libs/input/tests/InputEvent_test.cpp

   1 /*
   2  * Copyright (C) 2011 The Android Open Source Project
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *      http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 #include <math.h>
  18
  19 #include <binder/Parcel.h>
  20 #include <gtest/gtest.h>
  21 #include <input/Input.h>
  22
  23 namespace android {
  24
  25 class BaseTest : public testing::Test {
  26 protected:
  27     virtual void SetUp() { }
  28     virtual void TearDown() { }
  29 };
  30
  31 // --- PointerCoordsTest ---
  32
  33 class PointerCoordsTest : public BaseTest {
  34 };
  35
  36 TEST_F(PointerCoordsTest, ClearSetsBitsToZero) {
  37     PointerCoords coords;
  38     coords.clear();
  39
  40     ASSERT_EQ(0ULL, coords.bits);
  41 }
  42
  43 TEST_F(PointerCoordsTest, AxisValues) {
  44     float* valuePtr;
  45     PointerCoords coords;
  46     coords.clear();
  47
  48     // Check invariants when no axes are present.
  49     ASSERT_EQ(0, coords.getAxisValue(0))
  50             << "getAxisValue should return zero because axis is not present";
  51     ASSERT_EQ(0, coords.getAxisValue(1))
  52             << "getAxisValue should return zero because axis is not present";
  53
  54     // Set first axis.
  55     ASSERT_EQ(OK, coords.setAxisValue(1, 5));
  56     ASSERT_EQ(0x00000002ULL, coords.bits);
  57     ASSERT_EQ(5, coords.values[0]);
  58
  59     ASSERT_EQ(0, coords.getAxisValue(0))
  60             << "getAxisValue should return zero because axis is not present";
  61     ASSERT_EQ(5, coords.getAxisValue(1))
  62             << "getAxisValue should return value of axis";
  63
  64     // Set an axis with a higher id than all others.  (appending value at the end)
  65     ASSERT_EQ(OK, coords.setAxisValue(3, 2));
  66     ASSERT_EQ(0x0000000aULL, coords.bits);
  67     ASSERT_EQ(5, coords.values[0]);
  68     ASSERT_EQ(2, coords.values[1]);
  69
  70     ASSERT_EQ(0, coords.getAxisValue(0))
  71             << "getAxisValue should return zero because axis is not present";
  72     ASSERT_EQ(5, coords.getAxisValue(1))
  73             << "getAxisValue should return value of axis";
  74     ASSERT_EQ(0, coords.getAxisValue(2))
  75             << "getAxisValue should return zero because axis is not present";
  76     ASSERT_EQ(2, coords.getAxisValue(3))
  77             << "getAxisValue should return value of axis";
  78
  79     // Set an axis with an id lower than all others.  (prepending value at beginning)
  80     ASSERT_EQ(OK, coords.setAxisValue(0, 4));
  81     ASSERT_EQ(0x0000000bULL, coords.bits);
  82     ASSERT_EQ(4, coords.values[0]);
  83     ASSERT_EQ(5, coords.values[1]);
  84     ASSERT_EQ(2, coords.values[2]);
  85
  86     ASSERT_EQ(4, coords.getAxisValue(0))
  87             << "getAxisValue should return value of axis";
  88     ASSERT_EQ(5, coords.getAxisValue(1))
  89             << "getAxisValue should return value of axis";
  90     ASSERT_EQ(0, coords.getAxisValue(2))
  91             << "getAxisValue should return zero because axis is not present";
  92     ASSERT_EQ(2, coords.getAxisValue(3))
  93             << "getAxisValue should return value of axis";
  94
  95     // Set an axis with an id between the others.  (inserting value in the middle)
  96     ASSERT_EQ(OK, coords.setAxisValue(2, 1));
  97     ASSERT_EQ(0x0000000fULL, coords.bits);
  98     ASSERT_EQ(4, coords.values[0]);
  99     ASSERT_EQ(5, coords.values[1]);
 100     ASSERT_EQ(1, coords.values[2]);
 101     ASSERT_EQ(2, coords.values[3]);
 102
 103     ASSERT_EQ(4, coords.getAxisValue(0))
 104             << "getAxisValue should return value of axis";
 105     ASSERT_EQ(5, coords.getAxisValue(1))
 106             << "getAxisValue should return value of axis";
 107     ASSERT_EQ(1, coords.getAxisValue(2))
 108             << "getAxisValue should return value of axis";
 109     ASSERT_EQ(2, coords.getAxisValue(3))
 110             << "getAxisValue should return value of axis";
 111
 112     // Set an existing axis value in place.
