Testing path operations in FastAPI - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to create a test client for the FastAPI app.

FastAPI

from fastapi.testclient import TestClient
from main import app

client = [1](app)

Drag options to blanks, or click blank then click option'

AAppClient

BClient

CFastClient

DTestClient

Attempts:

3 left

💡 Hint

Common Mistakes

Using a wrong class name like Client or FastClient.

Not importing TestClient before using it.

The TestClient class from fastapi.testclient is used to create a test client for the FastAPI app.

2fill in blank

medium

Complete the code to send a GET request to the '/items' path.

FastAPI

response = client.[1]('/items')

Drag options to blanks, or click blank then click option'

Aget

Bput

Cpost

Ddelete

Attempts:

3 left

💡 Hint

Common Mistakes

Using post or put instead of get for a GET request.

Forgetting to include the path string.

To test a GET path operation, use the get method of the test client.

3fill in blank

hard

Fix the error in the assertion to check the response status code is 200.

FastAPI

assert response.status_code == [1]

Drag options to blanks, or click blank then click option'

A200

B404

C201

D500

Attempts:

3 left

💡 Hint

Common Mistakes

Using 201 which means created, not for GET.

Using 404 which means not found.

The status code 200 means the request was successful.

4fill in blank

hard

Fill both blanks to test a POST request with JSON data and check the response status code.

FastAPI

response = client.[1]('/items', json=[2])
assert response.status_code == 201

Drag options to blanks, or click blank then click option'

Apost

Bget

C{'name': 'test item', 'price': 10.5}

D['name', 'test item']

Attempts:

3 left

💡 Hint

Common Mistakes

Using get instead of post for sending data.

Passing JSON as a list instead of a dictionary.

Use post to send data and a dictionary for JSON payload.

5fill in blank

hard

Fill all three blanks to test a PUT request updating an item and verify the response JSON content.

FastAPI

response = client.[1]('/items/1', json=[2])
assert response.status_code == 200
assert response.json() == [3]

Drag options to blanks, or click blank then click option'

Aput

B{'name': 'updated item', 'price': 15.0}

C{'id': 1, 'name': 'updated item', 'price': 15.0}

Dpost

Attempts:

3 left

💡 Hint

Common Mistakes

Using post instead of put for updating.

Not matching the response JSON with expected updated data.

Use put to update an item, send updated data as JSON, and check the returned JSON matches the updated item.