# -*- coding: utf-8 -*-
from __future__ import absolute_import
from __future__ import print_function
from __future__ import unicode_literals
import typing
from itertools import chain
from bravado_core.spec import Spec
from swagger_spec_compatibility.util import EntityMapping
from swagger_spec_compatibility.walkers import NoValue
from swagger_spec_compatibility.walkers import PathType
from swagger_spec_compatibility.walkers import SchemaWalker
def _different_enum_values_mapping(
left_spec, # type: Spec
right_spec, # type: Spec
left_schema, # type: typing.Optional[typing.Mapping[typing.Text, typing.Any]]
right_schema, # type: typing.Optional[typing.Mapping[typing.Text, typing.Any]]
):
# type: (...) -> typing.Optional[EntityMapping[typing.Set[typing.Text]]]
left_enum_values = (
set(left_schema['enum'])
if (left_schema and left_schema.get('type') == 'string' and 'enum' in left_schema)
else set()
)
right_enum_values = (
set(right_schema['enum'])
if (right_schema and right_schema.get('type') == 'string' and 'enum' in right_schema)
else set()
)
enum_values_appear_once = left_enum_values.symmetric_difference(right_enum_values)
if not enum_values_appear_once:
# The condition is true if left_required is empty and right_required is not empty or vice-versa
return None
else:
return EntityMapping(
old=enum_values_appear_once.intersection(left_enum_values),
new=enum_values_appear_once.intersection(right_enum_values),
)
[docs]class EnumValuesDiff(typing.NamedTuple(
'EnumValuesDiff', (
('path', PathType),
('mapping', EntityMapping[typing.Any]),
),
)):
[docs] def fix_parameter_path(self, path, original_path):
# type: (PathType, PathType) -> 'EnumValuesDiff'
return EnumValuesDiff(
path=tuple(chain(original_path, self.path[len(original_path):])),
mapping=self.mapping,
)
[docs]class EnumValuesDifferWalker(SchemaWalker[EnumValuesDiff]):
left_spec = None # type: Spec
right_spec = None # type: Spec
[docs] def dict_check(
self,
path, # type: PathType
left_dict, # type: typing.Union[NoValue, typing.Mapping[typing.Text, typing.Any]]
right_dict, # type: typing.Union[NoValue, typing.Mapping[typing.Text, typing.Any]]
):
# type: (...) -> typing.Iterable[EnumValuesDiff]
different_enum_values_mapping = _different_enum_values_mapping(
left_spec=self.left_spec,
right_spec=self.right_spec,
left_schema=None if isinstance(left_dict, NoValue) else left_dict,
right_schema=None if isinstance(right_dict, NoValue) else right_dict,
)
if different_enum_values_mapping is not None:
return (
EnumValuesDiff(
path=path,
mapping=different_enum_values_mapping,
),
)
else:
return ()
[docs] def list_check(
self,
path, # type: PathType
left_list, # type: typing.Union[NoValue, typing.Sequence[typing.Any]]
right_list, # type: typing.Union[NoValue, typing.Sequence[typing.Any]]
):
# type: (...) -> typing.Iterable[EnumValuesDiff]
return ()
[docs] def value_check(
self,
path, # type: PathType
left_value, # type: typing.Any
right_value, # type: typing.Any
):
# type: (...) -> typing.Iterable[EnumValuesDiff]
return ()