Merge "Callbacks into phone for IMS feature state should be on main thread"

import java.util.Map;

import java.util.Queue;

import java.util.concurrent.ConcurrentHashMap;

import java.util.concurrent.Executor;

import java.util.concurrent.LinkedBlockingQueue;

import java.util.concurrent.atomic.AtomicInteger;

import java.util.regex.Pattern;

    //***** Constructors

    public ImsPhoneCallTracker(ImsPhone phone) {

        this(phone, phone.getContext().getMainExecutor());

    }

    @VisibleForTesting

    public ImsPhoneCallTracker(ImsPhone phone, Executor executor) {

        this.mPhone = phone;

        mMetrics = TelephonyMetrics.getInstance();

        mVtDataUsageSnapshot = new NetworkStats(currentTime, 1);

        mVtDataUsageUidSnapshot = new NetworkStats(currentTime, 1);

        // Allow the executor to be specified for testing.

        mImsManagerConnector = new ImsManager.Connector(phone.getContext(), phone.getPhoneId(),

                new ImsManager.Connector.Listener() {

                    @Override

                    public void connectionUnavailable() {

                        stopListeningForCalls();

                    }

                });

                }, executor);

        mImsManagerConnector.connect();

    }

import android.telephony.ims.ImsMmTelManager;

import android.telephony.ims.ProvisioningManager;

import android.telephony.ims.stub.ImsConfigImplBase;

import android.test.suitebuilder.annotation.SmallTest;

import androidx.test.filters.SmallTest;

import androidx.test.runner.AndroidJUnit4;

import com.android.ims.ImsConfig;

import com.android.ims.ImsManager;

import org.junit.After;

import org.junit.Before;

import org.junit.Test;

import org.junit.runner.RunWith;

import org.mockito.Mock;

import java.util.Hashtable;

@RunWith(AndroidJUnit4.class)

public class ImsManagerTest extends TelephonyTest {

    private static final String UNSET_PROVISIONED_STRING = "unset";

    private static final boolean ENHANCED_4G_MODE_DEFAULT_VAL = true;

        super.setUp("ImsManagerTest");

        mPhoneId = mPhone.getPhoneId();

        mBundle = mContextFixture.getCarrierConfigBundle();

        // Force MmTelFeatureConnection to create an executor using Looper.myLooper().

        doReturn(null).when(mContext).getMainLooper();

        doReturn(mSubId).when(mSubscriptionController).getSubId(mPhoneId);

        }

        @Override

        public void onLooperPrepared() {

            mCTUT = new ImsPhoneCallTracker(mImsPhone);

            mCTUT = new ImsPhoneCallTracker(mImsPhone, Runnable::run);

            mCTUT.addReasonCodeRemapping(null, "Wifi signal lost.", ImsReasonInfo.CODE_WIFI_LOST);

            mCTUT.addReasonCodeRemapping(501, "Call answered elsewhere.",

                    ImsReasonInfo.CODE_ANSWERED_ELSEWHERE);