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ansible/test/units/module_utils/network/nso/test_nso.py
Claes Nästén 042c111563 nso_config break cycles in dependency sorting (#36828) 
False assumption that values can not have cyclic dependencies. Fix by
removing dependency on self and look for cycles, if found remove
dependency to get a partial sort done.
2018-02-28 11:16:49 +00:00

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# Copyright (c) 2017 Cisco and/or its affiliates.
#
# This file is part of Ansible
#
# Ansible is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Ansible is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
#
from __future__ import (absolute_import, division, print_function)
import json
from ansible.compat.tests.mock import patch
from ansible.compat.tests import unittest
from ansible.module_utils.network.nso import nso
MODULE_PREFIX_MAP = '''
{
"ansible-nso": "an",
"test": "test",
"tailf-ncs": "ncs"
}
'''
SCHEMA_DATA = {
'/an:id-name-leaf': '''
{
"meta": {
"prefix": "an",
"namespace": "http://github.com/ansible/nso",
"types": {
"http://github.com/ansible/nso:id-name-t": [
{
"name": "http://github.com/ansible/nso:id-name-t",
"enumeration": [
{
"label": "id-one"
},
{
"label": "id-two"
}
]
},
{
"name": "identityref"
}
]
},
"keypath": "/an:id-name-leaf"
},
"data": {
"kind": "leaf",
"type": {
"namespace": "http://github.com/ansible/nso",
"name": "id-name-t"
},
"name": "id-name-leaf",
"qname": "an:id-name-leaf"
}
}''',
'/an:id-name-values': '''
{
"meta": {
"prefix": "an",
"namespace": "http://github.com/ansible/nso",
"types": {},
"keypath": "/an:id-name-values"
},
"data": {
"kind": "container",
"name": "id-name-values",
"qname": "an:id-name-values",
"children": [
{
"kind": "list",
"name": "id-name-value",
"qname": "an:id-name-value",
"key": [
"name"
]
}
]
}
}
''',
'/an:id-name-values/id-name-value': '''
{
"meta": {
"prefix": "an",
"namespace": "http://github.com/ansible/nso",
"types": {
"http://github.com/ansible/nso:id-name-t": [
{
"name": "http://github.com/ansible/nso:id-name-t",
"enumeration": [
{
"label": "id-one"
},
{
"label": "id-two"
}
]
},
{
"name": "identityref"
}
]
},
"keypath": "/an:id-name-values/id-name-value"
},
"data": {
"kind": "list",
"name": "id-name-value",
"qname": "an:id-name-value",
"key": [
"name"
],
"children": [
{
"kind": "key",
"name": "name",
"qname": "an:name",
"type": {
"namespace": "http://github.com/ansible/nso",
"name": "id-name-t"
}
},
{
"kind": "leaf",
"type": {
"primitive": true,
"name": "string"
},
"name": "value",
"qname": "an:value"
}
]
}
}
''',
'/test:test': '''
{
"meta": {
"types": {
"http://example.com/test:t15": [
{
"leaf_type":[
{
"name":"string"
}
],
"list_type":[
{
"name":"http://example.com/test:t15",
"leaf-list":true
}
]
}
]
}
},
"data": {
"kind": "list",
"name":"test",
"qname":"test:test",
"key":["name"],
"children": [
{
"kind": "key",
"name": "name",
"qname": "test:name",
"type": {"name":"string","primitive":true}
},
{
"kind": "choice",
"name": "test-choice",
"qname": "test:test-choice",
"cases": [
{
"kind": "case",
"name": "direct-child-case",
"qname":"test:direct-child-case",
"children":[
{
"kind": "leaf",
"name": "direct-child",
"qname": "test:direct-child",
"type": {"name":"string","primitive":true}
}
]
},
{
