155 lines
5.3 KiB
Python
155 lines
5.3 KiB
Python
#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from heat.common import exception
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from heat.common import template_format
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from heat.engine import resource
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from heat.engine.resources.openstack.heat import delay
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from heat.engine import status
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from heat.tests import common
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from heat.tests import utils
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from oslo_utils import fixture as utils_fixture
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from oslo_utils import timeutils
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class TestDelay(common.HeatTestCase):
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simple_template = template_format.parse('''
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heat_template_version: '2016-10-14'
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resources:
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constant:
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type: OS::Heat::Delay
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properties:
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min_wait: 3
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variable:
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type: OS::Heat::Delay
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properties:
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min_wait: 1.6
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max_jitter: 4.2
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actions:
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- CREATE
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- DELETE
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variable_prod:
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type: OS::Heat::Delay
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properties:
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min_wait: 2
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max_jitter: 666
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jitter_multiplier: 0.1
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actions:
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- DELETE
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''')
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def test_delay_params(self):
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stk = utils.parse_stack(self.simple_template)
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self.assertEqual((3, 0), stk['constant']._delay_parameters())
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self.assertEqual((1.6, 4.2), stk['variable']._delay_parameters())
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min_wait, max_jitter = stk['variable_prod']._delay_parameters()
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self.assertEqual(2, min_wait)
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self.assertAlmostEqual(66.6, max_jitter)
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def test_wait_secs_create(self):
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stk = utils.parse_stack(self.simple_template)
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action = status.ResourceStatus.CREATE
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self.assertEqual(3, stk['constant']._wait_secs(action))
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variable = stk['variable']._wait_secs(action)
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self.assertGreaterEqual(variable, 1.6)
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self.assertLessEqual(variable, 5.8)
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self.assertNotEqual(variable, stk['variable']._wait_secs(action))
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self.assertEqual(0, stk['variable_prod']._wait_secs(action))
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def test_wait_secs_delete(self):
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stk = utils.parse_stack(self.simple_template)
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action = status.ResourceStatus.DELETE
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self.assertEqual(0, stk['constant']._wait_secs(action))
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variable = stk['variable']._wait_secs(action)
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self.assertGreaterEqual(variable, 1.6)
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self.assertLessEqual(variable, 5.8)
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self.assertNotEqual(variable, stk['variable']._wait_secs(action))
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variable_prod = stk['variable_prod']._wait_secs(action)
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self.assertGreaterEqual(variable_prod, 2.0)
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self.assertLessEqual(variable_prod, 68.6)
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self.assertNotEqual(variable_prod,
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stk['variable_prod']._wait_secs(action))
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def test_wait_secs_update(self):
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stk = utils.parse_stack(self.simple_template)
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action = status.ResourceStatus.UPDATE
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self.assertEqual(0, stk['constant']._wait_secs(action))
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self.assertEqual(0, stk['variable']._wait_secs(action))
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self.assertEqual(0, stk['variable_prod']._wait_secs(action))
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def test_validate_success(self):
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stk = utils.parse_stack(self.simple_template)
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for res in stk.resources.values():
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self.assertIsNone(res.validate())
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def test_validate_failure(self):
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stk = utils.parse_stack(self.simple_template)
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stk.timeout_mins = 1
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self.assertRaises(exception.StackValidationFailed,
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stk['variable_prod'].validate)
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class DelayCompletionTest(common.HeatTestCase):
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def setUp(self):
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super(DelayCompletionTest, self).setUp()
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self.time_fixture = utils_fixture.TimeFixture()
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self.useFixture(self.time_fixture)
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def test_complete_no_wait(self):
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now = timeutils.utcnow()
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self.time_fixture.advance_time_seconds(-1)
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self.assertEqual(True, delay.Delay._check_complete(now, 0))
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def test_complete(self):
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now = timeutils.utcnow()
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self.time_fixture.advance_time_seconds(5.1)
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self.assertEqual(True, delay.Delay._check_complete(now, 5.1))
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def test_already_complete(self):
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now = timeutils.utcnow()
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self.time_fixture.advance_time_seconds(5.1)
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self.assertEqual(True, delay.Delay._check_complete(now, 5))
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def test_incomplete_short_delay(self):
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now = timeutils.utcnow()
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self.time_fixture.advance_time_seconds(2)
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self.assertEqual(False, delay.Delay._check_complete(now, 5))
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def test_incomplete_moderate_delay(self):
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now = timeutils.utcnow()
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self.time_fixture.advance_time_seconds(2)
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poll_del = self.assertRaises(resource.PollDelay,
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delay.Delay._check_complete,
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now, 6)
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self.assertEqual(2, poll_del.period)
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def test_incomplete_long_delay(self):
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now = timeutils.utcnow()
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self.time_fixture.advance_time_seconds(0.1)
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poll_del = self.assertRaises(resource.PollDelay,
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delay.Delay._check_complete,
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now, 62)
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self.assertEqual(30, poll_del.period)
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