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Commit d69e3534 authored by Kyunglyul Hyun's avatar Kyunglyul Hyun Committed by Automerger Merge Worker
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Merge "mcp: Fix NPE from getMediaStateChar" am: 2ecced65 am: e1810e60 am:... 

Merge "mcp: Fix NPE from getMediaStateChar" am: 2ecced65 am: e1810e60 am: 69c5c6b4 am: ba2f791b

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/1932799

Change-Id: I4e8381eaa35db254351507a95f67771a87695aee
parents b6c58b68 ba2f791b

android/app/src/com/android/bluetooth/mcp/MediaControlGattService.java

+8 −2
Original line number Diff line number Diff line
@@ -995,14 +995,20 @@ public class MediaControlGattService implements MediaControlGattServiceInterface 
        }

    }



    private int getMediaStateChar() {

    @VisibleForTesting

    int getMediaStateChar() {

        if (!isFeatureSupported(ServiceFeature.MEDIA_STATE)) return MediaState.INACTIVE.getValue();



        BluetoothGattCharacteristic stateChar =

                mCharacteristics.get(CharId.MEDIA_STATE);



        if (stateChar.getValue() != null) {

            return stateChar.getIntValue(BluetoothGattCharacteristic.FORMAT_UINT8, 0);

        }



        return MediaState.INACTIVE.getValue();

    }



    @VisibleForTesting

    void updateMediaStateChar(int state) {

        if (DBG) {

android/app/tests/unit/src/com/android/bluetooth/mcp/MediaControlGattServiceTest.java

+21 −0
Original line number Diff line number Diff line
@@ -1158,4 +1158,25 @@ public class MediaControlGattServiceTest { 
        state_map.put(PlayerStateField.PLAYER_NAME, player_name);

        mMcpService.updatePlayerState(state_map);

    }



    @Test

    public void testUpdatePlayerStateFromNullStateChar() {

        BluetoothGattService service = initAllFeaturesGattService();



        BluetoothGattCharacteristic characteristic =

                service.getCharacteristic(MediaControlGattService.UUID_MEDIA_STATE);

        Assert.assertNotNull(characteristic);

        byte[] nullBytes = null;

        characteristic.setValue(nullBytes);



        prepareConnectedDevice();

        doReturn(BluetoothDevice.ACCESS_ALLOWED)

                .when(mMockMcpService)

                .getDeviceAuthorization(any(BluetoothDevice.class));



        Map<PlayerStateField, Object> state_map = new HashMap<>();

        MediaState playback_state = MediaState.SEEKING;

        state_map.put(PlayerStateField.PLAYBACK_STATE, playback_state);

        mMcpService.updatePlayerState(state_map);

    }

}