deckhand/deckhand/tests/unit/db/test_documents.py

222 lines
8.7 KiB
Python

# Copyright 2017 AT&T Intellectual Property. All other rights reserved.
#
# 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 mock
import uuid
import testtools
from testtools import matchers
from deckhand.db.sqlalchemy import api as db_api
from deckhand.tests.unit import base
BASE_EXPECTED_FIELDS = ("created_at", "updated_at", "deleted_at", "deleted")
DOCUMENT_EXPECTED_FIELDS = BASE_EXPECTED_FIELDS + (
"id", "schema", "name", "metadata", "data", "revision_id")
REVISION_EXPECTED_FIELDS = BASE_EXPECTED_FIELDS + (
"id", "child_id", "parent_id", "documents")
class DocumentFixture(object):
@staticmethod
def get_minimal_fixture(**kwargs):
fixture = {'data': 'fake document data',
'metadata': {'name': 'fake metadata'},
'schema': 'deckhand/v1'}
fixture.update(kwargs)
return fixture
class TestDocumentsApi(base.DeckhandWithDBTestCase):
def _create_document(self, payload):
doc = db_api.document_create(payload)
self._validate_document(expected=payload, actual=doc)
return doc
def _get_document(self, **fields):
doc = db_api.document_get(**fields)
self._validate_document(actual=doc)
return doc
def _get_revision(self, revision_id):
revision = db_api.revision_get(revision_id)
self._validate_revision(revision)
return revision
def _validate_object(self, obj):
for attr in BASE_EXPECTED_FIELDS:
if attr.endswith('_at'):
self.assertThat(obj[attr], matchers.MatchesAny(
matchers.Is(None), matchers.IsInstance(str)))
else:
self.assertIsInstance(obj[attr], bool)
def _validate_document(self, actual, expected=None, is_deleted=False):
self._validate_object(actual)
# Validate that the document has all expected fields and is a dict.
expected_fields = list(DOCUMENT_EXPECTED_FIELDS)
if not is_deleted:
expected_fields.remove('deleted_at')
self.assertIsInstance(actual, dict)
for field in expected_fields:
self.assertIn(field, actual)
if expected:
# Validate that the expected values are equivalent to actual
# values.
for key, val in expected.items():
self.assertEqual(val, actual[key])
def _validate_revision(self, revision):
self._validate_object(revision)
for attr in REVISION_EXPECTED_FIELDS:
self.assertIn(attr, revision)
def _validate_revision_connections(self, parent_document, parent_revision,
child_document, child_revision,
parent_child_connected=True):
self.assertNotEqual(child_revision['id'], parent_revision['id'])
self.assertEqual(parent_document['revision_id'], parent_revision['id'])
self.assertEqual(child_document['revision_id'], child_revision['id'])
# Validate that the revisions are distinct and connected together.
if parent_child_connected:
self.assertEqual(parent_revision['child_id'], child_revision['id'])
self.assertEqual(
child_revision['parent_id'], parent_revision['id'])
# Validate that the revisions are distinct but unconnected.
else:
self.assertIsNone(parent_revision['child_id'])
self.assertIsNone(child_revision['parent_id'])
def test_create_and_get_document(self):
payload = DocumentFixture.get_minimal_fixture()
document = self._create_document(payload)
retrieved_document = self._get_document(id=document['id'])
self.assertEqual(document, retrieved_document)
def test_create_document_and_get_revision(self):
payload = DocumentFixture.get_minimal_fixture()
document = self._create_document(payload)
revision = self._get_revision(document['revision_id'])
self._validate_revision(revision)
self.assertEqual(document['revision_id'], revision['id'])
def test_create_and_update_document(self):
"""
Check that the following relationship is true:
parent_document --> parent_revision
| ^
(has child) (has parent)
v |
child_document --> child_revision
"""
child_payload = DocumentFixture.get_minimal_fixture()
child_document = self._create_document(child_payload)
parent_payload = DocumentFixture.get_minimal_fixture()
parent_payload['data'] = 'fake updated document data'
parent_document = self._create_document(parent_payload)
# Validate that the new document was created.
self.assertEqual('fake updated document data', parent_document['data'])
self.assertNotEqual(child_document['id'], parent_document['id'])
# Validate that the parent document has a different revision and
# that the revisions and document links are correct.
child_revision = self._get_revision(child_document['revision_id'])
parent_revision = self._get_revision(parent_document['revision_id'])
self._validate_revision_connections(
parent_document, parent_revision, child_document, child_revision)
def test_create_and_update_document_schema(self):
"""
Check that the following relationship is true:
parent_document --> parent_revision
child_document --> child_revision
"schema" is unique so changing it results in a new document being
created.
"""
child_payload = DocumentFixture.get_minimal_fixture()
child_document = self._create_document(child_payload)
parent_payload = DocumentFixture.get_minimal_fixture()
parent_payload['schema'] = 'deckhand/v2'
parent_document = self._create_document(parent_payload)
# Validate that the new document was created.
self.assertEqual('deckhand/v2', parent_document['schema'])
self.assertNotEqual(child_document['id'], parent_document['id'])
# Validate that the parent document has a different revision and
# that the revisions and document links are correct.
child_revision = self._get_revision(child_document['revision_id'])
parent_revision = self._get_revision(parent_document['revision_id'])
self._validate_revision_connections(
parent_document, parent_revision, child_document, child_revision,
False)
def test_create_and_update_document_metadata_name(self):
"""
Check that the following relationship is true:
parent_document --> parent_revision
child_document --> child_revision
"metadata.name" is unique so changing it results in a new document
being created.
"""
child_payload = DocumentFixture.get_minimal_fixture()
child_document = self._create_document(child_payload)
parent_payload = DocumentFixture.get_minimal_fixture()
parent_payload['metadata'] = {'name': 'fake updated metadata'}
parent_document = self._create_document(parent_payload)
# Validate that the new document was created.
self.assertEqual({'name': 'fake updated metadata'},
parent_document['metadata'])
self.assertNotEqual(child_document['id'], parent_document['id'])
# Validate that the parent document has a different revision and
# that the revisions and document links are correct.
child_revision = self._get_revision(child_document['revision_id'])
parent_revision = self._get_revision(parent_document['revision_id'])
self._validate_revision_connections(
parent_document, parent_revision, child_document, child_revision,
False)
def test_get_documents_by_revision_id(self):
payload = DocumentFixture.get_minimal_fixture()
document = self._create_document(payload)
revision = self._get_revision(document['revision_id'])
self.assertEqual(1, len(revision['documents']))
self.assertEqual(document, revision['documents'][0])
def test_get_multiple_documents_by_revision_id(self):
# TODO