def from_json(json, parent_name='', ancestry=None):
"""Forms a Flag object from the provided JSON object.
Args:
json (JSON object): The JSON object to convert from.
parent_name (str, optional): The name of the parent for ancestry purposes. Defaults to an empty string.
ancestry (list[str], optional): The ancestry for the new Flag object. Defaults to None.
Returns:
The Flag object parsed from the JSON object.
"""
args = {
arg_name: arguments.Argument.from_json(arg_json)
for arg_name, arg_json in json['args'].items()
}
flag = Flag(action=json['action'],
args=args,
parent_name=parent_name,
ancestry=ancestry)
filters = [
Filter.from_json(filter_element,
parent_name=flag.name,
ancestry=flag.ancestry)
for filter_element in json['filters']
]
flag.filters = filters
return flag
def test_from_json_no_args_with_parent_and_ancestry(self):
json_in = {'action': 'mod1_filter1', 'args': {}}
filter_elem = Filter.from_json(json_in,
parent_name='test_parent',
ancestry=['a', 'b'])
self.__compare_init(filter_elem, 'mod1_filter1', 'test_parent',
['a', 'b', 'mod1_filter1'])
def from_json(json, parent_name='', ancestry=None):
args = {
arg_name: arguments.Argument.from_json(arg_json)
for arg_name, arg_json in json['args'].items()
}
flag = Flag(action=json['action'],
args=args,
parent_name=parent_name,
ancestry=ancestry)
filters = [
Filter.from_json(filter_element,
parent_name=flag.name,
ancestry=flag.ancestry)
for filter_element in json['filters']
]
flag.filters = filters
return flag
def test_from_json_with_args_with_routing(self):
json_in = {
'action': 'mod1_filter2',
'args': {
'arg1': {
'format': 'number',
'key': 'arg1',
'value': '@step1'
}
}
}
filter_elem = Filter.from_json(json_in,
parent_name='test_parent',
ancestry=['a', 'b'])
self.__compare_init(filter_elem,
'mod1_filter2',
'test_parent', ['a', 'b', 'mod1_filter2'],
args={'arg1': '@step1'})
def test_from_json(self):
args = {'arg1': 'a', 'arg2': 3, 'arg3': u'abc'}
input_output = {
Filter(): ('', ['']),
Filter(action='test_action'): ('', ['']),
Filter(action='test_action', parent_name='test_parent'):
('test_parent', ['test_parent']),
Filter(ancestry=['a', 'b'], action="test", args=args):
('', ['a', 'b'])
}
for filter_element, (parent_name, ancestry) in input_output.items():
filter_json = filter_element.as_json()
derived_filter = Filter.from_json(filter_json,
parent_name=parent_name,
ancestry=ancestry)
self.assertDictEqual(derived_filter.as_json(), filter_json)
self.assertEqual(filter_element.parent_name,
derived_filter.parent_name)
self.assertListEqual(filter_element.ancestry,
derived_filter.ancestry)
def test_from_json_no_args_default_parent_and_ancestry(self):
json_in = {'action': 'Top Filter', 'args': {}}
filter_elem = Filter.from_json(json_in)
self.__compare_init(filter_elem, 'Top Filter', '', ['', 'Top Filter'])
