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from __future__ import annotations
import io
import pathlib
from typing import Any, Dict, List, Union, TypeVar, Iterable, Optional, cast
from datetime import date, datetime
from typing_extensions import Required, Annotated, TypedDict
import pytest
from openlayer._types import Base64FileInput, omit, not_given
from openlayer._utils import (
PropertyInfo,
transform as _transform,
parse_datetime,
async_transform as _async_transform,
)
from openlayer._compat import PYDANTIC_V1
from openlayer._models import BaseModel
_T = TypeVar("_T")
SAMPLE_FILE_PATH = pathlib.Path(__file__).parent.joinpath("sample_file.txt")
async def transform(
data: _T,
expected_type: object,
use_async: bool,
) -> _T:
if use_async:
return await _async_transform(data, expected_type=expected_type)
return _transform(data, expected_type=expected_type)
parametrize = pytest.mark.parametrize("use_async", [False, True], ids=["sync", "async"])
class Foo1(TypedDict):
foo_bar: Annotated[str, PropertyInfo(alias="fooBar")]
@parametrize
@pytest.mark.asyncio
async def test_top_level_alias(use_async: bool) -> None:
assert await transform({"foo_bar": "hello"}, expected_type=Foo1, use_async=use_async) == {"fooBar": "hello"}
class Foo2(TypedDict):
bar: Bar2
class Bar2(TypedDict):
this_thing: Annotated[int, PropertyInfo(alias="this__thing")]
baz: Annotated[Baz2, PropertyInfo(alias="Baz")]
class Baz2(TypedDict):
my_baz: Annotated[str, PropertyInfo(alias="myBaz")]
@parametrize
@pytest.mark.asyncio
async def test_recursive_typeddict(use_async: bool) -> None:
assert await transform({"bar": {"this_thing": 1}}, Foo2, use_async) == {"bar": {"this__thing": 1}}
assert await transform({"bar": {"baz": {"my_baz": "foo"}}}, Foo2, use_async) == {"bar": {"Baz": {"myBaz": "foo"}}}
class Foo3(TypedDict):
things: List[Bar3]
class Bar3(TypedDict):
my_field: Annotated[str, PropertyInfo(alias="myField")]
@parametrize
@pytest.mark.asyncio
async def test_list_of_typeddict(use_async: bool) -> None:
result = await transform({"things": [{"my_field": "foo"}, {"my_field": "foo2"}]}, Foo3, use_async)
assert result == {"things": [{"myField": "foo"}, {"myField": "foo2"}]}
class Foo4(TypedDict):
foo: Union[Bar4, Baz4]
class Bar4(TypedDict):
foo_bar: Annotated[str, PropertyInfo(alias="fooBar")]
class Baz4(TypedDict):
foo_baz: Annotated[str, PropertyInfo(alias="fooBaz")]
@parametrize
@pytest.mark.asyncio
async def test_union_of_typeddict(use_async: bool) -> None:
assert await transform({"foo": {"foo_bar": "bar"}}, Foo4, use_async) == {"foo": {"fooBar": "bar"}}
assert await transform({"foo": {"foo_baz": "baz"}}, Foo4, use_async) == {"foo": {"fooBaz": "baz"}}
assert await transform({"foo": {"foo_baz": "baz", "foo_bar": "bar"}}, Foo4, use_async) == {
"foo": {"fooBaz": "baz", "fooBar": "bar"}
}
class Foo5(TypedDict):
foo: Annotated[Union[Bar4, List[Baz4]], PropertyInfo(alias="FOO")]
class Bar5(TypedDict):
foo_bar: Annotated[str, PropertyInfo(alias="fooBar")]
class Baz5(TypedDict):
foo_baz: Annotated[str, PropertyInfo(alias="fooBaz")]
@parametrize
@pytest.mark.asyncio
async def test_union_of_list(use_async: bool) -> None:
assert await transform({"foo": {"foo_bar": "bar"}}, Foo5, use_async) == {"FOO": {"fooBar": "bar"}}
assert await transform(
{
"foo": [
{"foo_baz": "baz"},
{"foo_baz": "baz"},
]
},
Foo5,
use_async,
) == {"FOO": [{"fooBaz": "baz"}, {"fooBaz": "baz"}]}
class Foo6(TypedDict):
bar: Annotated[str, PropertyInfo(alias="Bar")]
@parametrize
@pytest.mark.asyncio
async def test_includes_unknown_keys(use_async: bool) -> None:
assert await transform({"bar": "bar", "baz_": {"FOO": 1}}, Foo6, use_async) == {
"Bar": "bar",
