOOTH); |
| 269 EXPECT_TRUE(drawable().visible); |
| 270 EXPECT_TRUE(GetAndResetNeedsAnimate()); |
| 271 handle.SetEnabled(false); |
| 272 EXPECT_FALSE(drawable().enabled); |
| 273 EXPECT_FALSE(drawable().visible); |
| 274 EXPECT_FALSE(handle.Animate(base::TimeTicks::Now())); |
| 275 |
| 276 // Disabling mid-drag should cancel the drag. |
| 277 handle.SetEnabled(true); |
| 278 handle.SetVisible(true, TouchHandle::ANIMATION_NONE); |
| 279 EXPECT_TRUE(handle.WillHandleTouchEvent(event)); |
| 280 EXPECT_TRUE(IsDragging()); |
| 281 handle.SetEnabled(false); |
| 282 EXPECT_FALSE(IsDragging()); |
| 283 EXPECT_FALSE(handle.WillHandleTouchEvent(event)); |
| 284 } |
| 285 |
| 286 TEST_F(TouchHandleTest, Drag) { |
| 287 TouchHandle handle(this, TOUCH_HANDLE_CENTER); |
| 288 |
| 289 base::TimeTicks event_time = base::TimeTicks::Now(); |
| 290 const float kOffset = kDefaultDrawableSize / 2.f; |
| 291 |
| 292 // The handle must be visible to trigger drag. |
| 293 MockMotionEvent event( |
| 294 MockMotionEvent::ACTION_DOWN, event_time, kOffset, kOffset); |
| 295 EXPECT_FALSE(handle.WillHandleTouchEvent(event)); |
| 296 EXPECT_FALSE(IsDragging()); |
| 297 handle.SetVisible(true, TouchHandle::ANIMATION_NONE); |
| 298 |
| 299 // ACTION_DOWN must fall within the drawable region to trigger drag. |
| 300 event = MockMotionEvent(MockMotionEvent::ACTION_DOWN, event_time, 50, 50); |
| 301 EXPECT_FALSE(handle.WillHandleTouchEvent(event)); |
| 302 EXPECT_FALSE(IsDragging()); |
| 303 |
| 304 // Only ACTION_DOWN will trigger drag. |
| 305 event = MockMotionEvent( |
| 306 MockMotionEvent::ACTION_MOVE, event_time, kOffset, kOffset); |
| 307 EXPECT_FALSE(handle.WillHandleTouchEvent(event)); |
| 308 EXPECT_FALSE(IsDragging()); |
| 309 |
| 310 // Start the drag. |
| 311 event = MockMotionEvent( |
| 312 MockMotionEvent::ACTION_DOWN, event_time, kOffset, kOffset); |
| 313 EXPECT_TRUE(handle.WillHandleTouchEvent(event)); |
| 314 EXPECT_TRUE(IsDragging()); |
| 315 |
| 316 event = MockMotionEvent( |
| 317 MockMotionEvent::ACTION_MOVE, event_time, kOffset + 10, kOffset + 15); |
| 318 EXPECT_TRUE(handle.WillHandleTouchEvent(event)); |
| 319 EXPECT_TRUE(GetAndResetHandleDragged()); |
| 320 EXPECT_TRUE(IsDragging()); |
| 321 EXPECT_EQ(gfx::PointF(10, 15), DragPosition()); |
| 322 |
| 323 event = MockMotionEvent( |
| 324 MockMotionEvent::ACTION_MOVE, event_time, kOffset - 10, kOffset - 15); |
| 325 EXPECT_TRUE(handle.WillHandleTouchEvent(event)); |
| 326 EXPECT_TRUE(GetAndResetHandleDragged()); |
| 327 EXPECT_TRUE(IsDragging()); |
| 328 EXPECT_EQ(gfx::PointF(-10, -15), DragPosition()); |
| 329 |
| 330 event = MockMotionEvent(MockMotionEvent::ACTION_UP); |
| 331 EXPECT_TRUE(handle.WillHandleTouchEvent(event)); |
| 332 EXPECT_FALSE(GetAndResetHandleDragged()); |
| 333 EXPECT_FALSE(IsDragging()); |
| 334 |
| 335 // Non-ACTION_DOWN events after the drag has terminated should not be handled. |
| 336 event = MockMotionEvent(MockMotionEvent::ACTION_CANCEL); |
| 337 EXPECT_FALSE(handle.WillHandleTouchEvent(event)); |
| 338 } |
| 339 |
| 340 TEST_F(TouchHandleTest, DragDefersOrientationChange) { |
| 341 TouchHandle handle(this, TOUCH_HANDLE_RIGHT); |
| 342 ASSERT_EQ(drawable().orientation, TOUCH_HANDLE_RIGHT); |
| 343 handle.SetVisible(true, TouchHandle::ANIMATION_NONE); |
| 344 |
| 345 MockMotionEvent event(MockMotionEvent::ACTION_DOWN); |
| 346 EXPECT_TRUE(handle.WillHandleTouchEvent(event)); |
| 347 EXPECT_TRUE(IsDragging()); |
| 348 |
