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# 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 yaml import constructor
from rally.cli import yamlutils
from tests.unit import test
class YamlTestcase(test.TestCase):
"""Test yaml loading method."""
def setUp(self):
super(YamlTestcase, self).setUp()
def test_safe_load(self):
stream = "{'a': 1, 'b': {'a': 2}}"
stream_obj = yamlutils.safe_load(stream)
self.assertEqual({"a": 1, "b": {"a": 2}},
stream_obj)
def test_safe_load_duplicate_key(self):
stream = "{'a': 1, 'a': 2}"
self.assertRaises(constructor.ConstructorError,
yamlutils.safe_load, stream)
def test_safe_load_order_key(self):
stream = "{'b': 1, 'a': 1, 'c': 1}"
stream_obj = yamlutils.safe_load(stream)
self.assertEqual({"a": 1, "b": 1, "c": 1}, stream_obj)
self.assertEqual(["b", "a", "c"], list(stream_obj))
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