ansible/test/units/module_utils/basic/test_argument_spec.py

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# -*- coding: utf-8 -*-
# (c) 2012-2014, Michael DeHaan <michael.dehaan@gmail.com>
# (c) 2016 Toshio Kuratomi <tkuratomi@ansible.com>
# Copyright: Ansible Project
# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
from __future__ import absolute_import, division, print_function
__metaclass__ = type
import json
import os
import pytest
from units.compat.mock import MagicMock, patch
from ansible.module_utils import basic
from ansible.module_utils.six import string_types
from ansible.module_utils.six.moves import builtins
from units.mock.procenv import ModuleTestCase, swap_stdin_and_argv
MOCK_VALIDATOR_FAIL = MagicMock(side_effect=TypeError("bad conversion"))
# Data is argspec, argument, expected
VALID_SPECS = (
# Simple type=int
({'arg': {'type': 'int'}}, {'arg': 42}, 42),
# Type=int with conversion from string
({'arg': {'type': 'int'}}, {'arg': '42'}, 42),
# Simple type=float
({'arg': {'type': 'float'}}, {'arg': 42.0}, 42.0),
# Type=float conversion from int
({'arg': {'type': 'float'}}, {'arg': 42}, 42.0),
# Type=float conversion from string
({'arg': {'type': 'float'}}, {'arg': '42.0'}, 42.0),
# Type=float conversion from string without decimal point
({'arg': {'type': 'float'}}, {'arg': '42'}, 42.0),
# Simple type=bool
({'arg': {'type': 'bool'}}, {'arg': True}, True),
# Type=int with conversion from string
({'arg': {'type': 'bool'}}, {'arg': 'yes'}, True),
# Type=str converts to string
({'arg': {'type': 'str'}}, {'arg': 42}, '42'),
# Type is implicit, converts to string
({'arg': {'type': 'str'}}, {'arg': 42}, '42'),
# parameter is required
({'arg': {'required': True}}, {'arg': 42}, '42'),
)
INVALID_SPECS = (
# Type is int; unable to convert this string
({'arg': {'type': 'int'}}, {'arg': "bad"}, "invalid literal for int() with base 10: 'bad'"),
# Type is int; unable to convert float
({'arg': {'type': 'int'}}, {'arg': 42.1}, "'float'> cannot be converted to an int"),
# type is a callable that fails to convert
({'arg': {'type': MOCK_VALIDATOR_FAIL}}, {'arg': "bad"}, "bad conversion"),
# unknown parameter
({'arg': {'type': 'int'}}, {'other': 'bad', '_ansible_module_name': 'ansible_unittest'},
'Unsupported parameters for (ansible_unittest) module: other Supported parameters include: arg'),
# parameter is required
({'arg': {'required': True}}, {}, 'missing required arguments: arg'),
)
@pytest.fixture
def complex_argspec():
arg_spec = dict(
foo=dict(required=True, aliases=['dup']),
bar=dict(),
bam=dict(),
baz=dict(fallback=(basic.env_fallback, ['BAZ'])),
bar1=dict(type='bool'),
zardoz=dict(choices=['one', 'two']),
zardoz2=dict(type='list', choices=['one', 'two', 'three']),
)
mut_ex = (('bar', 'bam'),)
req_to = (('bam', 'baz'),)
kwargs = dict(
argument_spec=arg_spec,
mutually_exclusive=mut_ex,
required_together=req_to,
no_log=True,
add_file_common_args=True,
supports_check_mode=True,
)
return kwargs
@pytest.fixture
def options_argspec_list():
options_spec = dict(
foo=dict(required=True, aliases=['dup']),
bar=dict(),
bam=dict(),
baz=dict(fallback=(basic.env_fallback, ['BAZ'])),
bam1=dict(),
bam2=dict(default='test'),
bam3=dict(type='bool'),
)
arg_spec = dict(
foobar=dict(
type='list',
elements='dict',
options=options_spec,
mutually_exclusive=[
['bam', 'bam1']
],
required_if=[
['foo', 'hello', ['bam']],
['foo', 'bam2', ['bam2']]
],
required_one_of=[
['bar', 'bam']
],
required_together=[
['bam1', 'baz']
]
)
)
kwargs = dict(
argument_spec=arg_spec,
no_log=True,
add_file_common_args=True,
supports_check_mode=True
)
return kwargs
@pytest.fixture
def options_argspec_dict(options_argspec_list):
