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[tor-commits] [bridgedb/master] PEP8 style fixes for bridgedb.test.test_smtp.
commit fc127ad1e59601d0507a2ae802d333c220291a17
Author: trygve <tor-dev@xxxxxxxxxxxxxxxxxxxx>
Date: Fri Aug 8 03:30:05 2014 +0000
PEP8 style fixes for bridgedb.test.test_smtp.
---
lib/bridgedb/test/test_smtp.py | 76 +++++++++++++++++++++++++++-------------
1 file changed, 52 insertions(+), 24 deletions(-)
diff --git a/lib/bridgedb/test/test_smtp.py b/lib/bridgedb/test/test_smtp.py
index 4e59002..4f30030 100644
--- a/lib/bridgedb/test/test_smtp.py
+++ b/lib/bridgedb/test/test_smtp.py
@@ -16,9 +16,13 @@ import random
SMTP_DEBUG_LEVEL = 0 # set to 1 to see SMTP message exchange
BRIDGEDB_SMTP_SERVER_ADDRESS = "localhost"
BRIDGEDB_SMTP_SERVER_PORT = 6725
-FROM_ADDRESS_TEMPLATE = "test%d@xxxxxxxxx" # %d is parameterised with a random integer to make the sender unique
-MIN_FROM_ADDRESS = 1 # minimum value used to parameterise FROM_ADDRESS_TEMPLATE
-MAX_FROM_ADDRESS = 10**8 # max value used to parameterise FROM_ADDRESS_TEMPLATE. Needs to be pretty big to reduce the chance of collisions
+# %d is parameterised with a random integer to make the sender unique
+FROM_ADDRESS_TEMPLATE = "test%d@xxxxxxxxx"
+# Minimum value used to parameterise FROM_ADDRESS_TEMPLATE
+MIN_FROM_ADDRESS = 1
+# Max value used to parameterise FROM_ADDRESS_TEMPLATE. Needs to be pretty big
+# to reduce the chance of collisions
+MAX_FROM_ADDRESS = 10**8
TO_ADDRESS = "bridges@xxxxxxxxxxxxxx"
MESSAGE_TEMPLATE = """From: %s
To: %s
@@ -32,6 +36,7 @@ get bridges"""
LOCAL_SMTP_SERVER_ADDRESS = 'localhost'
LOCAL_SMTP_SERVER_PORT = 2525 # Must be the same as bridgedb's EMAIL_SMTP_PORT
+
class EmailServer(SMTPServer):
def process_message(self, peer, mailfrom, rcpttos, data):
''' Overridden from SMTP server, called whenever a message is received'''
@@ -42,34 +47,42 @@ class EmailServer(SMTPServer):
until the _stop Event object is set by the stop() function'''
while self._stop.is_set() == False:
asyncore.loop(timeout=0.0, count=1)
- # must close, or asyncore will hold on to the socket and subsequent tests will fail with 'Address not in use'
+ # Must close, or asyncore will hold on to the socket and subsequent
+ # tests will fail with 'Address not in use'.
self.close()
def start(self):
self.message_queue = Queue.Queue()
self._stop = threading.Event()
self._thread = threading.Thread(target=self.thread_proc)
- self._thread.setDaemon(True) # ensures that if any tests do fail, then threads will exit when the parent exits
+ # Ensures that if any tests do fail, then threads will exit when the
+ # parent exits.
+ self._thread.setDaemon(True)
self._thread.start()
@classmethod
def startServer(cls):
- #print("Starting SMTP server on %s:%s" % (LOCAL_SMTP_SERVER_ADDRESS, LOCAL_SMTP_SERVER_PORT))
- server = EmailServer((LOCAL_SMTP_SERVER_ADDRESS, LOCAL_SMTP_SERVER_PORT), None)
+ #print("Starting SMTP server on %s:%s"
+ # % (LOCAL_SMTP_SERVER_ADDRESS, LOCAL_SMTP_SERVER_PORT))
+ server = EmailServer((LOCAL_SMTP_SERVER_ADDRESS,
+ LOCAL_SMTP_SERVER_PORT),
+ None)
server.start()
return server
def stop(self):
- # signal thread_proc to stop
+ # Signal thread_proc to stop:
self._stop.set()
- # wait for thread_proc to return (shouldn't take long)
+ # Wait for thread_proc to return (shouldn't take long)
self._thread.join()
assert self._thread.is_alive() == False, "Thread is alive and kicking"
def getAndCheckMessageContains(self, text, timeoutInSecs=2.0):
#print("Checking for reponse")
message = self.message_queue.get(block=True, timeout=timeoutInSecs)
- assert message.find(text) != -1, "Message did not contain text \"%s\". Full message is:\n %s" % (text, message)
+ assert message.find(text) != -1, ("Message did not contain text '%s'."
