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test_ratelimit.py
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/
test_ratelimit.py
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# -*- coding: utf-8 -*-
from __future__ import absolute_import
import unittest
from mock import patch
import solvebio.client
import time
class FakeResponse():
def __init__(self, headers, status_code):
self.headers = headers
self.status_code = status_code
def json(self):
return {}
class ClientRateLimit(unittest.TestCase):
"""Test of rate-limiting an API request"""
def setUp(self):
self.call_count = 0
def fake_response(self):
if self.call_count == 0:
self.call_count += 1
return FakeResponse({'retry-after': '0'}, 429)
else:
return FakeResponse({}, 200)
def test_rate_limit(self):
with patch('solvebio.client.requests.request') as mock_request:
mock_request.side_effect = lambda *args, **kw: self.fake_response()
start_time = time.time()
depo = solvebio.Depository.retrieve('HGNC')
elapsed_time = time.time() - start_time
self.assertTrue(isinstance(depo, solvebio.Depository),
"Got a depository back (eventually)")
self.assertTrue(elapsed_time > 1.0,
"Should have delayed for over a second; "
"(was %s)" % elapsed_time)
self.assertEqual(self.call_count, 1)