 113     ASSERT_EQ(OK, coords.setAxisValue(1, 6));
 114     ASSERT_EQ(0x0000000fULL, coords.bits);
 115     ASSERT_EQ(4, coords.values[0]);
 116     ASSERT_EQ(6, coords.values[1]);
 117     ASSERT_EQ(1, coords.values[2]);
 118     ASSERT_EQ(2, coords.values[3]);
 119
 120     ASSERT_EQ(4, coords.getAxisValue(0))
 121             << "getAxisValue should return value of axis";
 122     ASSERT_EQ(6, coords.getAxisValue(1))
 123             << "getAxisValue should return value of axis";
 124     ASSERT_EQ(1, coords.getAxisValue(2))
 125             << "getAxisValue should return value of axis";
 126     ASSERT_EQ(2, coords.getAxisValue(3))
 127             << "getAxisValue should return value of axis";
 128
 129     // Set maximum number of axes.
 130     for (size_t axis = 4; axis < PointerCoords::MAX_AXES; axis++) {
 131         ASSERT_EQ(OK, coords.setAxisValue(axis, axis));
 132     }
 133     ASSERT_EQ(PointerCoords::MAX_AXES, __builtin_popcountll(coords.bits));
 134
 135     // Try to set one more axis beyond maximum number.
 136     // Ensure bits are unchanged.
 137     ASSERT_EQ(NO_MEMORY, coords.setAxisValue(PointerCoords::MAX_AXES, 100));
 138     ASSERT_EQ(PointerCoords::MAX_AXES, __builtin_popcountll(coords.bits));
 139 }
 140
 141 TEST_F(PointerCoordsTest, Parcel) {
 142     Parcel parcel;
 143
 144     PointerCoords inCoords;
 145     inCoords.clear();
 146     PointerCoords outCoords;
 147
 148     // Round trip with empty coords.
 149     inCoords.writeToParcel(&parcel);
 150     parcel.setDataPosition(0);
 151     outCoords.readFromParcel(&parcel);
 152
 153     ASSERT_EQ(0ULL, outCoords.bits);
 154
 155     // Round trip with some values.
 156     parcel.freeData();
 157     inCoords.setAxisValue(2, 5);
 158     inCoords.setAxisValue(5, 8);
 159
 160     inCoords.writeToParcel(&parcel);
 161     parcel.setDataPosition(0);
 162     outCoords.readFromParcel(&parcel);
 163
 164     ASSERT_EQ(outCoords.bits, inCoords.bits);
 165     ASSERT_EQ(outCoords.values[0], inCoords.values[0]);
 166     ASSERT_EQ(outCoords.values[1], inCoords.values[1]);
 167 }
 168
 169
 170 // --- KeyEventTest ---
 171
 172 class KeyEventTest : public BaseTest {
 173 };
 174
 175 TEST_F(KeyEventTest, Properties) {
 176     KeyEvent event;
 177
 178     // Initialize and get properties.
