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import dataclasses
import operator
from typing import Any
from typing import Mapping
from typing import Sequence
from typing import Union
import pytest
from jsonpath import JSONPathEnvironment
from jsonpath import function_extensions
@dataclasses.dataclass
class Case:
description: str
path: str
data: Union[Sequence[Any], Mapping[str, Any]]
want: Union[Sequence[Any], Mapping[str, Any]]
TEST_CASES = [
Case(
description="value in keys of an object",
path="$.some[?'thing' in keys(@)]",
data={"some": [{"thing": "foo"}]},
want=[{"thing": "foo"}],
),
Case(
description="value not in keys of an object",
path="$.some[?'else' in keys(@)]",
data={"some": [{"thing": "foo"}]},
want=[],
),
Case(
description="keys of an array",
path="$[?'thing' in keys(@)]",
data={"some": [{"thing": "foo"}]},
want=[],
),
Case(
description="keys of an string value",
path="$some[0].thing[?'else' in keys(@)]",
data={"some": [{"thing": "foo"}]},
want=[],
),
]
@pytest.fixture()
def env() -> JSONPathEnvironment:
_env = JSONPathEnvironment()
_env.function_extensions["keys"] = function_extensions.Keys()
return _env
@pytest.mark.parametrize("case", TEST_CASES, ids=operator.attrgetter("description"))
def test_isinstance_function(env: JSONPathEnvironment, case: Case) -> None:
path = env.compile(case.path)
assert path.findall(case.data) == case.want
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