X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/d8e3a67d508e9a5f5c01884259c0e75a140f64e9..f560aa12166357b3cd10194024f1556631f27587:/sdk/python/tests/arvados_testutil.py

diff --git a/sdk/python/tests/arvados_testutil.py b/sdk/python/tests/arvados_testutil.py
index d9b3ca86c4..6d58b23360 100644
--- a/sdk/python/tests/arvados_testutil.py
+++ b/sdk/python/tests/arvados_testutil.py
@@ -4,9 +4,6 @@
 
 from future import standard_library
 standard_library.install_aliases()
-from builtins import str
-from builtins import range
-from builtins import object
 import arvados
 import contextlib
 import errno
@@ -14,7 +11,6 @@ import hashlib
 import http.client
 import httplib2
 import io
-import mock
 import os
 import pycurl
 import queue
@@ -23,11 +19,8 @@ import sys
 import tempfile
 import unittest
 
-if sys.version_info >= (3, 0):
-    from io import StringIO, BytesIO
-else:
-    from cStringIO import StringIO
-    BytesIO = StringIO
+from io import StringIO, BytesIO
+from unittest import mock
 
 # Use this hostname when you want to make sure the traffic will be
 # instantly refused.  100::/64 is a dedicated black hole.
@@ -60,10 +53,10 @@ def mock_responses(body, *codes, **headers):
     return mock.patch('httplib2.Http.request', side_effect=queue_with((
         (fake_httplib2_response(code, **headers), body) for code in codes)))
 
-def mock_api_responses(api_client, body, codes, headers={}):
+def mock_api_responses(api_client, body, codes, headers={}, method='request'):
     if not isinstance(body, bytes) and hasattr(body, 'encode'):
         body = body.encode()
-    return mock.patch.object(api_client._http, 'request', side_effect=queue_with((
+    return mock.patch.object(api_client._http, method, side_effect=queue_with((
         (fake_httplib2_response(code, **headers), body) for code in codes)))
 
 def str_keep_locator(s):
@@ -280,3 +273,30 @@ if sys.version_info < (3, 0):
         return self.assertNotRegexpMatches(*args, **kwargs)
     unittest.TestCase.assertRegex = assertRegex
     unittest.TestCase.assertNotRegex = assertNotRegex
+
+def binary_compare(a, b):
+    if len(a) != len(b):
+        return False
+    for i in range(0, len(a)):
+        if a[i] != b[i]:
+            return False
+    return True
+
+def make_block_cache(disk_cache):
+    if disk_cache:
+        disk_cache_dir = os.path.join(os.path.expanduser("~"), ".cache", "arvados", "keep")
+        shutil.rmtree(disk_cache_dir, ignore_errors=True)
+    block_cache = arvados.keep.KeepBlockCache(disk_cache=disk_cache)
+    return block_cache
+
+
+class DiskCacheBase:
+    def make_block_cache(self, disk_cache):
+        self.disk_cache_dir = tempfile.mkdtemp() if disk_cache else None
+        block_cache = arvados.keep.KeepBlockCache(disk_cache=disk_cache,
+                                                  disk_cache_dir=self.disk_cache_dir)
+        return block_cache
+
+    def tearDown(self):
+        if self.disk_cache_dir:
+            shutil.rmtree(self.disk_cache_dir)