--- /dev/null
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements. See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You 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 pytest
+
+from aria.orchestrator.decorators import operation, workflow
+from aria.orchestrator.workflows.core import engine, graph_compiler
+from aria.orchestrator.workflows.executor.thread import ThreadExecutor
+from aria.orchestrator.workflows import api
+from aria.modeling.service_instance import NodeBase
+
+from tests import mock, storage
+
+global_test_dict = {} # used to capture transitional node state changes
+
+
+@pytest.fixture
+def ctx(tmpdir):
+ context = mock.context.simple(str(tmpdir))
+ yield context
+ storage.release_sqlite_storage(context.model)
+
+# TODO another possible approach of writing these tests:
+# Don't create a ctx for every test.
+# Problem is, that if for every test we create a workflow that contains just one standard
+# lifecycle operation, then by the time we try to run the second test, the workflow failes since
+# the execution tries to go from 'terminated' to 'pending'.
+# And if we write a workflow that contains all the lifecycle operations, then first we need to
+# change the api of `mock.models.create_interface`, which a lot of other tests use, and second how
+# do we check all the state transition during the workflow execution in a convenient way.
+
+TYPE_URI_NAME = 'tosca.interfaces.node.lifecycle.Standard'
+SHORTHAND_NAME = 'Standard'
+
+
+def test_node_state_changes_as_a_result_of_standard_lifecycle_create(ctx, executor):
+ node = run_operation_on_node(
+ ctx, interface_name=TYPE_URI_NAME, op_name='create', executor=executor)
+ _assert_node_state_changed_as_a_result_of_standard_lifecycle_operation(node, 'create')
+
+
+def test_node_state_changes_as_a_result_of_standard_lifecycle_configure(ctx, executor):
+ node = run_operation_on_node(
+ ctx, interface_name=TYPE_URI_NAME, op_name='configure', executor=executor)
+ _assert_node_state_changed_as_a_result_of_standard_lifecycle_operation(node, 'configure')
+
+
+def test_node_state_changes_as_a_result_of_standard_lifecycle_start(ctx, executor):
+ node = run_operation_on_node(
+ ctx, interface_name=TYPE_URI_NAME, op_name='start', executor=executor)
+ _assert_node_state_changed_as_a_result_of_standard_lifecycle_operation(node, 'start')
+
+
+def test_node_state_changes_as_a_result_of_standard_lifecycle_stop(ctx, executor):
+ node = run_operation_on_node(
+ ctx, interface_name=TYPE_URI_NAME, op_name='stop', executor=executor)
+ _assert_node_state_changed_as_a_result_of_standard_lifecycle_operation(node, 'stop')
+
+
+def test_node_state_changes_as_a_result_of_standard_lifecycle_delete(ctx, executor):
+ node = run_operation_on_node(
+ ctx, interface_name=TYPE_URI_NAME, op_name='delete', executor=executor)
+ _assert_node_state_changed_as_a_result_of_standard_lifecycle_operation(node, 'delete')
+
+
+def test_node_state_changes_as_a_result_of_standard_lifecycle_create_shorthand_name(ctx, executor):
+ node = run_operation_on_node(
+ ctx, interface_name=SHORTHAND_NAME, op_name='create', executor=executor)
+ _assert_node_state_changed_as_a_result_of_standard_lifecycle_operation(node, 'create')
+
+
+def test_node_state_changes_as_a_result_of_standard_lifecycle_configure_shorthand_name(
+ ctx, executor):
+ node = run_operation_on_node(
+ ctx, interface_name=SHORTHAND_NAME, op_name='configure', executor=executor)
+ _assert_node_state_changed_as_a_result_of_standard_lifecycle_operation(node, 'configure')
+
+
+def test_node_state_changes_as_a_result_of_standard_lifecycle_start_shorthand_name(ctx, executor):
+ node = run_operation_on_node(
+ ctx, interface_name=SHORTHAND_NAME, op_name='start', executor=executor)
+ _assert_node_state_changed_as_a_result_of_standard_lifecycle_operation(node, 'start')
+
+
+def test_node_state_changes_as_a_result_of_standard_lifecycle_stop_shorthand_name(ctx, executor):
+ node = run_operation_on_node(
+ ctx, interface_name=SHORTHAND_NAME, op_name='stop', executor=executor)
+ _assert_node_state_changed_as_a_result_of_standard_lifecycle_operation(node, 'stop')
+
+
+def test_node_state_changes_as_a_result_of_standard_lifecycle_delete_shorthand_name(ctx, executor):
+ node = run_operation_on_node(
+ ctx, interface_name=SHORTHAND_NAME, op_name='delete', executor=executor)
+ _assert_node_state_changed_as_a_result_of_standard_lifecycle_operation(node, 'delete')
+
+
+def test_node_state_doesnt_change_as_a_result_of_an_operation_that_is_not_standard_lifecycle1(
+ ctx, executor):
+ node = run_operation_on_node(
+ ctx, interface_name='interface_name', op_name='op_name', executor=executor)
+ assert node.state == node.INITIAL
+
+
+def test_node_state_doesnt_change_as_a_result_of_an_operation_that_is_not_standard_lifecycle2(
+ ctx, executor):
+ node = run_operation_on_node(
+ ctx, interface_name='interface_name', op_name='create', executor=executor)
+ assert node.state == node.INITIAL
+
+
+def run_operation_on_node(ctx, op_name, interface_name, executor):
+ node = ctx.model.node.get_by_name(mock.models.DEPENDENCY_NODE_NAME)
+ interface = mock.models.create_interface(
+ service=node.service,
+ interface_name=interface_name,
+ operation_name=op_name,
+ operation_kwargs=dict(function='{name}.{func.__name__}'.format(name=__name__, func=func)))
+ node.interfaces[interface.name] = interface
+ graph_compiler.GraphCompiler(ctx, ThreadExecutor).compile(
+ single_operation_workflow(ctx, node=node, interface_name=interface_name, op_name=op_name)
+ )
+
+ eng = engine.Engine(executors={executor.__class__: executor})
+ eng.execute(ctx)
+ return node
+
+
+def run_standard_lifecycle_operation_on_node(ctx, op_name, executor):
+ return run_operation_on_node(ctx,
+ interface_name='aria.interfaces.lifecycle.Standard',
+ op_name=op_name,
+ executor=executor)
+
+
+def _assert_node_state_changed_as_a_result_of_standard_lifecycle_operation(node, op_name):
+ assert global_test_dict['transitional_state'] == NodeBase._OP_TO_STATE[op_name]['transitional']
+ assert node.state == NodeBase._OP_TO_STATE[op_name]['finished']
+
+
+@workflow
+def single_operation_workflow(graph, node, interface_name, op_name, **_):
+ graph.add_tasks(api.task.OperationTask(
+ node,
+ interface_name=interface_name,
+ operation_name=op_name))
+
+
+@operation
+def func(ctx):
+ global_test_dict['transitional_state'] = ctx.node.state
+
+
+@pytest.fixture
+def executor():
+ result = ThreadExecutor()
+ try:
+ yield result
+ finally:
+ result.close()
Code Review / multicloud / azure.git / blobdiff