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# Copyright 2025 Amazon.com, Inc. or its affiliates. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"). You
# may not use this file except in compliance with the License. A copy of
# the License is located at
#
# http://aws.amazon.com/apache2.0/
#
# or in the "license" file accompanying this file. This file 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 pytest
from botocore.context import (
ClientContext,
get_context,
reset_context,
set_context,
start_as_current_context,
with_current_context,
)
@pytest.fixture
def custom_context():
ctx = ClientContext()
ctx.features.add('CUSTOM')
return ctx
class TestContext:
def test_get_context_returns_none(self):
ctx = get_context()
assert ctx is None
def test_get_context_returns_current(self, client_context):
ctx = get_context()
assert ctx == client_context
def test_set_context(self, custom_context):
token = set_context(custom_context)
ctx = get_context()
assert ctx == custom_context
reset_context(token)
def test_start_as_current_context(self):
with start_as_current_context():
ctx = get_context()
ctx.features.add('FOO')
assert ctx.features == {'FOO'}
ctx = get_context()
assert ctx is None
def test_nested_start_as_current_context(self):
with start_as_current_context():
ctx = get_context()
ctx.features.add('FOO')
with start_as_current_context():
ctx = get_context()
ctx.features.add('BAR')
assert ctx.features == {'FOO', 'BAR'}
ctx = get_context()
assert ctx.features == {'FOO'}
ctx = get_context()
assert ctx is None
def test_start_as_current_context_with_param(self, custom_context):
with start_as_current_context(custom_context):
ctx = get_context()
assert ctx.features == {'CUSTOM'}
def test_with_current_context(self):
@with_current_context()
def do_something():
ctx = get_context()
assert ctx is not None
do_something()
def test_with_current_context_with_hook(self):
def register_fake():
ctx = get_context()
ctx.features.add('FOO')
@with_current_context(register_fake)
def do_something():
ctx = get_context()
assert ctx.features == {'FOO'}
do_something()
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