SensorBatching Test Fixes
* Ease up the passing bar to solve flakiness problem in this test for a
few devices.
* Stopped an loop-hole in verification via the new
EventBasicVerification.
Bug: b/23827274
Change-Id: Ie0d2f8b9adcedf1d364fc791c864c46de2cc8fbc
diff --git a/tests/tests/hardware/src/android/hardware/cts/SensorBatchingTests.java b/tests/tests/hardware/src/android/hardware/cts/SensorBatchingTests.java
index 7f7d4eb..4d4f3d3 100644
--- a/tests/tests/hardware/src/android/hardware/cts/SensorBatchingTests.java
+++ b/tests/tests/hardware/src/android/hardware/cts/SensorBatchingTests.java
@@ -22,6 +22,7 @@
import android.hardware.cts.helpers.SensorStats;
import android.hardware.cts.helpers.TestSensorEnvironment;
import android.hardware.cts.helpers.sensoroperations.TestSensorOperation;
+import android.hardware.cts.helpers.sensorverification.EventBasicVerification;
import android.hardware.cts.helpers.sensorverification.ISensorVerification;
import java.util.concurrent.TimeUnit;
@@ -44,7 +45,7 @@
public class SensorBatchingTests extends SensorTestCase {
private static final String TAG = "SensorBatchingTests";
- private static final int BATCHING_10S = 10;
+ private static final int BATCHING_PERIOD = 10; // sec
private static final int RATE_50HZ = 20000;
private static final int RATE_FASTEST = SensorManager.SENSOR_DELAY_FASTEST;
@@ -52,202 +53,202 @@
* An arbitrary 'padding' time slot to wait for events after batching latency expires.
* This allows for the test to wait for event arrivals after batching was expected.
*/
- private static final int BATCHING_PADDING_TIME_S = 2;
+ private static final int BATCHING_PADDING_TIME_S = (int) Math.ceil(BATCHING_PERIOD * 0.1f + 2);
public void testAccelerometer_fastest_batching() throws Throwable {
- runBatchingSensorTest(Sensor.TYPE_ACCELEROMETER, RATE_FASTEST, BATCHING_10S);
+ runBatchingSensorTest(Sensor.TYPE_ACCELEROMETER, RATE_FASTEST, BATCHING_PERIOD);
}
public void testAccelerometer_50hz_batching() throws Throwable {
- runBatchingSensorTest(Sensor.TYPE_ACCELEROMETER, RATE_50HZ, BATCHING_10S);
+ runBatchingSensorTest(Sensor.TYPE_ACCELEROMETER, RATE_50HZ, BATCHING_PERIOD);
}
public void testAccelerometer_fastest_flush() throws Throwable {
- runFlushSensorTest(Sensor.TYPE_ACCELEROMETER, RATE_FASTEST, BATCHING_10S);
+ runFlushSensorTest(Sensor.TYPE_ACCELEROMETER, RATE_FASTEST, BATCHING_PERIOD);
}
public void testAccelerometer_50hz_flush() throws Throwable {
- runFlushSensorTest(Sensor.TYPE_ACCELEROMETER, RATE_50HZ, BATCHING_10S);
+ runFlushSensorTest(Sensor.TYPE_ACCELEROMETER, RATE_50HZ, BATCHING_PERIOD);
}
public void testMagneticField_fastest_batching() throws Throwable {
- runBatchingSensorTest(Sensor.TYPE_MAGNETIC_FIELD, RATE_FASTEST, BATCHING_10S);
+ runBatchingSensorTest(Sensor.TYPE_MAGNETIC_FIELD, RATE_FASTEST, BATCHING_PERIOD);
}
public void testMagneticField_50hz_batching() throws Throwable {
- runBatchingSensorTest(Sensor.TYPE_MAGNETIC_FIELD, RATE_50HZ, BATCHING_10S);