"baz_": {"FOO": 1},
}
class Foo7(TypedDict):
bar: Annotated[List[Bar7], PropertyInfo(alias="bAr")]
foo: Bar7
class Bar7(TypedDict):
foo: str
@parametrize
@pytest.mark.asyncio
async def test_ignores_invalid_input(use_async: bool) -> None:
assert await transform({"bar": "<foo>"}, Foo7, use_async) == {"bAr": "<foo>"}
assert await transform({"foo": "<foo>"}, Foo7, use_async) == {"foo": "<foo>"}
class DatetimeDict(TypedDict, total=False):
foo: Annotated[datetime, PropertyInfo(format="iso8601")]
bar: Annotated[Optional[datetime], PropertyInfo(format="iso8601")]
required: Required[Annotated[Optional[datetime], PropertyInfo(format="iso8601")]]
list_: Required[Annotated[Optional[List[datetime]], PropertyInfo(format="iso8601")]]
union: Annotated[Union[int, datetime], PropertyInfo(format="iso8601")]
class DateDict(TypedDict, total=False):
foo: Annotated[date, PropertyInfo(format="iso8601")]
class DatetimeModel(BaseModel):
foo: datetime
class DateModel(BaseModel):
foo: Optional[date]
@parametrize
@pytest.mark.asyncio
async def test_iso8601_format(use_async: bool) -> None:
dt = datetime.fromisoformat("2023-02-23T14:16:36.337692+00:00")
tz = "+00:00" if PYDANTIC_V1 else "Z"
assert await transform({"foo": dt}, DatetimeDict, use_async) == {"foo": "2023-02-23T14:16:36.337692+00:00"} # type: ignore[comparison-overlap]
assert await transform(DatetimeModel(foo=dt), Any, use_async) == {"foo": "2023-02-23T14:16:36.337692" + tz} # type: ignore[comparison-overlap]
dt = dt.replace(tzinfo=None)
assert await transform({"foo": dt}, DatetimeDict, use_async) == {"foo": "2023-02-23T14:16:36.337692"} # type: ignore[comparison-overlap]
assert await transform(DatetimeModel(foo=dt), Any, use_async) == {"foo": "2023-02-23T14:16:36.337692"} # type: ignore[comparison-overlap]
assert await transform({"foo": None}, DateDict, use_async) == {"foo": None} # type: ignore[comparison-overlap]
assert await transform(DateModel(foo=None), Any, use_async) == {"foo": None} # type: ignore
assert await transform({"foo": date.fromisoformat("2023-02-23")}, DateDict, use_async) == {"foo": "2023-02-23"} # type: ignore[comparison-overlap]
assert await transform(DateModel(foo=date.fromisoformat("2023-02-23")), DateDict, use_async) == {
"foo": "2023-02-23"
} # type: ignore[comparison-overlap]
@parametrize
@pytest.mark.asyncio
async def test_optional_iso8601_format(use_async: bool) -> None:
dt = datetime.fromisoformat("2023-02-23T14:16:36.337692+00:00")
assert await transform({"bar": dt}, DatetimeDict, use_async) == {"bar": "2023-02-23T14:16:36.337692+00:00"} # type: ignore[comparison-overlap]
assert await transform({"bar": None}, DatetimeDict, use_async) == {"bar": None}
@parametrize
@pytest.mark.asyncio
async def test_required_iso8601_format(use_async: bool) -> None:
dt = datetime.fromisoformat("2023-02-23T14:16:36.337692+00:00")
assert await transform({"required": dt}, DatetimeDict, use_async) == {
"required": "2023-02-23T14:16:36.337692+00:00"
} # type: ignore[comparison-overlap]
assert await transform({"required": None}, DatetimeDict, use_async) == {"required": None}
@parametrize
@pytest.mark.asyncio
async def test_union_datetime(use_async: bool) -> None:
dt = datetime.fromisoformat("2023-02-23T14:16:36.337692+00:00")
assert await transform({"union": dt}, DatetimeDict, use_async) == { # type: ignore[comparison-overlap]
"union": "2023-02-23T14:16:36.337692+00:00"
}
assert await transform({"union": "foo"}, DatetimeDict, use_async) == {"union": "foo"}
@parametrize
@pytest.mark.asyncio
async def test_nested_list_iso6801_format(use_async: bool) -> None:
dt1 = datetime.fromisoformat("2023-02-23T14:16:36.337692+00:00")
