def testReadlineOffset(self): self.serialWrapper.close() self.serialWrapper= SerialWrapper("/dev/ttyUSB0","115200","\n",2) testOffset = "TESTSTRING\nTY" self._log.debug( "\nWriting strings so we can test readine" ) self.serialWrapper.write(testOffset) self.serialWrapper.write(testOffset) self.serialWrapper.write(testOffset) self.serialWrapper.write(testOffset) # give the server time to send it time.sleep(1) self._log.debug( "\nTesting serialWrapper.readline()" ) line1 = self.serialWrapper.readline() self._log.debug ("line 1 is %s" %line1) assert line1 == testOffset line2 = self.serialWrapper.readline() self._log.debug ("line 2 is %s" %line2) assert line2 == testOffset line3 = self.serialWrapper.readline() self._log.debug ("line 3 is %s" %line3) assert line3 == testOffset line3 = self.serialWrapper.readline() self._log.debug ("line 3 is %s" %line3) assert line3 == testOffset
def setUp(self): self.ninebytestring = "helloff\n" self.serialWrapper = SerialWrapper("/dev/ttyUSB0","115200","\n") self._log = logging.getLogger ( "TestSerialWrapper" ) self._log.debug("\n\nsetUp")
class TestSerialWrapper(unittest.TestCase): def setUp(self): self.ninebytestring = "helloff\n" self.serialWrapper = SerialWrapper("/dev/ttyUSB0","115200","\n") self._log = logging.getLogger ( "TestSerialWrapper" ) self._log.debug("\n\nsetUp") def makelargestring(self,char): self.bigstring = '' for i in range(1,65): self.bigstring += char return self.bigstring def tearDown(self): self._log.debug( "\n\ntearDown" ) self.serialWrapper.close() def testReadWrite(self): #write our test string using the wrapper self._log.debug( "\nTesting writing" ) self.serialWrapper.write(self.ninebytestring) #give wait a moment so we are sure anything we send has arrived back time.sleep(1) self._log.debug( "\nTesting reading" ) self.temp = self.serialWrapper.read() self._log.debug( "\nRead string is " + self.temp ) assert self.temp == self.ninebytestring def testReadline(self): # tell wrapper to send out a couple of our test strings self._log.debug( "\nWriting strings so we can test readine" ) self.serialWrapper.write(self.ninebytestring) self.serialWrapper.write(self.ninebytestring) self.serialWrapper.write(self.ninebytestring) self.serialWrapper.write(self.ninebytestring) # give the server time to send it time.sleep(1) self._log.debug( "\nTesting serialWrapper.readline()" ) assert self.serialWrapper.readline() == 'helloff' assert self.serialWrapper.readline() == 'helloff' assert self.serialWrapper.readline() == 'helloff' assert self.serialWrapper.readline() == 'helloff' def testReadlineOffset(self): self.serialWrapper.close() self.serialWrapper= SerialWrapper("/dev/ttyUSB0","115200","\n",2) testOffset = "TESTSTRING\nTY" self._log.debug( "\nWriting strings so we can test readine" ) self.serialWrapper.write(testOffset) self.serialWrapper.write(testOffset) self.serialWrapper.write(testOffset) self.serialWrapper.write(testOffset) # give the server time to send it time.sleep(1) self._log.debug( "\nTesting serialWrapper.readline()" ) line1 = self.serialWrapper.readline() self._log.debug ("line 1 is %s" %line1) assert line1 == testOffset line2 = self.serialWrapper.readline() self._log.debug ("line 2 is %s" %line2) assert line2 == testOffset line3 = self.serialWrapper.readline() self._log.debug ("line 3 is %s" %line3) assert line3 == testOffset line3 = self.serialWrapper.readline() self._log.debug ("line 3 is %s" %line3) assert line3 == testOffset def testDoubleWrite(self): #set up sync event self.event = threading.Event() self.aaa = self.makelargestring('a') self.bbb = self.makelargestring('b') #syncwrite will start itself in a new thread self.syncwrite = syncfunctioncall(self.event,self.serialWrapper.write,self.bbb) # synchronize with syncwrite self.event.wait() #write something at the same time as syncwrite self.serialWrapper.write(self.aaa) # give the server time to fetch the new data time.sleep(1) #self.serialWrapper.read() should read everything in the buffer if no number of bytes is specified self.tempbuffer = self.serialWrapper.read() self._log.debug( "\ntestDoubleWrite - recieved data is + " + self.tempbuffer ) assert self.aaa in self.tempbuffer assert self.bbb in self.tempbuffer return def testwriteServerdeath(self): self.serialWrapper.serialport.close() self.serialWrapper.write(self.ninebytestring) return def testreadServerdeath(self): self.serialWrapper.serialport.close() self.serialWrapper.read() return def testreadlineServerdeath(self): self.serialWrapper.serialport.close() self.serialWrapper.readline() return def testDummy(self): return