old_contents: """
  Collection of test cases to test connection module.
  """
  
  from nose.tools import assert_true, assert_false, assert_equal, raises
  import datajoint as dj
  import numpy as np
  from datajoint import DataJointError
  from . import CONN_INFO, PREFIX
  
  
  
  class TestReconnect:
      """
      test reconnection
      """
  
      def setup(self):
          self.conn = dj.conn(reset=True, **CONN_INFO)
  
      def test_close(self):
          assert_true(self.conn.is_connected, "Connection should be alive")
          self.conn.close()
          assert_false(self.conn.is_connected, "Connection should now be closed")
  
  
      def test_reconnect(self):
          assert_true(self.conn.is_connected, "Connection should be alive")
          self.conn.close()
          self.conn.query('SHOW DATABASES;', reconnect=True).fetchall()
          assert_true(self.conn.is_connected, "Connection should be alive")
  
  
      @raises(DataJointError)
      def reconnect_throws_error_in_transaction(self):
          assert_true(self.conn.is_connected, "Connection should be alive")
          self.conn.close()
          with self.conn.transaction:
              self.conn.query('SHOW DATABASES;', reconnect=True).fetchall()
  
new_contents: """
  Collection of test cases to test connection module.
  """
  
  from nose.tools import assert_true, assert_false, assert_equal, raises
  import datajoint as dj
  import numpy as np
  from datajoint import DataJointError
  from . import CONN_INFO, PREFIX
  
  
  
  class TestReconnect:
      """
      test reconnection
      """
  
      def setup(self):
          self.conn = dj.conn(reset=True, **CONN_INFO)
  
      def test_close(self):
          assert_true(self.conn.is_connected, "Connection should be alive")
          self.conn.close()
          assert_false(self.conn.is_connected, "Connection should now be closed")
  
  
      def test_reconnect(self):
          assert_true(self.conn.is_connected, "Connection should be alive")
          self.conn.close()
          self.conn.query('SHOW DATABASES;', reconnect=True).fetchall()
          assert_true(self.conn.is_connected, "Connection should be alive")
  
  
      @raises(DataJointError)
      def test_reconnect_throws_error_in_transaction(self):
          assert_true(self.conn.is_connected, "Connection should be alive")
          self.conn.close()
          with self.conn.transaction:
              self.conn.query('SHOW DATABASES;', reconnect=True).fetchall()
  
subject: Check reconnect during transaction