Merge "Fix concurrent capture handler" into tm-dev am: a18a8a128e am: 7398b8a59c am: 4090220cec (94ab1830) · Commits · e / os / android_frameworks_base

services/core/java/com/android/server/soundtrigger_middleware/SoundTriggerHalConcurrentCaptureHandler.java

+95 −128

Original line number	Diff line number	Diff line
		@@ -17,7 +17,6 @@
		package com.android.server.soundtrigger_middleware;

		import android.annotation.NonNull;
		import android.media.permission.SafeCloseable;
		import android.media.soundtrigger.ModelParameterRange;
		import android.media.soundtrigger.PhraseRecognitionEvent;
		import android.media.soundtrigger.PhraseSoundModel;
		@@ -30,6 +29,7 @@ import android.media.soundtrigger.Status;
		import android.os.IBinder;

		import java.util.HashSet;
		import java.util.Iterator;
		import java.util.LinkedList;
		import java.util.Map;
		import java.util.Queue;
		@@ -63,18 +63,24 @@ import java.util.concurrent.ConcurrentHashMap;
		*/
		public class SoundTriggerHalConcurrentCaptureHandler implements ISoundTriggerHal,
		ICaptureStateNotifier.Listener {
		private final @NonNull ISoundTriggerHal mDelegate;
		@NonNull private final ISoundTriggerHal mDelegate;
		private GlobalCallback mGlobalCallback;
		/**
		* This lock must be held to synchronize forward calls (start/stop/onCaptureStateChange) that
		* update the mActiveModels set and mCaptureState.
		* It must not be locked in HAL callbacks to avoid deadlocks.
		*/
		@NonNull private final Object mStartStopLock = new Object();

		/**
		* Information about a model that is currently loaded. This is needed in order to be able to
		* send abort events to its designated callback.
		*/
		private static class LoadedModel {
		final int type;
		final @NonNull ModelCallback callback;
		public final int type;
		@NonNull public final ModelCallback callback;

		private LoadedModel(int type, @NonNull ModelCallback callback) {
		LoadedModel(int type, @NonNull ModelCallback callback) {
		this.type = type;
		this.callback = callback;
		}
		@@ -83,19 +89,19 @@ public class SoundTriggerHalConcurrentCaptureHandler implements ISoundTriggerHal
		/**
		* This map holds the model type for every model that is loaded.
		*/
		private final @NonNull Map<Integer, LoadedModel> mLoadedModels = new ConcurrentHashMap<>();
		@NonNull private final Map<Integer, LoadedModel> mLoadedModels = new ConcurrentHashMap<>();

		/**
		* A set of all models that are currently active.
		* We use this in order to know which models to stop in case of external capture.
		* Used as a lock to synchronize operations that effect activity.
		*/
		private final @NonNull Set<Integer> mActiveModels = new HashSet<>();
		@NonNull private final Set<Integer> mActiveModels = new HashSet<>();

		/**
		* Notifier for changes in capture state.
		*/
		private final @NonNull ICaptureStateNotifier mNotifier;
		@NonNull private final ICaptureStateNotifier mNotifier;

		/**
		* Whether capture is active.
		@@ -106,10 +112,10 @@ public class SoundTriggerHalConcurrentCaptureHandler implements ISoundTriggerHal
		* Since we're wrapping the death recipient, we need to keep a translation map for unlinking.
		* Key is the client recipient, value is the wrapper.
		*/
		private final @NonNull Map<IBinder.DeathRecipient, IBinder.DeathRecipient>
		@NonNull private final Map<IBinder.DeathRecipient, IBinder.DeathRecipient>
		mDeathRecipientMap = new ConcurrentHashMap<>();

		private final @NonNull CallbackThread mCallbackThread = new CallbackThread();
		@NonNull private final CallbackThread mCallbackThread = new CallbackThread();

		public SoundTriggerHalConcurrentCaptureHandler(
		@NonNull ISoundTriggerHal delegate,
		@@ -122,6 +128,7 @@ public class SoundTriggerHalConcurrentCaptureHandler implements ISoundTriggerHal
		@Override
		public void startRecognition(int modelHandle, int deviceHandle, int ioHandle,
		RecognitionConfig config) {
		synchronized (mStartStopLock) {
		synchronized (mActiveModels) {
		if (mCaptureState) {
		throw new RecoverableException(Status.RESOURCE_CONTENTION);
		@@ -130,12 +137,19 @@ public class SoundTriggerHalConcurrentCaptureHandler implements ISoundTriggerHal
		mActiveModels.add(modelHandle);
		}
		}
		}

