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jcloud-docsgen/tests/unit/utils/test_assert_that_is_instance.py
T

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Python

# Copyright 2026 jCloud
# 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.
from src.jcloud_docsgen.utils import assert_that_is_instance
import pytest
import types
class TestType: ...
TestType.__name__ = 'NOT TestType'
@pytest.mark.parametrize(
'obj,class_or_tuple',
[
(1, int),
(1, (int,)),
(1, str | int),
(1, int | str | list),
(TestType(), TestType),
(None, types.NoneType),
],
)
def test_assert_that_is_instance(obj, class_or_tuple):
assert_that_is_instance(obj, class_or_tuple)
@pytest.mark.parametrize(
'obj,class_or_tuple,expected_exception_msg',
[
(
1,
str,
"expected 'str', got 'int'",
),
(
1,
(str,),
"expected 'str', got 'int'",
),
(
1,
str | float,
"expected either 'str' or 'float', got 'int'",
),
(
1,
str | float | list,
"expected either 'str', 'float' or 'list', got 'int'",
),
(
1,
TestType,
"expected 'NOT TestType', got 'int'",
),
],
)
def test_assert_that_is_instance_exceptions(
obj,
class_or_tuple,
expected_exception_msg,
):
with pytest.raises(TypeError) as exc_info:
assert_that_is_instance(obj, class_or_tuple)
assert str(exc_info.value) == expected_exception_msg