 179     const nsecs_t ARBITRARY_DOWN_TIME = 1;
 180     const nsecs_t ARBITRARY_EVENT_TIME = 2;
 181     event.initialize(2, AINPUT_SOURCE_GAMEPAD, AKEY_EVENT_ACTION_DOWN,
 182             AKEY_EVENT_FLAG_FROM_SYSTEM, AKEYCODE_BUTTON_X, 121,
 183             AMETA_ALT_ON, 1, ARBITRARY_DOWN_TIME, ARBITRARY_EVENT_TIME);
 184
 185     ASSERT_EQ(AINPUT_EVENT_TYPE_KEY, event.getType());
 186     ASSERT_EQ(2, event.getDeviceId());
 187     ASSERT_EQ(AINPUT_SOURCE_GAMEPAD, event.getSource());
 188     ASSERT_EQ(AKEY_EVENT_ACTION_DOWN, event.getAction());
 189     ASSERT_EQ(AKEY_EVENT_FLAG_FROM_SYSTEM, event.getFlags());
 190     ASSERT_EQ(AKEYCODE_BUTTON_X, event.getKeyCode());
 191     ASSERT_EQ(121, event.getScanCode());
 192     ASSERT_EQ(AMETA_ALT_ON, event.getMetaState());
 193     ASSERT_EQ(1, event.getRepeatCount());
 194     ASSERT_EQ(ARBITRARY_DOWN_TIME, event.getDownTime());
 195     ASSERT_EQ(ARBITRARY_EVENT_TIME, event.getEventTime());
 196
 197     // Set source.
 198     event.setSource(AINPUT_SOURCE_JOYSTICK);
 199     ASSERT_EQ(AINPUT_SOURCE_JOYSTICK, event.getSource());
 200 }
 201
 202
 203 // --- MotionEventTest ---
 204
 205 class MotionEventTest : public BaseTest {
 206 protected:
 207     static const nsecs_t ARBITRARY_DOWN_TIME;
 208     static const nsecs_t ARBITRARY_EVENT_TIME;
 209     static const float X_OFFSET;
 210     static const float Y_OFFSET;
 211
 212     void initializeEventWithHistory(MotionEvent* event);
 213     void assertEqualsEventWithHistory(const MotionEvent* event);
 214 };
 215
 216 const nsecs_t MotionEventTest::ARBITRARY_DOWN_TIME = 1;
 217 const nsecs_t MotionEventTest::ARBITRARY_EVENT_TIME = 2;
 218 const float MotionEventTest::X_OFFSET = 1.0f;
 219 const float MotionEventTest::Y_OFFSET = 1.1f;
 220
 221 void MotionEventTest::initializeEventWithHistory(MotionEvent* event) {
 222     PointerProperties pointerProperties[2];
 223     pointerProperties[0].clear();
 224     pointerProperties[0].id = 1;
 225     pointerProperties[0].toolType = AMOTION_EVENT_TOOL_TYPE_FINGER;
 226     pointerProperties[1].clear();
 227     pointerProperties[1].id = 2;
 228     pointerProperties[1].toolType = AMOTION_EVENT_TOOL_TYPE_STYLUS;
 229
 230     PointerCoords pointerCoords[2];
 231     pointerCoords[0].clear();
 232     pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_X, 10);
 233     pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_Y, 11);
 234     pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_PRESSURE, 12);
 235     pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_SIZE, 13);
 236     pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_TOUCH_MAJOR, 14);
 237     pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_TOUCH_MINOR, 15);
 238     pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_TOOL_MAJOR, 16);
 239     pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_TOOL_MINOR, 17);
 240     pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_ORIENTATION, 18);
 241     pointerCoords[1].clear();
 242     pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_X, 20);
 243     pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_Y, 21);
 244     pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_PRESSURE, 22);
 245     pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_SIZE, 23);
 246     pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_TOUCH_MAJOR, 24);
 247     pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_TOUCH_MINOR, 25);
 248     pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_TOOL_MAJOR, 26);
 249     pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_TOOL_MINOR, 27);
 250     pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_ORIENTATION, 28);
 251     event->initialize(2, AINPUT_SOURCE_TOUCHSCREEN, AMOTION_EVENT_ACTION_MOVE,
 252             AMOTION_EVENT_FLAG_WINDOW_IS_OBSCURED,
 253             AMOTION_EVENT_EDGE_FLAG_TOP, AMETA_ALT_ON, AMOTION_EVENT_BUTTON_PRIMARY,
 254             X_OFFSET, Y_OFFSET, 2.0f, 2.1f,
 255             ARBITRARY_DOWN_TIME, ARBITRARY_EVENT_TIME,
 256             2, pointerProperties, pointerCoords);
 257
 258     pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_X, 110);
