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import pytest
import attrs
from web_poet import (
ItemPage,
field,
item_from_fields,
item_from_fields_sync,
)
class Page(ItemPage):
@field
def name(self):
return "hello"
def process_price(value: float) -> float:
return max([0, value])
class TypedPage(ItemPage):
@field
def description(self) -> str:
return "hello"
@field(out=[str.strip])
def name(self) -> str:
return "hello"
@field(out=[process_price, str])
def price(self) -> float:
return 123.0
@field()
def currency(self) -> str:
return "$"
@field
async def adescription(self) -> str:
return "hello"
@field(out=[str.strip])
async def aname(self) -> str:
return "hello"
@field(out=[process_price, str])
async def aprice(self) -> float:
return 123.0
@field()
async def acurrency(self) -> str:
return "$"
@attrs.define
class Item:
name: str
@pytest.mark.mypy_testing
@pytest.mark.xfail
def test_field_type_no_params() -> None:
page = TypedPage()
reveal_type(page.description) # R: builtins.str
@pytest.mark.mypy_testing
@pytest.mark.xfail
def test_field_type() -> None:
page = TypedPage()
reveal_type(page.currency) # R: builtins.str
@pytest.mark.mypy_testing
@pytest.mark.xfail
def test_field_type_out() -> None:
page = TypedPage()
reveal_type(page.name) # R: builtins.str
@pytest.mark.mypy_testing
@pytest.mark.xfail
def test_field_type_changed_type() -> None:
page = TypedPage()
reveal_type(page.price) # R: builtins.str
@pytest.mark.mypy_testing
@pytest.mark.xfail
async def test_field_type_no_params_async() -> None:
page = TypedPage()
reveal_type(await page.adescription) # R: builtins.str
@pytest.mark.mypy_testing
@pytest.mark.xfail
async def test_field_type_async() -> None:
page = TypedPage()
reveal_type(await page.acurrency) # R: builtins.str
@pytest.mark.mypy_testing
@pytest.mark.xfail
async def test_field_type_out_async() -> None:
page = TypedPage()
reveal_type(await page.name) # R: builtins.str
@pytest.mark.mypy_testing
@pytest.mark.xfail
async def test_field_type_changed_type_async() -> None:
page = TypedPage()
reveal_type(await page.price) # R: builtins.str
@pytest.mark.mypy_testing
async def test_item_from_fields() -> None:
page = Page()
item1 = await item_from_fields(page, item_cls=dict)
reveal_type(item1) # R: builtins.dict[Any, Any]
item2 = await item_from_fields(page, item_cls=Item)
reveal_type(item2) # R: __main__.Item
@pytest.mark.mypy_testing
def test_item_from_fields_sync() -> None:
page = Page()
item1 = item_from_fields_sync(page, item_cls=dict)
reveal_type(item1) # R: builtins.dict[Any, Any]
item2 = item_from_fields_sync(page, item_cls=Item)
reveal_type(item2) # R: __main__.Item
@pytest.mark.mypy_testing
@pytest.mark.xfail
async def test_item_from_fields_default_item_cls() -> None:
page = Page()
item1 = await item_from_fields(page)
reveal_type(item1) # R: builtins.dict[Any, Any]
|
