Merge "Implement VendorVibrationSession.vibrate" into main (08091da7) · Commits · e / os / android_frameworks_base

services/core/java/com/android/server/vibrator/VendorVibrationSession.java

+91 −13

Original line number	Original line	Diff line number	Diff line
	@@ -37,8 +37,11 @@ import android.util.Slog;
	import android.util.proto.ProtoOutputStream;		import android.util.proto.ProtoOutputStream;

	import com.android.internal.annotations.GuardedBy;		import com.android.internal.annotations.GuardedBy;
			import com.android.internal.annotations.VisibleForTesting;

			import java.util.ArrayList;
	import java.util.Arrays;		import java.util.Arrays;
			import java.util.List;
	import java.util.Locale;		import java.util.Locale;
	import java.util.NoSuchElementException;		import java.util.NoSuchElementException;

	@@ -60,6 +63,9 @@ final class VendorVibrationSession extends IVibrationSession.Stub
	* used for another vibration.		* used for another vibration.
	*/		*/
	void onSessionReleased(long sessionId);		void onSessionReleased(long sessionId);

			/** Request the manager to trigger a vibration within this session. */
			void vibrate(long sessionId, CallerInfo callerInfo, CombinedVibration vibration);
	}		}

	private final Object mLock = new Object();		private final Object mLock = new Object();
	@@ -71,7 +77,9 @@ final class VendorVibrationSession extends IVibrationSession.Stub
	private final IVibrationSessionCallback mCallback;		private final IVibrationSessionCallback mCallback;
	private final CallerInfo mCallerInfo;		private final CallerInfo mCallerInfo;
	private final VibratorManagerHooks mManagerHooks;		private final VibratorManagerHooks mManagerHooks;
			private final DeviceAdapter mDeviceAdapter;
	private final Handler mHandler;		private final Handler mHandler;
			private final List<DebugInfo> mVibrations = new ArrayList<>();

	@GuardedBy("mLock")		@GuardedBy("mLock")
	private Status mStatus = Status.RUNNING;		private Status mStatus = Status.RUNNING;
	@@ -83,24 +91,28 @@ final class VendorVibrationSession extends IVibrationSession.Stub
	private long mEndUptime;		private long mEndUptime;
	@GuardedBy("mLock")		@GuardedBy("mLock")
	private long mEndTime; // for debugging		private long mEndTime; // for debugging
			@GuardedBy("mLock")
			private VibrationStepConductor mConductor;

	VendorVibrationSession(@NonNull CallerInfo callerInfo, @NonNull Handler handler,		VendorVibrationSession(@NonNull CallerInfo callerInfo, @NonNull Handler handler,
	@NonNull VibratorManagerHooks managerHooks, @NonNull int[] vibratorIds,		@NonNull VibratorManagerHooks managerHooks, @NonNull DeviceAdapter deviceAdapter,
	@NonNull IVibrationSessionCallback callback) {		@NonNull IVibrationSessionCallback callback) {
	mCreateUptime = SystemClock.uptimeMillis();		mCreateUptime = SystemClock.uptimeMillis();
	mCreateTime = System.currentTimeMillis();		mCreateTime = System.currentTimeMillis();
	mVibratorIds = vibratorIds;		mVibratorIds = deviceAdapter.getAvailableVibratorIds();
	mHandler = handler;		mHandler = handler;
	mCallback = callback;		mCallback = callback;
	mCallerInfo = callerInfo;		mCallerInfo = callerInfo;
	mManagerHooks = managerHooks;		mManagerHooks = managerHooks;
			mDeviceAdapter = deviceAdapter;
	CancellationSignal.fromTransport(mCancellationSignal).setOnCancelListener(this);		CancellationSignal.fromTransport(mCancellationSignal).setOnCancelListener(this);
	}		}

