1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
|
import uuid
import time
import unittest
import os
import random
import string
import logging
from kafka.common import OffsetRequest
from kafka import KafkaClient
def random_string(l):
s = "".join(random.choice(string.letters) for i in xrange(l))
return s
def skip_integration():
return os.environ.get('SKIP_INTEGRATION')
def ensure_topic_creation(client, topic_name, timeout = 30):
start_time = time.time()
client.load_metadata_for_topics(topic_name)
while not client.has_metadata_for_topic(topic_name):
if time.time() > start_time + timeout:
raise Exception("Unable to create topic %s" % topic_name)
client.load_metadata_for_topics(topic_name)
time.sleep(1)
class KafkaIntegrationTestCase(unittest.TestCase):
create_client = True
topic = None
def setUp(self):
super(KafkaIntegrationTestCase, self).setUp()
if not self.topic:
self.topic = "%s-%s" % (self.id()[self.id().rindex(".") + 1:], random_string(10))
if self.create_client:
self.client = KafkaClient('%s:%d' % (self.server.host, self.server.port))
ensure_topic_creation(self.client, self.topic)
self._messages = {}
def tearDown(self):
super(KafkaIntegrationTestCase, self).tearDown()
if self.create_client:
self.client.close()
def current_offset(self, topic, partition):
offsets, = self.client.send_offset_request([ OffsetRequest(topic, partition, -1, 1) ])
return offsets.offsets[0]
def msgs(self, iterable):
return [ self.msg(x) for x in iterable ]
def msg(self, s):
if s not in self._messages:
self._messages[s] = '%s-%s-%s' % (s, self.id(), str(uuid.uuid4()))
return self._messages[s]
class Timer(object):
def __enter__(self):
self.start = time.time()
return self
def __exit__(self, *args):
self.end = time.time()
self.interval = self.end - self.start
logging.basicConfig(level=logging.DEBUG)
|
