192 lines
5.5 KiB
Python
192 lines
5.5 KiB
Python
# Copyright 2013 - Mirantis, Inc.
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# Copyright 2015 - StackStorm, Inc.
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# Copyright 2016 - Brocade Communications Systems, Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from mistral import exceptions as exc
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from mistral import expressions as expr
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from mistral.tests.unit import base
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DATA = {
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"server": {
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"id": "03ea824a-aa24-4105-9131-66c48ae54acf",
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"name": "cloud-fedora",
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"status": "ACTIVE"
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},
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"status": "OK"
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}
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SERVERS = {
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"servers": [
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{'name': 'centos'},
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{'name': 'ubuntu'},
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{'name': 'fedora'}
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]
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}
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class ExpressionsTest(base.BaseTest):
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def test_evaluate_complex_expressions(self):
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data = {
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'a': 1,
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'b': 2,
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'c': 3,
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'd': True,
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'e': False,
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'f': 10.1,
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'g': 10,
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'h': [1, 2, 3, 4, 5],
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'i': 'We are OpenStack!',
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'j': 'World',
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'k': 'Mistral',
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'l': 'awesome',
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'm': 'the way we roll'
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}
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test_cases = [
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('<% $.a + $.b * $.c %>', 7),
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('<%($.a + $.b) * $.c %>', 9),
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('<% $.d and $.e %>', False),
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('<% $.f > $.g %>', True),
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('<% $.h.len() >= 5 %>', True),
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('<% $.h.len() >= $.b + $.c %>', True),
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('<% 100 in $.h %>', False),
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('<% $.a in $.h%>', True),
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('<% ''OpenStack'' in $.i %>', True),
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('Hello, <% $.j %>!', 'Hello, World!'),
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('<% $.k %> is <% $.l %>!', 'Mistral is awesome!'),
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('This is <% $.m %>.', 'This is the way we roll.'),
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('<% 1 + 1 = 3 %>', False)
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]
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for expression, expected in test_cases:
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actual = expr.evaluate_recursively(expression, data)
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self.assertEqual(expected, actual)
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def test_evaluate_recursively(self):
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task_spec_dict = {
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'parameters': {
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'p1': 'My string',
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'p2': '<% $.param2 %>',
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'p3': ''
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},
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'publish': {
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'new_key11': 'new_key1'
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}
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}
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modified_task = expr.evaluate_recursively(
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task_spec_dict,
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{'param2': 'val32'}
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)
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self.assertDictEqual(
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{
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'parameters': {
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'p1': 'My string',
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'p2': 'val32',
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'p3': ''
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},
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'publish': {
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'new_key11': 'new_key1'
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}
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},
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modified_task
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)
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def test_evaluate_recursively_arbitrary_dict(self):
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context = {
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"auth_token": "123",
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"project_id": "mistral"
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}
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data = {
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"parameters": {
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"parameter1": {
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"name1": "<% $.auth_token %>",
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"name2": "val_name2"
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},
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"param2": [
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"var1",
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"var2",
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"/servers/<% $.project_id %>/bla"
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]
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},
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"token": "<% $.auth_token %>"
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}
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applied = expr.evaluate_recursively(data, context)
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self.assertDictEqual(
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{
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"parameters": {
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"parameter1": {
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"name1": "123",
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"name2": "val_name2"
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},
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"param2": ["var1", "var2", "/servers/mistral/bla"]
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},
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"token": "123"
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},
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applied
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)
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def test_evaluate_recursively_environment(self):
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environment = {
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'host': 'vm1234.example.com',
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'db': 'test',
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'timeout': 600,
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'verbose': True,
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'__actions': {
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'std.sql': {
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'conn': 'mysql://admin:secrete@<% env().host %>'
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'/<% env().db %>'
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}
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}
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}
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context = {
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'__env': environment
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}
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defaults = context['__env']['__actions']['std.sql']
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applied = expr.evaluate_recursively(defaults, context)
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expected = 'mysql://admin:secrete@vm1234.example.com/test'
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self.assertEqual(expected, applied['conn'])
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def test_validate_jinja_with_yaql_context(self):
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self.assertRaises(exc.JinjaGrammarException,
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expr.validate,
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'{{ $ }}')
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def test_validate_mixing_jinja_and_yaql(self):
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self.assertRaises(exc.ExpressionGrammarException,
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expr.validate,
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'<% $.a %>{{ _.a }}')
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self.assertRaises(exc.ExpressionGrammarException,
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expr.validate,
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'{{ _.a }}<% $.a %>')
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def test_evaluate_mixing_jinja_and_yaql(self):
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actual = expr.evaluate('<% $.a %>{{ _.a }}', {'a': 'b'})
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self.assertEqual('<% $.a %>b', actual)
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actual = expr.evaluate('{{ _.a }}<% $.a %>', {'a': 'b'})
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self.assertEqual('b<% $.a %>', actual)
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