Test examples to test API

test_proxy.py

import requests
from custom_module import api_get_data

uri = 'http://<.....>'


def fail(*args, **kwargs):
    raise requests.exceptions.RequestException()


# <.....> to be replaced
def test_api_get_empty_data(requests_mock, mocker):
    
    # in case environments variable was used
    mocker.patch.dict('os.environ', {API_URI': 'http://<...>'})
    # empty response
    requests_mock.register_uri('GET', '{}'.format(uri), json=[])
    assert api_get_data() == []
    

def test_api_get_valid_data(requests_mock, mocker):
    requests_mock.register_uri('GET', '{}'.format(uri), json=[{<valid response>}])
    response = api_get_data()
    assert response['<key>'] == '<value of a key'
                                     
                                     
def test_fail(mocker):
    path = '<path to api call>.requests.get'
    with mocker.patch(path, side_effect=fail):
        assert api_get_data() == []