How to use

setSimCountryIso

method

in

org.robolectric.shadows.ShadowTelephonyManager

public void setSimCountryIso(String simCountryIso) {
 setSimCountryIso(/* subId= */ 0, simCountryIso);
}

@Test
@Config(minSdk = N)
public void shouldGetSimIosWhenSetUsingSlotNumber() {
 String expectedSimIso = "usa";
 int subId = 2;
 shadowOf(telephonyManager).setSimCountryIso(subId, expectedSimIso);
 assertThat(telephonyManager.getSimCountryIso(subId)).isEqualTo(expectedSimIso);
}

public void setSimCountryIso(String simCountryIso) {
 setSimCountryIso(/* subId= */ 0, simCountryIso);
}