def test_wifi_when_raise_error():
c = DummyRadioControl(raise_error=Exception)
with pytest.raises(Exception):
c.wifi()
def test_wifi_when_no_arguments_are_passed():
c = DummyRadioControl()
with pytest.raises(ValueError):
c.wifi()
def test_wifi():
result_wifi = True
c = DummyRadioControl(result_wifi=result_wifi)
assert c.wifi() == result_wifi