	@Override		@Override
	public void vibrate(CombinedVibration vibration, String reason) {		public void vibrate(CombinedVibration vibration, String reason) {
	// TODO(b/345414356): implement vibration support		CallerInfo vibrationCallerInfo = new CallerInfo(mCallerInfo.attrs, mCallerInfo.uid,
	throw new UnsupportedOperationException("Vendor session vibrations not yet implemented");		mCallerInfo.deviceId, mCallerInfo.opPkg, reason);
			mManagerHooks.vibrate(mSessionId, vibrationCallerInfo, vibration);
	}		}

	@Override		@Override
	@@ -146,7 +158,7 @@ final class VendorVibrationSession extends IVibrationSession.Stub
	public DebugInfo getDebugInfo() {		public DebugInfo getDebugInfo() {
	synchronized (mLock) {		synchronized (mLock) {
	return new DebugInfoImpl(mStatus, mCallerInfo, mCreateUptime, mCreateTime, mStartTime,		return new DebugInfoImpl(mStatus, mCallerInfo, mCreateUptime, mCreateTime, mStartTime,
	mEndUptime, mEndTime);		mEndUptime, mEndTime, mVibrations);
	}		}
	}		}

	@@ -200,12 +212,12 @@ final class VendorVibrationSession extends IVibrationSession.Stub

	@Override		@Override
	public void notifyVibratorCallback(int vibratorId, long vibrationId) {		public void notifyVibratorCallback(int vibratorId, long vibrationId) {
	// TODO(b/345414356): implement vibration support		// Ignore it, the session vibration playback doesn't depend on HAL timings
	}		}

	@Override		@Override
	public void notifySyncedVibratorsCallback(long vibrationId) {		public void notifySyncedVibratorsCallback(long vibrationId) {
	// TODO(b/345414356): implement vibration support		// Ignore it, the session vibration playback doesn't depend on HAL timings
	}		}

	@Override		@Override
	@@ -214,8 +226,9 @@ final class VendorVibrationSession extends IVibrationSession.Stub
	// If end was not requested then the HAL has cancelled the session.		// If end was not requested then the HAL has cancelled the session.
	maybeSetEndRequestLocked(Status.CANCELLED_BY_UNKNOWN_REASON);		maybeSetEndRequestLocked(Status.CANCELLED_BY_UNKNOWN_REASON);
	maybeSetStatusToRequestedLocked();		maybeSetStatusToRequestedLocked();
			clearVibrationConductor();
	}		}
	mManagerHooks.onSessionReleased(mSessionId);		mHandler.post(() -> mManagerHooks.onSessionReleased(mSessionId));
	}		}

	@Override		@Override
	@@ -228,7 +241,8 @@ final class VendorVibrationSession extends IVibrationSession.Stub
	/* includeDate= */ true))		/* includeDate= */ true))
	+ ", status: " + mStatus.name().toLowerCase(Locale.ROOT)		+ ", status: " + mStatus.name().toLowerCase(Locale.ROOT)
	+ ", callerInfo: " + mCallerInfo		+ ", callerInfo: " + mCallerInfo
	+ ", vibratorIds: " + Arrays.toString(mVibratorIds);		+ ", vibratorIds: " + Arrays.toString(mVibratorIds)
			+ ", vibrations: " + mVibrations;
	}		}
	}		}

	@@ -254,6 +268,13 @@ final class VendorVibrationSession extends IVibrationSession.Stub
	return mVibratorIds;		return mVibratorIds;
	}		}

			@VisibleForTesting
			public List<DebugInfo> getVibrations() {
			synchronized (mLock) {
			return new ArrayList<>(mVibrations);
			}
			}

	public ICancellationSignal getCancellationSignal() {		public ICancellationSignal getCancellationSignal() {
	return mCancellationSignal;		return mCancellationSignal;
	}		}
	@@ -278,7 +299,39 @@ final class VendorVibrationSession extends IVibrationSession.Stub
	}		}
	if (isAlreadyEnded) {		if (isAlreadyEnded) {
	// Session already ended, make sure we end it in the HAL.		// Session already ended, make sure we end it in the HAL.
	mManagerHooks.endSession(mSessionId, /* shouldAbort= */ true);		mHandler.post(() -> mManagerHooks.endSession(mSessionId, /* shouldAbort= */ true));
			}
			}

			public void notifyVibrationAttempt(DebugInfo vibrationDebugInfo) {
			mVibrations.add(vibrationDebugInfo);
			}

