| # Copyright 2015, Google Inc. |
| # All rights reserved. |
| # |
| # Redistribution and use in source and binary forms, with or without |
| # modification, are permitted provided that the following conditions are |
| # met: |
| # |
| # * Redistributions of source code must retain the above copyright |
| # notice, this list of conditions and the following disclaimer. |
| # * Redistributions in binary form must reproduce the above |
| # copyright notice, this list of conditions and the following disclaimer |
| # in the documentation and/or other materials provided with the |
| # distribution. |
| # * Neither the name of Google Inc. nor the names of its |
| # contributors may be used to endorse or promote products derived from |
| # this software without specific prior written permission. |
| # |
| # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| """A test of invocation-side code unconnected to an RPC server.""" |
| |
| import unittest |
| |
| from grpc._adapter import _test_links |
| from grpc._adapter import rear |
| from grpc.framework.base import interfaces |
| from grpc.framework.base.packets import packets |
| from grpc.framework.foundation import logging_pool |
| |
| _IDENTITY = lambda x: x |
| _TIMEOUT = 2 |
| |
| |
| class LonelyRearLinkTest(unittest.TestCase): |
| |
| def setUp(self): |
| self.pool = logging_pool.pool(80) |
| |
| def tearDown(self): |
| self.pool.shutdown(wait=True) |
| |
| def testUpAndDown(self): |
| rear_link = rear.RearLink( |
| 'nonexistent', 54321, self.pool, {}, {}, False, None, None, None) |
| |
| rear_link.start() |
| rear_link.stop() |
| |
| def _perform_lonely_client_test_with_ticket_kind( |
| self, front_to_back_ticket_kind): |
| test_operation_id = object() |
| test_method = 'test method' |
| fore_link = _test_links.ForeLink(None, None) |
| |
| rear_link = rear.RearLink( |
| 'nonexistent', 54321, self.pool, {test_method: None}, |
| {test_method: None}, False, None, None, None) |
| rear_link.join_fore_link(fore_link) |
| rear_link.start() |
| |
| front_to_back_ticket = packets.FrontToBackPacket( |
| test_operation_id, 0, front_to_back_ticket_kind, test_method, |
| interfaces.ServicedSubscription.Kind.FULL, None, None, _TIMEOUT) |
| rear_link.accept_front_to_back_ticket(front_to_back_ticket) |
| |
| with fore_link.condition: |
| while True: |
| if (fore_link.tickets and |
| fore_link.tickets[-1].kind is not packets.Kind.CONTINUATION): |
| break |
| fore_link.condition.wait() |
| |
| rear_link.stop() |
| |
| with fore_link.condition: |
| self.assertIsNot(fore_link.tickets[-1].kind, packets.Kind.COMPLETION) |
| |
| @unittest.skip('TODO(nathaniel): This seems to have broken in the last few weeks; fix it.') |
| def testLonelyClientCommencementPacket(self): |
| self._perform_lonely_client_test_with_ticket_kind( |
| packets.Kind.COMMENCEMENT) |
| |
| def testLonelyClientEntirePacket(self): |
| self._perform_lonely_client_test_with_ticket_kind(packets.Kind.ENTIRE) |
| |
| |
| if __name__ == '__main__': |
| unittest.main() |