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# The MIT License (MIT)
# Copyright (c) 2017 Microsoft Corporation
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
# The above copyright notice and this permission notice shall be included in all
# copies or substantial portions of the Software.
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
from __future__ import print_function
import unittest
import uuid
import pytest
from six import with_metaclass
from six.moves import xrange
import azure.cosmos.cosmos_client as cosmos_client
import azure.cosmos.documents as documents
import test.test_config as test_config
from azure.cosmos.errors import HTTPFailure
class _config:
host = test_config._test_config.host
master_key = test_config._test_config.masterKey
connection_policy = test_config._test_config.connectionPolicy
PARTITION_KEY = 'key'
UNIQUE_PARTITION_KEY = 'uniquePartitionKey'
FIELD = 'field'
DOCUMENTS_COUNT = 400
DOCS_WITH_SAME_PARTITION_KEY = 200
docs_with_numeric_id = 0
sum = 0
class AggregateQueryTestSequenceMeta(type):
def __new__(mcs, name, bases, dict):
def _run_one(query, expected_result):
def test(self):
self._execute_query_and_validate_results(mcs.client, mcs.collection_link, query, expected_result)
return test
def _setup():
if (not _config.master_key or not _config.host):
raise Exception(
"You must specify your Azure Cosmos account values for "
"'masterKey' and 'host' at the top of this class to run the "
"tests.")
mcs.client = cosmos_client.CosmosClient(_config.host,
{'masterKey': _config.master_key}, _config.connection_policy)
created_db = test_config._test_config.create_database_if_not_exist(mcs.client)
created_collection = _create_collection(mcs.client, created_db)
mcs.collection_link = _get_collection_link(created_db, created_collection)
# test documents
document_definitions = []
values = [None, False, True, "abc", "cdfg", "opqrs", "ttttttt", "xyz", "oo", "ppp"]
for value in values:
d = {_config.PARTITION_KEY: value}
document_definitions.append(d)
for i in xrange(_config.DOCS_WITH_SAME_PARTITION_KEY):
d = {_config.PARTITION_KEY: _config.UNIQUE_PARTITION_KEY,
'resourceId': i,
_config.FIELD: i + 1}
document_definitions.append(d)
_config.docs_with_numeric_id = \
_config.DOCUMENTS_COUNT - len(values) - _config.DOCS_WITH_SAME_PARTITION_KEY
for i in xrange(_config.docs_with_numeric_id):
d = {_config.PARTITION_KEY: i + 1}
document_definitions.append(d)
_config.sum = _config.docs_with_numeric_id \
* (_config.docs_with_numeric_id + 1) / 2.0
_insert_doc(mcs.collection_link, document_definitions, mcs.client)
def _generate_test_configs():
aggregate_query_format = 'SELECT VALUE {}(r.{}) FROM r WHERE {}'
aggregate_orderby_query_format = 'SELECT VALUE {}(r.{}) FROM r WHERE {} ORDER BY r.{}'
aggregate_configs = [
['AVG', _config.sum / _config.docs_with_numeric_id,
'IS_NUMBER(r.{})'.format(_config.PARTITION_KEY)],
['AVG', None, 'true'],
['COUNT', _config.DOCUMENTS_COUNT, 'true'],
['MAX', 'xyz', 'true'],
['MIN', None, 'true'],
['SUM', _config.sum, 'IS_NUMBER(r.{})'.format(_config.PARTITION_KEY)],
['SUM', None, 'true']
]
for operator, expected, condition in aggregate_configs:
_all_tests.append([
'{} {}'.format(operator, condition),
aggregate_query_format.format(operator, _config.PARTITION_KEY, condition),
expected])
_all_tests.append([
'{} {} OrderBy'.format(operator, condition),
aggregate_orderby_query_format.format(operator, _config.PARTITION_KEY, condition,
_config.PARTITION_KEY),
expected])
aggregate_single_partition_format = 'SELECT VALUE {}(r.{}) FROM r WHERE r.{} = \'{}\''
aggregate_orderby_single_partition_format = 'SELECT {}(r.{}) FROM r WHERE r.{} = \'{}\''
