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test_dependency_yield_except_httpexception.py — fastapi Source File

Architecture documentation for test_dependency_yield_except_httpexception.py, a python file in the fastapi codebase. 3 imports, 0 dependents.

File python FastAPI Routing 3 imports 6 functions

Entity Profile

Dependency Diagram

graph LR
  f6f3823e_de1c_c0d8_8c4a_03fc7fc4718a["test_dependency_yield_except_httpexception.py"]
  5befe8bf_65d1_d058_6b78_4a597a8488e9["pytest"]
  f6f3823e_de1c_c0d8_8c4a_03fc7fc4718a --> 5befe8bf_65d1_d058_6b78_4a597a8488e9
  534f6e44_61b8_3c38_8b89_6934a6df9802["__init__.py"]
  f6f3823e_de1c_c0d8_8c4a_03fc7fc4718a --> 534f6e44_61b8_3c38_8b89_6934a6df9802
  a7c04dee_ee23_5891_b185_47ff6bed036d["testclient.py"]
  f6f3823e_de1c_c0d8_8c4a_03fc7fc4718a --> a7c04dee_ee23_5891_b185_47ff6bed036d
  style f6f3823e_de1c_c0d8_8c4a_03fc7fc4718a fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

import pytest
from fastapi import Body, Depends, FastAPI, HTTPException
from fastapi.testclient import TestClient

initial_fake_database = {"rick": "Rick Sanchez"}

fake_database = initial_fake_database.copy()

initial_state = {"except": False, "finally": False}

state = initial_state.copy()

app = FastAPI()


async def get_database():
    temp_database = fake_database.copy()
    try:
        yield temp_database
        fake_database.update(temp_database)
    except HTTPException:
        state["except"] = True
        raise
    finally:
        state["finally"] = True


@app.put("/invalid-user/{user_id}")
def put_invalid_user(
    user_id: str, name: str = Body(), db: dict = Depends(get_database)
):
    db[user_id] = name
    raise HTTPException(status_code=400, detail="Invalid user")


@app.put("/user/{user_id}")
def put_user(user_id: str, name: str = Body(), db: dict = Depends(get_database)):
    db[user_id] = name
    return {"message": "OK"}


@pytest.fixture(autouse=True)
def reset_state_and_db():
    global fake_database
    global state
    fake_database = initial_fake_database.copy()
    state = initial_state.copy()


client = TestClient(app)


def test_dependency_gets_exception():
    assert state["except"] is False
    assert state["finally"] is False
    response = client.put("/invalid-user/rick", json="Morty")
    assert response.status_code == 400, response.text
    assert response.json() == {"detail": "Invalid user"}
    assert state["except"] is True
    assert state["finally"] is True
    assert fake_database["rick"] == "Rick Sanchez"


def test_dependency_no_exception():
    assert state["except"] is False
    assert state["finally"] is False
    response = client.put("/user/rick", json="Morty")
    assert response.status_code == 200, response.text
    assert response.json() == {"message": "OK"}
    assert state["except"] is False
    assert state["finally"] is True
    assert fake_database["rick"] == "Morty"

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Frequently Asked Questions

What does test_dependency_yield_except_httpexception.py do?
test_dependency_yield_except_httpexception.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_dependency_yield_except_httpexception.py?
test_dependency_yield_except_httpexception.py defines 6 function(s): get_database, put_invalid_user, put_user, reset_state_and_db, test_dependency_gets_exception, test_dependency_no_exception.
What does test_dependency_yield_except_httpexception.py depend on?
test_dependency_yield_except_httpexception.py imports 3 module(s): __init__.py, pytest, testclient.py.
Where is test_dependency_yield_except_httpexception.py in the architecture?
test_dependency_yield_except_httpexception.py is located at tests/test_dependency_yield_except_httpexception.py (domain: FastAPI, subdomain: Routing, directory: tests).

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