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Commit 6a6d3830 authored by Cody Liu's avatar Cody Liu
Browse files

Generate battery info from a disconnected device 

Test: atest CachedBluetoothDeviceTest, BluetoothUtilsTest
Change-Id: I0f130f12a37d1e1ad5816197ddf6c47c8aa2bf69
Flag: com.android.settingslib.flags.fix_battery_level_in_connection_summary
Bug: 396543491
parent 438151b5

packages/SettingsLib/res/values/strings.xml

+11 −0
Original line number Diff line number Diff line
@@ -214,6 +214,17 @@ 
    <string name="bluetooth_battery_level_untethered_left">Left: <xliff:g id="battery_level_as_percentage" example="25%">%1$s</xliff:g> battery</string>

    <!-- Connected devices settings. Message when Bluetooth is connected but not in use, showing remote device battery level for the right part of the untethered headset. [CHAR LIMIT=NONE] -->

    <string name="bluetooth_battery_level_untethered_right">Right: <xliff:g id="battery_level_as_percentage" example="25%">%1$s</xliff:g> battery</string>

    <!-- Connected devices settings. Message when bluetooth device is disconnected, showing battery level for the left part of the BATT device. [CHAR LIMIT=NONE] -->

    <string name="bluetooth_battery_level_untethered_case">Case: <xliff:g id="battery_level_as_percentage" example="25%">%1$s</xliff:g> battery</string>

    <!-- Connected devices settings. Message when bluetooth device is discoonected, showing remote device status and battery level for the left part and case of the BATT device. [CHAR LIMIT=NONE] -->

    <string name="bluetooth_battery_level_untethered_left_case">Left: <xliff:g id="battery_level_as_percentage" example="25%">%1$s</xliff:g>, Case: <xliff:g id="battery_level_as_percentage" example="25%">%2$s</xliff:g> battery</string>

    <!-- Connected devices settings. Message when bluetooth device is discoonected, showing remote device status and battery level for the right part and case of the BATT device. [CHAR LIMIT=NONE] -->

    <string name="bluetooth_battery_level_untethered_right_case">Right: <xliff:g id="battery_level_as_percentage" example="25%">%1$s</xliff:g>, Case: <xliff:g id="battery_level_as_percentage" example="25%">%2$s</xliff:g> battery</string>

    <!-- Connected devices settings. Message when bluetooth device is discoonected, showing remote device status and battery level for the left and right parts of the BATT device. [CHAR LIMIT=NONE] -->

    <string name="bluetooth_battery_level_untethered_left_right">Left: <xliff:g id="battery_level_as_percentage" example="25%">%1$s</xliff:g>, Right: <xliff:g id="battery_level_as_percentage" example="25%">%2$s</xliff:g> battery</string>

    <!-- Connected devices settings. Message when bluetooth device is discoonected, showing remote device status and battery level for the left, case, and right parts of the BATT device. [CHAR LIMIT=NONE] -->

    <string name="bluetooth_battery_level_untethered_left_case_right">L: <xliff:g id="battery_level_as_percentage" example="25%">%1$s</xliff:g>, C: <xliff:g id="battery_level_as_percentage" example="25%">%2$s</xliff:g>, R: <xliff:g id="battery_level_as_percentage" example="25%">%3$s</xliff:g> battery</string>



    <!-- Connected devices settings. Message when Bluetooth is connected, showing remote device battery level for the left part of the untethered headset. [CHAR LIMIT=NONE] -->

    <string name="tv_bluetooth_battery_level_untethered_left">Left <xliff:g id="battery_level_as_percentage" example="25%">%1$s</xliff:g></string>

