forked from celery/celery
-
Notifications
You must be signed in to change notification settings - Fork 40
/
test_task.py
245 lines (190 loc) · 8.06 KB
/
test_task.py
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
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
import unittest
import uuid
import logging
from StringIO import StringIO
from celery import task
from celery import registry
from celery.log import setup_logger
from celery import messaging
from celery.result import EagerResult
from celery.backends import default_backend
from datetime import datetime, timedelta
def return_True(self, **kwargs):
# Task run functions can't be closures/lambdas, as they're pickled.
return True
registry.tasks.register(return_True, "cu.return-true")
def raise_exception(self, **kwargs):
raise Exception("%s error" % self.__class__)
class IncrementCounterTask(task.Task):
name = "c.unittest.increment_counter_task"
count = 0
def run(self, increment_by=1, **kwargs):
increment_by = increment_by or 1
self.__class__.count += increment_by
return self.__class__.count
class RaisingTask(task.Task):
name = "c.unittest.raising_task"
def run(self, **kwargs):
raise KeyError("foo")
class TestCeleryTasks(unittest.TestCase):
def createTaskCls(self, cls_name, task_name=None):
attrs = {}
if task_name:
attrs["name"] = task_name
cls = type(cls_name, (task.Task, ), attrs)
cls.run = return_True
return cls
def test_ping(self):
from celery import conf
conf.ALWAYS_EAGER = True
self.assertEquals(task.ping(), 'pong')
conf.ALWAYS_EAGER = False
def test_execute_remote(self):
from celery import conf
conf.ALWAYS_EAGER = True
self.assertEquals(task.execute_remote(return_True, ["foo"]).get(),
True)
conf.ALWAYS_EAGER = False
def test_dmap(self):
from celery import conf
import operator
conf.ALWAYS_EAGER = True
res = task.dmap(operator.add, zip(xrange(10), xrange(10)))
self.assertTrue(res, sum([operator.add(x, x)
for x in xrange(10)]))
conf.ALWAYS_EAGER = False
def test_dmap_async(self):
from celery import conf
import operator
conf.ALWAYS_EAGER = True
res = task.dmap_async(operator.add, zip(xrange(10), xrange(10)))
self.assertTrue(res.get(), sum([operator.add(x, x)
for x in xrange(10)]))
conf.ALWAYS_EAGER = False
def assertNextTaskDataEquals(self, consumer, presult, task_name,
test_eta=False, **kwargs):
next_task = consumer.fetch()
task_data = next_task.decode()
self.assertEquals(task_data["id"], presult.task_id)
self.assertEquals(task_data["task"], task_name)
task_kwargs = task_data.get("kwargs", {})
if test_eta:
self.assertTrue(isinstance(task_data.get("eta"), datetime))
for arg_name, arg_value in kwargs.items():
self.assertEquals(task_kwargs.get(arg_name), arg_value)
def test_incomplete_task_cls(self):
class IncompleteTask(task.Task):
name = "c.unittest.t.itask"
self.assertRaises(NotImplementedError, IncompleteTask().run)
def test_regular_task(self):
T1 = self.createTaskCls("T1", "c.unittest.t.t1")
self.assertTrue(isinstance(T1(), T1))
self.assertTrue(T1().run())
self.assertTrue(callable(T1()),
"Task class is callable()")
self.assertTrue(T1()(),
"Task class runs run() when called")
# task name generated out of class module + name.
T2 = self.createTaskCls("T2")
self.assertEquals(T2().name, "celery.tests.test_task.T2")
registry.tasks.register(T1)
t1 = T1()
consumer = t1.get_consumer()
self.assertRaises(NotImplementedError, consumer.receive, "foo", "foo")
consumer.discard_all()
self.assertTrue(consumer.fetch() is None)
# Without arguments.
presult = t1.delay()
self.assertNextTaskDataEquals(consumer, presult, t1.name)
# With arguments.
presult2 = task.delay_task(t1.name, name="George Constanza")
self.assertNextTaskDataEquals(consumer, presult2, t1.name,
name="George Constanza")