+ runBatchingSensorTest(Sensor.TYPE_MAGNETIC_FIELD, RATE_50HZ, BATCHING_PERIOD);
}
public void testMagneticField_fastest_flush() throws Throwable {
- runFlushSensorTest(Sensor.TYPE_MAGNETIC_FIELD, RATE_FASTEST, BATCHING_10S);
+ runFlushSensorTest(Sensor.TYPE_MAGNETIC_FIELD, RATE_FASTEST, BATCHING_PERIOD);
}
public void testMagneticField_50hz_flush() throws Throwable {
- runFlushSensorTest(Sensor.TYPE_MAGNETIC_FIELD, RATE_50HZ, BATCHING_10S);
+ runFlushSensorTest(Sensor.TYPE_MAGNETIC_FIELD, RATE_50HZ, BATCHING_PERIOD);
}
@SuppressWarnings("deprecation")
public void testOrientation_fastest_batching() throws Throwable {
- runBatchingSensorTest(Sensor.TYPE_ORIENTATION, RATE_FASTEST, BATCHING_10S);
+ runBatchingSensorTest(Sensor.TYPE_ORIENTATION, RATE_FASTEST, BATCHING_PERIOD);
}
@SuppressWarnings("deprecation")
public void testOrientation_50hz_batching() throws Throwable {
- runBatchingSensorTest(Sensor.TYPE_ORIENTATION, RATE_50HZ, BATCHING_10S);
+ runBatchingSensorTest(Sensor.TYPE_ORIENTATION, RATE_50HZ, BATCHING_PERIOD);
}
@SuppressWarnings("deprecation")
public void testOrientation_fastest_flush() throws Throwable {
- runFlushSensorTest(Sensor.TYPE_ORIENTATION, RATE_FASTEST, BATCHING_10S);
+ runFlushSensorTest(Sensor.TYPE_ORIENTATION, RATE_FASTEST, BATCHING_PERIOD);
}
@SuppressWarnings("deprecation")
public void testOrientation_50hz_flush() throws Throwable {
- runFlushSensorTest(Sensor.TYPE_ORIENTATION, RATE_50HZ, BATCHING_10S);
+ runFlushSensorTest(Sensor.TYPE_ORIENTATION, RATE_50HZ, BATCHING_PERIOD);
}
public void testGyroscope_fastest_batching() throws Throwable {
- runBatchingSensorTest(Sensor.TYPE_GYROSCOPE, RATE_FASTEST, BATCHING_10S);
+ runBatchingSensorTest(Sensor.TYPE_GYROSCOPE, RATE_FASTEST, BATCHING_PERIOD);
}
public void testGyroscope_50hz_batching() throws Throwable {
- runBatchingSensorTest(Sensor.TYPE_GYROSCOPE, RATE_50HZ, BATCHING_10S);
+ runBatchingSensorTest(Sensor.TYPE_GYROSCOPE, RATE_50HZ, BATCHING_PERIOD);
}
public void testGyroscope_fastest_flush() throws Throwable {
- runFlushSensorTest(Sensor.TYPE_GYROSCOPE, SensorManager.SENSOR_DELAY_FASTEST, BATCHING_10S);
+ runFlushSensorTest(Sensor.TYPE_GYROSCOPE, SensorManager.SENSOR_DELAY_FASTEST, BATCHING_PERIOD);
}
public void testGyroscope_50hz_flush() throws Throwable {
- runFlushSensorTest(Sensor.TYPE_GYROSCOPE, RATE_50HZ, BATCHING_10S);
+ runFlushSensorTest(Sensor.TYPE_GYROSCOPE, RATE_50HZ, BATCHING_PERIOD);
}
public void testPressure_fastest_batching() throws Throwable {
- runBatchingSensorTest(Sensor.TYPE_PRESSURE, RATE_FASTEST, BATCHING_10S);
+ runBatchingSensorTest(Sensor.TYPE_PRESSURE, RATE_FASTEST, BATCHING_PERIOD);
}
public void testPressure_50hz_batching() throws Throwable {
- runBatchingSensorTest(Sensor.TYPE_PRESSURE, RATE_50HZ, BATCHING_10S);
+ runBatchingSensorTest(Sensor.TYPE_PRESSURE, RATE_50HZ, BATCHING_PERIOD);
}
public void testPressure_fastest_flush() throws Throwable {