			@Nullable
			public VibrationStepConductor clearVibrationConductor() {
			synchronized (mLock) {
			VibrationStepConductor conductor = mConductor;
			if (conductor != null) {
			mVibrations.add(conductor.getVibration().getDebugInfo());
			}
			mConductor = null;
			return conductor;
			}
			}

			public DeviceAdapter getDeviceAdapter() {
			return mDeviceAdapter;
			}

			public boolean maybeSetVibrationConductor(VibrationStepConductor conductor) {
			synchronized (mLock) {
			if (mConductor != null) {
			Slog.d(TAG, "Vibration session still dispatching previous vibration,"
			+ " new vibration ignored");
			return false;
			}
			mConductor = conductor;
			return true;
	}		}
	}		}

	@@ -296,7 +349,7 @@ final class VendorVibrationSession extends IVibrationSession.Stub
	}		}
	}		}
	if (shouldTriggerSessionHook) {		if (shouldTriggerSessionHook) {
	mManagerHooks.endSession(mSessionId, shouldAbort);		mHandler.post(() -> mManagerHooks.endSession(mSessionId, shouldAbort));
	}		}
	}		}

	@@ -309,6 +362,11 @@ final class VendorVibrationSession extends IVibrationSession.Stub
	mEndStatusRequest = status;		mEndStatusRequest = status;
	mEndTime = System.currentTimeMillis();		mEndTime = System.currentTimeMillis();
	mEndUptime = SystemClock.uptimeMillis();		mEndUptime = SystemClock.uptimeMillis();
			if (mConductor != null) {
			// Vibration is being dispatched when session end was requested, cancel it.
			mConductor.notifyCancelled(new Vibration.EndInfo(status),
			/* immediate= */ status != Status.FINISHED);
			}
	if (isStarted()) {		if (isStarted()) {
	// Only trigger "finishing" callback if session started.		// Only trigger "finishing" callback if session started.
	// Run client callback in separate thread.		// Run client callback in separate thread.
	@@ -377,6 +435,7 @@ final class VendorVibrationSession extends IVibrationSession.Stub
	static final class DebugInfoImpl implements VibrationSession.DebugInfo {		static final class DebugInfoImpl implements VibrationSession.DebugInfo {
	private final Status mStatus;		private final Status mStatus;
	private final CallerInfo mCallerInfo;		private final CallerInfo mCallerInfo;
			private final List<DebugInfo> mVibrations;

	private final long mCreateUptime;		private final long mCreateUptime;
	private final long mCreateTime;		private final long mCreateTime;
	@@ -385,7 +444,7 @@ final class VendorVibrationSession extends IVibrationSession.Stub
	private final long mDurationMs;		private final long mDurationMs;

	DebugInfoImpl(Status status, CallerInfo callerInfo, long createUptime, long createTime,		DebugInfoImpl(Status status, CallerInfo callerInfo, long createUptime, long createTime,
	long startTime, long endUptime, long endTime) {		long startTime, long endUptime, long endTime, List<DebugInfo> vibrations) {
	mStatus = status;		mStatus = status;
	mCallerInfo = callerInfo;		mCallerInfo = callerInfo;
	mCreateUptime = createUptime;		mCreateUptime = createUptime;
	@@ -393,6 +452,7 @@ final class VendorVibrationSession extends IVibrationSession.Stub
	mStartTime = startTime;		mStartTime = startTime;
	mEndTime = endTime;		mEndTime = endTime;
	mDurationMs = endUptime > 0 ? endUptime - createUptime : -1;		mDurationMs = endUptime > 0 ? endUptime - createUptime : -1;
			mVibrations = vibrations == null ? new ArrayList<>() : new ArrayList<>(vibrations);
	}		}

	@Override		@Override
	@@ -418,6 +478,9 @@ final class VendorVibrationSession extends IVibrationSession.Stub

