luci-py/isolateserver.py: Add archive support when downloading.

appengine/swarming/local_smoke_test.py

 #!/usr/bin/env python
 # Copyright 2014 The LUCI Authors. All rights reserved.
 # Use of this source code is governed under the Apache License, Version 2.0
 # that can be found in the LICENSE file.
 
 """Integration test for the Swarming server, Swarming bot and Swarming client.
 
 It starts both a Swarming server and a Swarming bot and triggers tasks with the
 Swarming client to ensure the system works end to end.
 """
@@ skipping 39 matching lines @@
 
 # For the isolated tests that outputs a file named result.txt containing 'hey'.
 ISOLATE_HELLO_WORLD = {
   'variables': {
     'command': ['python', '-u', 'hello_world.py'],
     'files': ['hello_world.py'],
   },
 }
 
 RESULT_HEY_ISOLATED_OUT = {
-  u'isolated': u'f10f4c42b38ca01726610f9575ba695468c32108',
+  u'isolated': u'b12052452e7246af8bcf135afc8f0b1a883df43c',
   u'isolatedserver': u'http://localhost:10050',
   u'namespace': u'default-gzip',
   u'view_url':
     u'http://localhost:10050/browse?namespace=default-gzip'
-    '&hash=f10f4c42b38ca01726610f9575ba695468c32108',
+    '&hash=b12052452e7246af8bcf135afc8f0b1a883df43c',
 }
 
 RESULT_HEY_OUTPUTS_REF = {
-  u'isolated': u'f10f4c42b38ca01726610f9575ba695468c32108',
+  u'isolated': u'b12052452e7246af8bcf135afc8f0b1a883df43c',
   u'isolatedserver': u'http://localhost:10050',
   u'namespace': u'default-gzip',
   u'view_url':
     u'http://localhost:10050/browse?namespace=default-gzip'
-    '&hash=f10f4c42b38ca01726610f9575ba695468c32108',
+    '&hash=b12052452e7246af8bcf135afc8f0b1a883df43c',
 }
 
 
 class SwarmingClient(object):
   def __init__(self, swarming_server, isolate_server):
     self._swarming_server = swarming_server
     self._isolate_server = isolate_server
     self._tmpdir = tempfile.mkdtemp(prefix='swarming_client')
     self._index = 0
 
@@ skipping 556 matching lines @@
     if bot.poll() is None:
       bot.kill()
       bot.wait()
   finally:
     cleanup(bot, client, servers, failed or verbose, leak)
   return int(failed)
 
 
 if __name__ == '__main__':
   sys.exit(main())