from functools import cached_property

import pytest

from pydantic import BaseModel, ConfigDict, ValidationError


class InnerValidateAssignment(BaseModel):
    model_config = ConfigDict(validate_assignment=True)
    inner_field1: str
    inner_field2: int


class Model(BaseModel):
    field1: str
    field2: int
    field3: float
    inner1: InnerValidateAssignment
    inner2: InnerValidateAssignment

    _private_field1: str
    _private_field2: int
    _private_field3: float

    @cached_property
    def prop_cached1(self) -> str:
        return self.field1 + self._private_field1

    @cached_property
    def prop_cached2(self) -> int:
        return self.field2 + self._private_field2

    @cached_property
    def prop_cached3(self) -> float:
        return self.field3 + self._private_field3


def test_setattr(benchmark):
    def set_attrs(m):
        m.field1 = 'test1'
        m.field2 = 43
        m.field3 = 4.0
        m.inner1.inner_field1 = 'test inner1'
        m.inner1.inner_field2 = 421
        m.inner2.inner_field1 = 'test inner2'
        m.inner2.inner_field2 = 422
        m._private_field1 = 'test2'
        m._private_field2 = 44
        m._private_field3 = 5.1
        m.prop_cached1 = 'cache override'
        m.prop_cached2 = 10
        m.prop_cached3 = 10.1

    inner = {'inner_field1': 'test inner', 'inner_field2': 420}
    model = Model(field1='test', field2=42, field3=3.14, inner1=inner, inner2=inner)
    benchmark(set_attrs, model)

    model.field2 = 'bad'  # check benchmark setup
    with pytest.raises(ValidationError):
        model.inner1.field2 = 'bad'


def test_getattr(benchmark):
    def get_attrs(m):
        _ = m.field1
        _ = m.field2
        _ = m.field3
        _ = m.inner1.inner_field1
        _ = m.inner1.inner_field2
        _ = m.inner2.inner_field1
        _ = m.inner2.inner_field2
        _ = m._private_field1
        _ = m._private_field2
        _ = m._private_field3
        _ = m.prop_cached1
        _ = m.prop_cached2
        _ = m.prop_cached3

    inner = {'inner_field1': 'test inner', 'inner_field2': 420}
    model = Model(field1='test1', field2=42, field3=3.14, inner1=inner, inner2=inner)
    model._private_field1 = 'test2'
    model._private_field2 = 43
    model._private_field3 = 4.14
    benchmark(get_attrs, model)