 259     pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_Y, 111);
 260     pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_PRESSURE, 112);
 261     pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_SIZE, 113);
 262     pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_TOUCH_MAJOR, 114);
 263     pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_TOUCH_MINOR, 115);
 264     pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_TOOL_MAJOR, 116);
 265     pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_TOOL_MINOR, 117);
 266     pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_ORIENTATION, 118);
 267     pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_X, 120);
 268     pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_Y, 121);
 269     pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_PRESSURE, 122);
 270     pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_SIZE, 123);
 271     pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_TOUCH_MAJOR, 124);
 272     pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_TOUCH_MINOR, 125);
 273     pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_TOOL_MAJOR, 126);
 274     pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_TOOL_MINOR, 127);
 275     pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_ORIENTATION, 128);
 276     event->addSample(ARBITRARY_EVENT_TIME + 1, pointerCoords);
 277
 278     pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_X, 210);
 279     pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_Y, 211);
 280     pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_PRESSURE, 212);
 281     pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_SIZE, 213);
 282     pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_TOUCH_MAJOR, 214);
 283     pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_TOUCH_MINOR, 215);
 284     pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_TOOL_MAJOR, 216);
 285     pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_TOOL_MINOR, 217);
 286     pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_ORIENTATION, 218);
 287     pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_X, 220);
 288     pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_Y, 221);
 289     pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_PRESSURE, 222);
 290     pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_SIZE, 223);
 291     pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_TOUCH_MAJOR, 224);
 292     pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_TOUCH_MINOR, 225);
 293     pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_TOOL_MAJOR, 226);
 294     pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_TOOL_MINOR, 227);
 295     pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_ORIENTATION, 228);
 296     event->addSample(ARBITRARY_EVENT_TIME + 2, pointerCoords);
 297 }
 298
 299 void MotionEventTest::assertEqualsEventWithHistory(const MotionEvent* event) {
 300     // Check properties.
 301     ASSERT_EQ(AINPUT_EVENT_TYPE_MOTION, event->getType());
 302     ASSERT_EQ(2, event->getDeviceId());
 303     ASSERT_EQ(AINPUT_SOURCE_TOUCHSCREEN, event->getSource());
 304     ASSERT_EQ(AMOTION_EVENT_ACTION_MOVE, event->getAction());
 305     ASSERT_EQ(AMOTION_EVENT_FLAG_WINDOW_IS_OBSCURED, event->getFlags());
 306     ASSERT_EQ(AMOTION_EVENT_EDGE_FLAG_TOP, event->getEdgeFlags());
 307     ASSERT_EQ(AMETA_ALT_ON, event->getMetaState());
 308     ASSERT_EQ(AMOTION_EVENT_BUTTON_PRIMARY, event->getButtonState());
 309     ASSERT_EQ(X_OFFSET, event->getXOffset());
 310     ASSERT_EQ(Y_OFFSET, event->getYOffset());
 311     ASSERT_EQ(2.0f, event->getXPrecision());
 312     ASSERT_EQ(2.1f, event->getYPrecision());
 313     ASSERT_EQ(ARBITRARY_DOWN_TIME, event->getDownTime());
 314
 315     ASSERT_EQ(2U, event->getPointerCount());
 316     ASSERT_EQ(1, event->getPointerId(0));
 317     ASSERT_EQ(AMOTION_EVENT_TOOL_TYPE_FINGER, event->getToolType(0));
 318     ASSERT_EQ(2, event->getPointerId(1));
 319     ASSERT_EQ(AMOTION_EVENT_TOOL_TYPE_STYLUS, event->getToolType(1));
 320
 321     ASSERT_EQ(2U, event->getHistorySize());
 322
 323     // Check data.
