old_contents: # Copyright (c) 2015 Uber Technologies, Inc.
  #
  # Permission is hereby granted, free of charge, to any person obtaining a copy
  # of this software and associated documentation files (the "Software"), to deal
  # in the Software without restriction, including without limitation the rights
  # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  # copies of the Software, and to permit persons to whom the Software is
  # furnished to do so, subject to the following conditions:
  #
  # The above copyright notice and this permission notice shall be included in
  # all copies or substantial portions of the Software.
  #
  # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  # THE SOFTWARE.
  
  from __future__ import absolute_import
  
  import pytest
  
  from tchannel.errors import AlreadyListeningError
  from tchannel.tornado import TChannel
  from tchannel.tornado.peer import Peer
  
  
  @pytest.fixture
  def tchannel():
      return TChannel(name='test')
  
  
  @pytest.fixture
  def peer(tchannel):
      return Peer(tchannel, "localhost:4040")
  
  
  @pytest.mark.gen_test
  def test_peer_caching(tchannel, peer):
      "Connections are long-lived and should not be recreated."""
      tchannel.peers.add(peer)
      assert tchannel.peers.get("localhost:4040") is peer
  
  
  def test_known_peers():
      peers = ["localhost:%d" % port for port in range(4040, 4101)]
      tchannel = TChannel('test', known_peers=peers)
  
      for peer in peers:
          assert tchannel.peers.lookup(peer)
  
  
  def test_is_listening_should_return_false_when_listen_not_called(tchannel):
  
      assert tchannel.is_listening() is False
  
  
  def test_is_listening_should_return_true_when_listen_called(tchannel):
  
      tchannel.listen()
  
      assert tchannel.is_listening() is True
  
  
  def test_should_error_if_call_listen_twice(tchannel):
  
      tchannel.listen()
  
      with pytest.raises(AlreadyListeningError):
          tchannel.listen()
  
new_contents: # Copyright (c) 2015 Uber Technologies, Inc.
  #
  # Permission is hereby granted, free of charge, to any person obtaining a copy
  # of this software and associated documentation files (the "Software"), to deal
  # in the Software without restriction, including without limitation the rights
  # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  # copies of the Software, and to permit persons to whom the Software is
  # furnished to do so, subject to the following conditions:
  #
  # The above copyright notice and this permission notice shall be included in
  # all copies or substantial portions of the Software.
  #
  # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  # THE SOFTWARE.
  
  from __future__ import absolute_import
  
  import pytest
  
  from tchannel.errors import AlreadyListeningError
  from tchannel.tornado import TChannel
  from tchannel.tornado.peer import Peer
  
  
  @pytest.fixture
  def tchannel():
      return TChannel(name='test')
  
  
  @pytest.fixture
  def peer(tchannel):
      return Peer(tchannel, "localhost:4040")
  
  
  @pytest.mark.gen_test
  def test_peer_caching(tchannel, peer):
      "Connections are long-lived and should not be recreated."""
      tchannel.peers.add(peer)
      assert tchannel.peers.get("localhost:4040") is peer
  
  
  def test_known_peers():
      peers = ["localhost:%d" % port for port in range(4040, 4101)]
      tchannel = TChannel('test', known_peers=peers)
  
      for peer in peers:
          assert tchannel.peers.lookup(peer)
  
  
  def test_is_listening_should_return_false_when_listen_not_called(tchannel):
  
      assert tchannel.is_listening() is False
  
  
  def test_is_listening_should_return_true_when_listen_called(tchannel):
  
      tchannel.listen()
  
      assert tchannel.is_listening() is True
  
  
  def test_should_error_if_call_listen_twice(tchannel):
  
      tchannel.listen()
  
      with pytest.raises(AlreadyListeningError):
          tchannel.listen()
  
  
  def test_close_does_not_raise():
      s = TChannel(name='test')
      s.listen()
      s.close()
  
subject: Test that close() does not raise