text: """
  Tests for salt.utils.jid
  """
  
  
  import datetime
  import os
  
  import salt.utils.jid
  from tests.support.mock import patch
  from tests.support.unit import TestCase
  
  
  class JidTestCase(TestCase):
      def test_jid_to_time(self):
          test_jid = 20131219110700123489
          expected_jid = "2013, Dec 19 11:07:00.123489"
          self.assertEqual(salt.utils.jid.jid_to_time(test_jid), expected_jid)
  
          # Test incorrect lengths
          incorrect_jid_length = 2012
          self.assertEqual(salt.utils.jid.jid_to_time(incorrect_jid_length), "")
  
      def test_is_jid(self):
          self.assertTrue(salt.utils.jid.is_jid("20131219110700123489"))  # Valid JID
          self.assertFalse(salt.utils.jid.is_jid(20131219110700123489))  # int
          self.assertFalse(
              salt.utils.jid.is_jid("2013121911070012348911111")
          )  # Wrong length
  
      def test_gen_jid(self):
          now = datetime.datetime(2002, 12, 25, 12, 0, 0, 0)
          with patch("salt.utils.jid._utc_now", return_value=now):
              ret = salt.utils.jid.gen_jid({})
              self.assertEqual(ret, "20021225120000000000")
              with patch("salt.utils.jid.LAST_JID_DATETIME", None):
                  ret = salt.utils.jid.gen_jid({"unique_jid": True})
                  self.assertEqual(ret, "20021225120000000000_{}".format(os.getpid()))
                  ret = salt.utils.jid.gen_jid({"unique_jid": True})
                  self.assertEqual(ret, "20021225120000000001_{}".format(os.getpid()))
  