Snap for 10535291 from 4b77d876b9 to udc-qpr1-release

Change-Id: Ia43c366e66d6d01ab2c6e64e38812bd6037f276a

res/xml/stylus_usi_details_fragment.xml

@@ -30,4 +30,7 @@
     <PreferenceCategory
         android:key="device_stylus"/>
 
+    <PreferenceCategory
+        android:key="stylus_usb_firmware"
+        settings:controller="com.android.settings.connecteddevice.stylus.StylusUsbFirmwareController"/>
 </PreferenceScreen>

src/com/android/settings/connecteddevice/stylus/StylusFeatureProvider.java

@@ -0,0 +1,47 @@
+/*
+ * Copyright (C) 2023 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 com.android.settings.connecteddevice.stylus;
+
+import android.content.Context;
+import android.hardware.usb.UsbDevice;
+
+import androidx.preference.Preference;
+
+import java.util.List;
+
+import javax.annotation.Nullable;
+
+/** FeatureProvider for USB settings */
+public interface StylusFeatureProvider {
+
+    /**
+     * Returns whether the current attached USB device allows firmware updates.
+     *
+     * @param usbDevice The USB device to check
+     */
+    boolean isUsbFirmwareUpdateEnabled(UsbDevice usbDevice);
+
+    /**
+     * Returns a list of preferences for the connected USB device if exists. If not, returns
+     * null. If an update is not available but firmware update feature is enabled for the device,
+     * the list will contain only the preference showing the current firmware version.
+     *
+     * @param context The context
+     */
+    @Nullable
+    List<Preference> getUsbFirmwareUpdatePreferences(Context context);
+}

src/com/android/settings/connecteddevice/stylus/StylusFeatureProviderImpl.java

@@ -0,0 +1,37 @@
+/*
+ * Copyright (C) 2023 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 com.android.settings.connecteddevice.stylus;
+
+import android.content.Context;
+import android.hardware.usb.UsbDevice;
+
+import androidx.preference.Preference;
+
+import java.util.List;
+
+/** Default implementation for StylusFeatureProvider */
+public class StylusFeatureProviderImpl implements StylusFeatureProvider {
+    @Override
+    public boolean isUsbFirmwareUpdateEnabled(UsbDevice usbDevice) {
+        return false;
+    }
+
+    @Override
+    public List<Preference> getUsbFirmwareUpdatePreferences(Context context) {
+        return null;
+    }
+}

src/com/android/settings/connecteddevice/stylus/StylusUsbFirmwareController.java

@@ -0,0 +1,142 @@
+/*
+ * Copyright (C) 2023 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 com.android.settings.connecteddevice.stylus;
+
+import android.content.Context;
+import android.hardware.usb.UsbDevice;
+import android.hardware.usb.UsbManager;
+
+import androidx.annotation.Nullable;
+import androidx.annotation.VisibleForTesting;
+import androidx.preference.Preference;
+import androidx.preference.PreferenceCategory;
+import androidx.preference.PreferenceScreen;
+
+import com.android.settings.core.BasePreferenceController;
+import com.android.settings.overlay.FeatureFactory;
+import com.android.settingslib.core.lifecycle.LifecycleObserver;
+import com.android.settingslib.core.lifecycle.events.OnStart;
+import com.android.settingslib.core.lifecycle.events.OnStop;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/** Preference controller for stylus firmware updates via USB */
+public class StylusUsbFirmwareController extends BasePreferenceController
+        implements LifecycleObserver, OnStart, OnStop {
+    private static final String TAG = StylusUsbFirmwareController.class.getSimpleName();
+    @Nullable
+    private UsbDevice mStylusUsbDevice;
+    private final UsbStylusBroadcastReceiver mUsbStylusBroadcastReceiver;
+
+    private PreferenceScreen mPreferenceScreen;
+    private PreferenceCategory mPreference;
+
+    @VisibleForTesting
+    UsbStylusBroadcastReceiver.UsbStylusConnectionListener mUsbConnectionListener =
+            (stylusUsbDevice, attached) -> {
+                refresh();
+            };
+
+    public StylusUsbFirmwareController(Context context, String key) {
+        super(context, key);
+        mUsbStylusBroadcastReceiver = new UsbStylusBroadcastReceiver(context,
+                mUsbConnectionListener);
+    }
+
+    @Override
+    public void displayPreference(PreferenceScreen screen) {
+        mPreferenceScreen = screen;
+        refresh();
+        super.displayPreference(screen);
+    }
+
+    @Override
+    public int getAvailabilityStatus() {
+        // always available, preferences will be added or
+        // removed according to the connected usb device
+        return AVAILABLE;
+    }
+
+    private void refresh() {
+        if (mPreferenceScreen == null) return;
+
+        UsbDevice device = getStylusUsbDevice();
+        if (device == mStylusUsbDevice) {
+            return;
+        }
+        mStylusUsbDevice = device;
+        mPreference = mPreferenceScreen.findPreference(getPreferenceKey());
+        if (mPreference != null) {
+            mPreferenceScreen.removePreference(mPreference);
+        }
+        if (hasUsbStylusFirmwareUpdateFeature(mStylusUsbDevice)) {
+            StylusFeatureProvider featureProvider = FeatureFactory.getFactory(
+                    mContext).getStylusFeatureProvider();
+            List<Preference> preferences =
+                    featureProvider.getUsbFirmwareUpdatePreferences(mContext);
+
+            if (preferences != null) {
+                mPreference = new PreferenceCategory(mContext);
+                mPreference.setKey(getPreferenceKey());
+                mPreferenceScreen.addPreference(mPreference);
+
+                for (Preference preference : preferences) {
+                    mPreference.addPreference(preference);
+                }
+            }
+        }
+    }
+
+    @Override
+    public void onStart() {
+        mUsbStylusBroadcastReceiver.register();
+    }
+
+    @Override
+    public void onStop() {
+        mUsbStylusBroadcastReceiver.unregister();
+    }
+
+    private UsbDevice getStylusUsbDevice() {
+        UsbManager usbManager = mContext.getSystemService(UsbManager.class);
+
+        if (usbManager == null) {
+            return null;
+        }
+
+        List<UsbDevice> devices = new ArrayList<>(usbManager.getDeviceList().values());
+        if (devices.isEmpty()) {
+            return null;
+        }
+
+        UsbDevice usbDevice = devices.get(0);
+        if (hasUsbStylusFirmwareUpdateFeature(usbDevice)) {
+            return usbDevice;
+        }
+        return null;
+    }
+
+    static boolean hasUsbStylusFirmwareUpdateFeature(UsbDevice usbDevice) {
+        if (usbDevice == null) return false;
+
+        StylusFeatureProvider featureProvider = FeatureFactory.getFactory(
+                FeatureFactory.getAppContext()).getStylusFeatureProvider();
+
+        return featureProvider.isUsbFirmwareUpdateEnabled(usbDevice);
+    }
+}