		@Override
		public void stopRecognition(int modelHandle) {
		synchronized (mStartStopLock) {
		boolean wasActive;
		synchronized (mActiveModels) {
		wasActive = mActiveModels.remove(modelHandle);
		}
		if (wasActive) {
		// Must be done outside of the lock, since it may trigger synchronous callbacks.
		mDelegate.stopRecognition(modelHandle);
		mActiveModels.remove(modelHandle);
		}
		}
		// Block until all previous events are delivered. Since this is potentially blocking on
		// upward calls, it must be done outside the lock.
		@@ -144,27 +158,38 @@ public class SoundTriggerHalConcurrentCaptureHandler implements ISoundTriggerHal

		@Override
		public void onCaptureStateChange(boolean active) {
		synchronized (mActiveModels) {
		synchronized (mStartStopLock) {
		if (active) {
		// Abort all active models. This must be done as one transaction to the event
		// thread, in order to be able to dedupe events before they are delivered.
		try (SafeCloseable ignored = mCallbackThread.stallReader()) {
		for (int modelHandle : mActiveModels) {
		mDelegate.stopRecognition(modelHandle);
		LoadedModel model = mLoadedModels.get(modelHandle);
		// An abort event must be the last one for its model.
		mCallbackThread.pushWithDedupe(modelHandle, true,
		() -> notifyAbort(modelHandle, model));
		}
		}
		abortAllActiveModels();
		} else {
		if (mGlobalCallback != null) {
		mGlobalCallback.onResourcesAvailable();
		}

		}
		mCaptureState = active;
		}
		}

		private void abortAllActiveModels() {
		while (true) {
		int toStop;
		synchronized (mActiveModels) {
		Iterator<Integer> iterator = mActiveModels.iterator();
		if (!iterator.hasNext()) {
		return;
		}
		toStop = iterator.next();
		mActiveModels.remove(toStop);
		}
		// Invoke stop outside of the lock.
		mDelegate.stopRecognition(toStop);

		LoadedModel model = mLoadedModels.get(toStop);
		// Queue an abort event (no need to flush).
		mCallbackThread.push(() -> notifyAbort(toStop, model));
		}
		}

		@Override
		public int loadSoundModel(SoundModel soundModel, ModelCallback callback) {
		int handle = mDelegate.loadSoundModel(soundModel, new CallbackWrapper(callback));
		@@ -188,23 +213,13 @@ public class SoundTriggerHalConcurrentCaptureHandler implements ISoundTriggerHal

		@Override
		public void registerCallback(GlobalCallback callback) {
		mGlobalCallback = new GlobalCallback() {
		@Override
		public void onResourcesAvailable() {
		mCallbackThread.push(callback::onResourcesAvailable);
		}
		};
		mGlobalCallback = () -> mCallbackThread.push(callback::onResourcesAvailable);
		mDelegate.registerCallback(mGlobalCallback);
		}

		@Override
		public void linkToDeath(IBinder.DeathRecipient recipient) {
		IBinder.DeathRecipient wrapper = new IBinder.DeathRecipient() {
		@Override
		public void binderDied() {
		mCallbackThread.push(() -> recipient.binderDied());
		}
		};
		IBinder.DeathRecipient wrapper = () -> mCallbackThread.push(recipient::binderDied);
		mDelegate.linkToDeath(wrapper);
		mDeathRecipientMap.put(recipient, wrapper);
		}
		@@ -215,7 +230,7 @@ public class SoundTriggerHalConcurrentCaptureHandler implements ISoundTriggerHal
		}

		private class CallbackWrapper implements ISoundTriggerHal.ModelCallback {
		private final @NonNull ISoundTriggerHal.ModelCallback mDelegateCallback;
		@NonNull private final ISoundTriggerHal.ModelCallback mDelegateCallback;

		private CallbackWrapper(@NonNull ModelCallback delegateCallback) {
		mDelegateCallback = delegateCallback;
		@@ -223,19 +238,37 @@ public class SoundTriggerHalConcurrentCaptureHandler implements ISoundTriggerHal

