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# 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 os
from toscaparser.common import exception
from toscaparser import functions
from toscaparser.tests.base import TestCase
from toscaparser.tests import utils
from toscaparser.tosca_template import ToscaTemplate
from toscaparser.utils.gettextutils import _
class IntrinsicFunctionsTest(TestCase):
tosca_tpl = utils.get_sample_test_path(
"data/tosca_single_instance_wordpress.yaml")
params = {'db_name': 'my_wordpress', 'db_user': 'my_db_user',
'db_root_pwd': '12345678'}
tosca = ToscaTemplate(tosca_tpl, parsed_params=params)
def _get_node(self, node_name, tosca=None):
if tosca is None:
tosca = self.tosca
return [
node for node in tosca.nodetemplates
if node.name == node_name][0]
def _get_operation(self, interfaces, operation):
return [
interface for interface in interfaces
if interface.name == operation][0]
def _get_property(self, node_template, property_name):
return [prop.value for prop in node_template.get_properties_objects()
if prop.name == property_name][0]
def _get_inputs_dict(self):
inputs = {}
for input in self.tosca.inputs:
inputs[input.name] = input.default
return inputs
def _get_input(self, name):
self._get_inputs_dict()[name]
def test_get_property(self):
wordpress = self._get_node('wordpress')
operation = self._get_operation(wordpress.interfaces, 'configure')
wp_db_password = operation.inputs['wp_db_password']
self.assertIsInstance(wp_db_password, functions.GetProperty)
result = wp_db_password.result()
self.assertEqual('wp_pass', result)
def test_get_property_with_input_param(self):
wordpress = self._get_node('wordpress')
operation = self._get_operation(wordpress.interfaces, 'configure')
wp_db_user = operation.inputs['wp_db_user']
self.assertIsInstance(wp_db_user, functions.GetProperty)
result = wp_db_user.result()
self.assertEqual('my_db_user', result)
def test_unknown_capability_property(self):
self.assertRaises(exception.ValidationError, self._load_template,
'functions/test_unknown_capability_property.yaml')
exception.ExceptionCollector.assertExceptionMessage(
KeyError,
_('\'Property "unknown" was not found in capability '
'"database_endpoint" of node template "database" referenced '
'from node template "database".\''))
def test_get_input_in_properties(self):
mysql_dbms = self._get_node('mysql_dbms')
expected_inputs = ['db_root_pwd', 'db_port']
props = mysql_dbms.get_properties()
for key in props.keys():
prop = props[key]
self.assertIsInstance(prop.value, functions.GetInput)
expected_inputs.remove(prop.value.input_name)
self.assertListEqual(expected_inputs, [])
def test_get_input_validation(self):
self.assertRaises(
exception.ValidationError, self._load_template,
'functions/test_unknown_input_in_property.yaml')
exception.ExceptionCollector.assertExceptionMessage(
exception.UnknownInputError,
_('Unknown input "objectstore_name".'))
self.assertRaises(
exception.ValidationError, self._load_template,
'functions/test_unknown_input_in_interface.yaml')
exception.ExceptionCollector.assertExceptionMessage(
exception.UnknownInputError,
_('Unknown input "image_id".'))
self.assertRaises(
exception.ValidationError, self._load_template,
'functions/test_invalid_function_signature.yaml')
exception.ExceptionCollector.assertExceptionMessage(
ValueError,
_('Expected one argument for function "get_input" but received '
'"[\'cpus\', \'cpus\']".'))