src/com/android/settings/connecteddevice/stylus/StylusUsiDetailsFragment.java

@@ -54,7 +54,6 @@ public class StylusUsiDetailsFragment extends DashboardFragment {
         }
     }
 
-
     @Override
     public int getMetricsCategory() {
         return SettingsEnums.USI_DEVICE_DETAILS;

src/com/android/settings/connecteddevice/stylus/UsbStylusBroadcastReceiver.java

@@ -0,0 +1,75 @@
+/*
+ * Copyright (C) 2023 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 com.android.settings.connecteddevice.stylus;
+
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.Intent;
+import android.content.IntentFilter;
+import android.hardware.usb.UsbDevice;
+import android.hardware.usb.UsbManager;
+
+/** Broadcast receiver for styluses connected via USB */
+public class UsbStylusBroadcastReceiver extends BroadcastReceiver {
+    private Context mContext;
+    private UsbStylusConnectionListener mUsbConnectionListener;
+    private boolean mListeningToUsbEvents;
+
+    public UsbStylusBroadcastReceiver(Context context,
+            UsbStylusConnectionListener usbConnectionListener) {
+        mContext = context;
+        mUsbConnectionListener = usbConnectionListener;
+    }
+
+    /** Registers the receiver. */
+    public void register() {
+        if (!mListeningToUsbEvents) {
+            final IntentFilter intentFilter = new IntentFilter();
+            intentFilter.addAction(UsbManager.ACTION_USB_DEVICE_ATTACHED);
+            intentFilter.addAction(UsbManager.ACTION_USB_DEVICE_DETACHED);
+            final Intent intent = mContext.registerReceiver(this, intentFilter);
+            if (intent != null) {
+                onReceive(mContext, intent);
+            }
+            mListeningToUsbEvents = true;
+        }
+    }
+
+    /** Unregisters the receiver. */
+    public void unregister() {
+        if (mListeningToUsbEvents) {
+            mContext.unregisterReceiver(this);
+            mListeningToUsbEvents = false;
+        }
+    }
+
+    @Override
+    public void onReceive(Context context, Intent intent) {
+        UsbDevice usbDevice = intent.getParcelableExtra(UsbManager.EXTRA_DEVICE, UsbDevice.class);
+        if (StylusUsbFirmwareController.hasUsbStylusFirmwareUpdateFeature(usbDevice)) {
+            mUsbConnectionListener.onUsbStylusConnectionChanged(usbDevice,
+                    intent.getAction().equals(UsbManager.ACTION_USB_DEVICE_ATTACHED));
+        }
+    }
+
+    /**
+     * Interface definition for a callback to be invoked when stylus usb connection is changed.
+     */
+    interface UsbStylusConnectionListener {
+        void onUsbStylusConnectionChanged(UsbDevice device, boolean connected);
+    }
+}

src/com/android/settings/notification/SeekBarVolumizerFactory.java

@@ -0,0 +1,44 @@
+/*
+ * Copyright (C) 2023 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 com.android.settings.notification;
+
+import android.content.Context;
+import android.net.Uri;
+import android.preference.SeekBarVolumizer;
+
+/**
+ * Testable wrapper around {@link SeekBarVolumizer} constructor.
+ */
+public class SeekBarVolumizerFactory {
+    private final Context mContext;
+
+    public SeekBarVolumizerFactory(Context context) {
+        mContext = context;
+    }
+
+    /**
+     * Creates a new SeekBarVolumizer.
+     *
+     * @param streamType of the audio manager.
+     * @param defaultUri of the volume.
+     * @param sbvc callback of the seekbar volumizer.
+     * @return a SeekBarVolumizer.
+     */
+    public SeekBarVolumizer create(int streamType, Uri defaultUri, SeekBarVolumizer.Callback sbvc) {
+        return new SeekBarVolumizer(mContext, streamType, defaultUri, sbvc);
+    }
+}

src/com/android/settings/notification/VolumeSeekBarPreference.java

@@ -37,6 +37,8 @@ import com.android.internal.jank.InteractionJankMonitor;
 import com.android.settings.R;
 import com.android.settings.widget.SeekBarPreference;
 