 324     ASSERT_EQ(ARBITRARY_EVENT_TIME, event->getHistoricalEventTime(0));
 325     ASSERT_EQ(ARBITRARY_EVENT_TIME + 1, event->getHistoricalEventTime(1));
 326     ASSERT_EQ(ARBITRARY_EVENT_TIME + 2, event->getEventTime());
 327
 328     ASSERT_EQ(11, event->getHistoricalRawPointerCoords(0, 0)->
 329             getAxisValue(AMOTION_EVENT_AXIS_Y));
 330     ASSERT_EQ(21, event->getHistoricalRawPointerCoords(1, 0)->
 331             getAxisValue(AMOTION_EVENT_AXIS_Y));
 332     ASSERT_EQ(111, event->getHistoricalRawPointerCoords(0, 1)->
 333             getAxisValue(AMOTION_EVENT_AXIS_Y));
 334     ASSERT_EQ(121, event->getHistoricalRawPointerCoords(1, 1)->
 335             getAxisValue(AMOTION_EVENT_AXIS_Y));
 336     ASSERT_EQ(211, event->getRawPointerCoords(0)->
 337             getAxisValue(AMOTION_EVENT_AXIS_Y));
 338     ASSERT_EQ(221, event->getRawPointerCoords(1)->
 339             getAxisValue(AMOTION_EVENT_AXIS_Y));
 340
 341     ASSERT_EQ(11, event->getHistoricalRawAxisValue(AMOTION_EVENT_AXIS_Y, 0, 0));
 342     ASSERT_EQ(21, event->getHistoricalRawAxisValue(AMOTION_EVENT_AXIS_Y, 1, 0));
 343     ASSERT_EQ(111, event->getHistoricalRawAxisValue(AMOTION_EVENT_AXIS_Y, 0, 1));
 344     ASSERT_EQ(121, event->getHistoricalRawAxisValue(AMOTION_EVENT_AXIS_Y, 1, 1));
 345     ASSERT_EQ(211, event->getRawAxisValue(AMOTION_EVENT_AXIS_Y, 0));
 346     ASSERT_EQ(221, event->getRawAxisValue(AMOTION_EVENT_AXIS_Y, 1));
 347
 348     ASSERT_EQ(10, event->getHistoricalRawX(0, 0));
 349     ASSERT_EQ(20, event->getHistoricalRawX(1, 0));
 350     ASSERT_EQ(110, event->getHistoricalRawX(0, 1));
 351     ASSERT_EQ(120, event->getHistoricalRawX(1, 1));
 352     ASSERT_EQ(210, event->getRawX(0));
 353     ASSERT_EQ(220, event->getRawX(1));
 354
 355     ASSERT_EQ(11, event->getHistoricalRawY(0, 0));
 356     ASSERT_EQ(21, event->getHistoricalRawY(1, 0));
 357     ASSERT_EQ(111, event->getHistoricalRawY(0, 1));
 358     ASSERT_EQ(121, event->getHistoricalRawY(1, 1));
 359     ASSERT_EQ(211, event->getRawY(0));
 360     ASSERT_EQ(221, event->getRawY(1));
 361
 362     ASSERT_EQ(X_OFFSET + 10, event->getHistoricalX(0, 0));
 363     ASSERT_EQ(X_OFFSET + 20, event->getHistoricalX(1, 0));
 364     ASSERT_EQ(X_OFFSET + 110, event->getHistoricalX(0, 1));
 365     ASSERT_EQ(X_OFFSET + 120, event->getHistoricalX(1, 1));
 366     ASSERT_EQ(X_OFFSET + 210, event->getX(0));
 367     ASSERT_EQ(X_OFFSET + 220, event->getX(1));
 368
 369     ASSERT_EQ(Y_OFFSET + 11, event->getHistoricalY(0, 0));
 370     ASSERT_EQ(Y_OFFSET + 21, event->getHistoricalY(1, 0));
 371     ASSERT_EQ(Y_OFFSET + 111, event->getHistoricalY(0, 1));
 372     ASSERT_EQ(Y_OFFSET + 121, event->getHistoricalY(1, 1));
 373     ASSERT_EQ(Y_OFFSET + 211, event->getY(0));
