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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 io import StringIO
import yaml
from unittest import mock
from cliff.formatters import yaml_format
from cliff.tests import base
from cliff.tests import test_columns
class _toDict:
def __init__(self, **kwargs):
self._data = kwargs
def toDict(self):
return self._data
class _to_Dict:
def __init__(self, **kwargs):
self._data = kwargs
def to_dict(self):
return self._data
class TestYAMLFormatter(base.TestBase):
def test_format_one(self):
sf = yaml_format.YAMLFormatter()
c = ('a', 'b', 'c', 'd')
d = ('A', 'B', 'C', '"escape me"')
expected = {'a': 'A', 'b': 'B', 'c': 'C', 'd': '"escape me"'}
output = StringIO()
args = mock.Mock()
sf.emit_one(c, d, output, args)
actual = yaml.safe_load(output.getvalue())
self.assertEqual(expected, actual)
def test_formattablecolumn_one(self):
sf = yaml_format.YAMLFormatter()
c = ('a', 'b', 'c', 'd')
d = ('A', 'B', 'C', test_columns.FauxColumn(['the', 'value']))
expected = {
'a': 'A',
'b': 'B',
'c': 'C',
'd': ['the', 'value'],
}
args = mock.Mock()
sf.add_argument_group(args)
args.noindent = True
output = StringIO()
sf.emit_one(c, d, output, args)
value = output.getvalue()
print(len(value.splitlines()))
actual = yaml.safe_load(output.getvalue())
self.assertEqual(expected, actual)
def test_list(self):
sf = yaml_format.YAMLFormatter()
c = ('a', 'b', 'c')
d = (('A1', 'B1', 'C1'), ('A2', 'B2', 'C2'), ('A3', 'B3', 'C3'))
expected = [
{'a': 'A1', 'b': 'B1', 'c': 'C1'},
{'a': 'A2', 'b': 'B2', 'c': 'C2'},
{'a': 'A3', 'b': 'B3', 'c': 'C3'},
]
output = StringIO()
args = mock.Mock()
sf.add_argument_group(args)
sf.emit_list(c, d, output, args)
actual = yaml.safe_load(output.getvalue())
self.assertEqual(expected, actual)
def test_formattablecolumn_list(self):
sf = yaml_format.YAMLFormatter()
c = ('a', 'b', 'c')
d = (('A1', 'B1', test_columns.FauxColumn(['the', 'value'])),)
expected = [
{'a': 'A1', 'b': 'B1', 'c': ['the', 'value']},
]
args = mock.Mock()
sf.add_argument_group(args)
args.noindent = True
output = StringIO()
sf.emit_list(c, d, output, args)
actual = yaml.safe_load(output.getvalue())
self.assertEqual(expected, actual)
def test_one_custom_object(self):
sf = yaml_format.YAMLFormatter()
c = ('a', 'b', 'toDict', 'to_dict')
d = ('A', 'B', _toDict(spam="ham"), _to_Dict(ham="eggs"))
expected = {
'a': 'A',
'b': 'B',
'toDict': {"spam": "ham"},
'to_dict': {"ham": "eggs"},
}
output = StringIO()
args = mock.Mock()
sf.emit_one(c, d, output, args)
actual = yaml.safe_load(output.getvalue())
self.assertEqual(expected, actual)
def test_list_custom_object(self):
sf = yaml_format.YAMLFormatter()
c = ('a', 'toDict', 'to_dict')
d = (
('A1', _toDict(B=1), _to_Dict(C=1)),
('A2', _toDict(B=2), _to_Dict(C=2)),
('A3', _toDict(B=3), _to_Dict(C=3)),
)
expected = [
{'a': 'A1', 'toDict': {'B': 1}, 'to_dict': {'C': 1}},
{'a': 'A2', 'toDict': {'B': 2}, 'to_dict': {'C': 2}},
{'a': 'A3', 'toDict': {'B': 3}, 'to_dict': {'C': 3}},
]
output = StringIO()
args = mock.Mock()
sf.add_argument_group(args)
sf.emit_list(c, d, output, args)
actual = yaml.safe_load(output.getvalue())
self.assertEqual(expected, actual)
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