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
|
import pytest
from lab_control.sds1000xe import SDS1000XE
from lab_control.test.mock_sds1000xe_device import MockSDS1000XEDevice
MOCK_DEVICE_IP = "127.0.0.1"
@pytest.fixture
def mockDevice():
d = MockSDS1000XEDevice()
yield d
d.stop()
@pytest.fixture
def uut(mockDevice):
return SDS1000XE(MOCK_DEVICE_IP)
def checkFloatMeasurement(testCases, setValue, measureValue):
for channel, expectedValue in testCases:
setValue(channel, expectedValue)
measuredValue = measureValue(channel)
assert measuredValue == expectedValue
def test_amplitudeMeasurement(uut, mockDevice):
testCases = [(1, 16.23987), (2, 0.0), (3, -0.0164), (4, 10.1)]
checkFloatMeasurement(testCases, mockDevice.setAmplitude, uut.measureAmplitude)
def test_peakToPeakMeasurement(uut, mockDevice):
testCases = [(1, 16.23987), (2, 0.0), (3, -0.0164), (4, 10.1)]
checkFloatMeasurement(testCases, mockDevice.setPeakToPeak, uut.measurePeakToPeak)
def test_RMSMeasurement(uut, mockDevice):
testCases = [(1, 16.23987), (2, 0.0), (3, -0.0164), (4, 10.1)]
checkFloatMeasurement(testCases, mockDevice.setRMS, uut.measureRMS)
def test_frequencyMeasurement(uut, mockDevice):
testCases = [(1, 16.23987), (2, 0.0), (3, -0.0164), (4, 93489.15)]
checkFloatMeasurement(testCases, mockDevice.setFrequency, uut.measureFrequency)
def test_invalidChannel(uut, mockDevice):
# Channel is checked by the UUT before the request is sent
testCases = [0, 5]
for t in testCases:
with pytest.raises(AssertionError):
measuredAmplitude = uut.measureAmplitude(t)
|
