def main():
print "Launched."
if not os.path.exists("dataSaved.csv"):
try:
f = open("dataSaved.csv", "w")
except IOError:
print "Unable to create CSV file. Exiting."
return
else:
f.close()
v = Verarbeitung()
v.loadData()
v.saveDataCSV()
t = Thread(target=application.realmain)
t.start()
print "Web server launched!"
try:
print "About to launch local server..."
server.main(v)
except KeyboardInterrupt:
pass
finally:
print "Exiting. Saving data."
v.saveData()
t._Thread__stop()
def main(verInstance=None):
global v
parser = argparse.ArgumentParser(description='Python server to listen to BeagleBone client.')#The ArgumentParser object will hold all the information necessary to parse the command line into Python data types
parser.add_argument('-p', '--port', default=1234, type=int, help="Remote server port.")
args = parser.parse_args()
if verInstance != None:
v = verInstance
else:
v = Verarbeitung()
reactor.listenTCP(args.port, ServerFactory())
reactor.run()
'''
@Author: Quoc-Nam DESSOULES, Claire LOFFLER
To retrieve the data from the BB and send them to the server-side
'''
from verarbeitung import Verarbeitung
from client import Client, MyClientFactory
import argparse
from threading import Timer
from twisted.internet import reactor
import time
MIN_TEMP = Verarbeitung.MIN_TEMP
v = Verarbeitung()
factory = None
prevTemp0 = MIN_TEMP
prevTemp1 = MIN_TEMP
prevLux = -1
prevHumidity = -1
prevPressure = -1
def main():
global v, factory
#We let the user the possibility to choose the frequency of retrieval of the data and of sending the data, as well as the server whith whom he's speaking
parser = argparse.ArgumentParser(
description='Python program to retrieve external data from Beagle Bone.'
) #The ArgumentParser object will hold all the information necessary to parse the command line into Python data types
parser.add_argument('-m',
'--time_measurement',
class MainTest(unittest.TestCase):
def setUp(self):
self.ver = Verarbeitung()
def tearDown(self):
pass
def generateRandomList(self, count=10): #Generate a random list of tuples (date, value) that we will use as values of a dictionary
dateList = []
valueList = []
for x in range(count):
dateList.append(int(time.time()) + random.randint(-100000,0))
valueList.append(random.randint(0,40))
dateList.sort()
dataList = zip(dateList,valueList)
return dataList
#Test addData function
def test_add(self):
#A first randomly generated dictionary
dataList = self.generateRandomList()
self.ver.addData( {"TEMPERATURE":dataList} )
#Check if it has correctly been added (the key "TEMPERATURE" must exists in self.ver.data and its value must correspond to dataList
try:
tupleList = self.ver.data["TEMPERATURE"]
except KeyError:
self.fail("Data not saved into dictionary.")
for data in dataList:
self.assertIn(data, tupleList)
#Two other randomly generated dictionaries
dataListT = self.generateRandomList()
dataListP = self.generateRandomList()
self.ver.addData( {"TEMPERATURE":dataListT, "PRESSURE":dataListP} )
#Check if they have been added correctly
try:
tupleListT = self.ver.data["TEMPERATURE"]
tupleListP = self.ver.data["PRESSURE"]
except KeyError:
self.fail("Data not saved into dictionary.")
for data in dataListT:
self.assertIn(data, tupleListT)
for data in dataListP:
self.assertIn(data, tupleListP)
#Test that the 3 different graphs display correctly what is asked
def test_graphs(self):
self.ver.addData( {"TEMPERATURE":self.generateRandomList()} )
self.ver.addData( {"PRESSURE":self.generateRandomList()} )
self.assertFalse(self.ver.createGraph("ADGEGHD", "graph.png")) #The type of data the user wants to plot must be one of the key in self.ver.data
self.ver.createGraph("PRESSURE", "graph.png")
self.ver.createTempPie("graph2.png")
self.ver.createBar("TEMPERATURE", "graph3.png")
#We check that the graphs have been indeed saved in a .png file
self.assertTrue(os.path.exists("graph.png"))
self.assertTrue(os.path.exists("graph2.png"))
self.assertTrue(os.path.exists("graph3.png"))
#Test the reduceList function
def test_reduceList(self):
dataList = self.generateRandomList() #randomly generaded data (tuples of (date,value))
startDate = int(time.time())-1000 #Choose a startDate
endDate=int(time.time())-100 #Choose a endDate
dataList2 = self.ver.reduceList(dataList, startDate=startDate, endDate=endDate) #Try to reduce the list accordingly
for data in dataList2:
self.assertIn(data, dataList) #Check that we have not added data that were not in dataList
date, _ = data
self.assertGreaterEqual(date, startDate)#Check that all the values of the new reduced list are older than startDate
self.assertLessEqual(date, endDate)#Check that all the values of the new reduced list are less than endDate old
#Check that addData respects the increasing order of dates
def test_add_order(self):
self.ver.addData( {"TEMPERATURE":self.generateRandomList()} )
self.ver.addData( {"TEMPERATURE":self.generateRandomList()} )
tupleList = self.ver.data["TEMPERATURE"]
for i in range(len(tupleList)-1):
date1, _ = tupleList[i]
date2, _ = tupleList[i+1]
self.assertGreaterEqual(date2, date1)
#Test the getData function
def test_get(self):
dataAdded = {"TEMPERATURE":self.generateRandomList()}
self.ver.addData( dataAdded )
dataStored = self.ver.getData()
self.assertEqual(dataAdded, dataStored) #Check dataAdded and the dict returned by self.ver.getData are the same
dataStored["PRESSURE"] = self.generateRandomList()
self.assertNotEqual(self.ver.getData(), dataStored)#If we modify dataStored, it is different from the dataAdded
#Test the clearData function
def test_clear(self):
self.ver.addData( {"TEMPERATURE":self.generateRandomList()} )
self.ver.clearData()
self.assertEqual(self.ver.getData(), {})
#Test the saveDataCSV function by checking the existence of the fil "dataSaved.csv"
def test_saveCSV(self):
self.ver.addData( {"TEMPERATURE":self.generateRandomList()} )
self.ver.addData( {"PRESSURE":self.generateRandomList()} )
self.ver.addData( {"HUMIDITY":self.generateRandomList()} )
self.ver.addData( {"LUMINOSITY":self.generateRandomList()} )
self.ver.saveDataCSV()
self.assertTrue(os.path.exists("dataSaved.csv"))
#Test the saveData and loadData functions
def test_saveload(self):
self.ver.addData( {"TEMPERATURE":self.generateRandomList()} )
self.ver.addData( {"PRESSURE":self.generateRandomList()} )
data = self.ver.getData() #The initial data we have
self.ver.saveData()
self.assertTrue(os.path.exists("dataSaved.data")) #check the existence of the fil "dataSaved.csv"
self.ver.clearData() #We erase self.ver.data and see if the loadData function works well
self.ver.loadData()
self.assertEqual(data, self.ver.getData()) #we check if the initial data and the loaded ones are the same
def setUp(self):
self.ver = Verarbeitung()
