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tripleo-heat-templates
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tripleo-heat-templates/tripleo_heat_templates/tests/test_environment_generator.py

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# Copyright 2015 Red Hat 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 io
import tempfile
import mock
from oslotest import base
import six
import testscenarios
from tripleo_heat_templates import environment_generator
load_tests = testscenarios.load_tests_apply_scenarios
basic_template = '''
parameters:
FooParam:
default: foo
description: Foo description
type: string
BarParam:
default: 42
description: Bar description
type: number
EndpointMap:
default: {}
description: Parameter that should not be included by default
type: json
resources:
# None
'''
basic_private_template = '''
parameters:
FooParam:
default: foo
description: Foo description
type: string
_BarParam:
default: 42
description: Bar description
type: number
resources:
# None
'''
mandatory_template = '''
parameters:
FooParam:
description: Mandatory param
type: string
resources:
# None
'''
index_template = '''
parameters:
FooParam:
description: Param with %index% as its default
type: string
default: '%index%'
resources:
# None
'''
multiline_template = '''
parameters:
FooParam:
description: |
Parameter with
multi-line description
type: string
default: ''
resources:
# None
'''
basic_role_param_template = '''
parameters:
RoleParam:
description: Role param description
type: string
default: ''
FooParam:
description: Foo description
default: foo
type: string
resources:
# None
'''
multiline_role_param_template = '''
parameters:
RoleParam:
description: |
Role Parameter with
multi-line description
type: string
default: ''
FooParam:
description: |
Parameter with
multi-line description
type: string
default: ''
resources:
# None
'''
class GeneratorTestCase(base.BaseTestCase):
content_scenarios = [
('basic',
{'template': basic_template,
'exception': None,
'nested_output': '',
'input_file': '''environments:
-
name: basic
title: Basic Environment
description: Basic description
files:
foo.yaml:
parameters: all
''',
'expected_output': '''# title: Basic Environment
# description: |
# Basic description
parameter_defaults:
# Bar description
# Type: number
BarParam: 42
# Foo description
# Type: string
FooParam: foo
''',
}),
('basic-one-param',
{'template': basic_template,
'exception': None,
'nested_output': '',
'input_file': '''environments:
-
name: basic
title: Basic Environment
description: Basic description
files:
foo.yaml:
parameters:
- FooParam
''',
'expected_output': '''# title: Basic Environment
# description: |
# Basic description
parameter_defaults:
# Foo description
# Type: string
FooParam: foo
''',
}),
('basic-static-param',
{'template': basic_template,
'exception': None,
'nested_output': '',
'input_file': '''environments:
-
name: basic
title: Basic Environment
description: Basic description
files:
foo.yaml:
parameters: all
static:
- BarParam
''',
'expected_output': '''# title: Basic Environment
# description: |
# Basic description
parameter_defaults:
# Foo description
# Type: string
FooParam: foo
# ******************************************************
# Static parameters - these are values that must be
# included in the environment but should not be changed.
# ******************************************************
# Bar description
# Type: number
BarParam: 42
# *********************
# End static parameters
# *********************
''',
}),
('basic-static-param-sample',
{'template': basic_template,
'exception': None,
'nested_output': '',
'input_file': '''environments:
-
name: basic
title: Basic Environment
description: Basic description
files:
foo.yaml:
parameters: all
static:
- BarParam
sample_values:
BarParam: 1
FooParam: ''
''',
'expected_output': '''# title: Basic Environment
# description: |
# Basic description
parameter_defaults:
# Foo description
# Type: string
FooParam: ''
# ******************************************************
# Static parameters - these are values that must be
# included in the environment but should not be changed.
# ******************************************************
# Bar description
# Type: number
BarParam: 1
# *********************
# End static parameters
# *********************
''',
}),
('basic-private',
{'template': basic_private_template,
'exception': None,
'nested_output': '',
'input_file': '''environments:
-
name: basic
title: Basic Environment
description: Basic description
files:
foo.yaml:
parameters: all
''',
'expected_output': '''# title: Basic Environment
# description: |
# Basic description
parameter_defaults:
# Foo description
# Type: string
FooParam: foo
''',
}),
('mandatory',
{'template': mandatory_template,
'exception': None,
'nested_output': '',
'input_file': '''environments:
-
name: basic
title: Basic Environment
description: Basic description
files:
foo.yaml:
parameters: all
''',
'expected_output': '''# title: Basic Environment
# description: |
# Basic description
parameter_defaults:
# Mandatory param
# Mandatory. This parameter must be set by the user.
# Type: string
FooParam: <None>
''',
}),
('basic-sample',
{'template': basic_template,
'exception': None,
'nested_output': '',
'input_file': '''environments:
-
name: basic
title: Basic Environment
description: Basic description
files:
foo.yaml:
parameters: all
sample_values:
FooParam: baz
''',
'expected_output': '''# title: Basic Environment
# description: |
# Basic description
parameter_defaults:
# Bar description
# Type: number
BarParam: 42
# Foo description
# Type: string
FooParam: baz
''',
}),
('basic-resource-registry',
{'template': basic_template,
'exception': None,
'nested_output': '',
'input_file': '''environments:
-
name: basic
title: Basic Environment
description: Basic description
files:
foo.yaml:
parameters: all
resource_registry:
OS::TripleO::FakeResource: fake-filename.yaml
''',
'expected_output': '''# title: Basic Environment
# description: |
# Basic description
parameter_defaults:
# Bar description
# Type: number
BarParam: 42
# Foo description
# Type: string
FooParam: foo
resource_registry:
OS::TripleO::FakeResource: fake-filename.yaml
''',
}),
('basic-hidden',
{'template': basic_template,
'exception': None,
'nested_output': '',
'input_file': '''environments:
-
name: basic
title: Basic Environment
description: Basic description
files:
foo.yaml:
parameters: all
sample_values:
EndpointMap: |-2
foo: bar
''',
'expected_output': '''# title: Basic Environment
# description: |
# Basic description
parameter_defaults:
# Bar description
# Type: number
BarParam: 42
# Parameter that should not be included by default
# Type: json
EndpointMap:
foo: bar
# Foo description
# Type: string
FooParam: foo
''',
}),
('missing-param',
{'template': basic_template,
'exception': RuntimeError,
'nested_output': '',
'input_file': '''environments:
-
name: basic
title: Basic Environment
description: Basic description
files:
foo.yaml:
parameters:
- SomethingNonexistent
''',
'expected_output': None,
}),
('percent-index',
{'template': index_template,
'exception': None,
'nested_output': '',
'input_file': '''environments:
-
name: basic
title: Basic Environment
description: Basic description
files:
foo.yaml:
parameters: all
''',
'expected_output': '''# title: Basic Environment
# description: |
# Basic description
parameter_defaults:
# Param with %index% as its default
# Type: string
FooParam: '%index%'
''',
}),
('nested',
{'template': multiline_template,
'exception': None,
'input_file': '''environments:
-
name: basic
title: Basic Environment
description: Basic description
files:
foo.yaml:
parameters: all
children:
- name: nested
title: Nested Environment
description: Nested description
sample_values:
FooParam: bar
''',
'expected_output': '''# title: Basic Environment
# description: |
# Basic description
parameter_defaults:
# Parameter with
# multi-line description
# Type: string
FooParam: ''
''',
'nested_output': '''# title: Nested Environment
# description: |
# Nested description
parameter_defaults:
# Parameter with
# multi-line description
# Type: string
FooParam: bar
''',
}),
('multi-line-desc',
{'template': multiline_template,
'exception': None,
'nested_output': '',
'input_file': '''environments:
-
name: basic
title: Basic Environment
description: Basic description
files:
foo.yaml:
parameters: all
''',
'expected_output': '''# title: Basic Environment
# description: |
# Basic description
parameter_defaults:
# Parameter with
# multi-line description
# Type: string
FooParam: ''
''',
}),
('basic_role_param',
{'template': basic_role_param_template,
'exception': None,
'nested_output': '',
'input_file': '''environments:
-
name: basic_role_param
title: Basic Role Parameters Environment
description: Basic description
files:
foo.yaml:
RoleParameters:
- RoleParam
''',
'expected_output': '''# title: Basic Role Parameters Environment
# description: |
# Basic description
parameter_defaults:
RoleParameters:
# Role param description
# Type: string
RoleParam: ''
''',
}),
('multiline_role_param',
{'template': multiline_role_param_template,
'exception': None,
'nested_output': '',
'input_file': '''environments:
-
name: multiline_role_param
title: Multiline Role Parameters Environment
description: Multiline description
files:
foo.yaml:
RoleParameters:
- RoleParam
''',
'expected_output': '''# title: Multiline Role Parameters Environment
# description: |
# Multiline description
parameter_defaults:
RoleParameters:
# Role Parameter with
# multi-line description
# Type: string
RoleParam: ''
''',
}),
('Basic mix params',
{'template': basic_role_param_template,
'exception': None,
'nested_output': '',
'input_file': '''environments:
-
name: basic_mix_params
title: Basic Mix Parameters Environment
description: Basic description
files:
foo.yaml:
parameters:
- FooParam
RoleParameters:
- RoleParam