		@Override
		public void recognitionCallback(int modelHandle, RecognitionEvent event) {
		// A recognition event must be the last one for its model, unless it is a forced one
		// (those leave the model active).
		mCallbackThread.pushWithDedupe(modelHandle, !event.recognitionStillActive,
		synchronized (mActiveModels) {
		if (!mActiveModels.contains(modelHandle)) {
		// Discard the event.
		return;
		}
		if (!event.recognitionStillActive) {
		mActiveModels.remove(modelHandle);
		}
		// A recognition event must be the last one for its model, unless it indicates that
		// recognition is still active.
		mCallbackThread.push(
		() -> mDelegateCallback.recognitionCallback(modelHandle, event));
		}
		}

		@Override
		public void phraseRecognitionCallback(int modelHandle, PhraseRecognitionEvent event) {
		// A recognition event must be the last one for its model, unless it is a forced one
		// (those leave the model active).
		mCallbackThread.pushWithDedupe(modelHandle, !event.common.recognitionStillActive,
		synchronized (mActiveModels) {
		if (!mActiveModels.contains(modelHandle)) {
		// Discard the event.
		return;
		}
		if (!event.common.recognitionStillActive) {
		mActiveModels.remove(modelHandle);
		}
		// A recognition event must be the last one for its model, unless it indicates that
		// recognition is still active.
		mCallbackThread.push(
		() -> mDelegateCallback.phraseRecognitionCallback(modelHandle, event));
		}
		}

		@Override
		public void modelUnloaded(int modelHandle) {
		@@ -254,36 +287,12 @@ public class SoundTriggerHalConcurrentCaptureHandler implements ISoundTriggerHal
		* <ul>
		* <li>Events are processed on a separate thread than the thread that pushed them, in the order
		* they were pushed.
		* <li>Events can be deduped upon entry to the queue. This is achieved as follows:
		* <ul>
		* <li>Temporarily stall the reader via {@link #stallReader()}.
		* <li>Within this scope, push as many events as needed via
		* {@link #pushWithDedupe(int, boolean, Runnable)}.
		* If an event with the same model handle as the one being pushed is already in the queue
		* and has been marked as "lastForModel", the new event will be discarded before entering
		* the queue.
		* <li>Finally, un-stall the reader by existing the scope.
		* <li>Events that do not require deduping can be pushed via {@link #push(Runnable)}.
		* </ul>
		* <li>Events can be flushed via {@link #flush()}. This will block until all events pushed prior
		* to this call have been fully processed.
		* </ul>
		*/
		private static class CallbackThread {
		private static class Entry {
		final boolean lastForModel;
		final int modelHandle;
		final Runnable runnable;

		private Entry(boolean lastForModel, int modelHandle, Runnable runnable) {
		this.lastForModel = lastForModel;
		this.modelHandle = modelHandle;
		this.runnable = runnable;
		}
		}

		private boolean mStallReader = false;
		private final Queue<Entry> mList = new LinkedList<>();
		private final Queue<Runnable> mList = new LinkedList<>();
		private int mPushCount = 0;
		private int mProcessedCount = 0;

		@@ -312,23 +321,11 @@ public class SoundTriggerHalConcurrentCaptureHandler implements ISoundTriggerHal
		* @param runnable The runnable to push.
		*/
		void push(Runnable runnable) {
		pushEntry(new Entry(false, 0, runnable), false);
		synchronized (mList) {
		mList.add(runnable);
		mPushCount++;
		mList.notifyAll();
		}


		/**
		* Push a new runnable to the queue, with deduping.
		* If an entry with the same model handle is already in the queue and was designated as
		* last for model, this one will be discarded.
		*
		* @param modelHandle The model handle, used for deduping purposes.
		* @param lastForModel If true, this entry will be considered the last one for this model
		* and any subsequence calls for this handle (whether lastForModel or
		* not) will be discarded while this entry is in the queue.
		* @param runnable The runnable to push.
		*/
		void pushWithDedupe(int modelHandle, boolean lastForModel, Runnable runnable) {
		pushEntry(new Entry(lastForModel, modelHandle, runnable), true);
		}

		/**
		@@ -346,45 +343,15 @@ public class SoundTriggerHalConcurrentCaptureHandler implements ISoundTriggerHal
		}
		}

