| // Copyright 2013 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. |
| |
| package org.chromium.content.browser; |
| |
| import android.hardware.Sensor; |
| import android.hardware.SensorEventListener; |
| import android.hardware.SensorManager; |
| import android.os.Handler; |
| import android.test.AndroidTestCase; |
| import android.test.suitebuilder.annotation.SmallTest; |
| |
| import java.util.HashSet; |
| import java.util.Set; |
| |
| /** |
| * Test suite for DeviceMotionAndOrientation. |
| */ |
| public class DeviceMotionAndOrientationTest extends AndroidTestCase { |
| |
| private DeviceMotionAndOrientationForTests mDeviceMotionAndOrientation; |
| private MockSensorManager mMockSensorManager; |
| |
| @Override |
| public void setUp() throws Exception { |
| super.setUp(); |
| mMockSensorManager = new MockSensorManager(); |
| mDeviceMotionAndOrientation = DeviceMotionAndOrientationForTests.getInstance(); |
| mDeviceMotionAndOrientation.setSensorManagerProxy(mMockSensorManager); |
| } |
| |
| @SmallTest |
| public void testRegisterSensorsDeviceMotion() { |
| boolean start = mDeviceMotionAndOrientation.start(0, |
| DeviceMotionAndOrientation.DEVICE_MOTION, 100); |
| |
| assertTrue(start); |
| assertTrue("should contain all motion sensors", |
| mDeviceMotionAndOrientation.mActiveSensors.containsAll( |
| DeviceMotionAndOrientation.DEVICE_MOTION_SENSORS)); |
| assertTrue(mDeviceMotionAndOrientation.mDeviceMotionIsActive); |
| assertFalse(mDeviceMotionAndOrientation.mDeviceOrientationIsActive); |
| |
| assertEquals(DeviceMotionAndOrientation.DEVICE_MOTION_SENSORS.size(), |
| mMockSensorManager.numRegistered); |
| assertEquals(0, mMockSensorManager.numUnRegistered); |
| assertEquals(DeviceMotionAndOrientation.DEVICE_MOTION_SENSORS.size(), |
| mDeviceMotionAndOrientation.getNumberActiveDeviceMotionSensors()); |
| } |
| |
| @SmallTest |
| public void testRegisterSensorsDeviceOrientation() { |
| boolean start = mDeviceMotionAndOrientation.start(0, |
| DeviceMotionAndOrientation.DEVICE_ORIENTATION, 100); |
| |
| assertTrue(start); |
| assertTrue("should contain all orientation sensors", |
| mDeviceMotionAndOrientation.mActiveSensors.containsAll( |
| DeviceMotionAndOrientation.DEVICE_ORIENTATION_SENSORS)); |
| assertFalse(mDeviceMotionAndOrientation.mDeviceMotionIsActive); |
| assertTrue(mDeviceMotionAndOrientation.mDeviceOrientationIsActive); |
| |
| assertEquals(DeviceMotionAndOrientation.DEVICE_ORIENTATION_SENSORS.size(), |
| mMockSensorManager.numRegistered); |
| assertEquals(0, mMockSensorManager.numUnRegistered); |
| } |
| |
| @SmallTest |
| public void testRegisterSensorsDeviceMotionAndOrientation() { |
| boolean startOrientation = mDeviceMotionAndOrientation.start(0, |
| DeviceMotionAndOrientation.DEVICE_ORIENTATION, 100); |
| boolean startMotion = mDeviceMotionAndOrientation.start(0, |
| DeviceMotionAndOrientation.DEVICE_MOTION, 100); |
| |
| assertTrue(startOrientation); |
| assertTrue(startMotion); |
| assertTrue("should contain all motion sensors", |
| mDeviceMotionAndOrientation.mActiveSensors.containsAll( |
