X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/26aa2f1a1c8c9883beac1538c318279190f91c8a..ad69b48e324c3ce29a4d2c84732dfd3d0288ebb3:/sdk/python/tests/arvados_testutil.py diff --git a/sdk/python/tests/arvados_testutil.py b/sdk/python/tests/arvados_testutil.py index 04ca6b5e10..49ed79cc45 100644 --- a/sdk/python/tests/arvados_testutil.py +++ b/sdk/python/tests/arvados_testutil.py @@ -1,5 +1,6 @@ #!/usr/bin/env python +import arvados import errno import hashlib import httplib @@ -7,6 +8,7 @@ import httplib2 import io import mock import os +import Queue import requests import shutil import tempfile @@ -18,6 +20,18 @@ TEST_HOST = '100::' skip_sleep = mock.patch('time.sleep', lambda n: None) # clown'll eat me +def queue_with(items): + """Return a thread-safe iterator that yields the given items. + + +items+ can be given as an array or an iterator. If an iterator is + given, it will be consumed to fill the queue before queue_with() + returns. + """ + queue = Queue.Queue() + for val in items: + queue.put(val) + return lambda *args, **kwargs: queue.get(block=False) + # fake_httplib2_response and mock_responses # mock calls to httplib2.Http.request() def fake_httplib2_response(code, **headers): @@ -26,8 +40,8 @@ def fake_httplib2_response(code, **headers): return httplib2.Response(headers) def mock_responses(body, *codes, **headers): - return mock.patch('httplib2.Http.request', side_effect=( - (fake_httplib2_response(code, **headers), body) for code in codes)) + return mock.patch('httplib2.Http.request', side_effect=queue_with(( + (fake_httplib2_response(code, **headers), body) for code in codes))) # fake_requests_response, mock_get_responses and mock_put_responses # mock calls to requests.get() and requests.put() @@ -39,17 +53,34 @@ def fake_requests_response(code, body, **headers): r.raw = io.BytesIO(body) return r -def mock_get_responses(body, *codes, **headers): - return mock.patch('requests.get', side_effect=( - fake_requests_response(code, body, **headers) for code in codes)) +# The following methods patch requests.Session(), where return_value is a mock +# Session object. The put/get attributes are set on mock Session, and the +# desired put/get behavior is set on the put/get mocks. def mock_put_responses(body, *codes, **headers): - return mock.patch('requests.put', side_effect=( - fake_requests_response(code, body, **headers) for code in codes)) + m = mock.MagicMock() + if isinstance(body, tuple): + codes = list(codes) + codes.insert(0, body) + m.return_value.put.side_effect = queue_with((fake_requests_response(code, b, **headers) for b, code in codes)) + else: + m.return_value.put.side_effect = queue_with((fake_requests_response(code, body, **headers) for code in codes)) + return mock.patch('requests.Session', m) + +def mock_get_responses(body, *codes, **headers): + m = mock.MagicMock() + m.return_value.get.side_effect = queue_with((fake_requests_response(code, body, **headers) for code in codes)) + return mock.patch('requests.Session', m) + +def mock_get(side_effect): + m = mock.MagicMock() + m.return_value.get.side_effect = side_effect + return mock.patch('requests.Session', m) -def mock_requestslib_responses(method, body, *codes, **headers): - return mock.patch(method, side_effect=( - fake_requests_response(code, body, **headers) for code in codes)) +def mock_put(side_effect): + m = mock.MagicMock() + m.return_value.put.side_effect = side_effect + return mock.patch('requests.Session', m) class MockStreamReader(object): def __init__(self, name='.', *data): @@ -63,8 +94,44 @@ class MockStreamReader(object): return self._name def readfrom(self, start, size, num_retries=None): + self._readfrom(start, size, num_retries=num_retries) + + def _readfrom(self, start, size, num_retries=None): return self._data[start:start + size] +class ApiClientMock(object): + def api_client_mock(self): + return mock.MagicMock(name='api_client_mock') + + def mock_keep_services(self, api_mock=None, status=200, count=12, + service_type='disk', + service_host=None, + service_port=None, + service_ssl_flag=False): + if api_mock is None: + api_mock = self.api_client_mock() + body = { + 'items_available': count, + 'items': [{ + 'uuid': 'zzzzz-bi6l4-{:015x}'.format(i), + 'owner_uuid': 'zzzzz-tpzed-000000000000000', + 'service_host': service_host or 'keep0x{:x}'.format(i), + 'service_port': service_port or 65535-i, + 'service_ssl_flag': service_ssl_flag, + 'service_type': service_type, + } for i in range(0, count)] + } + self._mock_api_call(api_mock.keep_services().accessible, status, body) + return api_mock + + def _mock_api_call(self, mock_method, code, body): + mock_method = mock_method().execute + if code == 200: + mock_method.return_value = body + else: + mock_method.side_effect = arvados.errors.ApiError( + fake_httplib2_response(code), "{}") + class ArvadosBaseTestCase(unittest.TestCase): # This class provides common utility functions for our tests.