File: test_tasks.py

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from mock import Mock
from datetime import datetime, timedelta

from celery.result import AsyncResult
import celery.states as states

from tests import AsyncHTTPTestCase

class ApplyTests(AsyncHTTPTestCase):
    def test_apply(self):
        from mock import patch, PropertyMock
        import json

        result = 'result'
        with patch('celery.result.AsyncResult.state', new_callable=PropertyMock) as mock_state:
            with patch('celery.result.AsyncResult.result', new_callable=PropertyMock) as mock_result:
                mock_state.return_value = states.SUCCESS
                mock_result.return_value = result

                ar = AsyncResult(123)
                ar.get = Mock(return_value=result)

                task = self._app.capp.tasks['foo'] = Mock()
                task.apply_async = Mock(return_value=ar)

                r = self.post('/api/task/apply/foo', body='')

        self.assertEqual(200, r.code)
        body = bytes.decode(r.body)
        self.assertEqual(result, json.loads(body)['result'])
        task.apply_async.assert_called_once_with(args=[], kwargs={})

class AsyncApplyTests(AsyncHTTPTestCase):
    def test_async_apply(self):
        task = self._app.capp.tasks['foo'] = Mock()
        task.apply_async = Mock(return_value=AsyncResult(123))
        r = self.post('/api/task/async-apply/foo', body={})

        self.assertEqual(200, r.code)
        task.apply_async.assert_called_once_with(args=[], kwargs={})

    def test_async_apply_eta(self):
        task = self._app.capp.tasks['foo'] = Mock()
        task.apply_async = Mock(return_value=AsyncResult(123))
        tomorrow = datetime.utcnow() + timedelta(days=1)
        r = self.post('/api/task/async-apply/foo',
                      body='{"eta": "%s"}' % tomorrow)

        self.assertEqual(200, r.code)
        task.apply_async.assert_called_once_with(
            args=[], kwargs={}, eta=tomorrow)

    def test_async_apply_countdown(self):
        task = self._app.capp.tasks['foo'] = Mock()
        task.apply_async = Mock(return_value=AsyncResult(123))
        r = self.post('/api/task/async-apply/foo',
                      body='{"countdown": "3"}')

        self.assertEqual(200, r.code)
        task.apply_async.assert_called_once_with(
            args=[], kwargs={}, countdown=3)

    def test_async_apply_expires(self):
        task = self._app.capp.tasks['foo'] = Mock()
        task.apply_async = Mock(return_value=AsyncResult(123))
        r = self.post('/api/task/async-apply/foo',
                      body='{"expires": "60"}')

        self.assertEqual(200, r.code)
        task.apply_async.assert_called_once_with(
            args=[], kwargs={}, expires=60)

    def test_async_apply_expires_datetime(self):
        task = self._app.capp.tasks['foo'] = Mock()
        task.apply_async = Mock(return_value=AsyncResult(123))
        tomorrow = datetime.utcnow() + timedelta(days=1)
        r = self.post('/api/task/async-apply/foo',
                      body='{"expires": "%s"}' % tomorrow)

        self.assertEqual(200, r.code)
        task.apply_async.assert_called_once_with(
            args=[], kwargs={}, expires=tomorrow)