    <!-- Connected devices settings. Message when Bluetooth is connected, showing remote device battery level for the right part of the untethered headset. [CHAR LIMIT=NONE] -->

packages/SettingsLib/src/com/android/settingslib/bluetooth/BluetoothUtils.java

+13 −0
Original line number Diff line number Diff line
@@ -81,6 +81,7 @@ public class BluetoothUtils { 
            "bluetooth_le_audio_sharing_ui_preview_enabled";

    private static final int METADATA_FAST_PAIR_CUSTOMIZED_FIELDS = 25;

    private static final String KEY_HEARABLE_CONTROL_SLICE = "HEARABLE_CONTROL_SLICE_WITH_WIDTH";

    private static final String KEY_BATTERY_ALL_THE_TIME = "BATT";

    private static final Set<Integer> SA_PROFILES =

            ImmutableSet.of(

                    BluetoothProfile.A2DP, BluetoothProfile.LE_AUDIO);
@@ -562,6 +563,18 @@ public class BluetoothUtils { 
        return getFastPairCustomizedField(bluetoothDevice, KEY_HEARABLE_CONTROL_SLICE);

    }



    /**

     * Check if battery all the time is supported for the given Bluetooth device.

     *

     * @param bluetoothDevice the BluetoothDevice to check

     * @return true if battery all the time is supported, false otherwise

     */

    public static boolean isBatteryAllTheTimeSupported(@Nullable BluetoothDevice bluetoothDevice) {

        String value = getFastPairCustomizedField(bluetoothDevice, KEY_BATTERY_ALL_THE_TIME);

        Log.d(TAG, "Is BATT supported: " + value);

        return Boolean.parseBoolean(value);

    }



    /**

     * Check if the Bluetooth device is an AvailableMediaBluetoothDevice, which means: 1) currently

     * connected 2) is Hearing Aid or LE Audio OR 3) connected profile matches currentAudioProfile

packages/SettingsLib/src/com/android/settingslib/bluetooth/CachedBluetoothDevice.java

+60 −0
Original line number Diff line number Diff line
@@ -1712,6 +1712,12 @@ public class CachedBluetoothDevice implements Comparable<CachedBluetoothDevice> 
                    stringRes = getHearingDeviceSummaryRes(leftBattery, rightBattery, shortSummary);

                }

            }

        } else if (Flags.fixBatteryLevelInConnectionSummary()

                && BluetoothUtils.isBatteryAllTheTimeSupported(mDevice)) {

            batteryLevelsInfo = getBatteryLevelsInfo();

            if (batteryLevelsInfo != null) {

                return getBatteryAllTheTimeInfo(batteryLevelsInfo);

            }

        }



        if (stringRes == R.string.bluetooth_pairing
@@ -1749,6 +1755,60 @@ public class CachedBluetoothDevice implements Comparable<CachedBluetoothDevice> 
        }

    }



    @VisibleForTesting

    String getBatteryAllTheTimeInfo(BatteryLevelsInfo batteryLevels) {

        Log.d(TAG, "Battery levels: " + batteryLevels);



        final int leftLevel = batteryLevels.getLeftBatteryLevel();

        final int caseLevel = batteryLevels.getCaseBatteryLevel();

        final int rightLevel = batteryLevels.getRightBatteryLevel();



        final boolean isLeftKnown = leftLevel > BluetoothDevice.BATTERY_LEVEL_UNKNOWN;

        final boolean isCaseKnown = caseLevel > BluetoothDevice.BATTERY_LEVEL_UNKNOWN;

        final boolean isRightKnown = rightLevel > BluetoothDevice.BATTERY_LEVEL_UNKNOWN;



        // Case 1: All three battery levels are known

        if (isLeftKnown && isCaseKnown && isRightKnown) {

            return mContext.getString(

                    R.string.bluetooth_battery_level_untethered_left_case_right,

                    Utils.formatPercentage(leftLevel),

                    Utils.formatPercentage(caseLevel),

                    Utils.formatPercentage(rightLevel));

        }



        // Case 2: Two battery levels are known

        if (isLeftKnown && isCaseKnown) {

            return mContext.getString(R.string.bluetooth_battery_level_untethered_left_case,

                    Utils.formatPercentage(leftLevel),

                    Utils.formatPercentage(caseLevel));

