/* * Copyright (C) 2011 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #include #include #include #include namespace android { class BaseTest : public testing::Test { protected: virtual void SetUp() { } virtual void TearDown() { } }; // --- PointerCoordsTest --- class PointerCoordsTest : public BaseTest { }; TEST_F(PointerCoordsTest, ClearSetsBitsToZero) { PointerCoords coords; coords.clear(); ASSERT_EQ(0ULL, coords.bits); } TEST_F(PointerCoordsTest, AxisValues) { float* valuePtr; PointerCoords coords; coords.clear(); // Check invariants when no axes are present. ASSERT_EQ(0, coords.getAxisValue(0)) << "getAxisValue should return zero because axis is not present"; ASSERT_EQ(0, coords.getAxisValue(1)) << "getAxisValue should return zero because axis is not present"; // Set first axis. ASSERT_EQ(OK, coords.setAxisValue(1, 5)); ASSERT_EQ(0x00000002ULL, coords.bits); ASSERT_EQ(5, coords.values[0]); ASSERT_EQ(0, coords.getAxisValue(0)) << "getAxisValue should return zero because axis is not present"; ASSERT_EQ(5, coords.getAxisValue(1)) << "getAxisValue should return value of axis"; // Set an axis with a higher id than all others. (appending value at the end) ASSERT_EQ(OK, coords.setAxisValue(3, 2)); ASSERT_EQ(0x0000000aULL, coords.bits); ASSERT_EQ(5, coords.values[0]); ASSERT_EQ(2, coords.values[1]); ASSERT_EQ(0, coords.getAxisValue(0)) << "getAxisValue should return zero because axis is not present"; ASSERT_EQ(5, coords.getAxisValue(1)) << "getAxisValue should return value of axis"; ASSERT_EQ(0, coords.getAxisValue(2)) << "getAxisValue should return zero because axis is not present"; ASSERT_EQ(2, coords.getAxisValue(3)) << "getAxisValue should return value of axis"; // Set an axis with an id lower than all others. (prepending value at beginning) ASSERT_EQ(OK, coords.setAxisValue(0, 4)); ASSERT_EQ(0x0000000bULL, coords.bits); ASSERT_EQ(4, coords.values[0]); ASSERT_EQ(5, coords.values[1]); ASSERT_EQ(2, coords.values[2]); ASSERT_EQ(4, coords.getAxisValue(0)) << "getAxisValue should return value of axis"; ASSERT_EQ(5, coords.getAxisValue(1)) << "getAxisValue should return value of axis"; ASSERT_EQ(0, coords.getAxisValue(2)) << "getAxisValue should return zero because axis is not present"; ASSERT_EQ(2, coords.getAxisValue(3)) << "getAxisValue should return value of axis"; // Set an axis with an id between the others. (inserting value in the middle) ASSERT_EQ(OK, coords.setAxisValue(2, 1)); ASSERT_EQ(0x0000000fULL, coords.bits); ASSERT_EQ(4, coords.values[0]); ASSERT_EQ(5, coords.values[1]); ASSERT_EQ(1, coords.values[2]); ASSERT_EQ(2, coords.values[3]); ASSERT_EQ(4, coords.getAxisValue(0)) << "getAxisValue should return value of axis"; ASSERT_EQ(5, coords.getAxisValue(1)) << "getAxisValue should return value of axis"; ASSERT_EQ(1, coords.getAxisValue(2)) << "getAxisValue should return value of axis"; ASSERT_EQ(2, coords.getAxisValue(3)) << "getAxisValue should return value of axis"; // Set an existing axis value in place. ASSERT_EQ(OK, coords.setAxisValue(1, 6)); ASSERT_EQ(0x0000000fULL, coords.bits); ASSERT_EQ(4, coords.values[0]); ASSERT_EQ(6, coords.values[1]); ASSERT_EQ(1, coords.values[2]); ASSERT_EQ(2, coords.values[3]); ASSERT_EQ(4, coords.getAxisValue(0)) << "getAxisValue should return value of axis"; ASSERT_EQ(6, coords.getAxisValue(1)) << "getAxisValue should return value of axis"; ASSERT_EQ(1, coords.getAxisValue(2)) << "getAxisValue should return value of axis"; ASSERT_EQ(2, coords.getAxisValue(3)) << "getAxisValue should return value of axis"; // Set maximum number of axes. for (size_t