		/**
		* Creates a scope (using a try-with-resources block), within which events that are pushed
		* remain queued and processed. This is useful in order to utilize deduping.
		*/
		SafeCloseable stallReader() {
		synchronized (mList) {
		mStallReader = true;
		return () -> {
		synchronized (mList) {
		mStallReader = false;
		mList.notifyAll();
		}
		};
		}
		}

		private void pushEntry(Entry entry, boolean dedupe) {
		synchronized (mList) {
		if (dedupe) {
		for (Entry existing : mList) {
		if (existing.lastForModel && existing.modelHandle == entry.modelHandle) {
		return;
		}
		}
		}
		mList.add(entry);
		mPushCount++;
		mList.notifyAll();
		}
		}

		private Runnable pop() throws InterruptedException {
		synchronized (mList) {
		while (mStallReader \|\| mList.isEmpty()) {
		while (mList.isEmpty()) {
		mList.wait();
		}
		return mList.remove().runnable;
		return mList.remove();
		}
		}

		}

		/** Notify the client that recognition has been aborted. */

services/tests/servicestests/src/com/android/server/soundtrigger_middleware/SoundHw2CompatTest.java

+15 −135

Original line number	Diff line number	Diff line
		@@ -20,18 +20,15 @@ import static org.junit.Assert.assertEquals;
		import static org.junit.Assert.assertNotNull;
		import static org.junit.Assert.assertNull;
		import static org.junit.Assert.fail;
		import static org.junit.Assume.assumeFalse;
		import static org.junit.Assume.assumeTrue;
		import static org.mockito.ArgumentMatchers.any;
		import static org.mockito.ArgumentMatchers.anyInt;
		import static org.mockito.ArgumentMatchers.anyLong;
		import static org.mockito.ArgumentMatchers.eq;
		import static org.mockito.Mockito.atLeast;
		import static org.mockito.Mockito.atMost;
		import static org.mockito.Mockito.clearInvocations;
		import static org.mockito.Mockito.doAnswer;
		import static org.mockito.Mockito.mock;
		import static org.mockito.Mockito.spy;
		import static org.mockito.Mockito.verify;
		import static org.mockito.Mockito.verifyNoMoreInteractions;
		import static org.mockito.Mockito.when;
		@@ -56,32 +53,20 @@ import org.junit.runner.RunWith;
		import org.junit.runners.Parameterized;
		import org.mockito.ArgumentCaptor;

		import java.util.LinkedList;
		import java.util.List;
		import java.util.concurrent.atomic.AtomicReference;

		@RunWith(Parameterized.class)
		public class SoundHw2CompatTest {
		@Parameterized.Parameter(0) public String mVersion;
		@Parameterized.Parameter(1) public boolean mSupportConcurrentCapture;
		@Parameterized.Parameter public String mVersion;

		private final Runnable mRebootRunnable = mock(Runnable.class);
		private ISoundTriggerHal mCanonical;
		private CaptureStateNotifier mCaptureStateNotifier;
		private android.hardware.soundtrigger.V2_0.ISoundTriggerHw mHalDriver;

		// We run the test once for every version of the underlying driver.
		@Parameterized.Parameters(name = "{0}, concurrent={1}")
		public static Iterable<Object[]> data() {
		List<Object[]> result = new LinkedList<>();

		for (String version : new String[]{"V2_0", "V2_1", "V2_2", "V2_3",}) {
		for (boolean concurrentCapture : new boolean[]{false, true}) {
		result.add(new Object[]{version, concurrentCapture});
		}
		}

		return result;
		@Parameterized.Parameters
		public static Object[] data() {
		return new String[]{"V2_0", "V2_1", "V2_2", "V2_3"};
		}

		@Before
		@@ -139,7 +124,7 @@ public class SoundHw2CompatTest {
		when(mHalDriver.asBinder()).thenReturn(binder);

		android.hardware.soundtrigger.V2_3.Properties halProperties =
		TestUtil.createDefaultProperties_2_3(mSupportConcurrentCapture);
		TestUtil.createDefaultProperties_2_3();
		doAnswer(invocation -> {
		((android.hardware.soundtrigger.V2_0.ISoundTriggerHw.getPropertiesCallback) invocation.getArgument(
		0)).onValues(0, halProperties.base);
		@@ -156,10 +141,7 @@ public class SoundHw2CompatTest {
		}).when(driver).getProperties_2_3(any());
		}

		mCaptureStateNotifier = spy(new CaptureStateNotifier());

		mCanonical = SoundTriggerHw2Compat.create(mHalDriver, mRebootRunnable,
		mCaptureStateNotifier);
		mCanonical = SoundTriggerHw2Compat.create(mHalDriver, mRebootRunnable, null);

