Merge "Fallback to QuiescentBluetoothRoute when abandon focus from ActiveBluetoothRoute."

                    if (msg.arg1 == NO_FOCUS) {

                        // Only disconnect audio here instead of routing away from BT entirely.

                        mBluetoothRouteManager.disconnectAudio();

                        reinitialize();

                        transitionTo(mQuiescentBluetoothRoute);

                        mCallAudioManager.notifyAudioOperationsComplete();

                    } else if (msg.arg1 == RINGING_FOCUS

                            && !mBluetoothRouteManager.isInbandRingingEnabled()) {

import java.util.Set;

import static org.junit.Assert.assertEquals;

import static org.junit.Assert.assertFalse;

import static org.junit.Assert.assertNotNull;

import static org.junit.Assert.assertTrue;

import static org.mockito.ArgumentMatchers.eq;

        verify(mockBluetoothRouteManager, atLeastOnce())

                .connectBluetoothAudio(eq(bluetoothDevice1.getAddress()));

        assertTrue(stateMachine.isInActiveState());

        // Switch to inactive, pretending that the call disconnected.

        stateMachine.sendMessageWithSessionInfo(CallAudioRouteStateMachine.SWITCH_FOCUS,

                CallAudioRouteStateMachine.NO_FOCUS);

        waitForHandlerAction(stateMachine.getHandler(), TEST_TIMEOUT);

        // Make sure that we've successfully switched to the quiescent BT route

        assertEquals(CallAudioState.ROUTE_BLUETOOTH,

                stateMachine.getCurrentCallAudioState().getRoute());

        assertFalse(stateMachine.isInActiveState());

    }

    @SmallTest