| /* |
| * Copyright (C) 2008 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. |
| */ |
| |
| package android.hardware.cts; |
| |
| import java.util.List; |
| |
| import android.content.Context; |
| import android.content.pm.PackageManager; |
| import android.hardware.Sensor; |
| import android.hardware.SensorManager; |
| import android.test.AndroidTestCase; |
| |
| public class SensorTest extends AndroidTestCase { |
| |
| public void testSensorOperations() { |
| // Because we can't know every sensors unit details, so we can't assert |
| // get values with specified values. |
| final SensorManager mSensorManager = |
| (SensorManager) getContext().getSystemService(Context.SENSOR_SERVICE); |
| List<Sensor> sensors = mSensorManager.getSensorList(Sensor.TYPE_ALL); |
| assertNotNull(sensors); |
| Sensor sensor = mSensorManager.getDefaultSensor(Sensor.TYPE_ACCELEROMETER); |
| boolean hasAccelerometer = getContext().getPackageManager().hasSystemFeature( |
| PackageManager.FEATURE_SENSOR_ACCELEROMETER); |
| // accelerometer sensor is optional |
| if (hasAccelerometer) { |
| assertEquals(Sensor.TYPE_ACCELEROMETER, sensor.getType()); |
| assertSensorValues(sensor); |
| } else { |
| assertNull(sensor); |
| } |
| |
| sensor = mSensorManager.getDefaultSensor(Sensor.TYPE_MAGNETIC_FIELD); |
| boolean hasCompass = getContext().getPackageManager().hasSystemFeature( |
| PackageManager.FEATURE_SENSOR_COMPASS); |
| // compass sensor is optional |
| if (hasCompass) { |
| assertEquals(Sensor.TYPE_MAGNETIC_FIELD, sensor.getType()); |
| assertSensorValues(sensor); |
| } else { |
| assertNull(sensor); |
| } |
| |
| sensor = mSensorManager.getDefaultSensor(Sensor.TYPE_ORIENTATION); |
| // orientation sensor is required if the device can physically implement it |
| if (hasCompass && hasAccelerometer) { |
| assertEquals(Sensor.TYPE_ORIENTATION, sensor.getType()); |
| assertSensorValues(sensor); |
| } |
| |
| sensor = mSensorManager.getDefaultSensor(Sensor.TYPE_TEMPERATURE); |
| // temperature sensor is optional |
| if (sensor != null) { |
| assertEquals(Sensor.TYPE_TEMPERATURE, sensor.getType()); |
| assertSensorValues(sensor); |
| } |
| } |
| |
| private void assertSensorValues(Sensor sensor) { |
| assertTrue(sensor.getMaximumRange() >= 0); |
| assertTrue(sensor.getPower() >= 0); |
| assertTrue(sensor.getResolution() >= 0); |
| assertNotNull(sensor.getVendor()); |
| assertTrue(sensor.getVersion() > 0); |
| } |
| |
| @SuppressWarnings("deprecation") |
| public void testLegacySensorOperations() { |
| final SensorManager mSensorManager = |
| (SensorManager) getContext().getSystemService(Context.SENSOR_SERVICE); |
| |
| // We expect the set of sensors reported by the new and legacy APIs to be consistent. |
| int sensors = 0; |
| if (mSensorManager.getDefaultSensor(Sensor.TYPE_ACCELEROMETER) != null) { |
| sensors |= SensorManager.SENSOR_ACCELEROMETER; |
| } |
| if (mSensorManager.getDefaultSensor(Sensor.TYPE_MAGNETIC_FIELD) != null) { |
| sensors |= SensorManager.SENSOR_MAGNETIC_FIELD; |
| } |
| if (mSensorManager.getDefaultSensor(Sensor.TYPE_ORIENTATION) != null) { |
| sensors |= SensorManager.SENSOR_ORIENTATION | SensorManager.SENSOR_ORIENTATION_RAW; |
| } |
| assertEquals(sensors, mSensorManager.getSensors()); |
| } |
| } |