dt2 = parse_datetime("2022-01-15T06:34:23Z")
assert await transform({"list_": [dt1, dt2]}, DatetimeDict, use_async) == { # type: ignore[comparison-overlap]
"list_": ["2023-02-23T14:16:36.337692+00:00", "2022-01-15T06:34:23+00:00"]
}
@parametrize
@pytest.mark.asyncio
async def test_datetime_custom_format(use_async: bool) -> None:
dt = parse_datetime("2022-01-15T06:34:23Z")
result = await transform(dt, Annotated[datetime, PropertyInfo(format="custom", format_template="%H")], use_async)
assert result == "06" # type: ignore[comparison-overlap]
class DateDictWithRequiredAlias(TypedDict, total=False):
required_prop: Required[Annotated[date, PropertyInfo(format="iso8601", alias="prop")]]
@parametrize
@pytest.mark.asyncio
async def test_datetime_with_alias(use_async: bool) -> None:
assert await transform({"required_prop": None}, DateDictWithRequiredAlias, use_async) == {"prop": None} # type: ignore[comparison-overlap]
assert await transform(
{"required_prop": date.fromisoformat("2023-02-23")}, DateDictWithRequiredAlias, use_async
) == {"prop": "2023-02-23"} # type: ignore[comparison-overlap]
class MyModel(BaseModel):
foo: str
@parametrize
@pytest.mark.asyncio
async def test_pydantic_model_to_dictionary(use_async: bool) -> None:
assert cast(Any, await transform(MyModel(foo="hi!"), Any, use_async)) == {"foo": "hi!"}
assert cast(Any, await transform(MyModel.construct(foo="hi!"), Any, use_async)) == {"foo": "hi!"}
@parametrize
@pytest.mark.asyncio
async def test_pydantic_empty_model(use_async: bool) -> None:
assert cast(Any, await transform(MyModel.construct(), Any, use_async)) == {}
@parametrize
@pytest.mark.asyncio
async def test_pydantic_unknown_field(use_async: bool) -> None:
assert cast(Any, await transform(MyModel.construct(my_untyped_field=True), Any, use_async)) == {
"my_untyped_field": True
}
@parametrize
@pytest.mark.asyncio
async def test_pydantic_mismatched_types(use_async: bool) -> None:
model = MyModel.construct(foo=True)
if PYDANTIC_V1:
params = await transform(model, Any, use_async)
else:
with pytest.warns(UserWarning):
params = await transform(model, Any, use_async)
assert cast(Any, params) == {"foo": True}
@parametrize
@pytest.mark.asyncio
async def test_pydantic_mismatched_object_type(use_async: bool) -> None:
model = MyModel.construct(foo=MyModel.construct(hello="world"))
if PYDANTIC_V1:
params = await transform(model, Any, use_async)
else:
with pytest.warns(UserWarning):
params = await transform(model, Any, use_async)
assert cast(Any, params) == {"foo": {"hello": "world"}}
class ModelNestedObjects(BaseModel):
nested: MyModel
@parametrize
@pytest.mark.asyncio
async def test_pydantic_nested_objects(use_async: bool) -> None:
model = ModelNestedObjects.construct(nested={"foo": "stainless"})
assert isinstance(model.nested, MyModel)
assert cast(Any, await transform(model, Any, use_async)) == {"nested": {"foo": "stainless"}}
class ModelWithDefaultField(BaseModel):
foo: str
with_none_default: Union[str, None] = None
with_str_default: str = "foo"
@parametrize
@pytest.mark.asyncio
async def test_pydantic_default_field(use_async: bool) -> None:
# should be excluded when defaults are used
model = ModelWithDefaultField.construct()
assert model.with_none_default is None
assert model.with_str_default == "foo"
assert cast(Any, await transform(model, Any, use_async)) == {}
# should be included when the default value is explicitly given
model = ModelWithDefaultField.construct(with_none_default=None, with_str_default="foo")
assert model.with_none_default is None
assert model.with_str_default == "foo"
assert cast(Any, await transform(model, Any, use_async)) == {"with_none_default": None, "with_str_default": "foo"}