| DeviceMotionAndOrientation.DEVICE_MOTION_SENSORS)); |
| assertTrue("should contain all orientation sensors", |
| mDeviceMotionAndOrientation.mActiveSensors.containsAll( |
| DeviceMotionAndOrientation.DEVICE_ORIENTATION_SENSORS)); |
| |
| Set<Integer> union = new HashSet<Integer>( |
| DeviceMotionAndOrientation.DEVICE_ORIENTATION_SENSORS); |
| union.addAll(DeviceMotionAndOrientation.DEVICE_MOTION_SENSORS); |
| |
| assertEquals(union.size(), mDeviceMotionAndOrientation.mActiveSensors.size()); |
| assertTrue(mDeviceMotionAndOrientation.mDeviceMotionIsActive); |
| assertTrue(mDeviceMotionAndOrientation.mDeviceOrientationIsActive); |
| assertEquals(union.size(), mMockSensorManager.numRegistered); |
| assertEquals(0, mMockSensorManager.numUnRegistered); |
| assertEquals(DeviceMotionAndOrientation.DEVICE_MOTION_SENSORS.size(), |
| mDeviceMotionAndOrientation.getNumberActiveDeviceMotionSensors()); |
| } |
| |
| @SmallTest |
| public void testUnregisterSensorsDeviceMotion() { |
| mDeviceMotionAndOrientation.start(0, DeviceMotionAndOrientation.DEVICE_MOTION, 100); |
| mDeviceMotionAndOrientation.stop(DeviceMotionAndOrientation.DEVICE_MOTION); |
| |
| assertTrue("should contain no sensors", |
| mDeviceMotionAndOrientation.mActiveSensors.isEmpty()); |
| assertFalse(mDeviceMotionAndOrientation.mDeviceMotionIsActive); |
| assertFalse(mDeviceMotionAndOrientation.mDeviceOrientationIsActive); |
| assertEquals(DeviceMotionAndOrientation.DEVICE_MOTION_SENSORS.size(), |
| mMockSensorManager.numUnRegistered); |
| assertEquals(0, mDeviceMotionAndOrientation.getNumberActiveDeviceMotionSensors()); |
| } |
| |
| @SmallTest |
| public void testUnregisterSensorsDeviceOrientation() { |
| mDeviceMotionAndOrientation.start(0, DeviceMotionAndOrientation.DEVICE_ORIENTATION, 100); |
| mDeviceMotionAndOrientation.stop(DeviceMotionAndOrientation.DEVICE_ORIENTATION); |
| |
| assertTrue("should contain no sensors", |
| mDeviceMotionAndOrientation.mActiveSensors.isEmpty()); |
| assertFalse(mDeviceMotionAndOrientation.mDeviceMotionIsActive); |
| assertFalse(mDeviceMotionAndOrientation.mDeviceOrientationIsActive); |
| assertEquals(DeviceMotionAndOrientation.DEVICE_ORIENTATION_SENSORS.size(), |
| mMockSensorManager.numUnRegistered); |
| } |
| |
| @SmallTest |
| public void testUnRegisterSensorsDeviceMotionAndOrientation() { |
| mDeviceMotionAndOrientation.start(0, DeviceMotionAndOrientation.DEVICE_ORIENTATION, 100); |
| mDeviceMotionAndOrientation.start(0, DeviceMotionAndOrientation.DEVICE_MOTION, 100); |
| mDeviceMotionAndOrientation.stop(DeviceMotionAndOrientation.DEVICE_MOTION); |
| |
| assertTrue("should contain all orientation sensors", |
| mDeviceMotionAndOrientation.mActiveSensors.containsAll( |
| DeviceMotionAndOrientation.DEVICE_ORIENTATION_SENSORS)); |
| |
| Set<Integer> diff = new HashSet<Integer>(DeviceMotionAndOrientation.DEVICE_MOTION_SENSORS); |
| diff.removeAll(DeviceMotionAndOrientation.DEVICE_ORIENTATION_SENSORS); |
| |
| assertEquals(diff.size(), mMockSensorManager.numUnRegistered); |
| |
| mDeviceMotionAndOrientation.stop(DeviceMotionAndOrientation.DEVICE_ORIENTATION); |