# should test ok, for options in dict format.
kwargs = options_argspec_list
kwargs['argument_spec']['foobar']['type'] = 'dict'
return kwargs
#
# Tests for one aspect of arg_spec
#
@pytest.mark.parametrize('argspec, expected, stdin', [(s[0], s[2], s[1]) for s in VALID_SPECS],
indirect=['stdin'])
def test_validator_basic_types(argspec, expected, stdin):
am = basic.AnsibleModule(argspec)
if 'type' in argspec['arg']:
type_ = getattr(builtins, argspec['arg']['type'])
else:
type_ = str
assert isinstance(am.params['arg'], type_)
assert am.params['arg'] == expected
@pytest.mark.parametrize('stdin', [{'arg': 42}], indirect=['stdin'])
def test_validator_function(mocker, stdin):
# Type is a callable
MOCK_VALIDATOR_SUCCESS = mocker.MagicMock(return_value=27)
argspec = {'arg': {'type': MOCK_VALIDATOR_SUCCESS}}
am = basic.AnsibleModule(argspec)
assert isinstance(am.params['arg'], int)
assert am.params['arg'] == 27
@pytest.mark.parametrize('argspec, expected, stdin', [(s[0], s[2], s[1]) for s in INVALID_SPECS],
indirect=['stdin'])
def test_validator_fail(stdin, capfd, argspec, expected):
with pytest.raises(SystemExit):
basic.AnsibleModule(argument_spec=argspec)
out, err = capfd.readouterr()
assert not err
assert expected in json.loads(out)['msg']
assert json.loads(out)['failed']
class TestComplexArgSpecs:
"""Test with a more complex arg_spec"""
@pytest.mark.parametrize('stdin', [{'foo': 'hello'}, {'dup': 'hello'}], indirect=['stdin'])
def test_complex_required(self, stdin, complex_argspec):
"""Test that the complex argspec works if we give it its required param as either the canonical or aliased name"""
am = basic.AnsibleModule(**complex_argspec)
assert isinstance(am.params['foo'], str)
assert am.params['foo'] == 'hello'
@pytest.mark.parametrize('stdin', [{'foo': 'hello', 'bam': 'test'}], indirect=['stdin'])
def test_complex_type_fallback(self, mocker, stdin, complex_argspec):
"""Test that the complex argspec works if we get a required parameter via fallback"""
environ = os.environ.copy()
environ['BAZ'] = 'test data'
mocker.patch('ansible.module_utils.basic.os.environ', environ)
am = basic.AnsibleModule(**complex_argspec)
assert isinstance(am.params['baz'], str)
assert am.params['baz'] == 'test data'
@pytest.mark.parametrize('stdin', [{'foo': 'hello', 'bar': 'bad', 'bam': 'bad2'}], indirect=['stdin'])
def test_fail_mutually_exclusive(self, capfd, stdin, complex_argspec):
"""Fail because of mutually exclusive parameters"""
with pytest.raises(SystemExit):
am = basic.AnsibleModule(**complex_argspec)
out, err = capfd.readouterr()
results = json.loads(out)
assert results['failed']
assert results['msg'] == "parameters are mutually exclusive: bar, bam"
@pytest.mark.parametrize('stdin', [{'foo': 'hello', 'bam': 'bad2'}], indirect=['stdin'])
def test_fail_required_together(self, capfd, stdin, complex_argspec):
"""Fail because only one of a required_together pair of parameters was specified"""
with pytest.raises(SystemExit):
am = basic.AnsibleModule(**complex_argspec)
out, err = capfd.readouterr()
results = json.loads(out)
assert results['failed']
assert results['msg'] == "parameters are required together: bam, baz"
@pytest.mark.parametrize('stdin', [{'foo': 'hello', 'bar': 'hi'}], indirect=['stdin'])
def test_fail_required_together_and_default(self, capfd, stdin, complex_argspec):