axis = 4; axis < PointerCoords::MAX_AXES; axis++) { ASSERT_EQ(OK, coords.setAxisValue(axis, axis)); } ASSERT_EQ(PointerCoords::MAX_AXES, __builtin_popcountll(coords.bits)); // Try to set one more axis beyond maximum number. // Ensure bits are unchanged. ASSERT_EQ(NO_MEMORY, coords.setAxisValue(PointerCoords::MAX_AXES, 100)); ASSERT_EQ(PointerCoords::MAX_AXES, __builtin_popcountll(coords.bits)); } TEST_F(PointerCoordsTest, Parcel) { Parcel parcel; PointerCoords inCoords; inCoords.clear(); PointerCoords outCoords; // Round trip with empty coords. inCoords.writeToParcel(&parcel); parcel.setDataPosition(0); outCoords.readFromParcel(&parcel); ASSERT_EQ(0ULL, outCoords.bits); // Round trip with some values. parcel.freeData(); inCoords.setAxisValue(2, 5); inCoords.setAxisValue(5, 8); inCoords.writeToParcel(&parcel); parcel.setDataPosition(0); outCoords.readFromParcel(&parcel); ASSERT_EQ(outCoords.bits, inCoords.bits); ASSERT_EQ(outCoords.values[0], inCoords.values[0]); ASSERT_EQ(outCoords.values[1], inCoords.values[1]); } // --- KeyEventTest --- class KeyEventTest : public BaseTest { }; TEST_F(KeyEventTest, Properties) { KeyEvent event; // Initialize and get properties. const nsecs_t ARBITRARY_DOWN_TIME = 1; const nsecs_t ARBITRARY_EVENT_TIME = 2; event.initialize(2, AINPUT_SOURCE_GAMEPAD, AKEY_EVENT_ACTION_DOWN, AKEY_EVENT_FLAG_FROM_SYSTEM, AKEYCODE_BUTTON_X, 121, AMETA_ALT_ON, 1, ARBITRARY_DOWN_TIME, ARBITRARY_EVENT_TIME); ASSERT_EQ(AINPUT_EVENT_TYPE_KEY, event.getType()); ASSERT_EQ(2, event.getDeviceId()); ASSERT_EQ(AINPUT_SOURCE_GAMEPAD, event.getSource()); ASSERT_EQ(AKEY_EVENT_ACTION_DOWN, event.getAction()); ASSERT_EQ(AKEY_EVENT_FLAG_FROM_SYSTEM, event.getFlags()); ASSERT_EQ(AKEYCODE_BUTTON_X, event.getKeyCode()); ASSERT_EQ(121, event.getScanCode()); ASSERT_EQ(AMETA_ALT_ON, event.getMetaState()); ASSERT_EQ(1, event.getRepeatCount()); ASSERT_EQ(ARBITRARY_DOWN_TIME, event.getDownTime()); ASSERT_EQ(ARBITRARY_EVENT_TIME, event.getEventTime()); // Set source. event.setSource(AINPUT_SOURCE_JOYSTICK); ASSERT_EQ(AINPUT_SOURCE_JOYSTICK, event.getSource()); } // --- MotionEventTest --- class MotionEventTest : public BaseTest { protected: static const nsecs_t ARBITRARY_DOWN_TIME; static const nsecs_t ARBITRARY_EVENT_TIME; static const float X_OFFSET; static const float Y_OFFSET; void initializeEventWithHistory(MotionEvent* event); void assertEqualsEventWithHistory(const MotionEvent* event); }; const nsecs_t MotionEventTest::ARBITRARY_DOWN_TIME = 1; const nsecs_t MotionEventTest::ARBITRARY_EVENT_TIME = 2; const float MotionEventTest::X_OFFSET = 1.0f; const float MotionEventTest::Y_OFFSET = 1.1f; void MotionEventTest::initializeEventWithHistory(MotionEvent* event) { PointerProperties pointerProperties[2]; pointerProperties[0].clear(); pointerProperties[0].id = 1; pointerProperties[0].toolType = AMOTION_EVENT_TOOL_TYPE_FINGER; pointerProperties[1].clear(); pointerProperties[1].id = 2; pointerProperties[1].toolType = AMOTION_EVENT_TOOL_TYPE_STYLUS; PointerCoords pointerCoords[2]; pointerCoords[0].clear(); pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_X, 10); pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_Y, 11); pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_PRESSURE, 12); pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_SIZE, 13); pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_TOUCH_MAJOR, 14); pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_TOUCH_MINOR, 15); pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_TOOL_MAJOR, 16); pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_TOOL_MINOR, 17); pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_ORIENTATION, 18); pointerCoords[1].clear(); pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_X, 20); pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_Y, 21); pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_PRESSURE, 22); pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_SIZE, 23); pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_TOUCH_MAJOR, 24); pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_TOUCH_MINOR, 25); pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_TOOL_MAJOR, 26); pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_TOOL_MINOR, 27); pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_ORIENTATION, 28); event->initialize(2, AINPUT_SOURCE_TOUCHSCREEN, AMOTION_EVENT_ACTION_MOVE, AMOTION_EVENT_FLAG_WINDOW_IS_OBSCURED, AMOTION_EVENT_EDGE_FLAG_TOP, AMETA_ALT_ON, AMOTION_EVENT_BUTTON_PRIMARY, X_OFFSET, Y_OFFSET, 2.0f, 2.1f, ARBITRARY_DOWN_TIME, ARBITRARY_EVENT_TIME, 2, pointerProperties, pointerCoords); pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_X, 110); pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_Y, 111); pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_PRESSURE, 112); pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_SIZE, 113); pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_TOUCH_MAJOR, 114); pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_TOUCH_MINOR, 115); pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_TOOL_MAJOR, 116); pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_TOOL_MINOR, 117); pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_ORIENTATION, 118); pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_X, 120); pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_Y, 121); pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_PRESSURE, 122); pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_SIZE, 123); pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_TOUCH_MAJOR, 124); pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_TOUCH_MINOR, 125); pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_TOOL_MAJOR, 126); pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_TOOL_MINOR, 127); pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_ORIENTATION, 128); event->addSample(ARBITRARY_EVENT_TIME + 1, pointerCoords); pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_X, 210); pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_Y, 211); pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_PRESSURE, 212); pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_SIZE, 213); pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_TOUCH_MAJOR, 214); pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_TOUCH_MINOR, 215); pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_TOOL_MAJOR, 216); pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_TOOL_MINOR, 217); pointerCoords[0].setAxisValue(AMOTION_EVENT_AXIS_ORIENTATION, 218); pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_X, 220); pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_Y, 221); pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_PRESSURE, 222); pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_SIZE, 223); pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_TOUCH_MAJOR, 224); pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_TOUCH_MINOR, 225); pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_TOOL_MAJOR, 226); pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_TOOL_MINOR, 