| |
| assertTrue("should contain no sensors", |
| mDeviceMotionAndOrientation.mActiveSensors.isEmpty()); |
| assertEquals(diff.size() + DeviceMotionAndOrientation.DEVICE_ORIENTATION_SENSORS.size(), |
| mMockSensorManager.numUnRegistered); |
| assertEquals(0, mDeviceMotionAndOrientation.getNumberActiveDeviceMotionSensors()); |
| } |
| |
| @SmallTest |
| public void testSensorChangedgotOrientation() { |
| boolean startOrientation = mDeviceMotionAndOrientation.start(0, |
| DeviceMotionAndOrientation.DEVICE_ORIENTATION, 100); |
| |
| assertTrue(startOrientation); |
| assertTrue(mDeviceMotionAndOrientation.mDeviceOrientationIsActive); |
| |
| float alpha = (float) Math.PI / 4; |
| float[] values = {0, 0, (float) Math.sin(alpha / 2), (float) Math.cos(alpha / 2), -1}; |
| mDeviceMotionAndOrientation.sensorChanged(Sensor.TYPE_ROTATION_VECTOR, values); |
| mDeviceMotionAndOrientation.verifyCalls("gotOrientation"); |
| mDeviceMotionAndOrientation.verifyValuesEpsilon(Math.toDegrees(alpha), 0, 0); |
| } |
| |
| @SmallTest |
| public void testSensorChangedgotAccelerationIncludingGravity() { |
| mDeviceMotionAndOrientation.start(0, DeviceMotionAndOrientation.DEVICE_MOTION, 100); |
| |
| float[] values = {1, 2, 3}; |
| mDeviceMotionAndOrientation.sensorChanged(Sensor.TYPE_ACCELEROMETER, values); |
| mDeviceMotionAndOrientation.verifyCalls("gotAccelerationIncludingGravity"); |
| mDeviceMotionAndOrientation.verifyValues(1, 2, 3); |
| } |
| |
| @SmallTest |
| public void testSensorChangedgotAcceleration() { |
| mDeviceMotionAndOrientation.start(0, DeviceMotionAndOrientation.DEVICE_MOTION, 100); |
| |
| float[] values = {1, 2, 3}; |
| mDeviceMotionAndOrientation.sensorChanged(Sensor.TYPE_LINEAR_ACCELERATION, values); |
| mDeviceMotionAndOrientation.verifyCalls("gotAcceleration"); |
| mDeviceMotionAndOrientation.verifyValues(1, 2, 3); |
| } |
| |
| @SmallTest |
| public void testSensorChangedgotRotationRate() { |
| mDeviceMotionAndOrientation.start(0, DeviceMotionAndOrientation.DEVICE_MOTION, 100); |
| |
| float[] values = {1, 2, 3}; |
| mDeviceMotionAndOrientation.sensorChanged(Sensor.TYPE_GYROSCOPE, values); |
| mDeviceMotionAndOrientation.verifyCalls("gotRotationRate"); |
| mDeviceMotionAndOrientation.verifyValues(1, 2, 3); |
| } |
| |
| @SmallTest |
| public void testSensorChangedgotOrientationAndAcceleration() { |
| boolean startOrientation = mDeviceMotionAndOrientation.start(0, |
| DeviceMotionAndOrientation.DEVICE_ORIENTATION, 100); |
| boolean startMotion = mDeviceMotionAndOrientation.start(0, |
| DeviceMotionAndOrientation.DEVICE_MOTION, 100); |
| |
| assertTrue(startOrientation); |
| assertTrue(startMotion); |
| assertTrue(mDeviceMotionAndOrientation.mDeviceMotionIsActive); |
| assertTrue(mDeviceMotionAndOrientation.mDeviceOrientationIsActive); |
| |
| float alpha = (float) Math.PI / 4; |
| float[] values = {0, 0, (float) Math.sin(alpha / 2), (float) Math.cos(alpha / 2), -1}; |
| mDeviceMotionAndOrientation.sensorChanged(Sensor.TYPE_ROTATION_VECTOR, values); |
| mDeviceMotionAndOrientation.verifyCalls("gotOrientation"); |