        }

        if (isLeftKnown && isRightKnown) {

            return mContext.getString(R.string.bluetooth_battery_level_untethered_left_right,

                    Utils.formatPercentage(leftLevel),

                    Utils.formatPercentage(rightLevel));

        }

        if (isCaseKnown && isRightKnown) {

            return mContext.getString(R.string.bluetooth_battery_level_untethered_right_case,

                    Utils.formatPercentage(rightLevel), // Assuming R.string expects right then case

                    Utils.formatPercentage(caseLevel));

        }



        // Case 3: Only one battery level is known

        if (isLeftKnown) {

            return mContext.getString(R.string.bluetooth_battery_level_untethered_left,

                    Utils.formatPercentage(leftLevel));

        }

        if (isCaseKnown) {

            return mContext.getString(R.string.bluetooth_battery_level_untethered_case,

                    Utils.formatPercentage(caseLevel));

        }

        if (isRightKnown) {

            return mContext.getString(R.string.bluetooth_battery_level_untethered_right,

                    Utils.formatPercentage(rightLevel));

        }

        return "";

    }



    /**

     * Returns the battery levels of all components of the bluetooth device. If no battery info is

     * available then returns null.

packages/SettingsLib/tests/robotests/src/com/android/settingslib/bluetooth/BluetoothUtilsTest.java

+83 −0
Original line number Diff line number Diff line
@@ -318,6 +318,89 @@ public class BluetoothUtilsTest { 
                .isEqualTo(STRING_METADATA);

    }



    @Test

    public void isBatteryAllTheTimeSupported_nullDevice_returnsFalse() {

        assertFalse(BluetoothUtils.isBatteryAllTheTimeSupported(null));

    }



    @Test

    public void isBatteryAllTheTimeSupported_noMetadata_returnsFalse() {

        when(mBluetoothDevice.getMetadata(METADATA_FAST_PAIR_CUSTOMIZED_FIELDS))

                .thenReturn(null);



        assertFalse(BluetoothUtils.isBatteryAllTheTimeSupported(mBluetoothDevice));

    }



    @Test

    public void isBatteryAllTheTimeSupported_emptyMetadataString_returnsFalse() {

        when(mBluetoothDevice.getMetadata(METADATA_FAST_PAIR_CUSTOMIZED_FIELDS))

                .thenReturn("".getBytes());



        assertFalse(BluetoothUtils.isBatteryAllTheTimeSupported(mBluetoothDevice));

    }



    @Test

    public void isBatteryAllTheTimeSupported_metadataWithoutBattTag_returnsFalse() {

        String metadata = "<OTHERTAG>someValue</OTHERTAG>";

        when(mBluetoothDevice.getMetadata(METADATA_FAST_PAIR_CUSTOMIZED_FIELDS))

                .thenReturn(metadata.getBytes());



        assertFalse(BluetoothUtils.isBatteryAllTheTimeSupported(mBluetoothDevice));

    }



    @Test

    public void isBatteryAllTheTimeSupported_metadataWithBattTagTrue_returnsTrue() {

        String metadata = "<BATT>true</BATT>";

        when(mBluetoothDevice.getMetadata(METADATA_FAST_PAIR_CUSTOMIZED_FIELDS))

                .thenReturn(metadata.getBytes());



        assertTrue(BluetoothUtils.isBatteryAllTheTimeSupported(mBluetoothDevice));

    }



    @Test

    public void isBatteryAllTheTimeSupported_metadataWithBattTagTRUECaseInsensitive_returnsTrue() {

        String metadata = "<BATT>TRUE</BATT>";

        when(mBluetoothDevice.getMetadata(METADATA_FAST_PAIR_CUSTOMIZED_FIELDS))

                .thenReturn(metadata.getBytes());



        assertTrue(BluetoothUtils.isBatteryAllTheTimeSupported(mBluetoothDevice));

    }



    @Test

    public void isBatteryAllTheTimeSupported_metadataWithBattTagFalse_returnsFalse() {

