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import pytest
from tests.entities import (DataClassMappingBadDecode,
DataClassWithDataClass,
DataClassWithList,
DataClassWithNestedDictWithTupleKeys,
DataClassX,
DataClassXs)
class TestEncoder:
def test_nested_dataclass(self):
assert (DataClassWithDataClass(DataClassWithList([1])).to_json() ==
'{"dc_with_list": {"xs": [1]}}')
def test_nested_list_of_dataclasses(self):
assert (DataClassXs([DataClassX(0), DataClassX(1)]).to_json() ==
'{"xs": [{"x": 0}, {"x": 1}]}')
class TestDecoder:
def test_nested_dataclass(self):
assert (DataClassWithDataClass.from_json(
'{"dc_with_list": {"xs": [1]}}') ==
DataClassWithDataClass(DataClassWithList([1])))
def test_nested_list_of_dataclasses(self):
assert (DataClassXs.from_json('{"xs": [{"x": 0}, {"x": 1}]}') ==
DataClassXs([DataClassX(0), DataClassX(1)]))
def test_nested_mapping_of_dataclasses(self):
with pytest.raises(TypeError, match="positional arguments"):
DataClassMappingBadDecode.from_dict(dict(map=dict(test=dict(id="irrelevant"))))
class TestNested:
def test_tuple_dict_key(self):
assert (DataClassWithNestedDictWithTupleKeys.from_dict({'a': {(0,): 2}}) ==
DataClassWithNestedDictWithTupleKeys(a={(0,): 2}))
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