| mDeviceMotionAndOrientation.verifyValuesEpsilon(Math.toDegrees(alpha), 0, 0); |
| |
| float[] values2 = {1, 2, 3}; |
| mDeviceMotionAndOrientation.sensorChanged(Sensor.TYPE_ACCELEROMETER, values2); |
| mDeviceMotionAndOrientation.verifyCalls("gotOrientation" + |
| "gotAccelerationIncludingGravity"); |
| mDeviceMotionAndOrientation.verifyValues(1, 2, 3); |
| } |
| |
| |
| // Tests for correct Device Orientation angles. |
| |
| @SmallTest |
| public void testOrientationAnglesFromRotationMatrixIdentity() { |
| float[] gravity = {0, 0, 1}; |
| float[] magnetic = {0, 1, 0}; |
| double[] expectedAngles = {0, 0, 0}; |
| |
| verifyOrientationAngles(gravity, magnetic, expectedAngles); |
| } |
| |
| @SmallTest |
| public void testOrientationAnglesFromRotationMatrix45DegreesX() { |
| float[] gravity = {0, (float) Math.sin(Math.PI / 4), (float) Math.cos(Math.PI / 4)}; |
| float[] magnetic = {0, 1, 0}; |
| double[] expectedAngles = {0, Math.PI / 4, 0}; |
| |
| verifyOrientationAngles(gravity, magnetic, expectedAngles); |
| } |
| |
| @SmallTest |
| public void testOrientationAnglesFromRotationMatrix45DegreesY() { |
| float[] gravity = {-(float) Math.sin(Math.PI / 4), 0, (float) Math.cos(Math.PI / 4)}; |
| float[] magnetic = {0, 1, 0}; |
| double[] expectedAngles = {0, 0, Math.PI / 4}; |
| |
| verifyOrientationAngles(gravity, magnetic, expectedAngles); |
| } |
| |
| @SmallTest |
| public void testOrientationAnglesFromRotationMatrix45DegreesZ() { |
| float[] gravity = {0, 0, 1}; |
| float[] magnetic = {(float) Math.sin(Math.PI / 4), (float) Math.cos(Math.PI / 4), 0}; |
| double[] expectedAngles = {Math.PI / 4, 0, 0}; |
| |
| verifyOrientationAngles(gravity, magnetic, expectedAngles); |
| } |
| |
| @SmallTest |
| public void testOrientationAnglesFromRotationMatrixGimbalLock() { |
| float[] gravity = {0, 1, 0}; |
| float[] magnetic = {(float) Math.sin(Math.PI / 4), 0, -(float) Math.cos(Math.PI / 4)}; |
| double[] expectedAngles = {Math.PI / 4, Math.PI / 2, 0}; // favor yaw instead of roll |
| |
| verifyOrientationAngles(gravity, magnetic, expectedAngles); |
| } |
| |
| @SmallTest |
| public void testOrientationAnglesFromRotationMatrixPitchGreaterThan90() { |
| final double largePitchAngle = Math.PI / 2 + Math.PI / 4; |
| float[] gravity = {0, (float) Math.cos(largePitchAngle - Math.PI / 2), |
| -(float) Math.sin(largePitchAngle - Math.PI / 2)}; |
| float[] magnetic = {0, 0, -1}; |
| double[] expectedAngles = {0, largePitchAngle, 0}; |
| |
| verifyOrientationAngles(gravity, magnetic, expectedAngles); |
| } |
| |
| @SmallTest |
| public void testOrientationAnglesFromRotationMatrixRoll90() { |
| float[] gravity = {-1, 0, 0}; |
| float[] magnetic = {0, 1, 0}; |
| double[] expectedAngles = {Math.PI, -Math.PI, -Math.PI / 2}; |
| |
| verifyOrientationAngles(gravity, magnetic, expectedAngles); |
| } |
| |
| /** |
| * Helper method for verifying angles obtained from rotation matrix. |
| * |
| * @param gravity |
| * gravity vector in the device frame |
| * @param magnetic |
| * magnetic field vector in the device frame |
