def test_get_vfo(fake_target):
rigctl = RigCtl(fake_target)
rigctl._request = MagicMock()
rigctl._request.return_value = "22"
assert(rigctl.get_vfo() == "22")
def test_get_vfo_error(fake_target):
rigctl = RigCtl(fake_target)
rigctl._request = MagicMock()
rigctl._request.return_value = 22
with pytest.raises(ValueError):
rigctl.get_vfo()
