text: # Copyright IBM Corp. 2015, 2015 All Rights Reserved
  # Copyright (c) 2010-2016 OpenStack Foundation
  #
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  #
  #    http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
  # implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  
  from swiftclient import client as c
  from tests.functional.java import StorletJavaFunctionalTest
  import unittest
  
  
  class TestHalfIdentityStorlet(StorletJavaFunctionalTest):
      def setUp(self):
          self.storlet_log = ''
          self.additional_headers = {}
          headers = {'X-Object-Meta-Testkey': 'tester'}
          main_class = 'org.openstack.storlet.half.HalfStorlet'
          super(TestHalfIdentityStorlet, self).setUp('HalfStorlet',
                                                     'halfstorlet-1.0.jar',
                                                     main_class,
                                                     'source.txt',
                                                     headers=headers)
  
      def invoke_storlet(self, op, params=None, global_params=None,
                         headers=None):
          if params is not None:
              querystring = ''
              for key in params:
                  querystring += '%s=%s,' % (key, params[key])
              querystring = querystring[:-1]
          else:
              querystring = None
  
          req_headers = {'X-Run-Storlet': self.storlet_name}
          req_headers.update(self.additional_headers)
          if headers:
              req_headers.update(headers)
  
          if op == 'GET':
              # Get original object
              original_h, original_c = \
                  c.get_object(self.url, self.token, self.container,
                               self.storlet_file,
                               response_dict=dict())
              # print original_headers
              file_length = int(original_h['content-length'])
              processed_h, returned_c = \
                  c.get_object(self.url, self.token, self.container,
                               self.storlet_file,
                               query_string=querystring, response_dict=dict(),
                               headers=req_headers, resp_chunk_size=file_length)
              processed_c = b''
              for chunk in returned_c:
                  if chunk:
                      processed_c += chunk
  
              self.assertEqual(original_h['X-Object-Meta-Testkey'.lower()],
                               processed_h['X-Object-Meta-Testkey'.lower()])
              return processed_c
  
      def test_get(self):
          res = self.invoke_storlet('GET')
          self.assertEqual(b'acegikmn', res)
  
      def test_get_range(self):
          res = self.invoke_storlet(
              'GET',
              headers={'X-Storlet-Range': 'bytes=5-10'})
          self.assertEqual(b'fhj', res)
  
  
  class TestHalfIdentityStorletOnProxy(TestHalfIdentityStorlet):
      def setUp(self):
          super(TestHalfIdentityStorletOnProxy, self).setUp()
          self.additional_headers = {'X-Storlet-Run-On-Proxy': ''}
  
  
  if __name__ == '__main__':
      unittest.main()
  