''',
'expected_output': '''# title: Basic Mix Parameters Environment
# description: |
# Basic description
parameter_defaults:
# Foo description
# Type: string
FooParam: foo
RoleParameters:
# Role param description
# Type: string
RoleParam: ''
''',
}),
('Multiline mix params',
{'template': multiline_role_param_template,
'exception': None,
'nested_output': '',
'input_file': '''environments:
-
name: multiline_mix_params
title: Multiline mix params Environment
description: Multiline description
files:
foo.yaml:
parameters:
- FooParam
RoleParameters:
- RoleParam
''',
'expected_output': '''# title: Multiline mix params Environment
# description: |
# Multiline description
parameter_defaults:
# Parameter with
# multi-line description
# Type: string
FooParam: ''
RoleParameters:
# Role Parameter with
# multi-line description
# Type: string
RoleParam: ''
''',
}),
('Basic role static param',
{'template': basic_role_param_template,
'exception': None,
'nested_output': '',
'input_file': '''environments:
-
name: basic_role_static_param
title: Basic Role Static Prams Environment
description: Basic Role Static Prams description
files:
foo.yaml:
parameters:
- FooParam
RoleParameters:
- RoleParam
static:
- FooParam
- RoleParam
''',
'expected_output': '''# title: Basic Role Static Prams Environment
# description: |
# Basic Role Static Prams description
parameter_defaults:
# ******************************************************
# Static parameters - these are values that must be
# included in the environment but should not be changed.
# ******************************************************
# Foo description
# Type: string
FooParam: foo
# *********************
# End static parameters
# *********************
RoleParameters:
# ******************************************************
# Static parameters - these are values that must be
# included in the environment but should not be changed.
# ******************************************************
# Role param description
# Type: string
RoleParam: ''
# *********************
# End static parameters
# *********************
''',
}),
('Multiline role static param',
{'template': multiline_role_param_template,
'exception': None,
'nested_output': '',
'input_file': '''environments:
-
name: multline_role_static_param
title: Multiline Role Static Prams Environment
description: Multiline Role Static Prams description
files:
foo.yaml:
parameters:
- FooParam
RoleParameters:
- RoleParam
static:
- FooParam
- RoleParam
''',
'expected_output': '''# title: Multiline Role Static Prams Environment
# description: |
# Multiline Role Static Prams description
parameter_defaults:
# ******************************************************
# Static parameters - these are values that must be
# included in the environment but should not be changed.
# ******************************************************
# Parameter with
# multi-line description
# Type: string
FooParam: ''
# *********************
# End static parameters
# *********************
RoleParameters:
# ******************************************************
# Static parameters - these are values that must be
# included in the environment but should not be changed.
# ******************************************************
# Role Parameter with
# multi-line description
# Type: string
RoleParam: ''
# *********************
# End static parameters
# *********************
''',
}),
]
@classmethod
def generate_scenarios(cls):
cls.scenarios = testscenarios.multiply_scenarios(
cls.content_scenarios)
def test_generator(self):
fake_input = io.StringIO(six.text_type(self.input_file))
fake_template = io.StringIO(six.text_type(self.template))
_, fake_output_path = tempfile.mkstemp()
fake_output = open(fake_output_path, 'w')
with mock.patch('tripleo_heat_templates.environment_generator.open',
create=True) as mock_open:
mock_se = [fake_input, fake_template, fake_output]
if self.nested_output:
_, fake_nested_output_path = tempfile.mkstemp()
fake_nested_output = open(fake_nested_output_path, 'w')
fake_template2 = io.StringIO(six.text_type(self.template))
mock_se = [fake_input, fake_template, fake_output,
fake_template2, fake_nested_output]
mock_open.side_effect = mock_se
if not self.exception:
environment_generator.generate_environments('ignored.yaml',
'environments')
else:
self.assertRaises(self.exception,
environment_generator.generate_environments,
'ignored.yaml',
'environments')
return
expected = environment_generator._FILE_HEADER + self.expected_output
with open(fake_output_path) as f:
self.assertEqual(expected, f.read())
if self.nested_output:
with open(fake_nested_output_path) as f:
expected = (environment_generator._FILE_HEADER +
self.nested_output)
self.assertEqual(expected, f.read())
GeneratorTestCase.generate_scenarios()
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