"""Fail because one of a required_together pair of parameters has a default and the other was not specified"""
complex_argspec['argument_spec']['baz'] = {'default': 42}
with pytest.raises(SystemExit):
am = basic.AnsibleModule(**complex_argspec)
out, err = capfd.readouterr()
results = json.loads(out)
assert results['failed']
assert results['msg'] == "parameters are required together: bam, baz"
@pytest.mark.parametrize('stdin', [{'foo': 'hello'}], indirect=['stdin'])
def test_fail_required_together_and_fallback(self, capfd, mocker, stdin, complex_argspec):
"""Fail because one of a required_together pair of parameters has a fallback and the other was not specified"""
environ = os.environ.copy()
environ['BAZ'] = 'test data'
mocker.patch('ansible.module_utils.basic.os.environ', environ)
with pytest.raises(SystemExit):
am = basic.AnsibleModule(**complex_argspec)
out, err = capfd.readouterr()
results = json.loads(out)
assert results['failed']
assert results['msg'] == "parameters are required together: bam, baz"
@pytest.mark.parametrize('stdin', [{'foo': 'hello', 'zardoz2': ['one', 'four', 'five']}], indirect=['stdin'])
def test_fail_list_with_choices(self, capfd, mocker, stdin, complex_argspec):
"""Fail because one of the items is not in the choice"""
with pytest.raises(SystemExit):
basic.AnsibleModule(**complex_argspec)
out, err = capfd.readouterr()
results = json.loads(out)
assert results['failed']
assert results['msg'] == "value of zardoz2 must be one or more of: one, two, three. Got no match for: four, five"
@pytest.mark.parametrize('stdin', [{'foo': 'hello', 'zardoz2': ['one', 'three']}], indirect=['stdin'])
def test_list_with_choices(self, capfd, mocker, stdin, complex_argspec):
"""Test choices with list"""
am = basic.AnsibleModule(**complex_argspec)
assert isinstance(am.params['zardoz2'], list)
assert am.params['zardoz2'] == ['one', 'three']
class TestComplexOptions:
"""Test arg spec options"""
# (Paramaters, expected value of module.params['foobar'])
OPTIONS_PARAMS_LIST = (
({'foobar': [{"foo": "hello", "bam": "good"}, {"foo": "test", "bar": "good"}]},
[{'foo': 'hello', 'bam': 'good', 'bam2': 'test', 'bar': None, 'baz': None, 'bam1': None, 'bam3': None},
{'foo': 'test', 'bam': None, 'bam2': 'test', 'bar': 'good', 'baz': None, 'bam1': None, 'bam3': None},
]),
# Alias for required param
({'foobar': [{"dup": "test", "bar": "good"}]},
[{'foo': 'test', 'dup': 'test', 'bam': None, 'bam2': 'test', 'bar': 'good', 'baz': None, 'bam1': None, 'bam3': None}]
),
# Required_if utilizing default value of the requirement
({'foobar': [{"foo": "bam2", "bar": "required_one_of"}]},
[{'bam': None, 'bam1': None, 'bam2': 'test', 'bam3': None, 'bar': 'required_one_of', 'baz': None, 'foo': 'bam2'}]
),
# Check that a bool option is converted
({"foobar": [{"foo": "required", "bam": "good", "bam3": "yes"}]},
[{'bam': 'good', 'bam1': None, 'bam2': 'test', 'bam3': True, 'bar': None, 'baz': None, 'foo': 'required'}]
),
)
# (Paramaters, expected value of module.params['foobar'])
OPTIONS_PARAMS_DICT = (
({'foobar': {"foo": "hello", "bam": "good"}},
{'foo': 'hello', 'bam': 'good', 'bam2': 'test', 'bar': None, 'baz': None, 'bam1': None, 'bam3': None}
),
# Alias for required param
({'foobar': {"dup": "test", "bar": "good"}},
{'foo': 'test', 'dup': 'test', 'bam': None, 'bam2': 'test', 'bar': 'good', 'baz': None, 'bam1': None, 'bam3': None}
),
# Required_if utilizing default value of the requirement
({'foobar': {"foo": "bam2", "bar": "required_one_of"}},
