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# Copyright 2015 Google Inc
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import operator
# [START taskqueue]
import unittest
from google.appengine.api import taskqueue
from google.appengine.ext import deferred
from google.appengine.ext import testbed
class TaskQueueTestCase(unittest.TestCase):
def setUp(self):
self.testbed = testbed.Testbed()
self.testbed.activate()
# root_path must be set the the location of queue.yaml.
# Otherwise, only the 'default' queue will be available.
self.testbed.init_taskqueue_stub(root_path='.')
self.taskqueue_stub = self.testbed.get_stub(
testbed.TASKQUEUE_SERVICE_NAME)
def tearDown(self):
self.testbed.deactivate()
def testTaskAddedToQueue(self):
taskqueue.Task(name='my_task', url='/url/of/my/task/').add()
tasks = self.taskqueue_stub.get_filtered_tasks()
assert len(tasks) == 1
assert tasks[0].name == 'my_task'
# [END taskqueue]
# [START filtering]
def testFiltering(self):
taskqueue.Task(name='task_one', url='/url/of/task/1/').add('queue-1')
taskqueue.Task(name='task_two', url='/url/of/task/2/').add('queue-2')
# All tasks
tasks = self.taskqueue_stub.get_filtered_tasks()
assert len(tasks) == 2
# Filter by name
tasks = self.taskqueue_stub.get_filtered_tasks(name='task_one')
assert len(tasks) == 1
assert tasks[0].name == 'task_one'
# Filter by URL
tasks = self.taskqueue_stub.get_filtered_tasks(url='/url/of/task/1/')
assert len(tasks) == 1
assert tasks[0].name == 'task_one'
# Filter by queue
tasks = self.taskqueue_stub.get_filtered_tasks(queue_names='queue-1')
assert len(tasks) == 1
assert tasks[0].name == 'task_one'
# Multiple queues
tasks = self.taskqueue_stub.get_filtered_tasks(
queue_names=['queue-1', 'queue-2'])
assert len(tasks) == 2
# [END filtering]
# [START deferred]
def testTaskAddedByDeferred(self):
deferred.defer(operator.add, 1, 2)
tasks = self.taskqueue_stub.get_filtered_tasks()
assert len(tasks) == 1
result = deferred.run(tasks[0].payload)
assert result == 3
# [END deferred]
if __name__ == '__main__':
unittest.main()