| 349 // Orientation changes will be deferred until the drag ends. |
| 350 handle.SetOrientation(TOUCH_HANDLE_LEFT); |
| 351 EXPECT_EQ(TOUCH_HANDLE_RIGHT, drawable().orientation); |
| 352 |
| 353 event = MockMotionEvent(MockMotionEvent::ACTION_MOVE); |
| 354 EXPECT_TRUE(handle.WillHandleTouchEvent(event)); |
| 355 EXPECT_TRUE(GetAndResetHandleDragged()); |
| 356 EXPECT_TRUE(IsDragging()); |
| 357 EXPECT_EQ(TOUCH_HANDLE_RIGHT, drawable().orientation); |
| 358 |
| 359 event = MockMotionEvent(MockMotionEvent::ACTION_UP); |
| 360 EXPECT_TRUE(handle.WillHandleTouchEvent(event)); |
| 361 EXPECT_FALSE(GetAndResetHandleDragged()); |
| 362 EXPECT_FALSE(IsDragging()); |
| 363 EXPECT_EQ(TOUCH_HANDLE_LEFT, drawable().orientation); |
| 364 } |
| 365 |
| 366 TEST_F(TouchHandleTest, DragDefersFade) { |
| 367 TouchHandle handle(this, TOUCH_HANDLE_CENTER); |
| 368 handle.SetVisible(true, TouchHandle::ANIMATION_NONE); |
| 369 |
| 370 MockMotionEvent event(MockMotionEvent::ACTION_DOWN); |
| 371 EXPECT_TRUE(handle.WillHandleTouchEvent(event)); |
| 372 EXPECT_TRUE(IsDragging()); |
| 373 |
| 374 // Fade will be deferred until the drag ends. |
| 375 handle.SetVisible(false, TouchHandle::ANIMATION_SMOOTH); |
| 376 EXPECT_FALSE(NeedsAnimate()); |
| 377 EXPECT_TRUE(drawable().visible); |
| 378 EXPECT_EQ(1.f, drawable().alpha); |
| 379 |
| 380 event = MockMotionEvent(MockMotionEvent::ACTION_MOVE); |
| 381 EXPECT_TRUE(handle.WillHandleTouchEvent(event)); |
| 382 EXPECT_FALSE(NeedsAnimate()); |
| 383 EXPECT_TRUE(drawable().visible); |
| 384 |
| 385 event = MockMotionEvent(MockMotionEvent::ACTION_UP); |
| 386 EXPECT_TRUE(handle.WillHandleTouchEvent(event)); |
| 387 EXPECT_FALSE(IsDragging()); |
| 388 EXPECT_TRUE(NeedsAnimate()); |
| 389 |
| 390 Animate(handle); |
| 391 EXPECT_FALSE(drawable().visible); |
| 392 EXPECT_EQ(0.f, drawable().alpha); |
| 393 } |
| 394 |
| 395 TEST_F(TouchHandleTest, Tap) { |
| 396 TouchHandle handle(this, TOUCH_HANDLE_CENTER); |
| 397 handle.SetVisible(true, TouchHandle::ANIMATION_NONE); |
| 398 |
| 399 base::TimeTicks event_time = base::TimeTicks::Now(); |
| 400 |
| 401 // ACTION_CANCEL shouldn't trigger a tap. |
| 402 MockMotionEvent event(MockMotionEvent::ACTION_DOWN, event_time, 0, 0); |
| 403 EXPECT_TRUE(handle.WillHandleTouchEvent(event)); |
| 404 event_time += base::TimeDelta::FromMilliseconds(50); |
| 405 event = MockMotionEvent(MockMotionEvent::ACTION_CANCEL, event_time, 0, 0); |
| 406 EXPECT_TRUE(handle.WillHandleTouchEvent(event)); |
| 407 EXPECT_FALSE(GetAndResetHandleTapped()); |
| 408 |
| 409 // Long press shouldn't trigger a tap. |
| 410 event = MockMotionEvent(MockMotionEvent::ACTION_DOWN, event_time, 0, 0); |
| 411 EXPECT_TRUE(handle.WillHandleTouchEvent(event)); |
| 412 event_time += base::TimeDelta::FromMilliseconds(500); |
| 413 event = MockMotionEvent(MockMotionEvent::ACTION_UP, event_time, 0, 0); |
| 414 EXPECT_TRUE(handle.WillHandleTouchEvent(event)); |
| 415 EXPECT_FALSE(GetAndResetHandleTapped()); |
| 416 |
| 417 // Only a brief tap should trigger a tap. |
| 418 event = MockMotionEvent(MockMotionEvent::ACTION_DOWN, event_time, 0, 0); |
| 419 EXPECT_TRUE(handle.WillHandleTouchEvent(event)); |
| 420 event_time += base::TimeDelta::FromMilliseconds(50); |
| 421 event = MockMotionEvent(MockMotionEvent::ACTION_UP, event_time, 0, 0); |
| 422 EXPECT_TRUE(handle.WillHandleTouchEvent(event)); |
| 423 EXPECT_TRUE(GetAndResetHandleTapped()); |
| 424 } |
| 425 |
| 426 } // namespace content |
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