        String metadata = "<BATT>false</BATT>";

        when(mBluetoothDevice.getMetadata(METADATA_FAST_PAIR_CUSTOMIZED_FIELDS))

                .thenReturn(metadata.getBytes());



        assertFalse(BluetoothUtils.isBatteryAllTheTimeSupported(mBluetoothDevice));

    }



    @Test

    public void isBatteryAllTheTimeSupported_metadataWithBattTagEmptyValue_returnsFalse() {

        String metadata = "<BATT></BATT>";

        when(mBluetoothDevice.getMetadata(METADATA_FAST_PAIR_CUSTOMIZED_FIELDS))

                .thenReturn(metadata.getBytes());



        assertFalse(BluetoothUtils.isBatteryAllTheTimeSupported(mBluetoothDevice));

    }



    @Test

    public void isBatteryAllTheTimeSupported_metadataWithBattTagOtherString_returnsFalse() {

        String metadata = "<BATT>someOtherValue</BATT>";

        when(mBluetoothDevice.getMetadata(METADATA_FAST_PAIR_CUSTOMIZED_FIELDS))

                .thenReturn(metadata.getBytes());



        assertFalse(BluetoothUtils.isBatteryAllTheTimeSupported(mBluetoothDevice));

    }



    @Test

    public void isBatteryAllTheTimeSupported_metadataWithBattTagAndOtherTags_returnsTrue() {

        String metadata = "<OTHER>info</OTHER><BATT>true</BATT><MORE>data</MORE>";

        when(mBluetoothDevice.getMetadata(METADATA_FAST_PAIR_CUSTOMIZED_FIELDS))

                .thenReturn(metadata.getBytes());



        assertTrue(BluetoothUtils.isBatteryAllTheTimeSupported(mBluetoothDevice));

    }

    @Test

    public void isAdvancedDetailsHeader_untetheredHeadset_returnTrue() {

        when(mBluetoothDevice.getMetadata(BluetoothDevice.METADATA_IS_UNTETHERED_HEADSET))

packages/SettingsLib/tests/robotests/src/com/android/settingslib/bluetooth/CachedBluetoothDeviceTest.java

+262 −0
Original line number Diff line number Diff line
@@ -52,6 +52,7 @@ import android.util.LruCache; 
import android.view.InputDevice;



import com.android.settingslib.R;

import com.android.settingslib.Utils;

import com.android.settingslib.media.flags.Flags;

import com.android.settingslib.testutils.shadow.ShadowBluetoothAdapter;

import com.android.settingslib.utils.ThreadUtils;
@@ -89,6 +90,10 @@ public class CachedBluetoothDeviceTest { 
    private static final String MAIN_BATTERY = "80";

    private static final String TEMP_BOND_METADATA =

            "<TEMP_BOND_TYPE>le_audio_sharing</TEMP_BOND_TYPE>";

    private static final String BATTERY_ALL_THE_TIME_METADATA_SUPPORTED =

            "<BATT>true</BATT>";

    private static final String BATTERY_ALL_THE_TIME_METADATA_NOT_SUPPORTED =

            "<BATT>false</BATT>";

    private static final short RSSI_1 = 10;

    private static final short RSSI_2 = 11;

    private static final boolean JUSTDISCOVERED_1 = true;
@@ -2631,6 +2636,263 @@ public class CachedBluetoothDeviceTest { 
        verify(mBluetoothAdapter).addOnMetadataChangedListener(eq(mSubDevice), any(), any());

    }



    @Test

    public void getBatteryAllTheTimeInfo_allKnown_returnsAllThree() {

        // Arrange

        BatteryLevelsInfo batteryLevelsInfo = new BatteryLevelsInfo(

                50,

                60,

                70,

                BluetoothDevice.BATTERY_LEVEL_UNKNOWN

        );

        String expectedSummary = mContext.getString(

                R.string.bluetooth_battery_level_untethered_left_case_right,

                Utils.formatPercentage(50),

                Utils.formatPercentage(70),

                Utils.formatPercentage(60));