{'bam': None, 'bam1': None, 'bam2': 'test', 'bam3': None, 'bar': 'required_one_of', 'baz': None, 'foo': 'bam2'}
),
# Check that a bool option is converted
({"foobar": {"foo": "required", "bam": "good", "bam3": "yes"}},
{'bam': 'good', 'bam1': None, 'bam2': 'test', 'bam3': True, 'bar': None, 'baz': None, 'foo': 'required'}
),
)
# (Paramaters, failure message)
FAILING_PARAMS_LIST = (
# Missing required option
({'foobar': [{}]}, 'missing required arguments: foo found in foobar'),
# Invalid option
({'foobar': [{"foo": "hello", "bam": "good", "invalid": "bad"}]}, 'module: invalid found in foobar. Supported parameters include'),
# Mutually exclusive options found
({'foobar': [{"foo": "test", "bam": "bad", "bam1": "bad", "baz": "req_to"}]},
'parameters are mutually exclusive: bam, bam1 found in foobar'),
# required_if fails
({'foobar': [{"foo": "hello", "bar": "bad"}]},
'foo is hello but all of the following are missing: bam found in foobar'),
# Missing required_one_of option
({'foobar': [{"foo": "test"}]},
'one of the following is required: bar, bam found in foobar'),
# Missing required_together option
({'foobar': [{"foo": "test", "bar": "required_one_of", "bam1": "bad"}]},
'parameters are required together: bam1, baz found in foobar'),
)
# (Paramaters, failure message)
FAILING_PARAMS_DICT = (
# Missing required option
({'foobar': {}}, 'missing required arguments: foo found in foobar'),
# Invalid option
({'foobar': {"foo": "hello", "bam": "good", "invalid": "bad"}},
'module: invalid found in foobar. Supported parameters include'),
# Mutually exclusive options found
({'foobar': {"foo": "test", "bam": "bad", "bam1": "bad", "baz": "req_to"}},
'parameters are mutually exclusive: bam, bam1 found in foobar'),
# required_if fails
({'foobar': {"foo": "hello", "bar": "bad"}},
'foo is hello but all of the following are missing: bam found in foobar'),
# Missing required_one_of option
({'foobar': {"foo": "test"}},
'one of the following is required: bar, bam found in foobar'),
# Missing required_together option
({'foobar': {"foo": "test", "bar": "required_one_of", "bam1": "bad"}},
'parameters are required together: bam1, baz found in foobar'),
)
@pytest.mark.parametrize('stdin, expected', OPTIONS_PARAMS_DICT, indirect=['stdin'])
def test_options_type_dict(self, stdin, options_argspec_dict, expected):
"""Test that a basic creation with required and required_if works"""
# should test ok, tests basic foo requirement and required_if
am = basic.AnsibleModule(**options_argspec_dict)
assert isinstance(am.params['foobar'], dict)
assert am.params['foobar'] == expected
@pytest.mark.parametrize('stdin, expected', OPTIONS_PARAMS_LIST, indirect=['stdin'])
def test_options_type_list(self, stdin, options_argspec_list, expected):
"""Test that a basic creation with required and required_if works"""
# should test ok, tests basic foo requirement and required_if
am = basic.AnsibleModule(**options_argspec_list)
assert isinstance(am.params['foobar'], list)
assert am.params['foobar'] == expected
@pytest.mark.parametrize('stdin, expected', FAILING_PARAMS_DICT, indirect=['stdin'])
def test_fail_validate_options_dict(self, capfd, stdin, options_argspec_dict, expected):
"""Fail because one of a required_together pair of parameters has a default and the other was not specified"""
with pytest.raises(SystemExit):
