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# The MIT License (MIT)
# Copyright (c) Microsoft Corporation. All rights reserved.
import unittest
import uuid
import pytest
import azure.cosmos.cosmos_client as cosmos_client
from azure.cosmos import http_constants, exceptions, PartitionKey
from test_config import TestConfig
# This test class serves to test user-configurable options and verify they are
# properly set and saved into the different object instances that use these
# user-configurable settings.
def get_test_item():
item = {
'id': 'Async_' + str(uuid.uuid4()),
'test_object': True,
'lastName': 'Smith'
}
return item
@pytest.mark.cosmosLong
class TestUserConfigs(unittest.TestCase):
def test_invalid_connection_retry_configuration(self):
try:
cosmos_client.CosmosClient(url=TestConfig.host, credential=TestConfig.masterKey,
consistency_level="Session", connection_retry_policy="Invalid Policy")
except TypeError as e:
self.assertTrue(str(e).startswith('Unsupported retry policy'))
def test_enable_endpoint_discovery(self):
client_false = cosmos_client.CosmosClient(url=TestConfig.host, credential=TestConfig.masterKey,
consistency_level="Session", enable_endpoint_discovery=False)
client_default = cosmos_client.CosmosClient(url=TestConfig.host, credential=TestConfig.masterKey,
consistency_level="Session")
client_true = cosmos_client.CosmosClient(url=TestConfig.host, credential=TestConfig.masterKey,
consistency_level="Session", enable_endpoint_discovery=True)
self.assertFalse(client_false.client_connection.connection_policy.EnableEndpointDiscovery)
self.assertTrue(client_default.client_connection.connection_policy.EnableEndpointDiscovery)
self.assertTrue(client_true.client_connection.connection_policy.EnableEndpointDiscovery)
def test_authentication_error(self):
try:
cosmos_client.CosmosClient(url=TestConfig.host, credential="wrong_key")
except exceptions.CosmosHttpResponseError as e:
self.assertEqual(e.status_code, http_constants.StatusCodes.UNAUTHORIZED)
def test_default_account_consistency(self):
database_id = "PythonSDKUserConfigTesters-" + str(uuid.uuid4())
container_id = "PythonSDKTestContainer-" + str(uuid.uuid4())
client = cosmos_client.CosmosClient(url=TestConfig.host, credential=TestConfig.masterKey)
database_account = client.get_database_account()
account_consistency_level = database_account.ConsistencyPolicy["defaultConsistencyLevel"]
self.assertEqual(account_consistency_level, "Session")
# Testing the session token logic works without user passing in Session explicitly
database = client.create_database(database_id)
container = database.create_container(id=container_id, partition_key=PartitionKey(path="/id"))
create_response = container.create_item(body=get_test_item())
session_token = create_response.get_response_headers()[http_constants.CookieHeaders.SessionToken]
item2 = get_test_item()
create_response = container.create_item(body=item2)
session_token2 = create_response.get_response_headers()[http_constants.CookieHeaders.SessionToken]
# Check Session token is being updated to reflect new item created
self.assertNotEqual(session_token, session_token2)
read_response = container.read_item(item=item2.get("id"), partition_key=item2.get("id"))
read_session_token = read_response.get_response_headers()[http_constants.CookieHeaders.SessionToken]
# Check Session token remains the same for read operation as with previous create item operation
self.assertEqual(session_token2, read_session_token)
client.delete_database(database_id)
# Now testing a user-defined consistency level as opposed to using the account one
custom_level = "Eventual"
eventual_consistency_client = cosmos_client.CosmosClient(url=TestConfig.host,
credential=TestConfig.masterKey,
consistency_level=custom_level)
database_account = eventual_consistency_client.get_database_account()
account_consistency_level = database_account.ConsistencyPolicy["defaultConsistencyLevel"]
# Here they're not equal, since the headers being used make the client use a different level of consistency
self.assertNotEqual(
eventual_consistency_client
.client_connection.default_headers[http_constants.HttpHeaders.ConsistencyLevel],
account_consistency_level)
# Test for failure when trying to set consistency to higher level than account level
custom_level = "Strong"
strong_consistency_client = cosmos_client.CosmosClient(url=TestConfig.host,
credential=TestConfig.masterKey,
consistency_level=custom_level)
try:
strong_consistency_client.create_database(database_id)
except exceptions.CosmosHttpResponseError as e:
self.assertEqual(e.status_code, http_constants.StatusCodes.BAD_REQUEST)
if __name__ == "__main__":
unittest.main()
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