	@Override		@Override
	public void logMetrics(VibratorFrameworkStatsLogger statsLogger) {		public void logMetrics(VibratorFrameworkStatsLogger statsLogger) {
			for (DebugInfo vibration : mVibrations) {
			vibration.logMetrics(statsLogger);
			}
	}		}

	@Override		@Override
	@@ -448,6 +511,14 @@ final class VendorVibrationSession extends IVibrationSession.Stub
	pw.println("endTime = " + (mEndTime == 0 ? null		pw.println("endTime = " + (mEndTime == 0 ? null
	: formatTime(mEndTime, /includeDate=/ true)));		: formatTime(mEndTime, /includeDate=/ true)));
	pw.println("callerInfo = " + mCallerInfo);		pw.println("callerInfo = " + mCallerInfo);

			pw.println("vibrations:");
			pw.increaseIndent();
			for (DebugInfo vibration : mVibrations) {
			vibration.dump(pw);
			}
			pw.decreaseIndent();

	pw.decreaseIndent();		pw.decreaseIndent();
	}		}

	@@ -477,6 +548,12 @@ final class VendorVibrationSession extends IVibrationSession.Stub
	" \| %s (uid=%d, deviceId=%d) \| reason: %s",		" \| %s (uid=%d, deviceId=%d) \| reason: %s",
	mCallerInfo.opPkg, mCallerInfo.uid, mCallerInfo.deviceId, mCallerInfo.reason);		mCallerInfo.opPkg, mCallerInfo.uid, mCallerInfo.deviceId, mCallerInfo.reason);
	pw.println(timingsStr + paramStr + audioUsageStr + callerStr);		pw.println(timingsStr + paramStr + audioUsageStr + callerStr);

			pw.increaseIndent();
			for (DebugInfo vibration : mVibrations) {
			vibration.dumpCompact(pw);
			}
			pw.decreaseIndent();
	}		}

	@Override		@Override
	@@ -487,7 +564,8 @@ final class VendorVibrationSession extends IVibrationSession.Stub
	/* includeDate= */ true))		/* includeDate= */ true))
	+ ", durationMs: " + mDurationMs		+ ", durationMs: " + mDurationMs
	+ ", status: " + mStatus.name().toLowerCase(Locale.ROOT)		+ ", status: " + mStatus.name().toLowerCase(Locale.ROOT)
	+ ", callerInfo: " + mCallerInfo;		+ ", callerInfo: " + mCallerInfo
			+ ", vibrations: " + mVibrations;
	}		}
	}		}
	}		}

services/core/java/com/android/server/vibrator/VibratorManagerService.java

+201 −47

File changed.

Preview size limit exceeded, changes collapsed.

services/tests/vibrator/src/com/android/server/vibrator/VibratorManagerServiceTest.java

+220 −1

Original line number	Original line	Diff line number	Diff line
	@@ -2865,7 +2865,7 @@ public class VibratorManagerServiceTest {
	mTestLooper.dispatchAll();		mTestLooper.dispatchAll();

	assertThat(session.getStatus()).isEqualTo(Status.IGNORED_UNSUPPORTED);		assertThat(session.getStatus()).isEqualTo(Status.IGNORED_UNSUPPORTED);
	verify(mNativeWrapperMock).startSession(eq(session.getSessionId()), eq(new int[] {1, 3}));		verify(mNativeWrapperMock, never()).startSession(anyLong(), any(int[].class));
	verify(callback, never()).onStarted(any(IVibrationSession.class));		verify(callback, never()).onStarted(any(IVibrationSession.class));
	verify(callback, never()).onFinishing();		verify(callback, never()).onFinishing();
	verify(callback)		verify(callback)
	@@ -2889,6 +2889,7 @@ public class VibratorManagerServiceTest {
	verify(callback).onStarted(captor.capture());		verify(callback).onStarted(captor.capture());

	captor.getValue().finishSession();		captor.getValue().finishSession();
			mTestLooper.dispatchAll();