		// During initialization any method can be called, but after we're starting to enforce that
		// no additional methods are called.
		@@ -171,7 +153,6 @@ public class SoundHw2CompatTest {
		mCanonical.detach();
		verifyNoMoreInteractions(mHalDriver);
		verifyNoMoreInteractions(mRebootRunnable);
		mCaptureStateNotifier.verifyNoMoreListeners();
		}

		@Test
		@@ -194,12 +175,12 @@ public class SoundHw2CompatTest {
		// It is OK for the SUT to cache the properties, so the underlying method doesn't
		// need to be called every single time.
		verify(driver, atMost(1)).getProperties_2_3(any());
		TestUtil.validateDefaultProperties(properties, mSupportConcurrentCapture);
		TestUtil.validateDefaultProperties(properties);
		} else {
		// It is OK for the SUT to cache the properties, so the underlying method doesn't
		// need to be called every single time.
		verify(mHalDriver, atMost(1)).getProperties(any());
		TestUtil.validateDefaultProperties(properties, mSupportConcurrentCapture, 0, "");
		TestUtil.validateDefaultProperties(properties, 0, "");
		}
		}

		@@ -291,7 +272,7 @@ public class SoundHw2CompatTest {

		ISoundTriggerHal.ModelCallback canonicalCallback = mock(
		ISoundTriggerHal.ModelCallback.class);
		final int maxModels = TestUtil.createDefaultProperties_2_0(false).maxSoundModels;
		final int maxModels = TestUtil.createDefaultProperties_2_0().maxSoundModels;
		int[] modelHandles = new int[maxModels];

		// Load as many models as we're allowed.
		@@ -318,7 +299,7 @@ public class SoundHw2CompatTest {
		verify(globalCallback).onResourcesAvailable();
		}

		private int loadPhraseModel_2_0(ISoundTriggerHal.ModelCallback canonicalCallback)
		private void loadPhraseModel_2_0(ISoundTriggerHal.ModelCallback canonicalCallback)
		throws Exception {
		final int handle = 29;
		ArgumentCaptor<android.hardware.soundtrigger.V2_0.ISoundTriggerHw.PhraseSoundModel>
		@@ -345,10 +326,9 @@ public class SoundHw2CompatTest {

		TestUtil.validatePhraseSoundModel_2_0(modelCaptor.getValue());
		validateCallback_2_0(callbackCaptor.getValue(), canonicalCallback);
		return handle;
		}

		private int loadPhraseModel_2_1(ISoundTriggerHal.ModelCallback canonicalCallback)
		private void loadPhraseModel_2_1(ISoundTriggerHal.ModelCallback canonicalCallback)
		throws Exception {
		final android.hardware.soundtrigger.V2_1.ISoundTriggerHw driver_2_1 =
		(android.hardware.soundtrigger.V2_1.ISoundTriggerHw) mHalDriver;
		@@ -380,14 +360,13 @@ public class SoundHw2CompatTest {

		TestUtil.validatePhraseSoundModel_2_1(model.get());
		validateCallback_2_1(callbackCaptor.getValue(), canonicalCallback);
		return handle;
		}

		public int loadPhraseModel(ISoundTriggerHal.ModelCallback canonicalCallback) throws Exception {
		public void loadPhraseModel(ISoundTriggerHal.ModelCallback canonicalCallback) throws Exception {
		if (mHalDriver instanceof android.hardware.soundtrigger.V2_1.ISoundTriggerHw) {
		return loadPhraseModel_2_1(canonicalCallback);
		loadPhraseModel_2_1(canonicalCallback);
		} else {
		return loadPhraseModel_2_0(canonicalCallback);
		loadPhraseModel_2_0(canonicalCallback);
		}
		}

		@@ -483,80 +462,6 @@ public class SoundHw2CompatTest {
		startRecognition(handle, canonicalCallback);
		}

		@Test
		public void testConcurrentCaptureAbort() throws Exception {
		assumeFalse(mSupportConcurrentCapture);
		verify(mCaptureStateNotifier, atLeast(1)).registerListener(any());

		// Register global callback.
		ISoundTriggerHal.GlobalCallback globalCallback = mock(
		ISoundTriggerHal.GlobalCallback.class);
		mCanonical.registerCallback(globalCallback);

		// Load.
		ISoundTriggerHal.ModelCallback canonicalCallback = mock(
		ISoundTriggerHal.ModelCallback.class);
		final int handle = loadGenericModel(canonicalCallback);

		// Then start.
		startRecognition(handle, canonicalCallback);

		// Now activate external capture.
		mCaptureStateNotifier.setState(true);