        // Act

        String actualSummary = mCachedDevice.getBatteryAllTheTimeInfo(batteryLevelsInfo);



        // Assert

        assertThat(actualSummary).isEqualTo(expectedSummary);

    }



    @Test

    public void getBatteryAllTheTimeInfo_leftAndCaseKnown_returnsLeftAndCase() {

        // Arrange

        BatteryLevelsInfo batteryLevelsInfo = new BatteryLevelsInfo(

                50,

                BluetoothDevice.BATTERY_LEVEL_UNKNOWN,

                70,

                BluetoothDevice.BATTERY_LEVEL_UNKNOWN

        );

        String expectedSummary = mContext.getString(

                R.string.bluetooth_battery_level_untethered_left_case,

                Utils.formatPercentage(50),

                Utils.formatPercentage(70));



        // Act

        String actualSummary = mCachedDevice.getBatteryAllTheTimeInfo(batteryLevelsInfo);



        // Assert

        assertThat(actualSummary).isEqualTo(expectedSummary);

    }



    @Test

    public void getBatteryAllTheTimeInfo_leftAndRightKnown_returnsLeftAndRight() {

        // Arrange

        BatteryLevelsInfo batteryLevelsInfo = new BatteryLevelsInfo(

                50,

                60,

                BluetoothDevice.BATTERY_LEVEL_UNKNOWN,

                BluetoothDevice.BATTERY_LEVEL_UNKNOWN

        );

        String expectedSummary = mContext.getString(

                R.string.bluetooth_battery_level_untethered_left_right,

                Utils.formatPercentage(50),

                Utils.formatPercentage(60));



        // Act

        String actualSummary = mCachedDevice.getBatteryAllTheTimeInfo(batteryLevelsInfo);



        // Assert

        assertThat(actualSummary).isEqualTo(expectedSummary);

    }



    @Test

    public void getBatteryAllTheTimeInfo_rightAndCaseKnown_returnsRightAndCase() {

        // Arrange

        BatteryLevelsInfo batteryLevelsInfo = new BatteryLevelsInfo(

                BluetoothDevice.BATTERY_LEVEL_UNKNOWN,

                60,

                70,

                BluetoothDevice.BATTERY_LEVEL_UNKNOWN

        );

        String expectedSummary = mContext.getString(

                R.string.bluetooth_battery_level_untethered_right_case,

                Utils.formatPercentage(60),

                Utils.formatPercentage(70));



        // Act

        String actualSummary = mCachedDevice.getBatteryAllTheTimeInfo(batteryLevelsInfo);



        // Assert

        assertThat(actualSummary).isEqualTo(expectedSummary);

    }



    @Test

    public void getBatteryAllTheTimeInfo_onlyLeftKnown_returnsLeft() {

        // Arrange

        BatteryLevelsInfo batteryLevelsInfo = new BatteryLevelsInfo(

                50,

                BluetoothDevice.BATTERY_LEVEL_UNKNOWN,

                BluetoothDevice.BATTERY_LEVEL_UNKNOWN,

                BluetoothDevice.BATTERY_LEVEL_UNKNOWN

        );

        String expectedSummary = mContext.getString(

                R.string.bluetooth_battery_level_untethered_left,

                Utils.formatPercentage(50));



        // Act

        String actualSummary = mCachedDevice.getBatteryAllTheTimeInfo(batteryLevelsInfo);



        // Assert

        assertThat(actualSummary).isEqualTo(expectedSummary);

    }



    @Test

    public void getBatteryAllTheTimeInfo_onlyCaseKnown_returnsCase() {

        // Arrange

        BatteryLevelsInfo batteryLevelsInfo = new BatteryLevelsInfo(

                BluetoothDevice.BATTERY_LEVEL_UNKNOWN,

                BluetoothDevice.BATTERY_LEVEL_UNKNOWN,

                70,

                BluetoothDevice.BATTERY_LEVEL_UNKNOWN

        );