"kind":"case","name":"nested-child-case","qname":"test:nested-child-case",
"children": [
{
"kind": "choice",
"name": "nested-choice",
"qname": "test:nested-choice",
"cases": [
{
"kind":"case","name":"nested-child","qname":"test:nested-child",
"children": [
{
"kind": "leaf",
"name":"nested-child",
"qname":"test:nested-child",
"type":{"name":"string","primitive":true}}
]
}
]
}
]
}
]
},
{
"kind":"leaf-list",
"name":"device-list",
"qname":"test:device-list",
"type": {
"namespace":"http://example.com/test",
"name":"t15"
}
}
]
}
}
''',
'/test:test/device-list': '''
{
"meta": {
"types": {
"http://example.com/test:t15": [
{
"leaf_type":[
{
"name":"string"
}
],
"list_type":[
{
"name":"http://example.com/test:t15",
"leaf-list":true
}
]
}
]
}
},
"data": {
"kind":"leaf-list",
"name":"device-list",
"qname":"test:device-list",
"type": {
"namespace":"http://example.com/test",
"name":"t15"
}
}
}
''',
'/test:deps': '''
{
"meta": {
},
"data": {
"kind":"container",
"name":"deps",
"qname":"test:deps",
"children": [
{
"kind": "leaf",
"type": {
"primitive": true,
"name": "string"
},
"name": "a",
"qname": "test:a",
"deps": ["/test:deps/c"]
},
{
"kind": "leaf",
"type": {
"primitive": true,
"name": "string"
},
"name": "b",
"qname": "test:b",
"deps": ["/test:deps/a"]
},
{
"kind": "leaf",
"type": {
"primitive": true,
"name": "string"
},
"name": "c",
"qname": "test:c"
}
]
}
}
'''
}
class MockResponse(object):
def __init__(self, method, params, code, body, headers=None):
if headers is None:
headers = {}
self.method = method
self.params = params
self.code = code
self.body = body
self.headers = dict(headers)
def read(self):
return self.body
def mock_call(calls, url, data=None, headers=None, method=None):
result = calls[0]
del calls[0]
request = json.loads(data)
if result.method != request['method']:
raise ValueError('expected method {0}({1}), got {2}({3})'.format(
result.method, result.params,
request['method'], request['params']))
for key, value in result.params.items():
if key not in request['params']:
raise ValueError('{0} not in parameters'.format(key))
if value != request['params'][key]:
raise ValueError('expected {0} to be {1}, got {2}'.format(
key, value, request['params'][key]))
return result
def get_schema_response(path):
return MockResponse(
'get_schema', {'path': path}, 200, '{{"result": {0}}}'.format(
SCHEMA_DATA[path]))
class TestJsonRpc(unittest.TestCase):
@patch('ansible.module_utils.network.nso.nso.open_url')
def test_exists(self, open_url_mock):
calls = [
MockResponse('new_trans', {}, 200, '{"result": {"th": 1}}'),
MockResponse('exists', {'path': '/exists'}, 200, '{"result": {"exists": true}}'),
MockResponse('exists', {'path': '/not-exists'}, 200, '{"result": {"exists": false}}')
]
open_url_mock.side_effect = lambda *args, **kwargs: mock_call(calls, *args, **kwargs)
client = nso.JsonRpc('http://localhost:8080/jsonrpc')
self.assertEquals(True, client.exists('/exists'))
self.assertEquals(False, client.exists('/not-exists'))
self.assertEqual(0, len(calls))
@patch('ansible.module_utils.network.nso.nso.open_url')
def test_exists_data_not_found(self, open_url_mock):
calls = [
MockResponse('new_trans', {}, 200, '{"result": {"th": 1}}'),
MockResponse('exists', {'path': '/list{missing-parent}/list{child}'}, 200, '{"error":{"type":"data.not_found"}}')
