shadows/framework/src/main/java/org/robolectric/shadows/ShadowConnectivityManager.java
public void addNetwork(Network network, NetworkInfo networkInfo) {
    ShadowNetwork shadowNetwork = Shadow.extract(network);
    int netId = shadowNetwork.getNetId();
    netIdToNetwork.put(netId, network);
    netIdToNetworkInfo.put(netId, networkInfo);
  }
public void addNetwork(Network network, NetworkInfo networkInfo) {
    ShadowNetwork shadowNetwork = Shadow.extract(network);
    int netId = shadowNetwork.getNetId();
    netIdToNetwork.put(netId, network);
    netIdToNetworkInfo.put(netId, networkInfo);
  }
Adds new {@code network} to the list of all {@link android.net.Network}s.

@param network The network.
@param networkInfo The network info paired with the {@link android.net.Network}.