227); pointerCoords[1].setAxisValue(AMOTION_EVENT_AXIS_ORIENTATION, 228); event->addSample(ARBITRARY_EVENT_TIME + 2, pointerCoords); } void MotionEventTest::assertEqualsEventWithHistory(const MotionEvent* event) { // Check properties. ASSERT_EQ(AINPUT_EVENT_TYPE_MOTION, event->getType()); ASSERT_EQ(2, event->getDeviceId()); ASSERT_EQ(AINPUT_SOURCE_TOUCHSCREEN, event->getSource()); ASSERT_EQ(AMOTION_EVENT_ACTION_MOVE, event->getAction()); ASSERT_EQ(AMOTION_EVENT_FLAG_WINDOW_IS_OBSCURED, event->getFlags()); ASSERT_EQ(AMOTION_EVENT_EDGE_FLAG_TOP, event->getEdgeFlags()); ASSERT_EQ(AMETA_ALT_ON, event->getMetaState()); ASSERT_EQ(AMOTION_EVENT_BUTTON_PRIMARY, event->getButtonState()); ASSERT_EQ(X_OFFSET, event->getXOffset()); ASSERT_EQ(Y_OFFSET, event->getYOffset()); ASSERT_EQ(2.0f, event->getXPrecision()); ASSERT_EQ(2.1f, event->getYPrecision()); ASSERT_EQ(ARBITRARY_DOWN_TIME, event->getDownTime()); ASSERT_EQ(2U, event->getPointerCount()); ASSERT_EQ(1, event->getPointerId(0)); ASSERT_EQ(AMOTION_EVENT_TOOL_TYPE_FINGER, event->getToolType(0)); ASSERT_EQ(2, event->getPointerId(1)); ASSERT_EQ(AMOTION_EVENT_TOOL_TYPE_STYLUS, event->getToolType(1)); ASSERT_EQ(2U, event->getHistorySize()); // Check data. ASSERT_EQ(ARBITRARY_EVENT_TIME, event->getHistoricalEventTime(0)); ASSERT_EQ(ARBITRARY_EVENT_TIME + 1, event->getHistoricalEventTime(1)); ASSERT_EQ(ARBITRARY_EVENT_TIME + 2, event->getEventTime()); ASSERT_EQ(11, event->getHistoricalRawPointerCoords(0, 0)-> getAxisValue(AMOTION_EVENT_AXIS_Y)); ASSERT_EQ(21, event->getHistoricalRawPointerCoords(1, 0)-> getAxisValue(AMOTION_EVENT_AXIS_Y)); ASSERT_EQ(111, event->getHistoricalRawPointerCoords(0, 1)-> getAxisValue(AMOTION_EVENT_AXIS_Y)); ASSERT_EQ(121, event->getHistoricalRawPointerCoords(1, 1)-> getAxisValue(AMOTION_EVENT_AXIS_Y)); ASSERT_EQ(211, event->getRawPointerCoords(0)-> getAxisValue(AMOTION_EVENT_AXIS_Y)); ASSERT_EQ(221, event->getRawPointerCoords(1)-> getAxisValue(AMOTION_EVENT_AXIS_Y)); ASSERT_EQ(11, event->getHistoricalRawAxisValue(AMOTION_EVENT_AXIS_Y, 0, 0)); ASSERT_EQ(21, event->getHistoricalRawAxisValue(AMOTION_EVENT_AXIS_Y, 1, 0)); ASSERT_EQ(111, event->getHistoricalRawAxisValue(AMOTION_EVENT_AXIS_Y, 0, 1)); ASSERT_EQ(121, event->getHistoricalRawAxisValue(AMOTION_EVENT_AXIS_Y, 1, 1)); ASSERT_EQ(211, event->getRawAxisValue(AMOTION_EVENT_AXIS_Y, 0)); ASSERT_EQ(221, event->getRawAxisValue(AMOTION_EVENT_AXIS_Y, 1)); ASSERT_EQ(10, event->getHistoricalRawX(0, 0)); ASSERT_EQ(20, event->getHistoricalRawX(1, 0)); ASSERT_EQ(110, event->getHistoricalRawX(0, 1)); ASSERT_EQ(120, event->getHistoricalRawX(1, 1)); ASSERT_EQ(210, event->getRawX(0)); ASSERT_EQ(220, event->getRawX(1)); ASSERT_EQ(11, event->getHistoricalRawY(0, 0)); ASSERT_EQ(21, event->getHistoricalRawY(1, 0)); ASSERT_EQ(111, event->getHistoricalRawY(0, 1)); ASSERT_EQ(121, event->getHistoricalRawY(1, 1)); ASSERT_EQ(211, event->getRawY(0)); ASSERT_EQ(221, event->getRawY(1)); ASSERT_EQ(X_OFFSET + 10, event->getHistoricalX(0, 0)); ASSERT_EQ(X_OFFSET + 20, event->getHistoricalX(1, 0)); ASSERT_EQ(X_OFFSET + 110, event->getHistoricalX(0, 1)); ASSERT_EQ(X_OFFSET + 120, event->getHistoricalX(1, 1)); ASSERT_EQ(X_OFFSET + 210, event->getX(0)); ASSERT_EQ(X_OFFSET + 220, event->getX(1)); ASSERT_EQ(Y_OFFSET + 11, event->getHistoricalY(0, 0)); ASSERT_EQ(Y_OFFSET + 21, event->getHistoricalY(1, 0)); ASSERT_EQ(Y_OFFSET + 111, event->getHistoricalY(0, 1)); ASSERT_EQ(Y_OFFSET + 121, event->getHistoricalY(1, 1)); ASSERT_EQ(Y_OFFSET + 211, event->getY(0)); ASSERT_EQ(Y_OFFSET + 