 374     ASSERT_EQ(Y_OFFSET + 221, event->getY(1));
 375
 376     ASSERT_EQ(12, event->getHistoricalPressure(0, 0));
 377     ASSERT_EQ(22, event->getHistoricalPressure(1, 0));
 378     ASSERT_EQ(112, event->getHistoricalPressure(0, 1));
 379     ASSERT_EQ(122, event->getHistoricalPressure(1, 1));
 380     ASSERT_EQ(212, event->getPressure(0));
 381     ASSERT_EQ(222, event->getPressure(1));
 382
 383     ASSERT_EQ(13, event->getHistoricalSize(0, 0));
 384     ASSERT_EQ(23, event->getHistoricalSize(1, 0));
 385     ASSERT_EQ(113, event->getHistoricalSize(0, 1));
 386     ASSERT_EQ(123, event->getHistoricalSize(1, 1));
 387     ASSERT_EQ(213, event->getSize(0));
 388     ASSERT_EQ(223, event->getSize(1));
 389
 390     ASSERT_EQ(14, event->getHistoricalTouchMajor(0, 0));
 391     ASSERT_EQ(24, event->getHistoricalTouchMajor(1, 0));
 392     ASSERT_EQ(114, event->getHistoricalTouchMajor(0, 1));
 393     ASSERT_EQ(124, event->getHistoricalTouchMajor(1, 1));
 394     ASSERT_EQ(214, event->getTouchMajor(0));
 395     ASSERT_EQ(224, event->getTouchMajor(1));
 396
 397     ASSERT_EQ(15, event->getHistoricalTouchMinor(0, 0));
 398     ASSERT_EQ(25, event->getHistoricalTouchMinor(1, 0));
 399     ASSERT_EQ(115, event->getHistoricalTouchMinor(0, 1));
 400     ASSERT_EQ(125, event->getHistoricalTouchMinor(1, 1));
 401     ASSERT_EQ(215, event->getTouchMinor(0));
 402     ASSERT_EQ(225, event->getTouchMinor(1));
 403
 404     ASSERT_EQ(16, event->getHistoricalToolMajor(0, 0));
 405     ASSERT_EQ(26, event->getHistoricalToolMajor(1, 0));
 406     ASSERT_EQ(116, event->getHistoricalToolMajor(0, 1));
 407     ASSERT_EQ(126, event->getHistoricalToolMajor(1, 1));
 408     ASSERT_EQ(216, event->getToolMajor(0));
 409     ASSERT_EQ(226, event->getToolMajor(1));
 410
 411     ASSERT_EQ(17, event->getHistoricalToolMinor(0, 0));
 412     ASSERT_EQ(27, event->getHistoricalToolMinor(1, 0));
 413     ASSERT_EQ(117, event->getHistoricalToolMinor(0, 1));
 414     ASSERT_EQ(127, event->getHistoricalToolMinor(1, 1));
 415     ASSERT_EQ(217, event->getToolMinor(0));
 416     ASSERT_EQ(227, event->getToolMinor(1));
 417
 418     ASSERT_EQ(18, event->getHistoricalOrientation(0, 0));
 419     ASSERT_EQ(28, event->getHistoricalOrientation(1, 0));
 420     ASSERT_EQ(118, event->getHistoricalOrientation(0, 1));
 421     ASSERT_EQ(128, event->getHistoricalOrientation(1, 1));
 422     ASSERT_EQ(218, event->getOrientation(0));
 423     ASSERT_EQ(228, event->getOrientation(1));
 424 }
 425
 426 TEST_F(MotionEventTest, Properties) {
 427     MotionEvent event;
 428
 429     // Initialize, add samples and check properties.
 430     initializeEventWithHistory(&event);
 431     ASSERT_NO_FATAL_FAILURE(assertEqualsEventWithHistory(&event));
 432
 433     // Set source.