+import java.text.NumberFormat;
+import java.util.Locale;
 import java.util.Objects;
 
 /** A slider preference that directly controls an audio stream volume (no dialog) **/
@@ -47,8 +49,9 @@ public class VolumeSeekBarPreference extends SeekBarPreference {
 
     protected SeekBar mSeekBar;
     private int mStream;
+    private SeekBarVolumizer mVolumizer;
     @VisibleForTesting
-    SeekBarVolumizer mVolumizer;
+    SeekBarVolumizerFactory mSeekBarVolumizerFactory;
     private Callback mCallback;
     private Listener mListener;
     private ImageView mIconView;
@@ -62,30 +65,36 @@ public class VolumeSeekBarPreference extends SeekBarPreference {
     private boolean mStopped;
     @VisibleForTesting
     AudioManager mAudioManager;
+    private Locale mLocale;
+    private NumberFormat mNumberFormat;
 
     public VolumeSeekBarPreference(Context context, AttributeSet attrs, int defStyleAttr,
             int defStyleRes) {
         super(context, attrs, defStyleAttr, defStyleRes);
         setLayoutResource(R.layout.preference_volume_slider);
         mAudioManager = (AudioManager) context.getSystemService(Context.AUDIO_SERVICE);
+        mSeekBarVolumizerFactory = new SeekBarVolumizerFactory(context);
     }
 
     public VolumeSeekBarPreference(Context context, AttributeSet attrs, int defStyleAttr) {
         super(context, attrs, defStyleAttr);
         setLayoutResource(R.layout.preference_volume_slider);
         mAudioManager = (AudioManager) context.getSystemService(Context.AUDIO_SERVICE);
+        mSeekBarVolumizerFactory = new SeekBarVolumizerFactory(context);
     }
 
     public VolumeSeekBarPreference(Context context, AttributeSet attrs) {
         super(context, attrs);
         setLayoutResource(R.layout.preference_volume_slider);
         mAudioManager = (AudioManager) context.getSystemService(Context.AUDIO_SERVICE);
+        mSeekBarVolumizerFactory = new SeekBarVolumizerFactory(context);
     }
 
     public VolumeSeekBarPreference(Context context) {
         super(context);
         setLayoutResource(R.layout.preference_volume_slider);
         mAudioManager = (AudioManager) context.getSystemService(Context.AUDIO_SERVICE);
+        mSeekBarVolumizerFactory = new SeekBarVolumizerFactory(context);
     }
 
     public void setStream(int stream) {
@@ -143,6 +152,7 @@ public class VolumeSeekBarPreference extends SeekBarPreference {
                 if (mCallback != null) {
                     mCallback.onStreamValueChanged(mStream, progress);
                 }
+                overrideSeekBarStateDescription(formatStateDescription(progress));
             }
             @Override
             public void onMuted(boolean muted, boolean zenMuted) {
@@ -170,7 +180,7 @@ public class VolumeSeekBarPreference extends SeekBarPreference {
         };
         final Uri sampleUri = mStream == AudioManager.STREAM_MUSIC ? getMediaVolumeUri() : null;
         if (mVolumizer == null) {
-            mVolumizer = new SeekBarVolumizer(getContext(), mStream, sampleUri, sbvc);
+            mVolumizer = mSeekBarVolumizerFactory.create(mStream, sampleUri, sbvc);
         }
         mVolumizer.start();
         mVolumizer.setSeekBar(mSeekBar);
@@ -216,6 +226,33 @@ public class VolumeSeekBarPreference extends SeekBarPreference {
                 + "/" + R.raw.media_volume);
     }
 
+    @VisibleForTesting
+    CharSequence formatStateDescription(int progress) {
+        // This code follows the same approach in ProgressBar.java, but it rounds down the percent
+        // to match it with what the talkback feature says after any progress change. (b/285458191)
+        // Cache the locale-appropriate NumberFormat.  Configuration locale is guaranteed
+        // non-null, so the first time this is called we will always get the appropriate
+        // NumberFormat, then never regenerate it unless the locale changes on the fly.
+        Locale curLocale = getContext().getResources().getConfiguration().getLocales().get(0);
+        if (mLocale == null || !mLocale.equals(curLocale)) {
+            mLocale = curLocale;
+            mNumberFormat = NumberFormat.getPercentInstance(mLocale);
+        }
+        return mNumberFormat.format(getPercent(progress));
+    }
+
+    @VisibleForTesting
+    double getPercent(float progress) {
+        final float maxProgress = getMax();
+        final float minProgress = getMin();
+        final float diffProgress = maxProgress - minProgress;
+        if (diffProgress <= 0.0f) {
+            return 0.0f;
+        }
+        final float percent = (progress - minProgress) / diffProgress;
+        return Math.floor(Math.max(0.0f, Math.min(1.0f, percent)) * 100) / 100;
+    }
+
     public void setSuppressionText(String text) {
         if (Objects.equals(text, mSuppressionText)) return;
         mSuppressionText = text;