| * @param expectedAngles |
| * expectedAngles[0] rotation angle in radians around the Z-axis |
| * expectedAngles[1] rotation angle in radians around the X-axis |
| * expectedAngles[2] rotation angle in radians around the Y-axis |
| */ |
| private void verifyOrientationAngles(float[] gravity, float[] magnetic, |
| double[] expectedAngles) { |
| float[] R = new float[9]; |
| double[] values = new double[3]; |
| SensorManager.getRotationMatrix(R, null, gravity, magnetic); |
| mDeviceMotionAndOrientation.computeDeviceOrientationFromRotationMatrix(R, values); |
| |
| assertEquals(expectedAngles.length, values.length); |
| final double epsilon = 0.001; |
| for (int i = 0; i < expectedAngles.length; ++i) { |
| assertEquals(expectedAngles[i], values[i], epsilon); |
| } |
| |
| } |
| |
| // -- End Tests for correct Device Orientation angles. |
| |
| private static class DeviceMotionAndOrientationForTests extends DeviceMotionAndOrientation { |
| |
| private double value1 = 0; |
| private double value2 = 0; |
| private double value3 = 0; |
| private String mCalls = ""; |
| |
| private DeviceMotionAndOrientationForTests(){ |
| } |
| |
| static DeviceMotionAndOrientationForTests getInstance() { |
| return new DeviceMotionAndOrientationForTests(); |
| } |
| |
| private void verifyValues(double v1, double v2, double v3) { |
| assertEquals(v1, value1); |
| assertEquals(v2, value2); |
| assertEquals(v3, value3); |
| } |
| |
| private void verifyValuesEpsilon(double v1, double v2, double v3) { |
| assertEquals(v1, value1, 0.1); |
| assertEquals(v2, value2, 0.1); |
| assertEquals(v3, value3, 0.1); |
| } |
| |
| private void verifyCalls(String names) { |
| assertEquals(mCalls, names); |
| } |
| |
| @Override |
| protected void gotOrientation(double alpha, double beta, double gamma) { |
| value1 = alpha; |
| value2 = beta; |
| value3 = gamma; |
| mCalls = mCalls.concat("gotOrientation"); |
| } |
| |
| @Override |
| protected void gotAcceleration(double x, double y, double z) { |
| value1 = x; |
| value2 = y; |
| value3 = z; |
| mCalls = mCalls.concat("gotAcceleration"); |
| } |
| |
| @Override |
| protected void gotAccelerationIncludingGravity(double x, double y, double z) { |
| value1 = x; |
| value2 = y; |
| value3 = z; |
| mCalls = mCalls.concat("gotAccelerationIncludingGravity"); |
| } |
| |
| @Override |
| protected void gotRotationRate(double alpha, double beta, double gamma) { |
| value1 = alpha; |
| value2 = beta; |
| value3 = gamma; |
| mCalls = mCalls.concat("gotRotationRate"); |
| } |
| } |
| |
| private static class MockSensorManager implements |
| DeviceMotionAndOrientation.SensorManagerProxy { |
| |
| private int numRegistered = 0; |
| private int numUnRegistered = 0; |
| |
| private MockSensorManager() { |
| } |
| |
| @Override |
| public boolean registerListener(SensorEventListener listener, int sensorType, int rate, |
| Handler handler) { |
| numRegistered++; |
| return true; |
| } |
| |
| @Override |
| public void unregisterListener(SensorEventListener listener, int sensorType) { |
| numUnRegistered++; |
| } |
| } |
| } |