def test_get_input_default_value_result(self):
mysql_dbms = self._get_node('mysql_dbms')
dbms_port = self._get_property(mysql_dbms, 'port')
self.assertEqual(3306, dbms_port.result())
dbms_root_password = self._get_property(mysql_dbms,
'root_password')
self.assertEqual(dbms_root_password.result(), '12345678')
def test_get_property_with_host(self):
tosca_tpl = utils.get_sample_test_path(
"data/functions/test_get_property_with_host.yaml")
mysql_database = self._get_node('mysql_database',
ToscaTemplate(tosca_tpl,
parsed_params={
'db_root_pwd': '123'
}))
operation = self._get_operation(mysql_database.interfaces, 'configure')
db_port = operation.inputs['db_port']
self.assertIsInstance(db_port, functions.GetProperty)
result = db_port.result()
self.assertEqual(3306, result)
test = operation.inputs['test']
self.assertIsInstance(test, functions.GetProperty)
result = test.result()
self.assertEqual(1, result)
def test_get_property_with_nested_params(self):
tosca_tpl = utils.get_sample_test_path(
"data/functions/tosca_nested_property_names_indexes.yaml")
webserver = self._get_node('wordpress',
ToscaTemplate(tosca_tpl,
parsed_params={
'db_root_pwd': '1234'}))
operation = self._get_operation(webserver.interfaces, 'configure')
wp_endpoint_prot = operation.inputs['wp_endpoint_protocol']
self.assertIsInstance(wp_endpoint_prot, functions.GetProperty)
self.assertEqual('tcp', wp_endpoint_prot.result())
wp_list_prop = operation.inputs['wp_list_prop']
self.assertIsInstance(wp_list_prop, functions.GetProperty)
self.assertEqual(3, wp_list_prop.result())
def test_get_property_with_capabilties_inheritance(self):
tosca_tpl = utils.get_sample_test_path(
"data/functions/test_capabilties_inheritance.yaml")
some_node = self._get_node('some_node',
ToscaTemplate(tosca_tpl,
parsed_params={
'db_root_pwd': '1234'}))
operation = self._get_operation(some_node.interfaces, 'configure')
some_input = operation.inputs['some_input']
self.assertIsInstance(some_input, functions.GetProperty)
self.assertEqual('someval', some_input.result())
def test_get_property_source_target_keywords(self):
tosca_tpl = utils.get_sample_test_path(
"data/functions/test_get_property_source_target_keywords.yaml")
tosca = ToscaTemplate(tosca_tpl,
parsed_params={'db_root_pwd': '1234'})
for node in tosca.nodetemplates:
for relationship, trgt in node.relationships.items():
rel_template = trgt.get_relationship_template()[0]
break
operation = self._get_operation(rel_template.interfaces,
'pre_configure_source')
target_test = operation.inputs['target_test']
self.assertIsInstance(target_test, functions.GetProperty)
self.assertEqual(1, target_test.result())
source_port = operation.inputs['source_port']
self.assertIsInstance(source_port, functions.GetProperty)
self.assertEqual(3306, source_port.result())
def test_get_prop_cap_host(self):
tosca_tpl = utils.get_sample_test_path(
"data/functions/test_get_prop_cap_host.yaml")
some_node = self._get_node('some_node',
ToscaTemplate(tosca_tpl))
some_prop = some_node.get_properties()['some_prop']
self.assertIsInstance(some_prop.value, functions.GetProperty)
self.assertEqual('someval', some_prop.value.result())
def test_get_prop_cap_bool(self):
tosca_tpl = utils.get_sample_test_path(
"data/functions/test_get_prop_cap_bool.yaml")
some_node = self._get_node('software',
ToscaTemplate(tosca_tpl))
some_prop = some_node.get_properties()['some_prop']
self.assertIsInstance(some_prop.value, functions.GetProperty)
self.assertEqual(False, some_prop.value.result())
def test_check_invalid_input(self):
self.assertRaises(
exception.ValidationError, self._load_template,
'functions/test_invalid_input.yaml')
exception.ExceptionCollector.assertExceptionMessage(
exception.UnknownInputError,
_('Unknown input "non_existent_input".'))
class GetAttributeTest(TestCase):
def _load_template(self, filename):
return ToscaTemplate(os.path.join(
utils.get_sample_test_path('data'), filename),
parsed_params={'db_root_pwd': '1234'})
def _get_operation(self, interfaces, operation):
return [
interface for interface in interfaces
if interface.name == operation][0]
def test_get_attribute_in_outputs(self):
tpl = self._load_template('tosca_single_instance_wordpress.yaml')
website_url_output = [
x for x in tpl.outputs if x.name == 'website_url'][0]
self.assertIsInstance(website_url_output.value, functions.GetAttribute)
self.assertEqual('server', website_url_output.value.node_template_name)
self.assertEqual('private_address',
website_url_output.value.attribute_name)
def test_get_attribute_invalid_args(self):
expected_msg = _('Illegal arguments for function "get_attribute".'
' Expected arguments: "node-template-name", '
'"req-or-cap"(optional), "property name"')
err = self.assertRaises(ValueError,
functions.get_function, None, None,
{'get_attribute': []})
self.assertIn(expected_msg, str(err))
err = self.assertRaises(ValueError,
functions.get_function, None, None,
{'get_attribute': ['x']})
self.assertIn(expected_msg, str(err))
def test_get_attribute_unknown_node_template_name(self):
self.assertRaises(
exception.ValidationError, self._load_template,
'functions/test_get_attribute_unknown_node_template_name.yaml')
exception.ExceptionCollector.assertExceptionMessage(
KeyError,
_('\'Node template "unknown_node_template" was not found.\''))
def test_get_attribute_unknown_attribute(self):
self.assertRaises(
exception.ValidationError, self._load_template,
'functions/test_get_attribute_unknown_attribute_name.yaml')
exception.ExceptionCollector.assertExceptionMessage(
KeyError,
_('\'Attribute "unknown_attribute" was not found in node template '
'"server".\''))
def test_get_attribute_host_keyword(self):
tpl = self._load_template(
'functions/test_get_attribute_host_keyword.yaml')
def assert_get_attribute_host_functionality(node_template_name):
node = [x for x in tpl.nodetemplates
if x.name == node_template_name][0]
configure_op = [
x for x in node.interfaces if x.name == 'configure'][0]
ip_addr_input = configure_op.inputs['ip_address']
self.assertIsInstance(ip_addr_input, functions.GetAttribute)
self.assertEqual('server',
ip_addr_input.get_referenced_node_template().name)
assert_get_attribute_host_functionality('dbms')
assert_get_attribute_host_functionality('database')
def test_get_attribute_host_not_found(self):
self.assertRaises(
exception.ValidationError, self._load_template,
'functions/test_get_attribute_host_not_found.yaml')
exception.ExceptionCollector.assertExceptionMessage(
ValueError,
_('"get_attribute: [ HOST, ... ]" was used in node template '
'"server" but "tosca.relationships.HostedOn" was not found in '
'the relationship chain.'))
