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import pytest
from pymeasure.test import expected_protocol
from pymeasure.instruments.hp import HP33120A
def test_init():
with expected_protocol(
HP33120A,
[(b'SOUR:VOLT:UNIT VPP', None)],
):
pass # Verify the expected communication.
def test_amplitude_setter():
with expected_protocol(
HP33120A,
[(b'SOUR:VOLT:UNIT VPP', None),
(b'SOUR:VOLT 4', None)],
) as inst:
inst.amplitude = 4
@pytest.mark.parametrize("comm_pairs, value", (
([(b'SOUR:VOLT:UNIT VPP', None),
(b'SOUR:VOLT?', b'+4.00000E+00')],
4.0),
))
def test_amplitude_getter(comm_pairs, value):
with expected_protocol(
HP33120A,
comm_pairs,
) as inst:
assert inst.amplitude == value
@pytest.mark.parametrize("comm_pairs, value", (
([(b'SOUR:VOLT:UNIT VPP', None),
(b'SOUR:VOLT:UNIT?', b'VPP')],
'Vpp'),
))
def test_amplitude_units_getter(comm_pairs, value):
with expected_protocol(
HP33120A,
comm_pairs,
) as inst:
assert inst.amplitude_units == value
def test_burst_count_setter():
with expected_protocol(
HP33120A,
[(b'SOUR:VOLT:UNIT VPP', None),
(b'BM:NCYC 500', None)],
) as inst:
inst.burst_count = 500
@pytest.mark.parametrize("comm_pairs, value", (
([(b'SOUR:VOLT:UNIT VPP', None),
(b'BM:NCYC?', b'+1.00000E+00')],
1.0),
([(b'SOUR:VOLT:UNIT VPP', None),
(b'BM:NCYC?', b'+5.00000E+02')],
500.0),
))
def test_burst_count_getter(comm_pairs, value):
with expected_protocol(
HP33120A,
comm_pairs,
) as inst:
assert inst.burst_count == value
def test_burst_enabled_setter():
with expected_protocol(
HP33120A,
[(b'SOUR:VOLT:UNIT VPP', None),
(b'BM:STATE 1', None)],
) as inst:
inst.burst_enabled = True
@pytest.mark.parametrize("comm_pairs, value", (
([(b'SOUR:VOLT:UNIT VPP', None),
(b'BM:STATE?', b'1')],
True),
([(b'SOUR:VOLT:UNIT VPP', None),
(b'BM:STATE?', b'0')],
False),
))
def test_burst_enabled_getter(comm_pairs, value):
with expected_protocol(
HP33120A,
comm_pairs,
) as inst:
assert inst.burst_enabled == value
def test_burst_phase_setter():
with expected_protocol(
HP33120A,
[(b'SOUR:VOLT:UNIT VPP', None),
(b'BM:PHAS 20', None)],
) as inst:
inst.burst_phase = 20
@pytest.mark.parametrize("comm_pairs, value", (
([(b'SOUR:VOLT:UNIT VPP', None),
(b'BM:PHAS?', b'+0.00000E+00')],
0.0),
([(b'SOUR:VOLT:UNIT VPP', None),
(b'BM:PHAS?', b'+2.00000E+01')],
20.0),
))
def test_burst_phase_getter(comm_pairs, value):
with expected_protocol(
HP33120A,
comm_pairs,
) as inst:
assert inst.burst_phase == value
def test_burst_rate_setter():
with expected_protocol(
HP33120A,
[(b'SOUR:VOLT:UNIT VPP', None),
(b'BM:INT:RATE 250', None)],
) as inst:
inst.burst_rate = 250
@pytest.mark.parametrize("comm_pairs, value", (
([(b'SOUR:VOLT:UNIT VPP', None),
(b'BM:INT:RATE?', b'+1.00000E+02')],
100.0),
([(b'SOUR:VOLT:UNIT VPP', None),
(b'BM:INT:RATE?', b'+2.50000E+02')],
250.0),
))
def test_burst_rate_getter(comm_pairs, value):
with expected_protocol(
HP33120A,
comm_pairs,
) as inst:
assert inst.burst_rate == value
def test_burst_source_setter():
with expected_protocol(
HP33120A,
[(b'SOUR:VOLT:UNIT VPP', None),
(b'BM:SOURCE INT', None)],
) as inst:
inst.burst_source = 'INT'
@pytest.mark.parametrize("comm_pairs, value", (
([(b'SOUR:VOLT:UNIT VPP', None),
(b'BM:SOURCE?', b'INT')],
'INT'),
))
def test_burst_source_getter(comm_pairs, value):
with expected_protocol(
HP33120A,
comm_pairs,
) as inst:
assert inst.burst_source == value
def test_frequency_setter():
with expected_protocol(
HP33120A,
[(b'SOUR:VOLT:UNIT VPP', None),
(b'SOUR:FREQ 2000', None)],
) as inst:
inst.frequency = 2000.0
@pytest.mark.parametrize("comm_pairs, value", (
([(b'SOUR:VOLT:UNIT VPP', None),
(b'SOUR:FREQ?', b'+2.00000000000E+03')],
2000.0),
([(b'SOUR:VOLT:UNIT VPP', None),
(b'SOUR:FREQ?', b'+2.00000000000E+03')],
2000.0),
))
def test_frequency_getter(comm_pairs, value):
with expected_protocol(
HP33120A,
comm_pairs,
) as inst:
assert inst.frequency == value
def test_offset_getter():
with expected_protocol(
HP33120A,
[(b'SOUR:VOLT:UNIT VPP', None),
(b'SOUR:VOLT:OFFS?', b'+0.00000E+00')],
) as inst:
assert inst.offset == 0.0
def test_shape_getter():
with expected_protocol(
HP33120A,
[(b'SOUR:VOLT:UNIT VPP', None),
(b'SOUR:FUNC:SHAP?', b'SIN')],
) as inst:
assert inst.shape == 'sinusoid'
|
