1# Copyright 2015 Amazon.com, Inc. or its affiliates. All Rights Reserved.
2#
3# Licensed under the Apache License, Version 2.0 (the "License"). You
4# may not use this file except in compliance with the License. A copy of
5# the License is located at
6#
7# https://aws.amazon.com/apache2.0/
8#
9# or in the "license" file accompanying this file. This file is
10# distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF
11# ANY KIND, either express or implied. See the License for the specific
12# language governing permissions and limitations under the License.
13import pytest
14
15from boto3.session import Session
16import botocore.session
17
18boto3_session = None
19
20
21def create_session():
22    global boto3_session
23    if boto3_session is None:
24        boto3_session = Session(
25            aws_access_key_id='dummy',
26            aws_secret_access_key='dummy',
27            region_name='us-east-1'
28        )
29
30    return boto3_session
31
32
33def _all_resources():
34    session = create_session()
35    for service_name in session.get_available_resources():
36        yield session, service_name
37
38
39def _all_clients():
40    session = create_session()
41    for service_name in session.get_available_services():
42        yield session, service_name
43
44
45def _all_api_version_args():
46    botocore_session = botocore.session.get_session()
47    boto3_session = create_session()
48    for service_name in boto3_session.get_available_resources():
49        yield (service_name, botocore_session, boto3_session)
50
51
52@pytest.mark.parametrize('resource_args', _all_resources())
53def test_can_create_all_resources(resource_args):
54    """Verify we can create all existing resources."""
55    session, service_name = resource_args
56    resource = session.resource(service_name)
57    # Verifying we have a "meta" attr is just an arbitrary
58    # sanity check.
59    assert hasattr(resource, 'meta')
60
61
62@pytest.mark.parametrize('client_args', _all_clients())
63def test_can_create_all_clients(client_args):
64    """Verify we can create all existing clients."""
65    session, service_name = client_args
66    client = session.client(service_name)
67    assert hasattr(client, 'meta')
68
69
70@pytest.mark.parametrize('api_version_args', _all_api_version_args())
71def test_api_versions_synced_with_botocore(api_version_args):
72    """Verify both boto3 and botocore clients stay in sync."""
73    service_name, botocore_session, boto3_session = api_version_args
74    resource = boto3_session.resource(service_name)
75    boto3_api_version = resource.meta.client.meta.service_model.api_version
76    client = botocore_session.create_client(
77        service_name,
78        region_name='us-east-1',
79        aws_access_key_id='foo',
80        aws_secret_access_key='bar'
81    )
82    botocore_api_version = client.meta.service_model.api_version
83    err = (
84        f"Different latest API versions found for {service_name}: "
85        f"{botocore_api_version} (botocore), {boto3_api_version} (boto3)\n"
86    )
87    assert botocore_api_version == boto3_api_version, err
88