+ "Full message is:\n %s"
+ % (text, message))
def checkNoMessageReceived(self, timeoutInSecs=2.0):
try:
@@ -79,27 +92,36 @@ class EmailServer(SMTPServer):
assert False, "Found a message in the queue, but expected none"
def sendMail(fromAddress):
- #print("Connecting to %s:%d" % (BRIDGEDB_SMTP_SERVER_ADDRESS, BRIDGEDB_SMTP_SERVER_PORT))
- client = smtplib.SMTP(BRIDGEDB_SMTP_SERVER_ADDRESS, BRIDGEDB_SMTP_SERVER_PORT)
+ #print("Connecting to %s:%d"
+ # % (BRIDGEDB_SMTP_SERVER_ADDRESS, BRIDGEDB_SMTP_SERVER_PORT))
+ client = smtplib.SMTP(BRIDGEDB_SMTP_SERVER_ADDRESS,
+ BRIDGEDB_SMTP_SERVER_PORT)
client.set_debuglevel(SMTP_DEBUG_LEVEL)
- #print("Sending mail TO:%s, FROM:%s" % (TO_ADDRESS, fromAddress))
- result = client.sendmail(fromAddress, TO_ADDRESS, MESSAGE_TEMPLATE % (fromAddress, TO_ADDRESS))
+ #print("Sending mail TO:%s, FROM:%s"
+ # % (TO_ADDRESS, fromAddress))
+ result = client.sendmail(fromAddress, TO_ADDRESS,
+ MESSAGE_TEMPLATE % (fromAddress, TO_ADDRESS))
assert result == {}, "Failed to send mail"
client.quit()
+
class SMTPTests(unittest.TestCase):
def setUp(self):
- ''' Called at the start of each test, ensures that the SMTP server is running'''
+ '''Called at the start of each test, ensures that the SMTP server is
+ running.
+ '''
self.server = EmailServer.startServer()
def tearDown(self):
- ''' Called after each test, ensures that the SMTP server is cleaned up'''
+ '''Called after each test, ensures that the SMTP server is cleaned up.
+ '''
self.server.stop()
def test_getBridges(self):
# send the mail to bridgedb, choosing a random email address
- sendMail(fromAddress=FROM_ADDRESS_TEMPLATE % random.randint(MIN_FROM_ADDRESS, MAX_FROM_ADDRESS))
+ sendMail(fromAddress=FROM_ADDRESS_TEMPLATE
+ % random.randint(MIN_FROM_ADDRESS, MAX_FROM_ADDRESS))
# then check that our local SMTP server received a response
# and that response contained some bridges
@@ -107,7 +129,8 @@ class SMTPTests(unittest.TestCase):
def test_getBridges_rateLimitExceeded(self):
# send the mail to bridgedb, choosing a random email address
- FROM_ADDRESS = FROM_ADDRESS_TEMPLATE % random.randint(MIN_FROM_ADDRESS, MAX_FROM_ADDRESS)
+ FROM_ADDRESS = FROM_ADDRESS_TEMPLATE % random.randint(
+ MIN_FROM_ADDRESS, MAX_FROM_ADDRESS)
sendMail(FROM_ADDRESS)
# then check that our local SMTP server received a response
@@ -118,7 +141,8 @@ class SMTPTests(unittest.TestCase):
sendMail(FROM_ADDRESS)
# this time, the email response should not contain any bridges
- self.server.getAndCheckMessageContains("You have exceeded the rate limit. Please slow down!")
+ self.server.getAndCheckMessageContains(
+ "You have exceeded the rate limit. Please slow down!")
# then we send another request from the same email address
sendMail(FROM_ADDRESS)
@@ -127,13 +151,17 @@ class SMTPTests(unittest.TestCase):
self.server.checkNoMessageReceived(timeoutInSecs=1.0)
def test_getBridges_stressTest(self):
- ''' Sends a large number of emails in a short period of time, and checks that
- a response is received for each message '''
+ '''Sends a large number of emails in a short period of time, and checks
+ that a response is received for each message.
+ '''
NUM_MAILS = 100
for i in range(NUM_MAILS):
- # Note: if by chance two emails with the same FROM_ADDRESS are generated, this test will fail
- # Setting 'MAX_FROM_ADDRESS' to be a high value reduces the probability of this occuring, but does not rule it out
- sendMail(fromAddress=FROM_ADDRESS_TEMPLATE % random.randint(MIN_FROM_ADDRESS, MAX_FROM_ADDRESS))
+ # Note: if by chance two emails with the same FROM_ADDRESS are
+ # generated, this test will fail Setting 'MAX_FROM_ADDRESS' to be
+ # a high value reduces the probability of this occuring, but does
+ # not rule it out
+ sendMail(fromAddress=FROM_ADDRESS_TEMPLATE
+ % random.randint(MIN_FROM_ADDRESS, MAX_FROM_ADDRESS))
for i in range(NUM_MAILS):
self.server.getAndCheckMessageContains("Here are your bridges")
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