src/com/android/settings/overlay/FeatureFactory.java

@@ -31,6 +31,7 @@ import com.android.settings.aware.AwareFeatureProvider;
 import com.android.settings.biometrics.face.FaceFeatureProvider;
 import com.android.settings.biometrics2.factory.BiometricsRepositoryProvider;
 import com.android.settings.bluetooth.BluetoothFeatureProvider;
+import com.android.settings.connecteddevice.stylus.StylusFeatureProvider;
 import com.android.settings.dashboard.DashboardFeatureProvider;
 import com.android.settings.dashboard.suggestions.SuggestionFeatureProvider;
 import com.android.settings.deviceinfo.hardwareinfo.HardwareInfoFeatureProvider;
@@ -209,6 +210,11 @@ public abstract class FeatureFactory {
      */
     public abstract KeyboardSettingsFeatureProvider getKeyboardSettingsFeatureProvider();
 
+    /**
+     * Retrieves implementation for stylus settings feature.
+     */
+    public abstract StylusFeatureProvider getStylusFeatureProvider();
+
     public static final class FactoryNotFoundException extends RuntimeException {
         public FactoryNotFoundException(Throwable throwable) {
             super("Unable to create factory. Did you misconfigure Proguard?", throwable);

src/com/android/settings/overlay/FeatureFactoryImpl.java

@@ -42,6 +42,8 @@ import com.android.settings.biometrics2.factory.BiometricsRepositoryProviderImpl
 import com.android.settings.bluetooth.BluetoothFeatureProvider;
 import com.android.settings.bluetooth.BluetoothFeatureProviderImpl;
 import com.android.settings.connecteddevice.dock.DockUpdaterFeatureProviderImpl;
+import com.android.settings.connecteddevice.stylus.StylusFeatureProvider;
+import com.android.settings.connecteddevice.stylus.StylusFeatureProviderImpl;
 import com.android.settings.core.instrumentation.SettingsMetricsFeatureProvider;
 import com.android.settings.dashboard.DashboardFeatureProvider;
 import com.android.settings.dashboard.DashboardFeatureProviderImpl;
@@ -119,6 +121,7 @@ public class FeatureFactoryImpl extends FeatureFactory {
     private AdvancedVpnFeatureProvider mAdvancedVpnFeatureProvider;
     private WifiFeatureProvider mWifiFeatureProvider;
     private KeyboardSettingsFeatureProvider mKeyboardSettingsFeatureProvider;
+    private StylusFeatureProvider mStylusFeatureProvider;
 
     @Override
     public HardwareInfoFeatureProvider getHardwareInfoFeatureProvider() {
@@ -383,4 +386,12 @@ public class FeatureFactoryImpl extends FeatureFactory {
         }
         return mKeyboardSettingsFeatureProvider;
     }
+
+    @Override
+    public StylusFeatureProvider getStylusFeatureProvider() {
+        if (mStylusFeatureProvider == null) {
+            mStylusFeatureProvider = new StylusFeatureProviderImpl();
+        }
+        return mStylusFeatureProvider;
+    }
 }

src/com/android/settings/sim/SimDialogActivity.java

@@ -280,8 +280,20 @@ public class SimDialogActivity extends FragmentActivity {
     public void showEnableAutoDataSwitchDialog() {
         final FragmentManager fragmentManager = getSupportFragmentManager();
         SimDialogFragment fragment = createFragment(ENABLE_AUTO_DATA_SWITCH);
-        fragment.show(fragmentManager, Integer.toString(ENABLE_AUTO_DATA_SWITCH));
 
+        if (fragmentManager.isStateSaved()) {
+            Log.w(TAG, "Failed to show EnableAutoDataSwitchDialog. The fragmentManager "
+                    + "is StateSaved.");
+            forceClose();
+            return;
+        }
+        try {
+            fragment.show(fragmentManager, Integer.toString(ENABLE_AUTO_DATA_SWITCH));
+        } catch (Exception e) {
+            Log.e(TAG, "Failed to show EnableAutoDataSwitchDialog.", e);
+            forceClose();
+            return;
+        }
         if (getResources().getBoolean(
                 R.bool.config_auto_data_switch_enables_cross_sim_calling)) {
             // If auto data switch is already enabled on the non-DDS, the dialog for enabling it

tests/robotests/src/com/android/settings/connecteddevice/stylus/StylusUsbFirmwareControllerTest.java