- runFlushSensorTest(Sensor.TYPE_PRESSURE, SensorManager.SENSOR_DELAY_FASTEST, BATCHING_10S);
+ runFlushSensorTest(Sensor.TYPE_PRESSURE, SensorManager.SENSOR_DELAY_FASTEST, BATCHING_PERIOD);
}
public void testPressure_50hz_flush() throws Throwable {
- runFlushSensorTest(Sensor.TYPE_PRESSURE, RATE_50HZ, BATCHING_10S);
+ runFlushSensorTest(Sensor.TYPE_PRESSURE, RATE_50HZ, BATCHING_PERIOD);
}
public void testGravity_fastest_batching() throws Throwable {
- runBatchingSensorTest(Sensor.TYPE_GRAVITY, RATE_FASTEST, BATCHING_10S);
+ runBatchingSensorTest(Sensor.TYPE_GRAVITY, RATE_FASTEST, BATCHING_PERIOD);
}
public void testGravity_50hz_batching() throws Throwable {
- runBatchingSensorTest(Sensor.TYPE_GRAVITY, RATE_50HZ, BATCHING_10S);
+ runBatchingSensorTest(Sensor.TYPE_GRAVITY, RATE_50HZ, BATCHING_PERIOD);
}
public void testGravity_fastest_flush() throws Throwable {
- runFlushSensorTest(Sensor.TYPE_GRAVITY, SensorManager.SENSOR_DELAY_FASTEST, BATCHING_10S);
+ runFlushSensorTest(Sensor.TYPE_GRAVITY, SensorManager.SENSOR_DELAY_FASTEST, BATCHING_PERIOD);
}
public void testGravity_50hz_flush() throws Throwable {
- runFlushSensorTest(Sensor.TYPE_GRAVITY, RATE_50HZ, BATCHING_10S);
+ runFlushSensorTest(Sensor.TYPE_GRAVITY, RATE_50HZ, BATCHING_PERIOD);
}
public void testRotationVector_fastest_batching() throws Throwable {
- runBatchingSensorTest(Sensor.TYPE_ROTATION_VECTOR, RATE_FASTEST, BATCHING_10S);
+ runBatchingSensorTest(Sensor.TYPE_ROTATION_VECTOR, RATE_FASTEST, BATCHING_PERIOD);
}
public void testRotationVector_50hz_batching() throws Throwable {
- runBatchingSensorTest(Sensor.TYPE_ROTATION_VECTOR, RATE_50HZ, BATCHING_10S);
+ runBatchingSensorTest(Sensor.TYPE_ROTATION_VECTOR, RATE_50HZ, BATCHING_PERIOD);
}
public void testRotationVector_fastest_flush() throws Throwable {
- runFlushSensorTest(Sensor.TYPE_ROTATION_VECTOR, RATE_FASTEST, BATCHING_10S);
+ runFlushSensorTest(Sensor.TYPE_ROTATION_VECTOR, RATE_FASTEST, BATCHING_PERIOD);
}
public void testRotationVector_50hz_flush() throws Throwable {
- runFlushSensorTest(Sensor.TYPE_ROTATION_VECTOR, RATE_50HZ, BATCHING_10S);
+ runFlushSensorTest(Sensor.TYPE_ROTATION_VECTOR, RATE_50HZ, BATCHING_PERIOD);
}
public void testMagneticFieldUncalibrated_fastest_batching() throws Throwable {
- runBatchingSensorTest(Sensor.TYPE_MAGNETIC_FIELD_UNCALIBRATED, RATE_FASTEST, BATCHING_10S);
+ runBatchingSensorTest(Sensor.TYPE_MAGNETIC_FIELD_UNCALIBRATED, RATE_FASTEST, BATCHING_PERIOD);
}
public void testMagneticFieldUncalibrated_50hz_batching() throws Throwable {
- runBatchingSensorTest(Sensor.TYPE_MAGNETIC_FIELD_UNCALIBRATED, RATE_50HZ, BATCHING_10S);
+ runBatchingSensorTest(Sensor.TYPE_MAGNETIC_FIELD_UNCALIBRATED, RATE_50HZ, BATCHING_PERIOD);
}
public void testMagneticFieldUncalibrated_fastest_flush() throws Throwable {
- runFlushSensorTest(Sensor.TYPE_MAGNETIC_FIELD_UNCALIBRATED, RATE_FASTEST, BATCHING_10S);
+ runFlushSensorTest(Sensor.TYPE_MAGNETIC_FIELD_UNCALIBRATED, RATE_FASTEST, BATCHING_PERIOD);
}