 434     event.setSource(AINPUT_SOURCE_JOYSTICK);
 435     ASSERT_EQ(AINPUT_SOURCE_JOYSTICK, event.getSource());
 436
 437     // Set action.
 438     event.setAction(AMOTION_EVENT_ACTION_CANCEL);
 439     ASSERT_EQ(AMOTION_EVENT_ACTION_CANCEL, event.getAction());
 440
 441     // Set meta state.
 442     event.setMetaState(AMETA_CTRL_ON);
 443     ASSERT_EQ(AMETA_CTRL_ON, event.getMetaState());
 444 }
 445
 446 TEST_F(MotionEventTest, CopyFrom_KeepHistory) {
 447     MotionEvent event;
 448     initializeEventWithHistory(&event);
 449
 450     MotionEvent copy;
 451     copy.copyFrom(&event, true /*keepHistory*/);
 452
 453     ASSERT_NO_FATAL_FAILURE(assertEqualsEventWithHistory(&event));
 454 }
 455
 456 TEST_F(MotionEventTest, CopyFrom_DoNotKeepHistory) {
 457     MotionEvent event;
 458     initializeEventWithHistory(&event);
 459
 460     MotionEvent copy;
 461     copy.copyFrom(&event, false /*keepHistory*/);
 462
 463     ASSERT_EQ(event.getPointerCount(), copy.getPointerCount());
 464     ASSERT_EQ(0U, copy.getHistorySize());
 465
 466     ASSERT_EQ(event.getPointerId(0), copy.getPointerId(0));
 467     ASSERT_EQ(event.getPointerId(1), copy.getPointerId(1));
 468
 469     ASSERT_EQ(event.getEventTime(), copy.getEventTime());
 470
 471     ASSERT_EQ(event.getX(0), copy.getX(0));
 472 }
 473
 474 TEST_F(MotionEventTest, OffsetLocation) {
 475     MotionEvent event;
 476     initializeEventWithHistory(&event);
 477
 478     event.offsetLocation(5.0f, -2.0f);
 479
 480     ASSERT_EQ(X_OFFSET + 5.0f, event.getXOffset());
 481     ASSERT_EQ(Y_OFFSET - 2.0f, event.getYOffset());
 482 }
 483
 484 TEST_F(MotionEventTest, Scale) {
 485     MotionEvent event;
 486     initializeEventWithHistory(&event);
 487
 488     event.scale(2.0f);
 489
 490     ASSERT_EQ(X_OFFSET * 2, event.getXOffset());
 491     ASSERT_EQ(Y_OFFSET * 2, event.getYOffset());
 492
 493     ASSERT_EQ(210 * 2, event.getRawX(0));
 494     ASSERT_EQ(211 * 2, event.getRawY(0));
 495     ASSERT_EQ((X_OFFSET + 210) * 2, event.getX(0));
 496     ASSERT_EQ((Y_OFFSET + 211) * 2, event.getY(0));
 497     ASSERT_EQ(212, event.getPressure(0));
 498     ASSERT_EQ(213, event.getSize(0));
 499     ASSERT_EQ(214 * 2, event.getTouchMajor(0));
 500     ASSERT_EQ(215 * 2, event.getTouchMinor(0));
 501     ASSERT_EQ(216 * 2, event.getToolMajor(0));
 502     ASSERT_EQ(217 * 2, event.getToolMinor(0));
 503     ASSERT_EQ(218, event.getOrientation(0));
 504 }
 505
 506 TEST_F(MotionEventTest, Parcel) {
 507     Parcel parcel;
 508
 509     MotionEvent inEvent;
 510     initializeEventWithHistory(&inEvent);
 511     MotionEvent outEvent;
 512
 513     // Round trip.