221, event->getY(1)); ASSERT_EQ(12, event->getHistoricalPressure(0, 0)); ASSERT_EQ(22, event->getHistoricalPressure(1, 0)); ASSERT_EQ(112, event->getHistoricalPressure(0, 1)); ASSERT_EQ(122, event->getHistoricalPressure(1, 1)); ASSERT_EQ(212, event->getPressure(0)); ASSERT_EQ(222, event->getPressure(1)); ASSERT_EQ(13, event->getHistoricalSize(0, 0)); ASSERT_EQ(23, event->getHistoricalSize(1, 0)); ASSERT_EQ(113, event->getHistoricalSize(0, 1)); ASSERT_EQ(123, event->getHistoricalSize(1, 1)); ASSERT_EQ(213, event->getSize(0)); ASSERT_EQ(223, event->getSize(1)); ASSERT_EQ(14, event->getHistoricalTouchMajor(0, 0)); ASSERT_EQ(24, event->getHistoricalTouchMajor(1, 0)); ASSERT_EQ(114, event->getHistoricalTouchMajor(0, 1)); ASSERT_EQ(124, event->getHistoricalTouchMajor(1, 1)); ASSERT_EQ(214, event->getTouchMajor(0)); ASSERT_EQ(224, event->getTouchMajor(1)); ASSERT_EQ(15, event->getHistoricalTouchMinor(0, 0)); ASSERT_EQ(25, event->getHistoricalTouchMinor(1, 0)); ASSERT_EQ(115, event->getHistoricalTouchMinor(0, 1)); ASSERT_EQ(125, event->getHistoricalTouchMinor(1, 1)); ASSERT_EQ(215, event->getTouchMinor(0)); ASSERT_EQ(225, event->getTouchMinor(1)); ASSERT_EQ(16, event->getHistoricalToolMajor(0, 0)); ASSERT_EQ(26, event->getHistoricalToolMajor(1, 0)); ASSERT_EQ(116, event->getHistoricalToolMajor(0, 1)); ASSERT_EQ(126, event->getHistoricalToolMajor(1, 1)); ASSERT_EQ(216, event->getToolMajor(0)); ASSERT_EQ(226, event->getToolMajor(1)); ASSERT_EQ(17, event->getHistoricalToolMinor(0, 0)); ASSERT_EQ(27, event->getHistoricalToolMinor(1, 0)); ASSERT_EQ(117, event->getHistoricalToolMinor(0, 1)); ASSERT_EQ(127, event->getHistoricalToolMinor(1, 1)); ASSERT_EQ(217, event->getToolMinor(0)); ASSERT_EQ(227, event->getToolMinor(1)); ASSERT_EQ(18, event->getHistoricalOrientation(0, 0)); ASSERT_EQ(28, event->getHistoricalOrientation(1, 0)); ASSERT_EQ(118, event->getHistoricalOrientation(0, 1)); ASSERT_EQ(128, event->getHistoricalOrientation(1, 1)); ASSERT_EQ(218, event->getOrientation(0)); ASSERT_EQ(228, event->getOrientation(1)); } TEST_F(MotionEventTest, Properties) { MotionEvent event; // Initialize, add samples and check properties. initializeEventWithHistory(&event); ASSERT_NO_FATAL_FAILURE(assertEqualsEventWithHistory(&event)); // Set source. event.setSource(AINPUT_SOURCE_JOYSTICK); ASSERT_EQ(AINPUT_SOURCE_JOYSTICK, event.getSource()); // Set action. event.setAction(AMOTION_EVENT_ACTION_CANCEL); ASSERT_EQ(AMOTION_EVENT_ACTION_CANCEL, event.getAction()); // Set meta state. event.setMetaState(AMETA_CTRL_ON); ASSERT_EQ(AMETA_CTRL_ON, event.getMetaState()); } TEST_F(MotionEventTest, CopyFrom_KeepHistory) { MotionEvent event; initializeEventWithHistory(&event); MotionEvent copy; copy.copyFrom(&event, true /*keepHistory*/); ASSERT_NO_FATAL_FAILURE(assertEqualsEventWithHistory(&event)); } TEST_F(MotionEventTest, CopyFrom_DoNotKeepHistory) { MotionEvent event; initializeEventWithHistory(&event); MotionEvent copy; copy.copyFrom(&event, false /*keepHistory*/); ASSERT_EQ(event.getPointerCount(), copy.getPointerCount()); ASSERT_EQ(0U, copy.getHistorySize()); ASSERT_EQ(event.getPointerId(0), copy.getPointerId(0)); ASSERT_EQ(event.getPointerId(1), copy.getPointerId(1)); ASSERT_EQ(event.getEventTime(), copy.getEventTime()); ASSERT_EQ(event.getX(0), copy.getX(0)); } TEST_F(MotionEventTest, OffsetLocation) { MotionEvent event; initializeEventWithHistory(&event); event.offsetLocation(5.0f, -2.0f); ASSERT_EQ(X_OFFSET + 5.0f, event.getXOffset()); ASSERT_EQ(Y_OFFSET - 2.0f, event.getYOffset()); } TEST_F(MotionEventTest, Scale) { MotionEvent