@@ -0,0 +1,163 @@
+/*
+ * Copyright (C) 2023 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 com.android.settings.connecteddevice.stylus;
+
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.assertTrue;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.when;
+
+import android.content.Context;
+import android.hardware.usb.UsbDevice;
+import android.hardware.usb.UsbManager;
+
+import androidx.preference.Preference;
+import androidx.preference.PreferenceCategory;
+import androidx.preference.PreferenceManager;
+import androidx.preference.PreferenceScreen;
+
+import com.android.settings.testutils.FakeFeatureFactory;
+import com.android.settingslib.core.lifecycle.Lifecycle;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+import org.robolectric.RobolectricTestRunner;
+import org.robolectric.RuntimeEnvironment;
+
+import java.util.Collections;
+import java.util.HashMap;
+
+@RunWith(RobolectricTestRunner.class)
+public class StylusUsbFirmwareControllerTest {
+
+    private Context mContext;
+    private FakeFeatureFactory mFeatureFactory;
+    private Lifecycle mLifecycle;
+    private PreferenceScreen mScreen;
+
+    private StylusUsbFirmwareController mController;
+    @Mock
+    private StylusUsiDetailsFragment mFragment;
+    @Mock
+    private UsbManager mUsbManager;
+    private PreferenceCategory mPreferenceCategory;
+
+    @Before
+    public void setUp() {
+        MockitoAnnotations.initMocks(this);
+
+        mContext = spy(RuntimeEnvironment.application);
+        mLifecycle = new Lifecycle(() -> mLifecycle);
+
+        when(mFragment.getContext()).thenReturn(mContext);
+
+        mFeatureFactory = FakeFeatureFactory.setupForTest();
+        mController = new StylusUsbFirmwareController(mContext, "stylus_usb_firmware");
+
+        PreferenceManager preferenceManager = new PreferenceManager(mContext);
+        mScreen = preferenceManager.createPreferenceScreen(mContext);
+
+        mPreferenceCategory = new PreferenceCategory(mContext);
+        mPreferenceCategory.setKey(mController.getPreferenceKey());
+    }
+
+    @Test
+    public void displayPreference_featurePresentUsbStylusAttached_preferenceAdded() {
+        attachUsbDevice();
+        enableFullStylusFeature();
+
+        mController.displayPreference(mScreen);
+
+        assertNotNull(mScreen.findPreference("stylus_usb_firmware"));
+    }
+
+    @Test
+    public void displayPreference_featureAbsentUsbStylusAttached_preferenceNotAdded() {
+        attachUsbDevice();
+        mController.mUsbConnectionListener.onUsbStylusConnectionChanged(
+                mock(UsbDevice.class), true);
+
+        mController.displayPreference(mScreen);
+
+        assertNull(mScreen.findPreference(mController.getPreferenceKey()));
+    }
+
+    @Test
+    public void onUsbStylusConnectionChanged_featurePresentUsbStylusAttached_preferenceAdded() {
+        mController.displayPreference(mScreen);
+
+        attachUsbDevice();
+        enableFullStylusFeature();
+        mController.mUsbConnectionListener.onUsbStylusConnectionChanged(
+                mock(UsbDevice.class), true);
+
+        assertNotNull(mScreen.findPreference(mController.getPreferenceKey()));
+    }
+
+    @Test
+    public void onUsbStylusConnectionChanged_featureAbsentUsbStylusAttached_preferenceRemoved() {
+        mController.displayPreference(mScreen);
+
+        attachUsbDevice();
+        mController.mUsbConnectionListener.onUsbStylusConnectionChanged(
+                mock(UsbDevice.class), true);
+
+        assertNull(mScreen.findPreference(mController.getPreferenceKey()));
+    }
+
+    @Test
+    public void hasUsbStylusFirmwareUpdateFeature_featurePresent_true() {
+        when(mFeatureFactory.getStylusFeatureProvider()
+                .isUsbFirmwareUpdateEnabled(any())).thenReturn(true);
+        attachUsbDevice();
+
+        assertTrue(StylusUsbFirmwareController
+                .hasUsbStylusFirmwareUpdateFeature(mock(UsbDevice.class)));
+    }
+
+    @Test
+    public void hasUsbStylusFirmwareUpdateFeature_featureNotPresent_false() {
+        when(mFeatureFactory.getStylusFeatureProvider()
+                .isUsbFirmwareUpdateEnabled(any())).thenReturn(false);
+        attachUsbDevice();
+
+        assertFalse(StylusUsbFirmwareController
+                .hasUsbStylusFirmwareUpdateFeature(mock(UsbDevice.class)));
+    }
+
+    private void attachUsbDevice() {
+        when(mContext.getSystemService(UsbManager.class)).thenReturn(mUsbManager);
+        HashMap<String, UsbDevice> deviceList = new HashMap<>();
+        deviceList.put("0", mock(UsbDevice.class));
+        when(mUsbManager.getDeviceList()).thenReturn(deviceList);
+    }
+
+    private void enableFullStylusFeature() {
+        when(mFeatureFactory.getStylusFeatureProvider()
+                .isUsbFirmwareUpdateEnabled(any())).thenReturn(true);
+        when(mFeatureFactory.getStylusFeatureProvider()
+                .getUsbFirmwareUpdatePreferences(any()))
+                .thenReturn(Collections.singletonList(mock(Preference.class)));
+    }
+}

tests/robotests/src/com/android/settings/connecteddevice/stylus/UsbStylusBroadcastReceiverTest.java

