1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
|
#
# This file is part of the PyMeasure package.
#
# Copyright (c) 2013-2024 PyMeasure Developers
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
#
import pytest
from pymeasure.test import expected_protocol
from pymeasure.instruments.tdk.tdk_gen40_38 import TDK_Gen40_38
def test_init():
with expected_protocol(
TDK_Gen40_38,
[(b"ADR 6", b"OK")],
):
pass # Verify the expected communication.
@pytest.mark.parametrize("volt",
(b"10", b"20", b"40"))
def test_voltage_setpoint(volt):
with expected_protocol(
TDK_Gen40_38,
[(b"ADR 6", b"OK"),
(b"PV " + volt, b"OK"),
(b"PV?", volt)]
) as instr:
instr.voltage_setpoint = float(volt)
assert instr.voltage_setpoint == float(volt)
def test_invalid_voltage():
with pytest.raises(ValueError):
with expected_protocol(
TDK_Gen40_38,
[(b"ADR 6", b"OK"),
(b"PV 60", b"OK"), ]
) as instr:
instr.voltage_setpoint = 60
def test_invalid_current_setpoint():
with pytest.raises(ValueError):
with expected_protocol(
TDK_Gen40_38,
[(b"ADR 6", b"OK"),
(b"PC 50", b"OK"), ]
) as instr:
instr.current_setpoint = 50
|
