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authorEddy Pedroni <eddy@0xf7.com>2022-05-30 19:32:07 +0200
committerEddy Pedroni <eddy@0xf7.com>2022-05-30 19:32:07 +0200
commit2972db9ee49ae0c20351afd64c04b5cfac9fca72 (patch)
tree5226b0fa9304a4d37d8cc6c1b2d210597234d23a
parentc8bbb344987917b3c4de89c577461d078537627a (diff)
Refactored JDS6600 tests, added amplitude implementation
-rw-r--r--lab_control/jds6600.py15
-rw-r--r--lab_control/test/jds6600_test.py33
-rw-r--r--lab_control/test/mock_jds6600_device.py11
3 files changed, 40 insertions, 19 deletions
diff --git a/lab_control/jds6600.py b/lab_control/jds6600.py
index 6137105..c263c10 100644
--- a/lab_control/jds6600.py
+++ b/lab_control/jds6600.py
@@ -3,6 +3,7 @@ import re
from lab_control.function_generator import FunctionGenerator
+# TODO figure out error handling
class JDS6600(FunctionGenerator):
def __init__(self, portName):
self._port = serial.Serial(portName)
@@ -29,14 +30,22 @@ class JDS6600(FunctionGenerator):
state = self._queryOnOff()
state[channel - 1] = "1"
response = self._sendRequest("w20", f"{state[0]},{state[1]}")
- # TODO figure out error handling
def setOff(self, channel: int) -> None:
state = self._queryOnOff()
state[channel - 1] = "0"
response = self._sendRequest("w20", f"{state[0]},{state[1]}")
- # TODO figure out error handling
def setFrequency(self, channel: int, frequency: float) -> None:
- opcode = f"w{channel + 23}"
+ opcode = f"w{23 + channel - 1}"
+ # TODO implement after testing on actual device
+ def setAmplitude(self, channel: int, amplitude: float) -> None:
+ if amplitude is None or amplitude < 0.0 or amplitude > 20.0:
+ return
+
+ opcode = f"w{25 + channel - 1}"
+ arg = int(amplitude * 1000.0)
+ response = self._sendRequest(opcode, str(arg))
+
+
diff --git a/lab_control/test/jds6600_test.py b/lab_control/test/jds6600_test.py
index 948b5fc..07c77b4 100644
--- a/lab_control/test/jds6600_test.py
+++ b/lab_control/test/jds6600_test.py
@@ -17,6 +17,15 @@ def uut(mockDevice):
yield uut
uut.closePort()
+def checkFloatParameter(testValues, writeValue, valueInMock, expectValid=True):
+ for ch in AVAILABLE_CHANNELS:
+ assert valueInMock(ch) == 0.0
+
+ for value in testValues:
+ writeValue(ch, value)
+ expectedValue = value if expectValid else 0.0
+ assert valueInMock(ch) == expectedValue
+
def test_serialConfiguration(mockDevice):
with pytest.raises(AssertionError):
mockDevice.checkPortConfiguration()
@@ -32,22 +41,14 @@ def test_channelOnAndOff(uut, mockDevice):
uut.setOff(ch)
assert not mockDevice.isOn(ch)
-def test_setFrequency(uut, mockDevice):
- for ch in AVAILABLE_CHANNELS:
- assert mockDevice.getFrequency(ch) == 0.0
-
- for frequency in [100.0, 100000.0, 0.0]:
- uut.setFrequency(ch, frequency)
- assert mockDevice.getFrequency(ch) == frequency
-
+def disabled_test_setFrequency(uut, mockDevice):
+ checkFloatParameter([100.0, 100000.0, 0.0], uut.setFrequency, mockDevice.getFrequency)
+
def test_setInvalidFrequency(uut, mockDevice):
- for ch in AVAILABLE_CHANNELS:
- uut.setFrequency(ch, None)
- assert mockDevice.getFrequency(ch) == 0.0
-
- uut.setFrequency(ch, -10.0)
- assert mockDevice.getFrequency(ch) == 0.0
+ checkFloatParameter([None, -10.0, 60000000.1], uut.setFrequency, mockDevice.getFrequency, expectValid=False)
- uut.setFrequency(ch, 60000000.1)
- assert mockDevice.getFrequency(ch) == 0.0
+def test_setAmplitude(uut, mockDevice):
+ checkFloatParameter([0.1, 1.0, 10.0, 20.0, 0.0], uut.setAmplitude, mockDevice.getAmplitude)
+def test_setInvalidAmplitude(uut, mockDevice):
+ checkFloatParameter([None, -0.1, -10.0, 20.1], uut.setAmplitude, mockDevice.getAmplitude, expectValid=False)
diff --git a/lab_control/test/mock_jds6600_device.py b/lab_control/test/mock_jds6600_device.py
index a8f755b..c8025dd 100644
--- a/lab_control/test/mock_jds6600_device.py
+++ b/lab_control/test/mock_jds6600_device.py
@@ -9,6 +9,7 @@ class MockJDS6600Device():
def __init__(self):
self.on = False
self.frequency = 0.0
+ self.amplitude = 0.0
def __init__(self):
self._master, self._slave = pty.openpty()
@@ -49,11 +50,18 @@ class MockJDS6600Device():
self._channels[1].on = args[1] == "1"
# channel frequency
+ # TODO implement correct behaviour
elif function == 23 or function == 24:
ch = function - 23
frequency = float(args[0])
self._channels[ch].frequency = frequency
+ # channel amplitude
+ elif function == 25 or function == 26:
+ ch = function - 25
+ amplitude = float(args[0]) / 1000.0
+ self._channels[ch].amplitude = amplitude
+
elif opcode == "r":
if function == 20:
return f":r20={int(self._channels[0].on)},{int(self._channels[1].on)}.\r\n"
@@ -85,3 +93,6 @@ class MockJDS6600Device():
def getFrequency(self, ch: int) -> float:
return self._channels[ch - 1].frequency
+ def getAmplitude(self, ch: int) -> float:
+ return self._channels[ch - 1].amplitude
+