diff options
Diffstat (limited to 'test-cli/test/tests/qamp.py')
| -rw-r--r-- | test-cli/test/tests/qamp.py | 25 |
1 files changed, 12 insertions, 13 deletions
diff --git a/test-cli/test/tests/qamp.py b/test-cli/test/tests/qamp.py index 3e38ce9..cf18fc5 100644 --- a/test-cli/test/tests/qamp.py +++ b/test-cli/test/tests/qamp.py @@ -3,10 +3,13 @@ import unittest import serial import time + class Qamp(unittest.TestCase): + params = None - #varlist: undercurrent, overcurrent + # varlist: undercurrent, overcurrent def __init__(self, testname, testfunc, varlist): + self.params = varlist self._current = 0.0 if "undercurrent" in varlist: self._undercurrent = varlist["undercurrent"] @@ -16,7 +19,7 @@ class Qamp(unittest.TestCase): self._overcurrent = varlist["overcurrent"] else: raise Exception('overcurrent param inside Qamp must be defined') - self._vshuntfactor=16384.0 + self._vshuntfactor = 16384.0 self._ser = serial.Serial() self._ser.port = '/dev/ttyUSB0' self._ser.baudrate = 115200 @@ -34,19 +37,19 @@ class Qamp(unittest.TestCase): def execute(self): # Open Serial port ttyUSB0 - error=0 + error = 0 try: self._ser.open() except: self.fail("failed: IMPOSSIBLE OPEN USB-SERIAL PORT ( {} )".format(self._ser.port)) - error=1 - if error==0: + error = 1 + if error == 0: # Clean input and output buffer of serial port self._ser.flushInput() self._ser.flushOutput() # Send command to read Voltage at Shunt resistor # Prepare cmd - cmd = ('at+in?\n\r') + cmd = 'at+in?\n\r' i = 0 # Write, 1 by 1 byte at a time to avoid hanging of serial receiver code of listener, emphasis being made at sleep of 50 ms. @@ -57,7 +60,7 @@ class Qamp(unittest.TestCase): # Read, 1 by 1 byte res = [] - while (self._ser.inWaiting() > 0): # if incoming bytes are waiting to be read from the serial input buffer + while self._ser.inWaiting() > 0: # if incoming bytes are waiting to be read from the serial input buffer res.append(self._ser.read(1).decode('ascii')) # read the bytes and convert from binary array to ASCII string = ''.join(res) @@ -65,12 +68,8 @@ class Qamp(unittest.TestCase): self._current = float(int(string, 0)) / self._vshuntfactor print(self._current) # In order to give a valid result it is importarnt to define an under current value - if (self._current > float(self._overcurrent)): + if self._current > float(self._overcurrent): self.fail("failed: OVERCURRENT DETECTED ( {} )".format(self._current)) - if (self._current < float(self._undercurrent)): + if self._current < float(self._undercurrent): self.fail("failed: UNDERCURRENT DETECTED ( {} )".format(self._current)) - - - - |