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# 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 sys
import pytest
import sh
@pytest.fixture
def testenv(tmpdir, request, monkeypatch):
test_name = request.node.name
workdir = str(tmpdir)
# Setting the workdir environment variable for the CLI
monkeypatch.setenv('ARIA_WORKDIR', workdir)
return TestEnvironment(workdir, test_name)
class TestEnvironment(object):
def __init__(self, workdir, test_name):
self.workdir = workdir
self.test_name = test_name
self.cli = self._get_cli()
env = self._get_aria_env()
self.model_storage = env.model_storage
self.resource_storage = env.resource_storage
self.plugin_manager = env.plugin_manager
def install_service(self, service_template_path, dry=False, service_template_name=None,
service_name=None):
service_template_name = service_template_name or self.test_name
service_name = service_name or self.test_name
self.cli.service_templates.store(service_template_path, service_template_name)
self.cli.services.create(service_name, service_template_name=service_template_name)
self.execute_workflow(service_name, 'install', dry=dry)
return service_name
def uninstall_service(self, service_name=None, service_template_name=None, dry=False,
force_service_delete=False):
service_name = service_name or self.test_name
self.execute_workflow(service_name, 'uninstall', dry=dry)
self.cli.services.delete(service_name, force=force_service_delete)
self.cli.service_templates.delete(service_template_name or self.test_name)
def execute_workflow(self, service_name, workflow_name, dry=False):
self.cli.executions.start(workflow_name, service_name=service_name, dry=dry)
def verify_clean_storage(self):
assert len(self.model_storage.service_template.list()) == 0
assert len(self.model_storage.service.list()) == 0
assert len(self.model_storage.execution.list()) == 0
assert len(self.model_storage.node_template.list()) == 0
assert len(self.model_storage.node.list()) == 0
assert len(self.model_storage.log.list()) == 0
def _get_cli(self):
cli = sh.aria.bake('-vvv', _out=sys.stdout, _err=sys.stderr)
class PatchedCli(object):
"""
The ``sh`` library supports underscore-dash auto-replacement for commands and option
flags yet not for subcommands (e.g. ``aria service-templates``). This class fixes this.
"""
def __getattr__(self, attr):
if '_' in attr:
return cli.bake(attr.replace('_', '-'))
return getattr(cli, attr)
def __call__(self, *args, **kwargs):
"""
This is to support the ``aria`` command itself (e.g. ``aria --version`` calls).
"""
return cli(*args, **kwargs)
return PatchedCli()
def _get_aria_env(self):
"""
A somewhat hacky but most simple way of acquiring environment context such as the model
storage, resource storage, etc. Note that the ``ARIA_WORKDIR`` environment variable must be
exported before the import below is used, as the import itself will initialize the ``.aria``
directory.
"""
from aria.cli import env as cli_env
reload(cli_env) # reloading the module in-between tests
return cli_env.env
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