        String expectedSummary = mContext.getString(

                R.string.bluetooth_battery_level_untethered_case,

                Utils.formatPercentage(70));



        // Act

        String actualSummary = mCachedDevice.getBatteryAllTheTimeInfo(batteryLevelsInfo);



        // Assert

        assertThat(actualSummary).isEqualTo(expectedSummary);

    }



    @Test

    public void getBatteryAllTheTimeInfo_onlyRightKnown_returnsRight() {

        // Arrange

        BatteryLevelsInfo batteryLevelsInfo = new BatteryLevelsInfo(

                BluetoothDevice.BATTERY_LEVEL_UNKNOWN,

                60,

                BluetoothDevice.BATTERY_LEVEL_UNKNOWN,

                BluetoothDevice.BATTERY_LEVEL_UNKNOWN

        );

        String expectedSummary = mContext.getString(

                R.string.bluetooth_battery_level_untethered_right,

                Utils.formatPercentage(60));



        // Act

        String actualSummary = mCachedDevice.getBatteryAllTheTimeInfo(batteryLevelsInfo);



        // Assert

        assertThat(actualSummary).isEqualTo(expectedSummary);

    }



    @Test

    public void getBatteryAllTheTimeInfo_allUnknown_returnsEmptyString() {

        // Arrange

        BatteryLevelsInfo batteryLevelsInfo = new BatteryLevelsInfo(

                BluetoothDevice.BATTERY_LEVEL_UNKNOWN,

                BluetoothDevice.BATTERY_LEVEL_UNKNOWN,

                BluetoothDevice.BATTERY_LEVEL_UNKNOWN,

                BluetoothDevice.BATTERY_LEVEL_UNKNOWN

        );



        // Act

        String actualSummary = mCachedDevice.getBatteryAllTheTimeInfo(batteryLevelsInfo);



        // Assert

        assertThat(actualSummary).isEmpty();

    }



    @Test

    @EnableFlags(com.android.settingslib.flags.Flags.FLAG_FIX_BATTERY_LEVEL_IN_CONNECTION_SUMMARY)

    public void getConnectionSummary_notConnectedWithAllTimeBattery_returnsAllTimeBatteryInfo() {

        // Arrange: device is not connected, supports battery all the time, and has battery info

        updateProfileStatus(mPanProfile, BluetoothProfile.STATE_DISCONNECTED);

        when(mDevice.getMetadata(METADATA_FAST_PAIR_CUSTOMIZED_FIELDS))

                .thenReturn(BATTERY_ALL_THE_TIME_METADATA_SUPPORTED.getBytes());

        when(mDevice.getMetadata(BluetoothDevice.METADATA_IS_UNTETHERED_HEADSET)).thenReturn(

                "true".getBytes());

        when(mDevice.getMetadata(BluetoothDevice.METADATA_UNTETHERED_LEFT_BATTERY)).thenReturn(

                "50".getBytes());

        when(mDevice.getMetadata(BluetoothDevice.METADATA_UNTETHERED_RIGHT_BATTERY)).thenReturn(

                "60".getBytes());

        when(mDevice.getMetadata(BluetoothDevice.METADATA_UNTETHERED_CASE_BATTERY)).thenReturn(

                "70".getBytes());

        String expectedSummary = mContext.getString(

                R.string.bluetooth_battery_level_untethered_left_case_right,

                Utils.formatPercentage(50),

                Utils.formatPercentage(70),

                Utils.formatPercentage(60));



        // Act

        CharSequence summary = mCachedDevice.getConnectionSummary();



        // Assert

        assertThat(summary.toString()).isEqualTo(expectedSummary);

    }



    @Test

    @EnableFlags(com.android.settingslib.flags.Flags.FLAG_FIX_BATTERY_LEVEL_IN_CONNECTION_SUMMARY)

    public void getConnectionSummary_connectedWithAllTimeBattery_returnsStandardSummary() {