@@ -0,0 +1,98 @@
+/*
+ * Copyright (C) 2023 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 com.android.settings.connecteddevice.stylus;
+
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.verifyNoMoreInteractions;
+import static org.mockito.Mockito.when;
+
+import android.content.Context;
+import android.content.Intent;
+import android.hardware.usb.UsbDevice;
+import android.hardware.usb.UsbManager;
+
+import com.android.settings.testutils.FakeFeatureFactory;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+import org.robolectric.RobolectricTestRunner;
+import org.robolectric.RuntimeEnvironment;
+
+@RunWith(RobolectricTestRunner.class)
+public class UsbStylusBroadcastReceiverTest {
+    private Context mContext;
+    private UsbStylusBroadcastReceiver mReceiver;
+    private FakeFeatureFactory mFeatureFactory;
+    @Mock
+    private UsbStylusBroadcastReceiver.UsbStylusConnectionListener mListener;
+
+    @Before
+    public void setUp() {
+        MockitoAnnotations.initMocks(this);
+
+        mContext = RuntimeEnvironment.application;
+        mReceiver = new UsbStylusBroadcastReceiver(mContext, mListener);
+        mFeatureFactory = FakeFeatureFactory.setupForTest();
+    }
+
+    @Test
+    public void onReceive_usbDeviceAttachedStylus_invokeCallback() {
+        when(mFeatureFactory.mStylusFeatureProvider.isUsbFirmwareUpdateEnabled(any()))
+                .thenReturn(true);
+        final UsbDevice usbDevice = mock(UsbDevice.class);
+        final Intent intent = new Intent();
+        intent.setAction(UsbManager.ACTION_USB_DEVICE_ATTACHED);
+        intent.putExtra(UsbManager.EXTRA_DEVICE, usbDevice);
+
+        mReceiver.onReceive(mContext, intent);
+
+        verify(mListener).onUsbStylusConnectionChanged(usbDevice, true);
+    }
+
+    @Test
+    public void onReceive_usbDeviceDetachedStylus_invokeCallback() {
+        when(mFeatureFactory.mStylusFeatureProvider.isUsbFirmwareUpdateEnabled(any()))
+                .thenReturn(true);
+        final UsbDevice usbDevice = mock(UsbDevice.class);
+        final Intent intent = new Intent();
+        intent.setAction(UsbManager.ACTION_USB_DEVICE_DETACHED);
+        intent.putExtra(UsbManager.EXTRA_DEVICE, usbDevice);
+
+        mReceiver.onReceive(mContext, intent);
+
+        verify(mListener).onUsbStylusConnectionChanged(usbDevice, false);
+    }
+
+    @Test
+    public void onReceive_usbDeviceAttachedNotStylus_doesNotInvokeCallback() {
+        when(mFeatureFactory.mStylusFeatureProvider.isUsbFirmwareUpdateEnabled(any()))
+                .thenReturn(false);
+        final UsbDevice usbDevice = mock(UsbDevice.class);
+        final Intent intent = new Intent();
+        intent.setAction(UsbManager.ACTION_USB_DEVICE_ATTACHED);
+        intent.putExtra(UsbManager.EXTRA_DEVICE, usbDevice);
+
+        mReceiver.onReceive(mContext, intent);
+
+        verifyNoMoreInteractions(mListener);
+    }
+}

tests/robotests/src/com/android/settings/notification/VolumeSeekBarPreferenceTest.java

@@ -17,62 +17,81 @@
 package com.android.settings.notification;
 
 import static org.mockito.ArgumentMatchers.anyInt;
+import static org.mockito.ArgumentMatchers.eq;
 import static org.mockito.Mockito.doCallRealMethod;
 import static org.mockito.Mockito.never;
 import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;
 
 import android.content.Context;
+import android.content.res.Configuration;
+import android.content.res.Resources;
 import android.media.AudioManager;
+import android.os.LocaleList;
 import android.preference.SeekBarVolumizer;
 import android.widget.SeekBar;
 
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
+import org.mockito.ArgumentCaptor;
+import org.mockito.Captor;
 import org.mockito.Mock;
 import org.mockito.MockitoAnnotations;
 import org.robolectric.RobolectricTestRunner;
 
+import java.util.Locale;
+
 @RunWith(RobolectricTestRunner.class)
 public class VolumeSeekBarPreferenceTest {
 
     private static final CharSequence CONTENT_DESCRIPTION = "TEST";
+    private static final int STREAM = 5;
     @Mock
     private AudioManager mAudioManager;
     @Mock
     private VolumeSeekBarPreference mPreference;
     @Mock
     private Context mContext;
+
+    @Mock
+    private Resources mRes;
+    @Mock
+    private Configuration mConfig;
     @Mock
     private SeekBar mSeekBar;
+    @Captor
+    private ArgumentCaptor<SeekBarVolumizer.Callback> mSbvc;
     @Mock
     private SeekBarVolumizer mVolumizer;
+    @Mock
+    private SeekBarVolumizerFactory mSeekBarVolumizerFactory;
     private VolumeSeekBarPreference.Listener mListener;
 