am = basic.AnsibleModule(**options_argspec_dict)
out, err = capfd.readouterr()
results = json.loads(out)
assert results['failed']
assert expected in results['msg']
@pytest.mark.parametrize('stdin, expected', FAILING_PARAMS_LIST, indirect=['stdin'])
def test_fail_validate_options_list(self, capfd, stdin, options_argspec_list, expected):
"""Fail because one of a required_together pair of parameters has a default and the other was not specified"""
with pytest.raises(SystemExit):
am = basic.AnsibleModule(**options_argspec_list)
out, err = capfd.readouterr()
results = json.loads(out)
assert results['failed']
assert expected in results['msg']
@pytest.mark.parametrize('stdin', [{'foobar': {'foo': 'required', 'bam1': 'test', 'bar': 'case'}}], indirect=['stdin'])
def test_fallback_in_option(self, mocker, stdin, options_argspec_dict):
"""Test that the complex argspec works if we get a required parameter via fallback"""
environ = os.environ.copy()
environ['BAZ'] = 'test data'
mocker.patch('ansible.module_utils.basic.os.environ', environ)
am = basic.AnsibleModule(**options_argspec_dict)
assert isinstance(am.params['foobar']['baz'], str)
assert am.params['foobar']['baz'] == 'test data'
@pytest.mark.parametrize('stdin,spec,expected', [
({},
{'one': {'type': 'dict', 'apply_defaults': True, 'options': {'two': {'default': True, 'type': 'bool'}}}},
{'two': True}),
({},
{'one': {'type': 'dict', 'options': {'two': {'default': True, 'type': 'bool'}}}},
None),
], indirect=['stdin'])
def test_subspec_not_required_defaults(self, stdin, spec, expected):
# Check that top level not required, processed subspec defaults
am = basic.AnsibleModule(spec)
assert am.params['one'] == expected
class TestLoadFileCommonArguments:
@pytest.mark.parametrize('stdin', [{}], indirect=['stdin'])
def test_smoketest_load_file_common_args(self, am):
"""With no file arguments, an empty dict is returned"""
am.selinux_mls_enabled = MagicMock()
am.selinux_mls_enabled.return_value = True
am.selinux_default_context = MagicMock()
am.selinux_default_context.return_value = 'unconfined_u:object_r:default_t:s0'.split(':', 3)
assert am.load_file_common_arguments(params={}) == {}
@pytest.mark.parametrize('stdin', [{}], indirect=['stdin'])
def test_load_file_common_args(self, am, mocker):
am.selinux_mls_enabled = MagicMock()
am.selinux_mls_enabled.return_value = True
am.selinux_default_context = MagicMock()
am.selinux_default_context.return_value = 'unconfined_u:object_r:default_t:s0'.split(':', 3)
base_params = dict(
path='/path/to/file',
mode=0o600,
owner='root',
group='root',
seuser='_default',
serole='_default',
setype='_default',
selevel='_default',
)
extended_params = base_params.copy()
extended_params.update(dict(
follow=True,
foo='bar',
))
final_params = base_params.copy()
final_params.update(dict(
path='/path/to/real_file',
secontext=['unconfined_u', 'object_r', 'default_t', 's0'],
attributes=None,
))
# with the proper params specified, the returned dictionary should represent
# only those params which have something to do with the file arguments, excluding
# other params and updated as required with proper values which may have been
# massaged by the method
mocker.patch('os.path.islink', return_value=True)
mocker.patch('os.path.realpath', return_value='/path/to/real_file')
res = am.load_file_common_arguments(params=extended_params)
assert res == final_params