public void testMagneticFieldUncalibrated_50hz_flush() throws Throwable {
- runFlushSensorTest(Sensor.TYPE_MAGNETIC_FIELD_UNCALIBRATED, RATE_50HZ, BATCHING_10S);
+ runFlushSensorTest(Sensor.TYPE_MAGNETIC_FIELD_UNCALIBRATED, RATE_50HZ, BATCHING_PERIOD);
}
public void testGameRotationVector_fastest_batching() throws Throwable {
- runBatchingSensorTest(Sensor.TYPE_GAME_ROTATION_VECTOR, RATE_FASTEST, BATCHING_10S);
+ runBatchingSensorTest(Sensor.TYPE_GAME_ROTATION_VECTOR, RATE_FASTEST, BATCHING_PERIOD);
}
public void testGameRotationVector_50hz_batching() throws Throwable {
- runBatchingSensorTest(Sensor.TYPE_GAME_ROTATION_VECTOR, RATE_50HZ, BATCHING_10S);
+ runBatchingSensorTest(Sensor.TYPE_GAME_ROTATION_VECTOR, RATE_50HZ, BATCHING_PERIOD);
}
public void testGameRotationVector_fastest_flush() throws Throwable {
- runFlushSensorTest(Sensor.TYPE_GAME_ROTATION_VECTOR, RATE_FASTEST, BATCHING_10S);
+ runFlushSensorTest(Sensor.TYPE_GAME_ROTATION_VECTOR, RATE_FASTEST, BATCHING_PERIOD);
}
public void testGameRotationVector_50hz_flush() throws Throwable {
- runFlushSensorTest(Sensor.TYPE_GAME_ROTATION_VECTOR, RATE_50HZ, BATCHING_10S);
+ runFlushSensorTest(Sensor.TYPE_GAME_ROTATION_VECTOR, RATE_50HZ, BATCHING_PERIOD);
}
public void testGyroscopeUncalibrated_fastest_batching() throws Throwable {
- runBatchingSensorTest(Sensor.TYPE_GYROSCOPE_UNCALIBRATED, RATE_FASTEST, BATCHING_10S);
+ runBatchingSensorTest(Sensor.TYPE_GYROSCOPE_UNCALIBRATED, RATE_FASTEST, BATCHING_PERIOD);
}
public void testGyroscopeUncalibrated_50hz_batching() throws Throwable {
- runBatchingSensorTest(Sensor.TYPE_GYROSCOPE_UNCALIBRATED, RATE_50HZ, BATCHING_10S);
+ runBatchingSensorTest(Sensor.TYPE_GYROSCOPE_UNCALIBRATED, RATE_50HZ, BATCHING_PERIOD);
}
public void testGyroscopeUncalibrated_fastest_flush() throws Throwable {
- runFlushSensorTest(Sensor.TYPE_GYROSCOPE_UNCALIBRATED, RATE_FASTEST, BATCHING_10S);
+ runFlushSensorTest(Sensor.TYPE_GYROSCOPE_UNCALIBRATED, RATE_FASTEST, BATCHING_PERIOD);
}
public void testGyroscopeUncalibrated_50hz_flush() throws Throwable {
- runFlushSensorTest(Sensor.TYPE_GYROSCOPE_UNCALIBRATED, RATE_50HZ, BATCHING_10S);
+ runFlushSensorTest(Sensor.TYPE_GYROSCOPE_UNCALIBRATED, RATE_50HZ, BATCHING_PERIOD);
}
public void testLinearAcceleration_fastest_batching() throws Throwable {
- runBatchingSensorTest(Sensor.TYPE_LINEAR_ACCELERATION, RATE_FASTEST, BATCHING_10S);
+ runBatchingSensorTest(Sensor.TYPE_LINEAR_ACCELERATION, RATE_FASTEST, BATCHING_PERIOD);
}
public void testLinearAcceleration_50hz_batching() throws Throwable {
- runBatchingSensorTest(Sensor.TYPE_LINEAR_ACCELERATION, RATE_50HZ, BATCHING_10S);
+ runBatchingSensorTest(Sensor.TYPE_LINEAR_ACCELERATION, RATE_50HZ, BATCHING_PERIOD);
}
public void testLinearAcceleration_fastest_flush() throws Throwable {
- runFlushSensorTest(Sensor.TYPE_LINEAR_ACCELERATION, RATE_FASTEST, BATCHING_10S);
+ runFlushSensorTest(Sensor.TYPE_LINEAR_ACCELERATION, RATE_FASTEST, BATCHING_PERIOD);
}
