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test_computed_fields.py — fastapi Source File

Architecture documentation for test_computed_fields.py, a python file in the fastapi codebase. 5 imports, 0 dependents.

File python FastAPI Routing 5 imports 3 functions 1 classes

Entity Profile

Dependency Diagram

graph LR
  8a5bb1d8_4ff0_e192_0afd_1c1690b8792d["test_computed_fields.py"]
  5befe8bf_65d1_d058_6b78_4a597a8488e9["pytest"]
  8a5bb1d8_4ff0_e192_0afd_1c1690b8792d --> 5befe8bf_65d1_d058_6b78_4a597a8488e9
  534f6e44_61b8_3c38_8b89_6934a6df9802["__init__.py"]
  8a5bb1d8_4ff0_e192_0afd_1c1690b8792d --> 534f6e44_61b8_3c38_8b89_6934a6df9802
  a7c04dee_ee23_5891_b185_47ff6bed036d["testclient.py"]
  8a5bb1d8_4ff0_e192_0afd_1c1690b8792d --> a7c04dee_ee23_5891_b185_47ff6bed036d
  a7f4e7b0_9725_db90_5cbc_7ca8211b323a["inline_snapshot"]
  8a5bb1d8_4ff0_e192_0afd_1c1690b8792d --> a7f4e7b0_9725_db90_5cbc_7ca8211b323a
  6913fbd4_39df_d14b_44bb_522e99b65b90["pydantic"]
  8a5bb1d8_4ff0_e192_0afd_1c1690b8792d --> 6913fbd4_39df_d14b_44bb_522e99b65b90
  style 8a5bb1d8_4ff0_e192_0afd_1c1690b8792d fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

import pytest
from fastapi import FastAPI
from fastapi.testclient import TestClient
from inline_snapshot import snapshot


@pytest.fixture(name="client")
def get_client(request):
    separate_input_output_schemas = request.param
    app = FastAPI(separate_input_output_schemas=separate_input_output_schemas)

    from pydantic import BaseModel, computed_field

    class Rectangle(BaseModel):
        width: int
        length: int

        @computed_field
        @property
        def area(self) -> int:
            return self.width * self.length

    @app.get("/")
    def read_root() -> Rectangle:
        return Rectangle(width=3, length=4)

    @app.get("/responses", responses={200: {"model": Rectangle}})
    def read_responses() -> Rectangle:
        return Rectangle(width=3, length=4)

    client = TestClient(app)
    return client


@pytest.mark.parametrize("client", [True, False], indirect=True)
@pytest.mark.parametrize("path", ["/", "/responses"])
def test_get(client: TestClient, path: str):
    response = client.get(path)
    assert response.status_code == 200, response.text
    assert response.json() == {"width": 3, "length": 4, "area": 12}


@pytest.mark.parametrize("client", [True, False], indirect=True)
def test_openapi_schema(client: TestClient):
    response = client.get("/openapi.json")
    assert response.status_code == 200, response.text
    assert response.json() == snapshot(
        {
            "openapi": "3.1.0",
            "info": {"title": "FastAPI", "version": "0.1.0"},
            "paths": {
                "/": {
                    "get": {
                        "summary": "Read Root",
                        "operationId": "read_root__get",
                        "responses": {
                            "200": {
                                "description": "Successful Response",
                                "content": {
                                    "application/json": {
                                        "schema": {
                                            "$ref": "#/components/schemas/Rectangle"
                                        }
                                    }
                                },
                            }
                        },
                    }
                },
                "/responses": {
                    "get": {
                        "summary": "Read Responses",
                        "operationId": "read_responses_responses_get",
                        "responses": {
                            "200": {
                                "description": "Successful Response",
                                "content": {
                                    "application/json": {
                                        "schema": {
                                            "$ref": "#/components/schemas/Rectangle"
                                        }
                                    }
                                },
                            }
                        },
                    }
                },
            },
            "components": {
                "schemas": {
                    "Rectangle": {
                        "properties": {
                            "width": {"type": "integer", "title": "Width"},
                            "length": {"type": "integer", "title": "Length"},
                            "area": {
                                "type": "integer",
                                "title": "Area",
                                "readOnly": True,
                            },
                        },
                        "type": "object",
                        "required": ["width", "length", "area"],
                        "title": "Rectangle",
                    }
                }
            },
        }
    )

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Source

Frequently Asked Questions

What does test_computed_fields.py do?
test_computed_fields.py is a source file in the fastapi codebase, written in python. It belongs to the FastAPI domain, Routing subdomain.
What functions are defined in test_computed_fields.py?
test_computed_fields.py defines 3 function(s): get_client, test_get, test_openapi_schema.
What does test_computed_fields.py depend on?
test_computed_fields.py imports 5 module(s): __init__.py, inline_snapshot, pydantic, pytest, testclient.py.
Where is test_computed_fields.py in the architecture?
test_computed_fields.py is located at tests/test_computed_fields.py (domain: FastAPI, subdomain: Routing, directory: tests).

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