	// Session not ended until HAL callback.		// Session not ended until HAL callback.
	assertThat(session.getStatus()).isEqualTo(Status.RUNNING);		assertThat(session.getStatus()).isEqualTo(Status.RUNNING);
	@@ -3138,6 +3139,224 @@ public class VibratorManagerServiceTest {
	verify(callback).onStarted(any(IVibrationSession.class));		verify(callback).onStarted(any(IVibrationSession.class));
	}		}

			@Test
			@EnableFlags(android.os.vibrator.Flags.FLAG_VENDOR_VIBRATION_EFFECTS)
			public void vibrateInSession_afterCancel_vibrationIgnored() throws Exception {
			mockCapabilities(IVibratorManager.CAP_START_SESSIONS);
			mockVibrators(1, 2);
			FakeVibratorControllerProvider fakeVibrator1 = mVibratorProviders.get(1);
			fakeVibrator1.setCapabilities(IVibrator.CAP_AMPLITUDE_CONTROL);
			VibratorManagerService service = createSystemReadyService();
			int sessionFinishDelayMs = 200;
			IVibrationSessionCallback callback = mockSessionCallbacks(sessionFinishDelayMs);

			VendorVibrationSession session = startSession(service, RINGTONE_ATTRS, callback, 1, 2);
			mTestLooper.dispatchAll();

			verify(mNativeWrapperMock).startSession(eq(session.getSessionId()), eq(new int[] {1, 2}));
			ArgumentCaptor<IVibrationSession> captor = ArgumentCaptor.forClass(IVibrationSession.class);
			verify(callback).onStarted(captor.capture());

			IVibrationSession startedSession = captor.getValue();
			startedSession.cancelSession();
			startedSession.vibrate(
			CombinedVibration.createParallel(VibrationEffect.createOneShot(10, 255)),
			"reason");

			// VibrationThread will never start this vibration.
			assertFalse(waitUntil(s -> !fakeVibrator1.getAmplitudes().isEmpty(), service,
			TEST_TIMEOUT_MILLIS));

			// Dispatch HAL callbacks.
			mTestLooper.moveTimeForward(sessionFinishDelayMs);
			mTestLooper.dispatchAll();

			assertThat(session.getStatus()).isEqualTo(Status.CANCELLED_BY_USER);
			verify(callback).onFinishing();
			verify(callback).onFinished(eq(android.os.vibrator.VendorVibrationSession.STATUS_CANCELED));
			}

			@Test
			@EnableFlags(android.os.vibrator.Flags.FLAG_VENDOR_VIBRATION_EFFECTS)
			public void vibrateInSession_afterFinish_vibrationIgnored() throws Exception {
			mockCapabilities(IVibratorManager.CAP_START_SESSIONS);
			mockVibrators(1, 2);
			FakeVibratorControllerProvider fakeVibrator1 = mVibratorProviders.get(1);
			fakeVibrator1.setCapabilities(IVibrator.CAP_AMPLITUDE_CONTROL);
			VibratorManagerService service = createSystemReadyService();
			int sessionFinishDelayMs = 200;
			IVibrationSessionCallback callback = mockSessionCallbacks(sessionFinishDelayMs);

			VendorVibrationSession session = startSession(service, RINGTONE_ATTRS, callback, 1, 2);
			mTestLooper.dispatchAll();

			verify(mNativeWrapperMock).startSession(eq(session.getSessionId()), eq(new int[] {1, 2}));
			ArgumentCaptor<IVibrationSession> captor = ArgumentCaptor.forClass(IVibrationSession.class);
			verify(callback).onStarted(captor.capture());

			IVibrationSession startedSession = captor.getValue();
			startedSession.finishSession();
			mTestLooper.dispatchAll();

			startedSession.vibrate(
			CombinedVibration.createParallel(VibrationEffect.createOneShot(10, 255)),
			"reason");

			// Session not ended until HAL callback.
			assertThat(session.getStatus()).isEqualTo(Status.RUNNING);

			// VibrationThread will never start this vibration.
			assertFalse(waitUntil(s -> !fakeVibrator1.getAmplitudes().isEmpty(), service,
			TEST_TIMEOUT_MILLIS));

