snaps/config/tests/stack_tests.py

   1 # Copyright (c) 2017 Cable Television Laboratories, Inc. ("CableLabs")
   2 #                    and others.  All rights reserved.
   3 #
   4 # Licensed under the Apache License, Version 2.0 (the "License");
   5 # you may not use this file except in compliance with the License.
   6 # You may obtain a copy of the License at:
   7 #
   8 #     http://www.apache.org/licenses/LICENSE-2.0
   9 #
  10 # Unless required by applicable law or agreed to in writing, software
  11 # distributed under the License is distributed on an "AS IS" BASIS,
  12 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13 # See the License for the specific language governing permissions and
  14 # limitations under the License.
  15 import unittest
  16
  17 import snaps
  18 from snaps.config.stack import StackConfigError, StackConfig
  19
  20
  21 class StackConfigUnitTests(unittest.TestCase):
  22     """
  23     Tests the construction of the StackConfig class
  24     """
  25
  26     def test_no_params(self):
  27         with self.assertRaises(StackConfigError):
  28             StackConfig()
  29
  30     def test_empty_config(self):
  31         with self.assertRaises(StackConfigError):
  32             StackConfig(**dict())
  33
  34     def test_name_only(self):
  35         with self.assertRaises(StackConfigError):
  36             StackConfig(name='foo')
  37
  38     def test_config_with_name_only(self):
  39         with self.assertRaises(StackConfigError):
  40             StackConfig(**{'name': 'foo'})
  41
  42     def test_config_minimum_template(self):
  43         settings = StackConfig(**{'name': 'stack', 'template': 'foo'})
  44         self.assertEqual('stack', settings.name)
  45         self.assertEqual('foo', settings.template)
  46         self.assertIsNone(settings.template_path)
  47         self.assertIsNone(settings.env_values)
  48         self.assertEqual(snaps.config.stack.STACK_COMPLETE_TIMEOUT,
  49                          settings.stack_create_timeout)
  50
  51     def test_config_minimum_template_path(self):
  52         settings = StackConfig(**{'name': 'stack', 'template_path': 'foo'})
  53         self.assertEqual('stack', settings.name)
  54         self.assertIsNone(settings.template)
  55         self.assertEqual('foo', settings.template_path)
  56         self.assertIsNone(settings.env_values)
  57         self.assertEqual(snaps.config.stack.STACK_COMPLETE_TIMEOUT,
  58                          settings.stack_create_timeout)
  59
  60     def test_minimum_template(self):
  61         settings = StackConfig(name='stack', template='foo')
  62         self.assertEqual('stack', settings.name)
  63         self.assertEqual('foo', settings.template)
  64         self.assertIsNone(settings.template_path)
  65         self.assertIsNone(settings.env_values)
  66         self.assertEqual(snaps.config.stack.STACK_COMPLETE_TIMEOUT,
  67                          settings.stack_create_timeout)
  68
  69     def test_minimum_template_path(self):
  70         settings = StackConfig(name='stack', template_path='foo')
  71         self.assertEqual('stack', settings.name)
  72         self.assertEqual('foo', settings.template_path)
  73         self.assertIsNone(settings.template)
  74         self.assertIsNone(settings.env_values)
  75         self.assertEqual(snaps.config.stack.STACK_COMPLETE_TIMEOUT,
  76                          settings.stack_create_timeout)
  77
  78     def test_all(self):
  79         env_values = {'foo': 'bar'}
  80         settings = StackConfig(
  81             name='stack', template='bar', template_path='foo',
  82             env_values=env_values, stack_create_timeout=999)
  83         self.assertEqual('stack', settings.name)
  84         self.assertEqual('bar', settings.template)
  85         self.assertEqual('foo', settings.template_path)
  86         self.assertEqual(env_values, settings.env_values)
  87         self.assertEqual(999, settings.stack_create_timeout)
  88
  89     def test_config_all(self):
  90         env_values = {'foo': 'bar'}
  91         settings = StackConfig(
  92             **{'name': 'stack', 'template': 'bar', 'template_path': 'foo',
  93                'env_values': env_values, 'stack_create_timeout': 999})
  94         self.assertEqual('stack', settings.name)
  95         self.assertEqual('bar', settings.template)
  96         self.assertEqual('foo', settings.template_path)
  97         self.assertEqual(env_values, settings.env_values)
  98         self.assertEqual(999, settings.stack_create_timeout)