public void testLinearAcceleration_50hz_flush() throws Throwable {
- runFlushSensorTest(Sensor.TYPE_LINEAR_ACCELERATION, RATE_50HZ, BATCHING_10S);
+ runFlushSensorTest(Sensor.TYPE_LINEAR_ACCELERATION, RATE_50HZ, BATCHING_PERIOD);
}
public void testGeomagneticRotationVector_fastest_batching() throws Throwable {
- runBatchingSensorTest(Sensor.TYPE_GEOMAGNETIC_ROTATION_VECTOR, RATE_FASTEST, BATCHING_10S);
+ runBatchingSensorTest(Sensor.TYPE_GEOMAGNETIC_ROTATION_VECTOR, RATE_FASTEST, BATCHING_PERIOD);
}
public void testGeomagneticRotationVector_50hz_batching() throws Throwable {
- runBatchingSensorTest(Sensor.TYPE_GEOMAGNETIC_ROTATION_VECTOR, RATE_50HZ, BATCHING_10S);
+ runBatchingSensorTest(Sensor.TYPE_GEOMAGNETIC_ROTATION_VECTOR, RATE_50HZ, BATCHING_PERIOD);
}
public void testGeomagneticRotationVector_fastest_flush() throws Throwable {
- runFlushSensorTest(Sensor.TYPE_GEOMAGNETIC_ROTATION_VECTOR, RATE_FASTEST, BATCHING_10S);
+ runFlushSensorTest(Sensor.TYPE_GEOMAGNETIC_ROTATION_VECTOR, RATE_FASTEST, BATCHING_PERIOD);
}
public void testGeomagneticRotationVector_50hz_flush() throws Throwable {
- runFlushSensorTest(Sensor.TYPE_GEOMAGNETIC_ROTATION_VECTOR, RATE_50HZ, BATCHING_10S);
+ runFlushSensorTest(Sensor.TYPE_GEOMAGNETIC_ROTATION_VECTOR, RATE_50HZ, BATCHING_PERIOD);
}
private void runBatchingSensorTest(int sensorType, int rateUs, int maxBatchReportLatencySec)
@@ -264,6 +265,12 @@
TestSensorOperation operation =
TestSensorOperation.createOperation(environment, testDurationSec, TimeUnit.SECONDS);
+ operation.addVerification(
+ EventBasicVerification.getDefault(
+ environment, TimeUnit.SECONDS.toMicros(testDurationSec)
+ )
+ );
+
executeTest(environment, operation, false /* flushExpected */);
}
diff --git a/tests/tests/hardware/src/android/hardware/cts/helpers/SensorStats.java b/tests/tests/hardware/src/android/hardware/cts/helpers/SensorStats.java
index 413639a..ad9b0cd 100644
--- a/tests/tests/hardware/src/android/hardware/cts/helpers/SensorStats.java
+++ b/tests/tests/hardware/src/android/hardware/cts/helpers/SensorStats.java
@@ -50,6 +50,8 @@
"event_time_synchronization_count";
public static final String EVENT_TIME_SYNCHRONIZATION_POSITIONS_KEY =
"event_time_synchronization_positions";
+ public static final String EVENT_COUNT_KEY = "event_count";
+ public static final String WRONG_SENSOR_KEY = "wrong_sensor_observed";
public static final String FREQUENCY_KEY = "frequency";
public static final String JITTER_95_PERCENTILE_PERCENT_KEY = "jitter_95_percentile_percent";
public static final String MEAN_KEY = "mean";
diff --git a/tests/tests/hardware/src/android/hardware/cts/helpers/sensoroperations/TestSensorOperation.java b/tests/tests/hardware/src/android/hardware/cts/helpers/sensoroperations/TestSensorOperation.java
index 11fdc93..67dca68 100644
--- a/tests/tests/hardware/src/android/hardware/cts/helpers/sensoroperations/TestSensorOperation.java
+++ b/tests/tests/hardware/src/android/hardware/cts/helpers/sensoroperations/TestSensorOperation.java