			// Dispatch HAL callbacks.
			mTestLooper.moveTimeForward(sessionFinishDelayMs);
			mTestLooper.dispatchAll();

			assertThat(session.getStatus()).isEqualTo(Status.FINISHED);
			verify(callback).onFinishing();
			verify(callback).onFinished(eq(android.os.vibrator.VendorVibrationSession.STATUS_SUCCESS));
			}

			@Test
			@EnableFlags(android.os.vibrator.Flags.FLAG_VENDOR_VIBRATION_EFFECTS)
			public void vibrateInSession_repeatingVibration_vibrationIgnored() throws Exception {
			mockCapabilities(IVibratorManager.CAP_START_SESSIONS);
			mockVibrators(1, 2);
			FakeVibratorControllerProvider fakeVibrator1 = mVibratorProviders.get(1);
			fakeVibrator1.setCapabilities(IVibrator.CAP_AMPLITUDE_CONTROL);
			VibratorManagerService service = createSystemReadyService();
			int sessionFinishDelayMs = 200;
			IVibrationSessionCallback callback = mockSessionCallbacks(sessionFinishDelayMs);

			VendorVibrationSession session = startSession(service, RINGTONE_ATTRS, callback, 1, 2);
			mTestLooper.dispatchAll();

			verify(mNativeWrapperMock).startSession(eq(session.getSessionId()), eq(new int[] {1, 2}));
			ArgumentCaptor<IVibrationSession> captor = ArgumentCaptor.forClass(IVibrationSession.class);
			verify(callback).onStarted(captor.capture());

			IVibrationSession startedSession = captor.getValue();
			startedSession.vibrate(
			CombinedVibration.createParallel(
			VibrationEffect.createWaveform(new long[]{ 10, 10, 10, 10}, 0)),
			"reason");

			// VibrationThread will never start this vibration.
			assertFalse(waitUntil(s -> !fakeVibrator1.getAmplitudes().isEmpty(), service,
			TEST_TIMEOUT_MILLIS));

			startedSession.finishSession();
			mTestLooper.dispatchAll();

			// Dispatch HAL callbacks.
			mTestLooper.moveTimeForward(sessionFinishDelayMs);
			mTestLooper.dispatchAll();

			assertThat(session.getStatus()).isEqualTo(Status.FINISHED);
			assertThat(service.isVibrating(1)).isFalse();
			assertThat(service.isVibrating(2)).isFalse();
			verify(callback).onFinishing();
			verify(callback).onFinished(eq(android.os.vibrator.VendorVibrationSession.STATUS_SUCCESS));
			}

			@Test
			@EnableFlags(android.os.vibrator.Flags.FLAG_VENDOR_VIBRATION_EFFECTS)
			public void vibrateInSession_singleVibration_playsAllVibrateCommands() throws Exception {
			mockCapabilities(IVibratorManager.CAP_START_SESSIONS);
			mockVibrators(1, 2);
			FakeVibratorControllerProvider fakeVibrator1 = mVibratorProviders.get(1);
			fakeVibrator1.setCapabilities(IVibrator.CAP_AMPLITUDE_CONTROL);
			FakeVibratorControllerProvider fakeVibrator2 = mVibratorProviders.get(1);
			fakeVibrator2.setCapabilities(IVibrator.CAP_AMPLITUDE_CONTROL);
			VibratorManagerService service = createSystemReadyService();
			int sessionFinishDelayMs = 200;
			IVibrationSessionCallback callback = mockSessionCallbacks(sessionFinishDelayMs);

			VendorVibrationSession session = startSession(service, RINGTONE_ATTRS, callback, 1, 2);
			mTestLooper.dispatchAll();

			verify(mNativeWrapperMock).startSession(eq(session.getSessionId()), eq(new int[] {1, 2}));
			ArgumentCaptor<IVibrationSession> captor = ArgumentCaptor.forClass(IVibrationSession.class);
			verify(callback).onStarted(captor.capture());