 514     inEvent.writeToParcel(&parcel);
 515     parcel.setDataPosition(0);
 516     outEvent.readFromParcel(&parcel);
 517
 518     ASSERT_NO_FATAL_FAILURE(assertEqualsEventWithHistory(&outEvent));
 519 }
 520
 521 static void setRotationMatrix(float matrix[9], float angle) {
 522     float sin = sinf(angle);
 523     float cos = cosf(angle);
 524     matrix[0] = cos;
 525     matrix[1] = -sin;
 526     matrix[2] = 0;
 527     matrix[3] = sin;
 528     matrix[4] = cos;
 529     matrix[5] = 0;
 530     matrix[6] = 0;
 531     matrix[7] = 0;
 532     matrix[8] = 1.0f;
 533 }
 534
 535 TEST_F(MotionEventTest, Transform) {
 536     // Generate some points on a circle.
 537     // Each point 'i' is a point on a circle of radius ROTATION centered at (3,2) at an angle
 538     // of ARC * i degrees clockwise relative to the Y axis.
 539     // The geometrical representation is irrelevant to the test, it's just easy to generate
 540     // and check rotation.  We set the orientation to the same angle.
 541     // Coordinate system: down is increasing Y, right is increasing X.
 542     const float PI_180 = float(M_PI / 180);
 543     const float RADIUS = 10;
 544     const float ARC = 36;
 545     const float ROTATION = ARC * 2;
 546
 547     const size_t pointerCount = 11;
 548     PointerProperties pointerProperties[pointerCount];
 549     PointerCoords pointerCoords[pointerCount];
 550     for (size_t i = 0; i < pointerCount; i++) {
 551         float angle = float(i * ARC * PI_180);
 552         pointerProperties[i].clear();
 553         pointerProperties[i].id = i;
 554         pointerCoords[i].clear();
 555         pointerCoords[i].setAxisValue(AMOTION_EVENT_AXIS_X, sinf(angle) * RADIUS + 3);
 556         pointerCoords[i].setAxisValue(AMOTION_EVENT_AXIS_Y, -cosf(angle) * RADIUS + 2);
 557         pointerCoords[i].setAxisValue(AMOTION_EVENT_AXIS_ORIENTATION, angle);
 558     }
 559     MotionEvent event;
 560     event.initialize(0, 0, AMOTION_EVENT_ACTION_MOVE, 0, 0, 0, 0,
 561             0, 0, 0, 0, 0, 0, pointerCount, pointerProperties, pointerCoords);
 562     float originalRawX = 0 + 3;
 563     float originalRawY = -RADIUS + 2;
 564
 565     // Check original raw X and Y assumption.
 566     ASSERT_NEAR(originalRawX, event.getRawX(0), 0.001);
 567     ASSERT_NEAR(originalRawY, event.getRawY(0), 0.001);
 568
 569     // Now translate the motion event so the circle's origin is at (0,0).
 570     event.offsetLocation(-3, -2);
 571
 572     // Offsetting the location should preserve the raw X and Y of the first point.
 573     ASSERT_NEAR(originalRawX, event.getRawX(0), 0.001);
 574     ASSERT_NEAR(originalRawY, event.getRawY(0), 0.001);
 575
 576     // Apply a rotation about the origin by ROTATION degrees clockwise.
 577     float matrix[9];
 578     setRotationMatrix(matrix, ROTATION * PI_180);
 579     event.transform(matrix);
 580
 581     // Check the points.
 582     for (size_t i = 0; i < pointerCount; i++) {
 583         float angle = float((i * ARC + ROTATION) * PI_180);
 584         ASSERT_NEAR(sinf(angle) * RADIUS, event.getX(i), 0.001);
 585         ASSERT_NEAR(-cosf(angle) * RADIUS, event.getY(i), 0.001);
 586         ASSERT_NEAR(tanf(angle), tanf(event.getOrientation(i)), 0.1);
 587     }
 588
 589     // Applying the transformation should preserve the raw X and Y of the first point.
 590     ASSERT_NEAR(originalRawX, event.getRawX(0), 0.001);
 591     ASSERT_NEAR(originalRawY, event.getRawY(0), 0.001);
 592 }
 593
 594 } // namespace android