Source code for heat_integrationtests.functional.test_immutable_parameters

#    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.

from heat_integrationtests.functional import functional_base
from heatclient import exc as heat_exceptions


[docs]class ImmutableParametersTest(functional_base.FunctionalTestsBase): template_param_has_no_immutable_field = ''' heat_template_version: 2014-10-16 parameters: param1: type: string default: default_value outputs: param1_output: description: 'parameter 1 details' value: { get_param: param1 } ''' template_param_has_immutable_field = ''' heat_template_version: 2014-10-16 parameters: param1: type: string default: default_value immutable: false outputs: param1_output: description: 'parameter 1 details' value: { get_param: param1 } '''
[docs] def test_no_immutable_param_field(self): param1_create_value = 'value1' create_parameters = {"param1": param1_create_value} stack_identifier = self.stack_create( template=self.template_param_has_no_immutable_field, parameters=create_parameters ) stack = self.client.stacks.get(stack_identifier) # Verify the value of the parameter self.assertEqual(param1_create_value, self._stack_output(stack, 'param1_output')) param1_update_value = 'value2' update_parameters = {"param1": param1_update_value} self.update_stack( stack_identifier, template=self.template_param_has_no_immutable_field, parameters=update_parameters) stack = self.client.stacks.get(stack_identifier) # Verify the value of the updated parameter self.assertEqual(param1_update_value, self._stack_output(stack, 'param1_output'))
[docs] def test_immutable_param_field_allowed(self): param1_create_value = 'value1' create_parameters = {"param1": param1_create_value} stack_identifier = self.stack_create( template=self.template_param_has_immutable_field, parameters=create_parameters ) stack = self.client.stacks.get(stack_identifier) # Verify the value of the parameter self.assertEqual(param1_create_value, self._stack_output(stack, 'param1_output')) param1_update_value = 'value2' update_parameters = {"param1": param1_update_value} self.update_stack( stack_identifier, template=self.template_param_has_immutable_field, parameters=update_parameters) stack = self.client.stacks.get(stack_identifier) # Verify the value of the updated parameter self.assertEqual(param1_update_value, self._stack_output(stack, 'param1_output')) # Ensure stack is not in a failed state self.assertEqual('UPDATE_COMPLETE', stack.stack_status)
[docs] def test_immutable_param_field_error(self): param1_create_value = 'value1' create_parameters = {"param1": param1_create_value} # Toggle the immutable field to preclude updating immutable_true = self.template_param_has_immutable_field.replace( 'immutable: false', 'immutable: true') stack_identifier = self.stack_create( template=immutable_true, parameters=create_parameters ) stack = self.client.stacks.get(stack_identifier) param1_update_value = 'value2' update_parameters = {"param1": param1_update_value} # Verify the value of the parameter self.assertEqual(param1_create_value, self._stack_output(stack, 'param1_output')) # Attempt to update the stack with a new parameter value try: self.update_stack( stack_identifier, template=immutable_true, parameters=update_parameters) except heat_exceptions.HTTPBadRequest as exc: exp = ('The following parameters are immutable and may not be ' 'updated: param1') self.assertIn(exp, str(exc)) stack = self.client.stacks.get(stack_identifier) # Ensure stack is not in a failed state self.assertEqual('CREATE_COMPLETE', stack.stack_status) # Ensure immutable parameter has not changed self.assertEqual(param1_create_value, self._stack_output(stack, 'param1_output'))

Project Source