			IVibrationSession startedSession = captor.getValue();
			startedSession.vibrate(
			CombinedVibration.createParallel(
			VibrationEffect.createWaveform(new long[]{ 10, 10, 10, 10}, -1)),
			"reason");

			// VibrationThread will start this vibration async, so wait until vibration is triggered.
			// Vibrators will receive 2 requests for the waveform playback
			assertTrue(waitUntil(s -> fakeVibrator1.getAmplitudes().size() == 2, service,
			TEST_TIMEOUT_MILLIS));
			assertTrue(waitUntil(s -> fakeVibrator2.getAmplitudes().size() == 2, service,
			TEST_TIMEOUT_MILLIS));

			startedSession.finishSession();
			mTestLooper.dispatchAll();

			// Dispatch HAL callbacks.
			mTestLooper.moveTimeForward(sessionFinishDelayMs);
			mTestLooper.dispatchAll();

			assertThat(session.getStatus()).isEqualTo(Status.FINISHED);
			assertThat(service.isVibrating(1)).isFalse();
			assertThat(service.isVibrating(2)).isFalse();
			verify(callback).onFinishing();
			verify(callback).onFinished(eq(android.os.vibrator.VendorVibrationSession.STATUS_SUCCESS));
			}

			@Test
			@EnableFlags(android.os.vibrator.Flags.FLAG_VENDOR_VIBRATION_EFFECTS)
			public void vibrateInSession_multipleVibrations_playsAllVibrations() throws Exception {
			mockCapabilities(IVibratorManager.CAP_START_SESSIONS);
			mockVibrators(1, 2);
			FakeVibratorControllerProvider fakeVibrator1 = mVibratorProviders.get(1);
			fakeVibrator1.setCapabilities(IVibrator.CAP_AMPLITUDE_CONTROL);
			VibratorManagerService service = createSystemReadyService();
			int sessionFinishDelayMs = 200;
			IVibrationSessionCallback callback = mockSessionCallbacks(sessionFinishDelayMs);

			VendorVibrationSession session = startSession(service, RINGTONE_ATTRS, callback, 1, 2);
			mTestLooper.dispatchAll();

			verify(mNativeWrapperMock).startSession(eq(session.getSessionId()), eq(new int[] {1, 2}));
			ArgumentCaptor<IVibrationSession> captor = ArgumentCaptor.forClass(IVibrationSession.class);
			verify(callback).onStarted(captor.capture());

			IVibrationSession startedSession = captor.getValue();
			startedSession.vibrate(
			CombinedVibration.createParallel(VibrationEffect.createOneShot(10, 255)),
			"reason");

			// VibrationThread will start this vibration async, so wait until vibration is completed.
			assertTrue(waitUntil(s -> fakeVibrator1.getAmplitudes().size() == 1, service,
			TEST_TIMEOUT_MILLIS));
			assertTrue(waitUntil(s -> !session.getVibrations().isEmpty(), service,
			TEST_TIMEOUT_MILLIS));

			startedSession.vibrate(
			CombinedVibration.createParallel(VibrationEffect.createOneShot(20, 255)),
			"reason");

			assertTrue(waitUntil(s -> fakeVibrator1.getAmplitudes().size() == 2, service,
			TEST_TIMEOUT_MILLIS));

			startedSession.finishSession();
			mTestLooper.dispatchAll();

			// Dispatch HAL callbacks.
			mTestLooper.moveTimeForward(sessionFinishDelayMs);
			mTestLooper.dispatchAll();

			assertThat(session.getStatus()).isEqualTo(Status.FINISHED);
			assertThat(service.isVibrating(1)).isFalse();
			assertThat(service.isVibrating(2)).isFalse();
			verify(callback).onFinishing();
			verify(callback).onFinished(eq(android.os.vibrator.VendorVibrationSession.STATUS_SUCCESS));
			}

	@Test		@Test
	public void frameworkStats_externalVibration_reportsAllMetrics() throws Exception {		public void frameworkStats_externalVibration_reportsAllMetrics() throws Exception {
	mockVibrators(1);		mockVibrators(1);