]
open_url_mock.side_effect = lambda *args, **kwargs: mock_call(calls, *args, **kwargs)
client = nso.JsonRpc('http://localhost:8080/jsonrpc')
self.assertEquals(False, client.exists('/list{missing-parent}/list{child}'))
self.assertEqual(0, len(calls))
class TestValueBuilder(unittest.TestCase):
@patch('ansible.module_utils.network.nso.nso.open_url')
def test_identityref_leaf(self, open_url_mock):
calls = [
MockResponse('new_trans', {}, 200, '{"result": {"th": 1}}'),
get_schema_response('/an:id-name-leaf'),
MockResponse('get_module_prefix_map', {}, 200, '{{"result": {0}}}'.format(MODULE_PREFIX_MAP))
]
open_url_mock.side_effect = lambda *args, **kwargs: mock_call(calls, *args, **kwargs)
parent = "/an:id-name-leaf"
schema_data = json.loads(
SCHEMA_DATA['/an:id-name-leaf'])
schema = schema_data['data']
vb = nso.ValueBuilder(nso.JsonRpc('http://localhost:8080/jsonrpc'))
vb.build(parent, None, 'ansible-nso:id-two', schema)
self.assertEquals(1, len(vb.values))
value = vb.values[0]
self.assertEquals(parent, value.path)
self.assertEquals('set', value.state)
self.assertEquals('an:id-two', value.value)
self.assertEqual(0, len(calls))
@patch('ansible.module_utils.network.nso.nso.open_url')
def test_identityref_key(self, open_url_mock):
calls = [
MockResponse('new_trans', {}, 200, '{"result": {"th": 1}}'),
get_schema_response('/an:id-name-values/id-name-value'),
MockResponse('get_module_prefix_map', {}, 200, '{{"result": {0}}}'.format(MODULE_PREFIX_MAP)),
MockResponse('exists', {'path': '/an:id-name-values/id-name-value{an:id-one}'}, 200, '{"result": {"exists": true}}')
]
open_url_mock.side_effect = lambda *args, **kwargs: mock_call(calls, *args, **kwargs)
parent = "/an:id-name-values"
schema_data = json.loads(
SCHEMA_DATA['/an:id-name-values/id-name-value'])
schema = schema_data['data']
vb = nso.ValueBuilder(nso.JsonRpc('http://localhost:8080/jsonrpc'))
vb.build(parent, 'id-name-value', [{'name': 'ansible-nso:id-one', 'value': '1'}], schema)
self.assertEquals(1, len(vb.values))
value = vb.values[0]
self.assertEquals('{0}/id-name-value{{an:id-one}}/value'.format(parent), value.path)
self.assertEquals('set', value.state)
self.assertEquals('1', value.value)
self.assertEqual(0, len(calls))
@patch('ansible.module_utils.network.nso.nso.open_url')
def test_nested_choice(self, open_url_mock):
calls = [
MockResponse('new_trans', {}, 200, '{"result": {"th": 1}}'),
get_schema_response('/test:test'),
MockResponse('exists', {'path': '/test:test{direct}'}, 200, '{"result": {"exists": true}}'),
MockResponse('exists', {'path': '/test:test{nested}'}, 200, '{"result": {"exists": true}}')
]
open_url_mock.side_effect = lambda *args, **kwargs: mock_call(calls, *args, **kwargs)
parent = "/test:test"
schema_data = json.loads(
SCHEMA_DATA['/test:test'])
schema = schema_data['data']
vb = nso.ValueBuilder(nso.JsonRpc('http://localhost:8080/jsonrpc'))
vb.build(parent, None, [{'name': 'direct', 'direct-child': 'direct-value'},
{'name': 'nested', 'nested-child': 'nested-value'}], schema)
self.assertEquals(2, len(vb.values))
value = vb.values[0]
self.assertEquals('{0}{{direct}}/direct-child'.format(parent), value.path)
self.assertEquals('set', value.state)
self.assertEquals('direct-value', value.value)
value = vb.values[1]
