pytest.param("tutorial002_an_py39", marks=[needs_py39, needs_pydanticv2]),
        pytest.param("tutorial002_an_py310", marks=[needs_py310, needs_pydanticv2]),
        pytest.param("tutorial002_pv1", marks=[needs_pydanticv1, needs_pydanticv1]),
        pytest.param("tutorial002_pv1_py310", marks=[needs_py310, needs_pydanticv1]),
        pytest.param("tutorial002_pv1_an", marks=[needs_pydanticv1]),

        pytest.param("tutorial002_an_py39", marks=[needs_py39, needs_pydanticv2]),
        pytest.param("tutorial002_an_py310", marks=[needs_py310, needs_pydanticv2]),
        pytest.param("tutorial002_pv1", marks=[needs_pydanticv1, needs_pydanticv1]),
        pytest.param("tutorial002_pv1_py310", marks=[needs_py310, needs_pydanticv1]),
        pytest.param("tutorial002_pv1_an", marks=[needs_pydanticv1]),

        pytest.param("tutorial002_an", marks=needs_pydanticv2),
        pytest.param("tutorial002_an_py39", marks=[needs_py39, needs_pydanticv2]),
        pytest.param("tutorial002_an_py310", marks=[needs_py310, needs_pydanticv2]),
        pytest.param("tutorial002_pv1", marks=[needs_pydanticv1, needs_pydanticv1]),
        pytest.param("tutorial002_pv1_py39", marks=[needs_py39, needs_pydanticv1]),

import warnings

import pytest
from fastapi import FastAPI, File, Form, UploadFile
from fastapi.dependencies.utils import (
    multipart_incorrect_install_error,
    multipart_not_installed_error,
)


def test_incorrect_multipart_installed_form(monkeypatch):
    monkeypatch.setattr("python_multipart.__version__", "0.0.12")
    with warnings.catch_warnings(record=True):
        warnings.simplefilter("always")

import pytest
from dirty_equals import IsDict
from fastapi.testclient import TestClient
from inline_snapshot import snapshot

from tests.utils import needs_py39, needs_py310


@pytest.fixture(
    name="client",
    params=[
        "tutorial001",
        pytest.param("tutorial001_py39", marks=needs_py39),
        pytest.param("tutorial001_py310", marks=needs_py310),
        "tutorial001_an",

import pytest
from dirty_equals import IsDict
from fastapi.testclient import TestClient
from inline_snapshot import snapshot

from tests.utils import needs_py39, needs_py310


@pytest.fixture(
    name="client",
    params=[
        "tutorial001",
        pytest.param("tutorial001_py39", marks=needs_py39),
        pytest.param("tutorial001_py310", marks=needs_py310),
        "tutorial001_an",

Com ele, você pode usar o <a href="https://docs.pytest.org/" class="external-link" target="_blank">pytest</a> diretamente com **FastAPI**.

## Usando `TestClient`

/// info | "Informação"

@pytest.mark.parametrize(
    "value,code",
    [
        ("-1", 200),
        ("inf", 200),
        ("-inf", 200),
        ("nan", 200),
        ("0", 200),
        ("342", 200),
    ],
)
def test_allow_inf_nan_param_true(value: str, code: int):
    response = client.post(f"/?x={value}")
    assert response.status_code == code, response.text


@pytest.mark.parametrize(
    "value,code",
    [

    default_registry.dispose()


@pytest.fixture(
    name="client",
    params=[
        "tutorial001",
        pytest.param("tutorial001_py39", marks=needs_py39),
        pytest.param("tutorial001_py310", marks=needs_py310),
        "tutorial001_an",
        pytest.param("tutorial001_an_py39", marks=needs_py39),
        pytest.param("tutorial001_an_py310", marks=needs_py310),
    ],
)

///

## 运行起来

之后，你只需要安装 `pytest`:

<div class="termy">

```console
$ pip install pytest

---> 100%
```

</div>

他会自动检测文件和测试，执行测试，然后向你报告结果。

执行测试：

<div class="termy">

```console
$ pytest

================ test session starts ================
platform linux -- Python 3.6.9, pytest-5.3.5, py-1.8.1, pluggy-0.13.1