### Question:
AuthenticationInsight implements Parcelable { public String getRegulationEnvironment() { return mRegulationEnvironment; } AuthenticationInsight(); private  AuthenticationInsight(Parcel in); String getRegulationEnvironment(); @Override int describeContents(); @Override void writeToParcel(Parcel dest, int flags); static final Creator<AuthenticationInsight> CREATOR; }### Answer:
@Test public void createFromParcel_withNullRegulationEnvironment_setsRegulationEnvironmentToUnknown() { AuthenticationInsight insight = AuthenticationInsight.CREATOR.createFromParcel(Parcel.obtain()); assertEquals(null, insight.getRegulationEnvironment()); }