self.assertEquals('{0}{{nested}}/nested-child'.format(parent), value.path)
self.assertEquals('set', value.state)
self.assertEquals('nested-value', value.value)
self.assertEqual(0, len(calls))
@patch('ansible.module_utils.network.nso.nso.open_url')
def test_leaf_list_type(self, open_url_mock):
calls = [
MockResponse('get_system_setting', {'operation': 'version'}, 200, '{"result": "4.4"}'),
MockResponse('new_trans', {}, 200, '{"result": {"th": 1}}'),
get_schema_response('/test:test')
]
open_url_mock.side_effect = lambda *args, **kwargs: mock_call(calls, *args, **kwargs)
parent = "/test:test"
schema_data = json.loads(
SCHEMA_DATA['/test:test'])
schema = schema_data['data']
vb = nso.ValueBuilder(nso.JsonRpc('http://localhost:8080/jsonrpc'))
vb.build(parent, None, {'device-list': ['one', 'two']}, schema)
self.assertEquals(1, len(vb.values))
value = vb.values[0]
self.assertEquals('{0}/device-list'.format(parent), value.path)
self.assertEquals(['one', 'two'], value.value)
self.assertEqual(0, len(calls))
@patch('ansible.module_utils.network.nso.nso.open_url')
def test_leaf_list_type_45(self, open_url_mock):
calls = [
MockResponse('get_system_setting', {'operation': 'version'}, 200, '{"result": "4.5"}'),
MockResponse('new_trans', {}, 200, '{"result": {"th": 1}}'),
get_schema_response('/test:test/device-list')
]
open_url_mock.side_effect = lambda *args, **kwargs: mock_call(calls, *args, **kwargs)
parent = "/test:test"
schema_data = json.loads(
SCHEMA_DATA['/test:test'])
schema = schema_data['data']
vb = nso.ValueBuilder(nso.JsonRpc('http://localhost:8080/jsonrpc'))
vb.build(parent, None, {'device-list': ['one', 'two']}, schema)
self.assertEquals(3, len(vb.values))
value = vb.values[0]
self.assertEquals('{0}/device-list'.format(parent), value.path)
self.assertEquals(nso.State.ABSENT, value.state)
value = vb.values[1]
self.assertEquals('{0}/device-list{{one}}'.format(parent), value.path)
self.assertEquals(nso.State.PRESENT, value.state)
value = vb.values[2]
self.assertEquals('{0}/device-list{{two}}'.format(parent), value.path)
self.assertEquals(nso.State.PRESENT, value.state)
self.assertEqual(0, len(calls))
@patch('ansible.module_utils.network.nso.nso.open_url')
def test_sort_by_deps(self, open_url_mock):
calls = [
MockResponse('new_trans', {}, 200, '{"result": {"th": 1}}'),
get_schema_response('/test:deps')
]
open_url_mock.side_effect = lambda *args, **kwargs: mock_call(calls, *args, **kwargs)
parent = "/test:deps"
schema_data = json.loads(
SCHEMA_DATA['/test:deps'])
schema = schema_data['data']
values = {
'a': '1',
'b': '2',
'c': '3',
}
vb = nso.ValueBuilder(nso.JsonRpc('http://localhost:8080/jsonrpc'))
vb.build(parent, None, values, schema)
self.assertEquals(3, len(vb.values))
value = vb.values[0]
self.assertEquals('{0}/c'.format(parent), value.path)
self.assertEquals('3', value.value)
value = vb.values[1]
self.assertEquals('{0}/a'.format(parent), value.path)
self.assertEquals('1', value.value)
value = vb.values[2]
self.assertEquals('{0}/b'.format(parent), value.path)
self.assertEquals('2', value.value)
self.assertEqual(0, len(calls))
@patch('ansible.module_utils.network.nso.nso.open_url')
def test_sort_by_deps_not_included(self, open_url_mock):
calls = [
MockResponse('new_trans', {}, 200, '{"result": {"th": 1}}'),
get_schema_response('/test:deps')
