samples/multipart_service/tests/test_multipart.py

# /// [Functional test]
import json
 
import aiohttp
 
 
async def test_ok(service_client, load_binary):
    form_data = aiohttp.FormData()
 
    # Uploading file
    image = load_binary('logo_in_circle.png')
    form_data.add_field('profileImage', image, filename='logo_in_circle.png')
 
    # Adding JSON payload
    address = {'street': '3, Garden St', 'city': 'Hillsbery, UT'}
    form_data.add_field(
        'address',
        json.dumps(address),
        content_type='application/json',
    )
 
    # Making a request and checking the result
    response = await service_client.post('/v1/multipart', data=form_data)
    assert response.status == 200
    assert 'application/json' in response.headers['Content-Type']
    assert response.text == f'city={address["city"]} image_size={len(image)}'
    # /// [Functional test]
 
 
async def test_bad_content_type(service_client):
    response = await service_client.post('/v1/multipart', data='{}')
    assert response.status == 400
    assert response.content == b"Expected 'multipart/form-data' content type"