# should be included when a non-default value is explicitly given
model = ModelWithDefaultField.construct(with_none_default="bar", with_str_default="baz")
assert model.with_none_default == "bar"
assert model.with_str_default == "baz"
assert cast(Any, await transform(model, Any, use_async)) == {"with_none_default": "bar", "with_str_default": "baz"}
class TypedDictIterableUnion(TypedDict):
foo: Annotated[Union[Bar8, Iterable[Baz8]], PropertyInfo(alias="FOO")]
class Bar8(TypedDict):
foo_bar: Annotated[str, PropertyInfo(alias="fooBar")]
class Baz8(TypedDict):
foo_baz: Annotated[str, PropertyInfo(alias="fooBaz")]
@parametrize
@pytest.mark.asyncio
async def test_iterable_of_dictionaries(use_async: bool) -> None:
assert await transform({"foo": [{"foo_baz": "bar"}]}, TypedDictIterableUnion, use_async) == {
"FOO": [{"fooBaz": "bar"}]
}
assert cast(Any, await transform({"foo": ({"foo_baz": "bar"},)}, TypedDictIterableUnion, use_async)) == {
"FOO": [{"fooBaz": "bar"}]
}
def my_iter() -> Iterable[Baz8]:
yield {"foo_baz": "hello"}
yield {"foo_baz": "world"}
assert await transform({"foo": my_iter()}, TypedDictIterableUnion, use_async) == {
"FOO": [{"fooBaz": "hello"}, {"fooBaz": "world"}]
}
@parametrize
@pytest.mark.asyncio
async def test_dictionary_items(use_async: bool) -> None:
class DictItems(TypedDict):
foo_baz: Annotated[str, PropertyInfo(alias="fooBaz")]
assert await transform({"foo": {"foo_baz": "bar"}}, Dict[str, DictItems], use_async) == {"foo": {"fooBaz": "bar"}}
class TypedDictIterableUnionStr(TypedDict):
foo: Annotated[Union[str, Iterable[Baz8]], PropertyInfo(alias="FOO")]
@parametrize
@pytest.mark.asyncio
async def test_iterable_union_str(use_async: bool) -> None:
assert await transform({"foo": "bar"}, TypedDictIterableUnionStr, use_async) == {"FOO": "bar"}
assert cast(Any, await transform(iter([{"foo_baz": "bar"}]), Union[str, Iterable[Baz8]], use_async)) == [
{"fooBaz": "bar"}
]
class TypedDictBase64Input(TypedDict):
foo: Annotated[Union[str, Base64FileInput], PropertyInfo(format="base64")]
@parametrize
@pytest.mark.asyncio
async def test_base64_file_input(use_async: bool) -> None:
# strings are left as-is
assert await transform({"foo": "bar"}, TypedDictBase64Input, use_async) == {"foo": "bar"}
# pathlib.Path is automatically converted to base64
assert await transform({"foo": SAMPLE_FILE_PATH}, TypedDictBase64Input, use_async) == {
"foo": "SGVsbG8sIHdvcmxkIQo="
} # type: ignore[comparison-overlap]
# io instances are automatically converted to base64
assert await transform({"foo": io.StringIO("Hello, world!")}, TypedDictBase64Input, use_async) == {
"foo": "SGVsbG8sIHdvcmxkIQ=="
} # type: ignore[comparison-overlap]
assert await transform({"foo": io.BytesIO(b"Hello, world!")}, TypedDictBase64Input, use_async) == {
"foo": "SGVsbG8sIHdvcmxkIQ=="
} # type: ignore[comparison-overlap]
@parametrize
@pytest.mark.asyncio
async def test_transform_skipping(use_async: bool) -> None:
# lists of ints are left as-is
data = [1, 2, 3]
assert await transform(data, List[int], use_async) is data
# iterables of ints are converted to a list
data = iter([1, 2, 3])
assert await transform(data, Iterable[int], use_async) == [1, 2, 3]
@parametrize
@pytest.mark.asyncio
async def test_strips_notgiven(use_async: bool) -> None:
assert await transform({"foo_bar": "bar"}, Foo1, use_async) == {"fooBar": "bar"}
assert await transform({"foo_bar": not_given}, Foo1, use_async) == {}
@parametrize
@pytest.mark.asyncio
async def test_strips_omit(use_async: bool) -> None:
assert await transform({"foo_bar": "bar"}, Foo1, use_async) == {"fooBar": "bar"}
assert await transform({"foo_bar": omit}, Foo1, use_async) == {}