def test_all_combinations_zero_padded():
import itertools
cards = range(5)
inputs = range(1, 15)
outputs = range(1, 49)
for card, in_port, out_port in itertools.product(cards, inputs,
outputs):
padded = f'{card:01d}{in_port:02d}{out_port:02d}'
assert {(in_port, out_port)} == KeysightB220X.parse_channel_list(
padded)
def uut():
try:
resource_name = 'insert_Keysight_B2200_VISA_resource_name_here'
instance = KeysightB220X('switch_matrix', address=resource_name)
except (ValueError, VisaIOError):
# Either there is no VISA lib installed or there was no real
# instrument found at the specified address => use simulated instrument
import qcodes.instrument.sims as sims
path_to_yaml = sims.__file__.replace('__init__.py',
'keysight_b220x.yaml')
instance = KeysightB220X('switch_matrix',
address='GPIB::1::INSTR',
visalib=path_to_yaml + '@sim')
instance.get_status()
instance.clear_status()
instance.reset()
yield instance
instance.close()
def test_parse_channel_list():
channel_list = '(@10101,10202)'
assert {(1, 1), (2, 2)} == KeysightB220X.parse_channel_list(
channel_list)