@@ -31,6 +31,7 @@
import android.hardware.cts.helpers.TestSensorManager;
import android.hardware.cts.helpers.SuspendStateMonitor;
import android.hardware.cts.helpers.reporting.ISensorTestNode;
+import android.hardware.cts.helpers.sensorverification.EventBasicVerification;
import android.hardware.cts.helpers.sensorverification.EventGapVerification;
import android.hardware.cts.helpers.sensorverification.EventOrderingVerification;
import android.hardware.cts.helpers.sensorverification.EventTimestampSynchronizationVerification;
@@ -145,9 +146,9 @@
for (ISensorVerification verification : mVerifications) {
failed |= evaluateResults(collectedEvents, verification, sb);
}
+
if (failed) {
trySaveCollectedEvents(parent, listener);
-
String msg = SensorCtsHelper
.formatAssertionMessage("VerifySensorOperation", mEnvironment, sb.toString());
getStats().addValue(SensorStats.ERROR, msg);
diff --git a/tests/tests/hardware/src/android/hardware/cts/helpers/sensorverification/EventBasicVerification.java b/tests/tests/hardware/src/android/hardware/cts/helpers/sensorverification/EventBasicVerification.java
new file mode 100644
index 0000000..c27cba1
--- /dev/null
+++ b/tests/tests/hardware/src/android/hardware/cts/helpers/sensorverification/EventBasicVerification.java
@@ -0,0 +1,138 @@
+/*
+ * Copyright (C) 2014 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.helpers.sensorverification;
+
+import junit.framework.Assert;
+
+import android.hardware.Sensor;
+import android.hardware.SensorEvent;
+import android.hardware.cts.helpers.SensorStats;
+import android.hardware.cts.helpers.TestSensorEnvironment;
+import android.hardware.cts.helpers.TestSensorEvent;
+import android.os.SystemClock;
+
+import java.util.concurrent.TimeUnit;
+
+/**
+ * A {@link ISensorVerification} which verifies if the collected sensor events have any obvious
+ * problems, such as no sample, wrong sensor type, etc.
+ */
+public class EventBasicVerification extends AbstractSensorVerification {
+
+ public static final String PASSED_KEY = "event_basic_passed";
+ private static final long ALLOWED_SENSOR_DELIVERING_DELAY_US =
+ TimeUnit.MILLISECONDS.toMicros(1000);
+
+ private final long mExpectedMinNumEvent;
+ private final Object mSensor;
+ private long mNumEvent;
+ private boolean mWrongSensorObserved;
+
+ /**
+ * Constructs an instance of {@link EventBasicVerification}.
+ *
+ * @param maximumSynchronizationErrorNs The valid threshold for timestamp synchronization.
+ * @param reportLatencyNs The latency on which batching events are received
+ */
+ public EventBasicVerification(
+ long expectedMinNumEvent,
+ Sensor sensor) {
+ mExpectedMinNumEvent = expectedMinNumEvent;
+ mSensor = sensor;
+
+ mNumEvent = 0;
+ mWrongSensorObserved = false;
+ }
+
+ /**
+ * Gets a default {@link EventBasicVerification}.
+ *
+ * @param environment The test environment
+ * @return The verification or null if the verification is not supported in the given
+ * environment.
