def test_response_with_max_window_bits_without_client_permission(self):
processor = extensions.PerMessageDeflateExtensionProcessor(
common.ExtensionParameter('permessage-deflate'))
processor.set_client_max_window_bits(10)
response = processor.get_extension_response()
self.assertIsNone(response)
def test_response_with_false_for_no_context_takeover(self):
processor = extensions.PerMessageDeflateExtensionProcessor(
common.ExtensionParameter('permessage-deflate'))
processor.set_client_no_context_takeover(False)
response = processor.get_extension_response()
self.assertEqual('permessage-deflate', response.name())
self.assertEqual(0, len(response.get_parameters()))
def test_response_with_max_window_bits(self):
parameter = common.ExtensionParameter('permessage-deflate')
parameter.add_parameter('client_max_window_bits', None)
processor = extensions.PerMessageDeflateExtensionProcessor(parameter)
processor.set_client_max_window_bits(10)
response = processor.get_extension_response()
self.assertEqual('permessage-deflate', response.name())
self.assertEqual([('client_max_window_bits', '10')],
response.get_parameters())
def test_response_with_true_for_no_context_takeover(self):
processor = extensions.PerMessageDeflateExtensionProcessor(
common.ExtensionParameter('permessage-deflate'))
processor.set_c2s_no_context_takeover(True)
response = processor.get_extension_response()
self.assertEqual('permessage-deflate', response.name())
self.assertEqual([('c2s_no_context_takeover', None)],
response.get_parameters())
def test_offer_with_max_window_bits(self):
parameter = common.ExtensionParameter('permessage-deflate')
parameter.add_parameter('server_max_window_bits', '10')
processor = extensions.PerMessageDeflateExtensionProcessor(parameter)
response = processor.get_extension_response()
self.assertEqual('permessage-deflate', response.name())
self.assertEqual([('server_max_window_bits', '10')],
response.get_parameters())
self.assertEqual(10, processor._rfc1979_deflater._window_bits)
def test_minimal_offer(self):
processor = extensions.PerMessageDeflateExtensionProcessor(
common.ExtensionParameter('permessage-deflate'))
response = processor.get_extension_response()
self.assertEqual('permessage-deflate', response.name())
self.assertEqual(0, len(response.get_parameters()))
self.assertEqual(zlib.MAX_WBITS,
processor._rfc1979_deflater._window_bits)
self.assertFalse(processor._rfc1979_deflater._no_context_takeover)
def test_offer_with_no_context_takeover(self):
parameter = common.ExtensionParameter('permessage-deflate')
parameter.add_parameter('server_no_context_takeover', None)
processor = extensions.PerMessageDeflateExtensionProcessor(parameter)
response = processor.get_extension_response()
self.assertEqual('permessage-deflate', response.name())
self.assertEqual([('server_no_context_takeover', None)],
response.get_parameters())
self.assertTrue(processor._rfc1979_deflater._no_context_takeover)
def test_offer_with_unknown_parameter(self):
parameter = common.ExtensionParameter('permessage-deflate')
parameter.add_parameter('foo', 'bar')
processor = extensions.PerMessageDeflateExtensionProcessor(parameter)
self.assertIsNone(processor.get_extension_response())
def test_offer_with_no_context_takeover_with_value(self):
parameter = common.ExtensionParameter('permessage-deflate')
parameter.add_parameter('server_no_context_takeover', 'foobar')
processor = extensions.PerMessageDeflateExtensionProcessor(parameter)
self.assertIsNone(processor.get_extension_response())
def test_offer_with_max_window_bits_without_value(self):
parameter = common.ExtensionParameter('permessage-deflate')
parameter.add_parameter('server_max_window_bits', None)
processor = extensions.PerMessageDeflateExtensionProcessor(parameter)
self.assertIsNone(processor.get_extension_response())