async def test_login(service_client):
    with aiohttp.MultipartWriter('form-data') as data:
        payload = aiohttp.payload.StringPayload('my_email')
        payload.set_content_disposition('form-data', name='email')
        data.append_payload(payload)
        payload = aiohttp.payload.StringPayload('my_password')
        payload.set_content_disposition('form-data', name='password')
        data.append_payload(payload)

    headers = {
        'Content-Type': 'multipart/form-data; boundary=' + data.boundary,
    }
    response = await service_client.post(
        '/login',
        data=data,
        headers=headers
    )
    assert response.status == 200