def test_get_attribute_illegal_host_in_outputs(self):
self.assertRaises(
exception.ValidationError, self._load_template,
'functions/test_get_attribute_illegal_host_in_outputs.yaml')
exception.ExceptionCollector.assertExceptionMessage(
ValueError,
_('"get_attribute: [ HOST, ... ]" is not allowed in "outputs" '
'section of the TOSCA template.'))
def test_get_attribute_with_index(self):
self._load_template(
'functions/test_get_attribute_with_index.yaml')
def test_get_attribute_with_index_error(self):
self.assertRaises(
exception.ValidationError, self._load_template,
'functions/test_get_attribute_with_index_error.yaml')
exception.ExceptionCollector.assertExceptionMessage(
ValueError,
_('Illegal arguments for function "get_attribute". '
'Unexpected attribute/index value "0"'))
def test_get_attribute_source_target_keywords(self):
tosca_tpl = utils.get_sample_test_path(
"data/functions/test_get_attribute_source_target_keywords.yaml")
tosca = ToscaTemplate(tosca_tpl,
parsed_params={'db_root_pwd': '12345678'})
for node in tosca.nodetemplates:
for relationship, trgt in node.relationships.items():
rel_template = trgt.get_relationship_template()[0]
break
operation = self._get_operation(rel_template.interfaces,
'pre_configure_source')
target_test = operation.inputs['target_test']
self.assertIsInstance(target_test, functions.GetAttribute)
source_port = operation.inputs['source_port']
self.assertIsInstance(source_port, functions.GetAttribute)
def test_get_attribute_with_nested_params(self):
self._load_template(
'functions/test_get_attribute_with_nested_params.yaml')
def test_implicit_attribute(self):
self.assertIsNotNone(self._load_template(
'functions/test_get_implicit_attribute.yaml'))
def test_get_attribute_capability_inheritance(self):
self.assertIsNotNone(self._load_template(
'functions/test_container_cap_child.yaml'))
def test_get_attribute_custom_data_type(self):
self.assertIsNotNone(self._load_template(
'functions/test_get_attribute_custom_data_type.yaml'))
def test_get_attribute_neste_data_types(self):
self.assertIsNotNone(self._load_template(
'functions/test_get_attribute_nested_data_types.yaml'))
class ConcatTest(TestCase):
def _load_template(self, filename):
return ToscaTemplate(utils.get_sample_test_path(filename))
def test_validate_concat(self):
tosca = self._load_template("data/functions/test_concat.yaml")
server_url_output = [
output for output in tosca.outputs if output.name == 'url'][0]
func = functions.get_function(self, tosca.outputs,
server_url_output.value)
self.assertIsInstance(func, functions.Concat)
self.assertRaises(exception.ValidationError, self._load_template,
'data/functions/test_concat_invalid.yaml')
exception.ExceptionCollector.assertExceptionMessage(
ValueError,
_('Invalid arguments for function "concat". Expected at least '
'one arguments.'))
class TokenTest(TestCase):
def _load_template(self, filename):
return ToscaTemplate(utils.get_sample_test_path(filename))
def test_validate_token(self):
tosca = self._load_template("data/functions/test_token.yaml")
server_url_output = [
output for output in tosca.outputs if output.name == 'url'][0]
func = functions.get_function(self, tosca.outputs,
server_url_output.value)
self.assertIsInstance(func, functions.Token)
self.assertRaises(exception.ValidationError, self._load_template,
'data/functions/test_token_invalid.yaml')
exception.ExceptionCollector.assertExceptionMessage(
ValueError,
_('Invalid arguments for function "token". Expected at least '
'three arguments.'))
exception.ExceptionCollector.assertExceptionMessage(
ValueError,
_('Invalid arguments for function "token". Expected '
'integer value as third argument.'))
exception.ExceptionCollector.assertExceptionMessage(
ValueError,
_('Invalid arguments for function "token". Expected '
'single char value as second argument.'))
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