# With eta.
presult2 = task.apply_async(t1, kwargs=dict(name="George Constanza"),
eta=datetime.now() + timedelta(days=1))
self.assertNextTaskDataEquals(consumer, presult2, t1.name,
name="George Constanza", test_eta=True)
# With countdown.
presult2 = task.apply_async(t1, kwargs=dict(name="George Constanza"),
countdown=10)
self.assertNextTaskDataEquals(consumer, presult2, t1.name,
name="George Constanza", test_eta=True)
self.assertRaises(registry.tasks.NotRegistered, task.delay_task,
"some.task.that.should.never.exist.X.X.X.X.X")
# Discarding all tasks.
task.discard_all()
tid3 = task.delay_task(t1.name)
self.assertEquals(task.discard_all(), 1)
self.assertTrue(consumer.fetch() is None)
self.assertFalse(task.is_done(presult.task_id))
self.assertFalse(presult.is_done())
default_backend.mark_as_done(presult.task_id, result=None)
self.assertTrue(task.is_done(presult.task_id))
self.assertTrue(presult.is_done())
publisher = t1.get_publisher()
self.assertTrue(isinstance(publisher, messaging.TaskPublisher))
def test_get_logger(self):
T1 = self.createTaskCls("T1", "c.unittest.t.t1")
t1 = T1()
logfh = StringIO()
logger = t1.get_logger(logfile=logfh, loglevel=0)
self.assertTrue(logger)
class TestTaskSet(unittest.TestCase):
def test_function_taskset(self):
from celery import conf
conf.ALWAYS_EAGER = True
ts = task.TaskSet("cu.return-true", [
[[1], {}], [[2], {}], [[3], {}], [[4], {}], [[5], {}]])
res = ts.run()
self.assertEquals(res.join(), [True, True, True, True, True])
conf.ALWAYS_EAGER = False
def test_counter_taskset(self):
IncrementCounterTask.count = 0
ts = task.TaskSet(IncrementCounterTask, [
[[], {}],
[[], {"increment_by": 2}],
[[], {"increment_by": 3}],
[[], {"increment_by": 4}],
[[], {"increment_by": 5}],
[[], {"increment_by": 6}],
[[], {"increment_by": 7}],
[[], {"increment_by": 8}],
[[], {"increment_by": 9}],
])
self.assertEquals(ts.task_name, IncrementCounterTask.name)
self.assertEquals(ts.total, 9)
taskset_res = ts.run()
subtasks = taskset_res.subtasks
taskset_id = taskset_res.taskset_id
consumer = IncrementCounterTask().get_consumer()
for subtask in subtasks:
m = consumer.decoder(consumer.fetch().body)
self.assertEquals(m.get("taskset"), taskset_id)
self.assertEquals(m.get("task"), IncrementCounterTask.name)
self.assertEquals(m.get("id"), subtask.task_id)
IncrementCounterTask().run(
increment_by=m.get("kwargs", {}).get("increment_by"))
self.assertEquals(IncrementCounterTask.count, sum(xrange(1, 10)))
class TestTaskApply(unittest.TestCase):
def test_apply(self):
IncrementCounterTask.count = 0
e = IncrementCounterTask.apply()
self.assertTrue(isinstance(e, EagerResult))
self.assertEquals(e.get(), 1)
e = IncrementCounterTask.apply(args=[1])
self.assertEquals(e.get(), 2)
e = IncrementCounterTask.apply(kwargs={"increment_by": 4})
self.assertEquals(e.get(), 6)
self.assertTrue(e.is_done())
self.assertTrue(e.is_ready())
self.assertTrue(repr(e).startswith("<EagerResult:"))
f = RaisingTask.apply()
self.assertTrue(f.is_ready())
self.assertFalse(f.is_done())
self.assertRaises(KeyError, f.get)
class TestPeriodicTask(unittest.TestCase):
def test_interface(self):
class MyPeriodicTask(task.PeriodicTask):
run_every = None
self.assertRaises(NotImplementedError, MyPeriodicTask)