# 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.
import pytest
import yaml

from octane.commands import upgrade_env


def test_parser(mocker, octane_app):
    m1 = mocker.patch('octane.commands.upgrade_env.upgrade_env')
    m1.return_value = 2
    octane_app.run(["upgrade-env", "1", "2"])
    assert not octane_app.stdout.getvalue()
    assert not octane_app.stderr.getvalue()
    m1.assert_called_once_with(1, 2, network_template=None)


@pytest.mark.parametrize("return_value", [{'test': 'test'}, ])
@pytest.mark.parametrize("side_effect",
                         [None, yaml.parser.ParserError, IOError])
def test_load_network_template(mocker, return_value, side_effect):
    mocker.patch("octane.util.helpers.load_yaml",
                 return_value=return_value,
                 side_effect=side_effect)
    if side_effect:
        with pytest.raises(side_effect):
            upgrade_env.load_network_template("testfile")
    else:
        assert return_value == upgrade_env.load_network_template("testfile")