     @Before
     public void setUp() {
         MockitoAnnotations.initMocks(this);
         when(mContext.getSystemService(Context.AUDIO_SERVICE)).thenReturn(mAudioManager);
+        when(mSeekBarVolumizerFactory.create(eq(STREAM), eq(null), mSbvc.capture()))
+                .thenReturn(mVolumizer);
+        doCallRealMethod().when(mPreference).setStream(anyInt());
         doCallRealMethod().when(mPreference).updateContentDescription(CONTENT_DESCRIPTION);
         mPreference.mSeekBar = mSeekBar;
         mPreference.mAudioManager = mAudioManager;
-        mPreference.mVolumizer = mVolumizer;
+        mPreference.mSeekBarVolumizerFactory = mSeekBarVolumizerFactory;
         mListener = () -> mPreference.updateContentDescription(CONTENT_DESCRIPTION);
     }
 
     @Test
     public void setStream_shouldSetMinMaxAndProgress() {
-        final int stream = 5;
         final int max = 17;
         final int min = 1;
         final int progress = 4;
-        when(mAudioManager.getStreamMaxVolume(stream)).thenReturn(max);
+        when(mAudioManager.getStreamMaxVolume(STREAM)).thenReturn(max);
-        when(mAudioManager.getStreamMinVolumeInt(stream)).thenReturn(min);
+        when(mAudioManager.getStreamMinVolumeInt(STREAM)).thenReturn(min);
-        when(mAudioManager.getStreamVolume(stream)).thenReturn(progress);
+        when(mAudioManager.getStreamVolume(STREAM)).thenReturn(progress);
-        doCallRealMethod().when(mPreference).setStream(anyInt());
 
-        mPreference.setStream(stream);
+        mPreference.setStream(STREAM);
 
         verify(mPreference).setMax(max);
         verify(mPreference).setMin(min);
@@ -84,6 +103,7 @@ public class VolumeSeekBarPreferenceTest {
         doCallRealMethod().when(mPreference).setListener(mListener);
         doCallRealMethod().when(mPreference).init();
 
+        mPreference.setStream(STREAM);
         mPreference.setListener(mListener);
         mPreference.init();
 
@@ -94,8 +114,69 @@ public class VolumeSeekBarPreferenceTest {
     public void init_listenerNotSet_noException() {
         doCallRealMethod().when(mPreference).init();
 
+        mPreference.setStream(STREAM);
         mPreference.init();
 
         verify(mPreference, never()).updateContentDescription(CONTENT_DESCRIPTION);
     }
+
+    @Test
+    public void init_changeProgress_overrideStateDescriptionCalled() {
+        final int progress = 4;
+        when(mPreference.formatStateDescription(progress)).thenReturn(CONTENT_DESCRIPTION);
+        doCallRealMethod().when(mPreference).init();
+
+        mPreference.setStream(STREAM);
+        mPreference.init();
+
+        verify(mSeekBarVolumizerFactory).create(eq(STREAM), eq(null), mSbvc.capture());
+
+        mSbvc.getValue().onProgressChanged(mSeekBar, 4, true);
+
+        verify(mPreference).overrideSeekBarStateDescription(CONTENT_DESCRIPTION);
+    }
+
+    @Test
+    public void init_changeProgress_stateDescriptionValueUpdated() {
+        final int max = 17;
+        final int min = 1;
+        int progress = 4;
+        when(mAudioManager.getStreamMaxVolume(STREAM)).thenReturn(max);
+        when(mAudioManager.getStreamMinVolumeInt(STREAM)).thenReturn(min);
+        when(mAudioManager.getStreamVolume(STREAM)).thenReturn(progress);
+        when(mPreference.getMin()).thenReturn(min);
+        when(mPreference.getMax()).thenReturn(max);
+        when(mPreference.getContext()).thenReturn(mContext);
+        when(mContext.getResources()).thenReturn(mRes);
+        when(mRes.getConfiguration()).thenReturn(mConfig);
+        when(mConfig.getLocales()).thenReturn(new LocaleList(Locale.US));
+        doCallRealMethod().when(mPreference).init();
+
+        mPreference.setStream(STREAM);
+        mPreference.init();
+
+        // On progress change, Round down the percent to match it with what the talkback says.
+        // (b/285458191)
+        // when progress is 4, the percent is 0.187. The state description should be set to 18%.
+        testFormatStateDescription(progress, "18%");
+
+        progress = 6;
+
+        // when progress is 6, the percent is 0.3125. The state description should be set to 31%.
+        testFormatStateDescription(progress, "31%");
+
+        progress = 7;
+
+        // when progress is 7, the percent is 0.375. The state description should be set to 37%.
+        testFormatStateDescription(progress, "37%");
+    }
+
+    private void testFormatStateDescription(int progress, String expected) {
+        doCallRealMethod().when(mPreference).formatStateDescription(progress);
+        doCallRealMethod().when(mPreference).getPercent(progress);
+
+        mSbvc.getValue().onProgressChanged(mSeekBar, progress, true);
+
+        verify(mPreference).overrideSeekBarStateDescription(expected);
+    }
 }