event; initializeEventWithHistory(&event); event.scale(2.0f); ASSERT_EQ(X_OFFSET * 2, event.getXOffset()); ASSERT_EQ(Y_OFFSET * 2, event.getYOffset()); ASSERT_EQ(210 * 2, event.getRawX(0)); ASSERT_EQ(211 * 2, event.getRawY(0)); ASSERT_EQ((X_OFFSET + 210) * 2, event.getX(0)); ASSERT_EQ((Y_OFFSET + 211) * 2, event.getY(0)); ASSERT_EQ(212, event.getPressure(0)); ASSERT_EQ(213, event.getSize(0)); ASSERT_EQ(214 * 2, event.getTouchMajor(0)); ASSERT_EQ(215 * 2, event.getTouchMinor(0)); ASSERT_EQ(216 * 2, event.getToolMajor(0)); ASSERT_EQ(217 * 2, event.getToolMinor(0)); ASSERT_EQ(218, event.getOrientation(0)); } TEST_F(MotionEventTest, Parcel) { Parcel parcel; MotionEvent inEvent; initializeEventWithHistory(&inEvent); MotionEvent outEvent; // Round trip. inEvent.writeToParcel(&parcel); parcel.setDataPosition(0); outEvent.readFromParcel(&parcel); ASSERT_NO_FATAL_FAILURE(assertEqualsEventWithHistory(&outEvent)); } static void setRotationMatrix(float matrix[9], float angle) { float sin = sinf(angle); float cos = cosf(angle); matrix[0] = cos; matrix[1] = -sin; matrix[2] = 0; matrix[3] = sin; matrix[4] = cos; matrix[5] = 0; matrix[6] = 0; matrix[7] = 0; matrix[8] = 1.0f; } TEST_F(MotionEventTest, Transform) { // Generate some points on a circle. // Each point 'i' is a point on a circle of radius ROTATION centered at (3,2) at an angle // of ARC * i degrees clockwise relative to the Y axis. // The geometrical representation is irrelevant to the test, it's just easy to generate // and check rotation. We set the orientation to the same angle. // Coordinate system: down is increasing Y, right is increasing X. const float PI_180 = float(M_PI / 180); const float RADIUS = 10; const float ARC = 36; const float ROTATION = ARC * 2; const size_t pointerCount = 11; PointerProperties pointerProperties[pointerCount]; PointerCoords pointerCoords[pointerCount]; for (size_t i = 0; i < pointerCount; i++) { float angle = float(i * ARC * PI_180); pointerProperties[i].clear(); pointerProperties[i].id = i; pointerCoords[i].clear(); pointerCoords[i].setAxisValue(AMOTION_EVENT_AXIS_X, sinf(angle) * RADIUS + 3); pointerCoords[i].setAxisValue(AMOTION_EVENT_AXIS_Y, -cosf(angle) * RADIUS + 2); pointerCoords[i].setAxisValue(AMOTION_EVENT_AXIS_ORIENTATION, angle); } MotionEvent event; event.initialize(0, 0, AMOTION_EVENT_ACTION_MOVE, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, pointerCount, pointerProperties, pointerCoords); float originalRawX = 0 + 3; float originalRawY = -RADIUS + 2; // Check original raw X and Y assumption. ASSERT_NEAR(originalRawX, event.getRawX(0), 0.001); ASSERT_NEAR(originalRawY, event.getRawY(0), 0.001); // Now translate the motion event so the circle's origin is at (0,0). event.offsetLocation(-3, -2); // Offsetting the location should preserve the raw X and Y of the first point. ASSERT_NEAR(originalRawX, event.getRawX(0), 0.001); ASSERT_NEAR(originalRawY, event.getRawY(0), 0.001); // Apply a rotation about the origin by ROTATION degrees clockwise. float matrix[9]; setRotationMatrix(matrix, ROTATION * PI_180); event.transform(matrix); // Check the points. for (size_t i = 0; i < pointerCount; i++) { float angle = float((i * ARC + ROTATION) * PI_180); ASSERT_NEAR(sinf(angle) * RADIUS, event.getX(i), 0.001); ASSERT_NEAR(-cosf(angle) * RADIUS, event.getY(i), 0.001); ASSERT_NEAR(tanf(angle), tanf(event.getOrientation(i)), 0.1); } // Applying the transformation should preserve the raw X and Y of the first point. ASSERT_NEAR(originalRawX, event.getRawX(0), 0.001); ASSERT_NEAR(originalRawY, event.getRawY(0), 0.001); } } // namespace android