shadows/framework/src/main/java/org/robolectric/shadows/ShadowUserManager.java
public void addProfile(
      int userHandle, int profileUserHandle, String profileName, int profileFlags) {
    profiles.putIfAbsent(userHandle, new ArrayList<>());
    profiles.get(userHandle).add(new UserInfo(profileUserHandle, profileName, profileFlags));
  }
public void addProfile(
      int userHandle, int profileUserHandle, String profileName, int profileFlags) {
    profiles.putIfAbsent(userHandle, new ArrayList<>());
    profiles.get(userHandle).add(new UserInfo(profileUserHandle, profileName, profileFlags));
  }
Add a profile to be returned by {@link #getProfiles(int)}.*