same_partiton_sum = _config.DOCS_WITH_SAME_PARTITION_KEY * (_config.DOCS_WITH_SAME_PARTITION_KEY + 1) / 2.0
aggregate_single_partition_configs = [
['AVG', same_partiton_sum / _config.DOCS_WITH_SAME_PARTITION_KEY],
['COUNT', _config.DOCS_WITH_SAME_PARTITION_KEY],
['MAX', _config.DOCS_WITH_SAME_PARTITION_KEY],
['MIN', 1],
['SUM', same_partiton_sum]
]
for operator, expected in aggregate_single_partition_configs:
_all_tests.append([
'{} SinglePartition {}'.format(operator, 'SELECT VALUE'),
aggregate_single_partition_format.format(
operator, _config.FIELD, _config.PARTITION_KEY, _config.UNIQUE_PARTITION_KEY), expected])
_all_tests.append([
'{} SinglePartition {}'.format(operator, 'SELECT'),
aggregate_orderby_single_partition_format.format(
operator, _config.FIELD, _config.PARTITION_KEY, _config.UNIQUE_PARTITION_KEY),
Exception()])
def _run_all():
for test_name, query, expected_result in _all_tests:
test_name = "test_%s" % test_name
dict[test_name] = _run_one(query, expected_result)
def _create_collection(client, created_db):
collection_definition = {
'id': 'aggregate tests collection ' + str(uuid.uuid4()),
'indexingPolicy': {
'includedPaths': [
{
'path': '/',
'indexes': [
{
'kind': 'Range',
'dataType': 'Number'
},
{
'kind': 'Range',
'dataType': 'String'
}
]
}
]
},
'partitionKey': {
'paths': [
'/{}'.format(_config.PARTITION_KEY)
],
'kind': documents.PartitionKind.Hash
}
}
collection_options = {'offerThroughput': 10100}
created_collection = client.CreateContainer(_get_database_link(created_db),
collection_definition,
collection_options)
return created_collection
def _insert_doc(collection_link, document_definitions, client):
created_docs = []
for d in document_definitions:
created_doc = client.CreateItem(collection_link, d)
created_docs.append(created_doc)
return created_docs
def _get_database_link(database, is_name_based=True):
if is_name_based:
return 'dbs/' + database['id']
else:
return database['_self']
def _get_collection_link(database, document_collection, is_name_based=True):
if is_name_based:
return _get_database_link(database) + '/colls/' + document_collection['id']
else:
return document_collection['_self']
_all_tests = []
_setup()
_generate_test_configs()
_run_all()
return type.__new__(mcs, name, bases, dict)
@pytest.mark.usefixtures("teardown")
class AggregationQueryTest(with_metaclass(AggregateQueryTestSequenceMeta, unittest.TestCase)):
def _execute_query_and_validate_results(self, client, collection_link, query, expected):
print('Running test with query: ' + query)
# executes the query and validates the results against the expected results
options = {'enableCrossPartitionQuery': 'true'}
result_iterable = client.QueryItems(collection_link, query, options)
def _verify_result():
######################################
# test next() behavior
######################################
it = result_iterable.__iter__()
def invokeNext():
return next(it)
# validate that invocations of next() produces the same results as expected
item = invokeNext()
self.assertEqual(item, expected)
# after the result set is exhausted, invoking next must raise a StopIteration exception
self.assertRaises(StopIteration, invokeNext)
######################################
# test fetch_next_block() behavior
######################################
fetched_res = result_iterable.fetch_next_block()
fetched_size = len(fetched_res)
self.assertEqual(fetched_size, 1)
self.assertEqual(fetched_res[0], expected)
# no more results will be returned
self.assertEqual(result_iterable.fetch_next_block(), [])
if isinstance(expected, Exception):
self.assertRaises(HTTPFailure, _verify_result)
else:
_verify_result()
if __name__ == "__main__":
unittest.main()
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