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#!/usr/bin/env python
#
# 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 io
import json
from unittest import mock
from cliff.formatters import json_format
from cliff.tests import base
from cliff.tests import test_columns
class TestJSONFormatter(base.TestBase):
def test_one(self):
sf = json_format.JSONFormatter()
c = ('a', 'b', 'c', 'd')
d = ('A', 'B', 'C', '"escape me"')
expected = {
'a': 'A',
'b': 'B',
'c': 'C',
'd': '"escape me"'
}
args = mock.Mock()
sf.add_argument_group(args)
args.noindent = True
output = io.StringIO()
sf.emit_one(c, d, output, args)
value = output.getvalue()
print(len(value.splitlines()))
self.assertEqual(1, len(value.splitlines()))
actual = json.loads(value)
self.assertEqual(expected, actual)
args.noindent = False
output = io.StringIO()
sf.emit_one(c, d, output, args)
value = output.getvalue()
self.assertEqual(6, len(value.splitlines()))
actual = json.loads(value)
self.assertEqual(expected, actual)
def test_formattablecolumn_one(self):
sf = json_format.JSONFormatter()
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 = io.StringIO()
sf.emit_one(c, d, output, args)
value = output.getvalue()
print(len(value.splitlines()))
self.assertEqual(1, len(value.splitlines()))
actual = json.loads(value)
self.assertEqual(expected, actual)
def test_list(self):
sf = json_format.JSONFormatter()
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'}
]
args = mock.Mock()
sf.add_argument_group(args)
args.noindent = True
output = io.StringIO()
sf.emit_list(c, d, output, args)
value = output.getvalue()
self.assertEqual(1, len(value.splitlines()))
actual = json.loads(value)
self.assertEqual(expected, actual)
args.noindent = False
output = io.StringIO()
sf.emit_list(c, d, output, args)
value = output.getvalue()
self.assertEqual(17, len(value.splitlines()))
actual = json.loads(value)
self.assertEqual(expected, actual)
def test_formattablecolumn_list(self):
sf = json_format.JSONFormatter()
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 = io.StringIO()
sf.emit_list(c, d, output, args)
value = output.getvalue()
self.assertEqual(1, len(value.splitlines()))
actual = json.loads(value)
self.assertEqual(expected, actual)
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