]
open_url_mock.side_effect = lambda *args, **kwargs: mock_call(calls, *args, **kwargs)
parent = "/test:deps"
schema_data = json.loads(
SCHEMA_DATA['/test:deps'])
schema = schema_data['data']
values = {
'a': '1',
'b': '2'
}
vb = nso.ValueBuilder(nso.JsonRpc('http://localhost:8080/jsonrpc'))
vb.build(parent, None, values, schema)
self.assertEquals(2, len(vb.values))
value = vb.values[0]
self.assertEquals('{0}/a'.format(parent), value.path)
self.assertEquals('1', value.value)
value = vb.values[1]
self.assertEquals('{0}/b'.format(parent), value.path)
self.assertEquals('2', value.value)
self.assertEqual(0, len(calls))
class TestVerifyVersion(unittest.TestCase):
def test_valid_versions(self):
self.assertTrue(nso.verify_version_str('5.0', [(4, 6), (4, 5, 1)]))
self.assertTrue(nso.verify_version_str('5.1.1', [(4, 6), (4, 5, 1)]))
self.assertTrue(nso.verify_version_str('5.1.1.2', [(4, 6), (4, 5, 1)]))
self.assertTrue(nso.verify_version_str('4.6', [(4, 6), (4, 5, 1)]))
self.assertTrue(nso.verify_version_str('4.6.2', [(4, 6), (4, 5, 1)]))
self.assertTrue(nso.verify_version_str('4.6.2.1', [(4, 6), (4, 5, 1)]))
self.assertTrue(nso.verify_version_str('4.5.1', [(4, 6), (4, 5, 1)]))
self.assertTrue(nso.verify_version_str('4.5.2', [(4, 6), (4, 5, 1)]))
self.assertTrue(nso.verify_version_str('4.5.1.2', [(4, 6), (4, 5, 1)]))
def test_invalid_versions(self):
self.assertFalse(nso.verify_version_str('4.4', [(4, 6), (4, 5, 1)]))
self.assertFalse(nso.verify_version_str('4.4.1', [(4, 6), (4, 5, 1)]))
self.assertFalse(nso.verify_version_str('4.4.1.2', [(4, 6), (4, 5, 1)]))
self.assertFalse(nso.verify_version_str('4.5.0', [(4, 6), (4, 5, 1)]))
class TestValueSort(unittest.TestCase):
def test_sort_parent_depend(self):
values = [
nso.ValueBuilder.Value('/test/list{entry}', '/test/list', 'CREATE', ['']),
nso.ValueBuilder.Value('/test/list{entry}/description', '/test/list/description', 'TEST', ['']),
nso.ValueBuilder.Value('/test/entry', '/test/entry', 'VALUE', ['/test/list', '/test/list/name'])
]
result = [v.path for v in nso.ValueBuilder.sort_values(values)]
self.assertEquals(['/test/list{entry}', '/test/entry', '/test/list{entry}/description'], result)
def test_sort_break_direct_cycle(self):
values = [
nso.ValueBuilder.Value('/test/a', '/test/a', 'VALUE', ['/test/c']),
nso.ValueBuilder.Value('/test/b', '/test/b', 'VALUE', ['/test/a']),
nso.ValueBuilder.Value('/test/c', '/test/c', 'VALUE', ['/test/a'])
]
result = [v.path for v in nso.ValueBuilder.sort_values(values)]
self.assertEquals(['/test/a', '/test/b', '/test/c'], result)
def test_sort_break_indirect_cycle(self):
values = [
nso.ValueBuilder.Value('/test/c', '/test/c', 'VALUE', ['/test/a']),
nso.ValueBuilder.Value('/test/a', '/test/a', 'VALUE', ['/test/b']),
nso.ValueBuilder.Value('/test/b', '/test/b', 'VALUE', ['/test/c'])
]
result = [v.path for v in nso.ValueBuilder.sort_values(values)]
self.assertEquals(['/test/a', '/test/c', '/test/b'], result)
def test_sort_depend_on_self(self):
values = [
nso.ValueBuilder.Value('/test/a', '/test/a', 'VALUE', ['/test/a']),
nso.ValueBuilder.Value('/test/b', '/test/b', 'VALUE', [])
]
result = [v.path for v in nso.ValueBuilder.sort_values(values)]
self.assertEqual(['/test/a', '/test/b'], result)
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