tests/robotests/src/com/android/settings/testutils/FakeFeatureFactory.java

@@ -29,6 +29,7 @@ import com.android.settings.aware.AwareFeatureProvider;
 import com.android.settings.biometrics.face.FaceFeatureProvider;
 import com.android.settings.biometrics2.factory.BiometricsRepositoryProvider;
 import com.android.settings.bluetooth.BluetoothFeatureProvider;
+import com.android.settings.connecteddevice.stylus.StylusFeatureProvider;
 import com.android.settings.dashboard.DashboardFeatureProvider;
 import com.android.settings.dashboard.suggestions.SuggestionFeatureProvider;
 import com.android.settings.deviceinfo.hardwareinfo.HardwareInfoFeatureProvider;
@@ -97,6 +98,7 @@ public class FakeFeatureFactory extends FeatureFactory {
     public AdvancedVpnFeatureProvider mAdvancedVpnFeatureProvider;
     public WifiFeatureProvider mWifiFeatureProvider;
     public KeyboardSettingsFeatureProvider mKeyboardSettingsFeatureProvider;
+    public StylusFeatureProvider mStylusFeatureProvider;
 
     /**
      * Call this in {@code @Before} method of the test class to use fake factory.
@@ -150,6 +152,7 @@ public class FakeFeatureFactory extends FeatureFactory {
         mAdvancedVpnFeatureProvider = mock(AdvancedVpnFeatureProvider.class);
         mWifiFeatureProvider = mock(WifiFeatureProvider.class);
         mKeyboardSettingsFeatureProvider = mock(KeyboardSettingsFeatureProvider.class);
+        mStylusFeatureProvider = mock(StylusFeatureProvider.class);
     }
 
     @Override
@@ -311,4 +314,9 @@ public class FakeFeatureFactory extends FeatureFactory {
     public KeyboardSettingsFeatureProvider getKeyboardSettingsFeatureProvider() {
         return mKeyboardSettingsFeatureProvider;
     }
+
+    @Override
+    public StylusFeatureProvider getStylusFeatureProvider() {
+        return mStylusFeatureProvider;
+    }
 }

tests/spa_unit/src/com/android/settings/testutils/FakeFeatureFactory.kt

@@ -25,6 +25,7 @@ import com.android.settings.aware.AwareFeatureProvider
 import com.android.settings.biometrics.face.FaceFeatureProvider
 import com.android.settings.biometrics2.factory.BiometricsRepositoryProvider
 import com.android.settings.bluetooth.BluetoothFeatureProvider
+import com.android.settings.connecteddevice.stylus.StylusFeatureProvider
 import com.android.settings.dashboard.DashboardFeatureProvider
 import com.android.settings.dashboard.suggestions.SuggestionFeatureProvider
 import com.android.settings.deviceinfo.hardwareinfo.HardwareInfoFeatureProvider
@@ -190,4 +191,8 @@ class FakeFeatureFactory : FeatureFactory() {
     override fun getKeyboardSettingsFeatureProvider(): KeyboardSettingsFeatureProvider {
         TODO("Not yet implemented")
     }
+
+    override fun getStylusFeatureProvider(): StylusFeatureProvider {
+        TODO("Not yet implemented")
+    }
 }

tests/unit/src/com/android/settings/testutils/FakeFeatureFactory.java

@@ -27,6 +27,7 @@ import com.android.settings.aware.AwareFeatureProvider;
 import com.android.settings.biometrics.face.FaceFeatureProvider;
 import com.android.settings.biometrics2.factory.BiometricsRepositoryProvider;
 import com.android.settings.bluetooth.BluetoothFeatureProvider;
+import com.android.settings.connecteddevice.stylus.StylusFeatureProvider;
 import com.android.settings.dashboard.DashboardFeatureProvider;
 import com.android.settings.dashboard.suggestions.SuggestionFeatureProvider;
 import com.android.settings.deviceinfo.hardwareinfo.HardwareInfoFeatureProvider;
@@ -92,6 +93,7 @@ public class FakeFeatureFactory extends FeatureFactory {
     public AdvancedVpnFeatureProvider mAdvancedVpnFeatureProvider;
     public WifiFeatureProvider mWifiFeatureProvider;
     public KeyboardSettingsFeatureProvider mKeyboardSettingsFeatureProvider;
+    public StylusFeatureProvider mStylusFeatureProvider;
 
     /**
      * Call this in {@code @Before} method of the test class to use fake factory.
@@ -136,6 +138,7 @@ public class FakeFeatureFactory extends FeatureFactory {
         mAdvancedVpnFeatureProvider = mock(AdvancedVpnFeatureProvider.class);
         mWifiFeatureProvider = mock(WifiFeatureProvider.class);
         mKeyboardSettingsFeatureProvider = mock(KeyboardSettingsFeatureProvider.class);
+        mStylusFeatureProvider = mock(StylusFeatureProvider.class);
     }
 
     @Override
@@ -297,4 +300,9 @@ public class FakeFeatureFactory extends FeatureFactory {
     public KeyboardSettingsFeatureProvider getKeyboardSettingsFeatureProvider() {
         return mKeyboardSettingsFeatureProvider;
     }
+
+    @Override
+    public StylusFeatureProvider getStylusFeatureProvider() {
+        return mStylusFeatureProvider;
+    }
 }