		// Expect hardware to have been stopped.
		verify(mHalDriver).stopRecognition(handle);

		// Expect an abort event (async).
		ArgumentCaptor<RecognitionEvent> eventCaptor = ArgumentCaptor.forClass(
		RecognitionEvent.class);
		mCanonical.flushCallbacks();
		verify(canonicalCallback).recognitionCallback(eq(handle), eventCaptor.capture());
		assertEquals(RecognitionStatus.ABORTED, eventCaptor.getValue().status);

		// Deactivate external capture.
		mCaptureStateNotifier.setState(false);

		// Expect a onResourcesAvailable().
		mCanonical.flushCallbacks();
		verify(globalCallback).onResourcesAvailable();
		}

		@Test
		public void testConcurrentCaptureReject() throws Exception {
		assumeFalse(mSupportConcurrentCapture);
		verify(mCaptureStateNotifier, atLeast(1)).registerListener(any());

		// Register global callback.
		ISoundTriggerHal.GlobalCallback globalCallback = mock(
		ISoundTriggerHal.GlobalCallback.class);
		mCanonical.registerCallback(globalCallback);

		// Load (this registers the callback).
		ISoundTriggerHal.ModelCallback canonicalCallback = mock(
		ISoundTriggerHal.ModelCallback.class);
		final int handle = loadGenericModel(canonicalCallback);

		// Report external capture active.
		mCaptureStateNotifier.setState(true);

		// Then start.
		RecognitionConfig config = TestUtil.createRecognitionConfig();
		try {
		mCanonical.startRecognition(handle, 203, 204, config);
		fail("Expected an exception");
		} catch (RecoverableException e) {
		assertEquals(Status.RESOURCE_CONTENTION, e.errorCode);
		}

		// Deactivate external capture.
		mCaptureStateNotifier.setState(false);

		// Expect a onResourcesAvailable().
		mCanonical.flushCallbacks();
		verify(globalCallback).onResourcesAvailable();
		}

		@Test
		public void testStopRecognition() throws Exception {
		mCanonical.stopRecognition(17);
		@@ -675,7 +580,7 @@ public class SoundHw2CompatTest {
		}

		@Test
		public void testGlobalCallback() throws Exception {
		public void testGlobalCallback() {
		testGlobalCallback_2_0();
		}

		@@ -803,29 +708,4 @@ public class SoundHw2CompatTest {
		verifyNoMoreInteractions(canonicalCallback);
		clearInvocations(canonicalCallback);
		}

		public static class CaptureStateNotifier implements ICaptureStateNotifier {
		private final List<Listener> mListeners = new LinkedList<>();

		@Override
		public boolean registerListener(Listener listener) {
		mListeners.add(listener);
		return false;
		}

		@Override
		public void unregisterListener(Listener listener) {
		mListeners.remove(listener);
		}

		public void setState(boolean state) {
		for (Listener listener : mListeners) {
		listener.onCaptureStateChange(state);
		}
		}

		public void verifyNoMoreListeners() {
		assertEquals(0, mListeners.size());
		}
		}
		}

services/tests/servicestests/src/com/android/server/soundtrigger_middleware/SoundTriggerHalConcurrentCaptureHandlerTest.java

0 → 100644

+313 −0

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services/tests/servicestests/src/com/android/server/soundtrigger_middleware/SoundTriggerMiddlewareImplTest.java

+2 −2

Original line number	Diff line number	Diff line
		@@ -134,7 +134,7 @@ public class SoundTriggerMiddlewareImplTest {
		public void setUp() throws Exception {
		clearInvocations(mHalDriver);
		clearInvocations(mAudioSessionProvider);
		when(mHalDriver.getProperties()).thenReturn(TestUtil.createDefaultProperties(false));
		when(mHalDriver.getProperties()).thenReturn(TestUtil.createDefaultProperties());
		mService = new SoundTriggerMiddlewareImpl(() -> mHalDriver, mAudioSessionProvider);
		}

		@@ -156,7 +156,7 @@ public class SoundTriggerMiddlewareImplTest {
		assertEquals(1, allDescriptors.length);

		Properties properties = allDescriptors[0].properties;
		assertEquals(TestUtil.createDefaultProperties(false), properties);
		assertEquals(TestUtil.createDefaultProperties(), properties);
		}

		@Test

services/tests/servicestests/src/com/android/server/soundtrigger_middleware/TestUtil.java

+11 −12

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