        // Arrange

        updateProfileStatus(mLeAudioProfile, BluetoothProfile.STATE_CONNECTED);

        String expectedSummary = mContext.getString(

                R.string.bluetooth_battery_level_untethered, "50%", "60%");

        when(mDevice.getMetadata(METADATA_FAST_PAIR_CUSTOMIZED_FIELDS))

                .thenReturn(BATTERY_ALL_THE_TIME_METADATA_SUPPORTED.getBytes());

        when(mDevice.getMetadata(BluetoothDevice.METADATA_IS_UNTETHERED_HEADSET)).thenReturn(

                "true".getBytes());

        when(mDevice.getMetadata(BluetoothDevice.METADATA_UNTETHERED_LEFT_BATTERY)).thenReturn(

                "50".getBytes());

        when(mDevice.getMetadata(BluetoothDevice.METADATA_UNTETHERED_RIGHT_BATTERY)).thenReturn(

                "60".getBytes());

        when(mDevice.getMetadata(BluetoothDevice.METADATA_UNTETHERED_CASE_BATTERY)).thenReturn(

                "70".getBytes());



        // Act

        CharSequence summary = mCachedDevice.getConnectionSummary();



        // Assert

        assertThat(summary.toString()).isEqualTo(expectedSummary);

    }



    @Test

    @EnableFlags(com.android.settingslib.flags.Flags.FLAG_FIX_BATTERY_LEVEL_IN_CONNECTION_SUMMARY)

    public void getConnectionSummary_notConnectedAndNotSupportAllTimeBattery_returnsNull() {

        // Arrange

        when(mCachedDevice.getProfiles()).thenReturn(new ArrayList<>());

        when(mDevice.isConnected()).thenReturn(false);

        when(mDevice.getMetadata(METADATA_FAST_PAIR_CUSTOMIZED_FIELDS))

                .thenReturn(BATTERY_ALL_THE_TIME_METADATA_NOT_SUPPORTED.getBytes());

        when(mDevice.getMetadata(BluetoothDevice.METADATA_IS_UNTETHERED_HEADSET)).thenReturn(

                "true".getBytes());

        when(mDevice.getMetadata(BluetoothDevice.METADATA_UNTETHERED_LEFT_BATTERY)).thenReturn(

                "50".getBytes());

        when(mDevice.getMetadata(BluetoothDevice.METADATA_UNTETHERED_RIGHT_BATTERY)).thenReturn(

                "60".getBytes());

        when(mDevice.getMetadata(BluetoothDevice.METADATA_UNTETHERED_CASE_BATTERY)).thenReturn(

                "70".getBytes());





        // Act

        CharSequence summary = mCachedDevice.getConnectionSummary();



        // Assert

        assertThat(summary).isNull();

    }



    @Test

    @EnableFlags(com.android.settingslib.flags.Flags.FLAG_FIX_BATTERY_LEVEL_IN_CONNECTION_SUMMARY)

    public void getConnectionSummary_notConnectedWithAllTimeBatteryButNoLevels_returnsNull() {

        // Arrange

        updateProfileStatus(mPanProfile, BluetoothProfile.STATE_DISCONNECTED);

        when(mDevice.isConnected()).thenReturn(false);

        when(mDevice.getMetadata(METADATA_FAST_PAIR_CUSTOMIZED_FIELDS))

                .thenReturn(BATTERY_ALL_THE_TIME_METADATA_SUPPORTED.getBytes());

        when(mDevice.getMetadata(BluetoothDevice.METADATA_IS_UNTETHERED_HEADSET)).thenReturn(

                "true".getBytes());

        // Act

        CharSequence summary = mCachedDevice.getConnectionSummary();



        // Assert

        assertThat(summary).isNull();

    }



    private void updateProfileStatus(LocalBluetoothProfile profile, int status) {

        doReturn(status).when(profile).getConnectionStatus(mDevice);

        mCachedDevice.onProfileStateChanged(profile, status);