+ */
+ public static EventBasicVerification getDefault(
+ TestSensorEnvironment environment,
+ long testDurationUs) {
+
+ long minTestDurationUs;
+ long batchUs = environment.getMaxReportLatencyUs();
+ long sampleUs = environment.getExpectedSamplingPeriodUs();
+ if (batchUs > 0) {
+ // test duration deduct allowed delivering latency and portion of time to deliver batch
+ // (which will be 10% of the batching time)
+ long effectiveTime = testDurationUs - ALLOWED_SENSOR_DELIVERING_DELAY_US - batchUs/10;
+
+ // allow part of last batch to be partially delivered (>80%)
+ minTestDurationUs = Math.max(
+ effectiveTime/batchUs * batchUs - batchUs/5,
+ environment.getExpectedSamplingPeriodUs());
+ } else {
+ minTestDurationUs =
+ Math.max(testDurationUs - ALLOWED_SENSOR_DELIVERING_DELAY_US,
+ environment.getExpectedSamplingPeriodUs());
+ }
+
+ long expectedMinNumEvent = minTestDurationUs / environment.getExpectedSamplingPeriodUs();
+ return new EventBasicVerification(expectedMinNumEvent, environment.getSensor());
+ }
+
+ @Override
+ public void verify(TestSensorEnvironment environment, SensorStats stats) {
+ verify(stats);
+ }
+
+ /* visible to unit test */
+ void verify(SensorStats stats) {
+
+ stats.addValue(SensorStats.EVENT_COUNT_KEY, mNumEvent);
+ stats.addValue(SensorStats.WRONG_SENSOR_KEY, mWrongSensorObserved);
+
+ boolean enoughSample = mNumEvent >= mExpectedMinNumEvent;
+ boolean noWrongSensor = !mWrongSensorObserved;
+
+ boolean success = enoughSample && noWrongSensor;
+ stats.addValue(PASSED_KEY, success);
+
+ if (!success) {
+ Assert.fail(String.format("Failed due to (%s%s)",
+ enoughSample?"":"insufficient events, ",
+ noWrongSensor?"":"wrong sensor observed, "));
+ }
+ }
+
+ /**
+ * {@inheritDoc}
+ */
+ @Override
+ public EventBasicVerification clone() {
+ return new EventBasicVerification( mExpectedMinNumEvent, (Sensor)mSensor );
+ }
+
+ /**
+ * {@inheritDoc}
+ */
+ @Override
+ protected void addSensorEventInternal(TestSensorEvent event) {
+ if (event.sensor == mSensor) {
+ ++mNumEvent;
+ } else {
+ mWrongSensorObserved = true;
+ }
+ }
+
+}
diff --git a/tests/tests/hardware/src/android/hardware/cts/helpers/sensorverification/EventBasicVerificationTest.java b/tests/tests/hardware/src/android/hardware/cts/helpers/sensorverification/EventBasicVerificationTest.java
new file mode 100644
index 0000000..34be3c4
--- /dev/null
+++ b/tests/tests/hardware/src/android/hardware/cts/helpers/sensorverification/EventBasicVerificationTest.java
@@ -0,0 +1,107 @@
+/*
+ * Copyright (C) 2014 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.helpers.sensorverification;
+
+import junit.framework.TestCase;
+import android.content.Context;
+import android.hardware.Sensor;
+import android.hardware.SensorManager;
+import android.hardware.cts.helpers.SensorStats;
+import android.hardware.cts.helpers.TestSensorEnvironment;
+import android.hardware.cts.helpers.TestSensorEvent;
+import android.test.AndroidTestCase;
+
+import java.util.ArrayList;
+import java.util.Collection;
+
+/**
+ * Tests for {@link EventBasicVerification}.
+ */
+public class EventBasicVerificationTest extends AndroidTestCase {
+
+ /**
+ * Test {@link EventBasicVerification#verify(TestSensorEnvironment, SensorStats)}.
