# -*- mode:python; coding:utf-8 -*-

# Copyright (c) 2020 IBM Corp. 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.
# 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.
"""Test for cli module command version."""
import sys
from unittest.mock import patch

import pytest

from trestle import cli


def test_version() -> None:
    """Test version output."""
    testcmd = 'trestle version'
    with patch.object(sys, 'argv', testcmd.split()):
        with pytest.raises(SystemExit) as pytest_wrapped_e:
            cli.run()
        assert pytest_wrapped_e.type == SystemExit
        assert pytest_wrapped_e.value.code == 0
