108 lines
4.1 KiB
Python
108 lines
4.1 KiB
Python
# Copyright 2017 Citrix Systems
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from unittest import mock
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from six.moves.urllib import parse as urlparse
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from tempest.common import compute
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from tempest.tests import base
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class TestCompute(base.TestCase):
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def setUp(self):
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super(TestCompute, self).setUp()
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self.client_sock = mock.Mock()
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self.url = urlparse.urlparse("http://www.fake.com:80")
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def test_rfp_frame_not_cached(self):
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# rfp negotiation frame arrived separately after upgrade
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# response, so it's not cached.
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RFP_VERSION = b'RFB.003.003\x0a'
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rfp_frame_header = b'\x82\x0c'
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self.client_sock.recv.side_effect = [
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b'fake response start\r\n',
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b'fake response end\r\n\r\n',
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rfp_frame_header,
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RFP_VERSION]
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expect_response = b'fake response start\r\nfake response end\r\n\r\n'
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webSocket = compute._WebSocket(self.client_sock, self.url)
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self.assertEqual(webSocket.response, expect_response)
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# no cache
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self.assertEqual(webSocket.cached_stream, b'')
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self.client_sock.recv.assert_has_calls([mock.call(4096),
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mock.call(4096)])
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self.client_sock.recv.reset_mock()
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recv_version = webSocket.receive_frame()
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self.assertEqual(recv_version, RFP_VERSION)
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self.client_sock.recv.assert_has_calls([mock.call(2),
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mock.call(12)])
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def test_rfp_frame_fully_cached(self):
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RFP_VERSION = b'RFB.003.003\x0a'
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rfp_version_frame = b'\x82\x0c%s' % RFP_VERSION
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self.client_sock.recv.side_effect = [
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b'fake response start\r\n',
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b'fake response end\r\n\r\n%s' % rfp_version_frame]
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expect_response = b'fake response start\r\nfake response end\r\n\r\n'
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webSocket = compute._WebSocket(self.client_sock, self.url)
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self.client_sock.recv.assert_has_calls([mock.call(4096),
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mock.call(4096)])
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self.assertEqual(webSocket.response, expect_response)
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self.assertEqual(webSocket.cached_stream, rfp_version_frame)
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self.client_sock.recv.reset_mock()
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recv_version = webSocket.receive_frame()
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self.client_sock.recv.assert_not_called()
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self.assertEqual(recv_version, RFP_VERSION)
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# cached_stream should be empty in the end.
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self.assertEqual(webSocket.cached_stream, b'')
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def test_rfp_frame_partially_cached(self):
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RFP_VERSION = b'RFB.003.003\x0a'
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rfp_version_frame = b'\x82\x0c%s' % RFP_VERSION
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frame_part1 = rfp_version_frame[:6]
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frame_part2 = rfp_version_frame[6:]
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self.client_sock.recv.side_effect = [
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b'fake response start\r\n',
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b'fake response end\r\n\r\n%s' % frame_part1,
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frame_part2]
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expect_response = b'fake response start\r\nfake response end\r\n\r\n'
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webSocket = compute._WebSocket(self.client_sock, self.url)
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self.client_sock.recv.assert_has_calls([mock.call(4096),
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mock.call(4096)])
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self.assertEqual(webSocket.response, expect_response)
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self.assertEqual(webSocket.cached_stream, frame_part1)
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self.client_sock.recv.reset_mock()
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recv_version = webSocket.receive_frame()
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self.client_sock.recv.assert_called_once_with(len(frame_part2))
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self.assertEqual(recv_version, RFP_VERSION)
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# cached_stream should be empty in the end.
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self.assertEqual(webSocket.cached_stream, b'')
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