+ */
+ public void testVerify() {
+
+ /* Sensor contents is not used in this verification, use Object as mock */
+ SensorManager mgr = (SensorManager) mContext.getSystemService(Context.SENSOR_SERVICE);
+
+ Sensor sensor1 = null;
+
+ // accelerometer is the most likely sensor to exist
+ Sensor sensor2 = mgr.getDefaultSensor(Sensor.TYPE_ACCELEROMETER);
+
+ SensorStats stats;
+
+ EventBasicVerification verification;
+
+ // case 1
+ verification = getVerification(10, sensor1, sensor1, new float[20][3]);
+ stats = new SensorStats();
+
+ verification.verify(stats);
+ assertEquals(true, stats.getValue(EventBasicVerification.PASSED_KEY));
+ assertEquals(20, (long) stats.getValue(SensorStats.EVENT_COUNT_KEY));
+ assertEquals(false, stats.getValue(SensorStats.WRONG_SENSOR_KEY));
+
+ // case 2
+ verification = getVerification(10, sensor1, sensor1, new float[5][3]);
+ stats = new SensorStats();
+
+ try {
+ verification.verify(stats);
+ fail("Expect an AssertionError due to insufficient samples");
+ } catch (AssertionError e) {
+ //Expected
+ }
+ assertEquals(false, stats.getValue(EventBasicVerification.PASSED_KEY));
+ assertEquals(5, (long) stats.getValue(SensorStats.EVENT_COUNT_KEY));
+ assertEquals(false, stats.getValue(SensorStats.WRONG_SENSOR_KEY));
+
+ // case 3
+ if (sensor1 != sensor2) {
+ // if we cannot even get a second sensor then do not bother this test.
+ verification = getVerification(10, sensor1, sensor2, new float[15][3]);
+ stats = new SensorStats();
+
+ try {
+ verification.verify(stats);
+ fail("Expect an AssertionError due to wrong sensor event");
+ } catch (AssertionError e) {
+ //Expected
+ }
+ assertEquals(false, stats.getValue(EventBasicVerification.PASSED_KEY));
+ // zero here because wrong sensor is used.
+ assertEquals(0, (long) stats.getValue(SensorStats.EVENT_COUNT_KEY));
+ assertEquals(true, stats.getValue(SensorStats.WRONG_SENSOR_KEY));
+ }
+ }
+
+ private static EventBasicVerification getVerification(
+ int expectedMinNumEvent, Sensor sensor, Sensor eventSensor, float[] ... values) {
+
+ Collection<TestSensorEvent> events = new ArrayList<>(values.length);
+ for (float[] value : values) {
+ events.add(new TestSensorEvent(eventSensor, 0, 0, value));
+ }
+ EventBasicVerification verification =
+ new EventBasicVerification(expectedMinNumEvent, sensor);
+ verification.addSensorEvents(events);
+ return verification;
+ }
+}
diff --git a/tests/tests/hardware/src/android/hardware/cts/helpers/sensorverification/EventTimestampSynchronizationVerification.java b/tests/tests/hardware/src/android/hardware/cts/helpers/sensorverification/EventTimestampSynchronizationVerification.java
index 15ff5c03..65d6fa5 100644
--- a/tests/tests/hardware/src/android/hardware/cts/helpers/sensorverification/EventTimestampSynchronizationVerification.java
+++ b/tests/tests/hardware/src/android/hardware/cts/helpers/sensorverification/EventTimestampSynchronizationVerification.java
@@ -38,7 +38,8 @@
// number of indices to print in assertion message before truncating
private static final int TRUNCATE_MESSAGE_LENGTH = 3;
- private static final long DEFAULT_THRESHOLD_NS = TimeUnit.MILLISECONDS.toNanos(500);
+ private static final long DEFAULT_THRESHOLD_NS = TimeUnit.MILLISECONDS.toNanos(1000);
+ private static final float ALLOWED_LATENCY_ERROR = 0.1f; //10%
private final ArrayList<TestSensorEvent> mCollectedEvents = new ArrayList<TestSensorEvent>();
@@ -87,9 +88,11 @@
}
// Add an additional filter delay which is a function of the samplingPeriod.
long filterDelayUs = (long)(2.5 * maximumExpectedSamplingPeriodUs);
+
long expectedSyncLatencyNs = TimeUnit.MICROSECONDS.toNanos(reportLatencyUs + filterDelayUs);
- return new EventTimestampSynchronizationVerification(DEFAULT_THRESHOLD_NS,
- expectedSyncLatencyNs);
+ return new EventTimestampSynchronizationVerification(
+ (long) (DEFAULT_THRESHOLD_NS + ALLOWED_LATENCY_ERROR * reportLatencyUs * 1000),
+ expectedSyncLatencyNs);
}
@Override