text: #!/usr/bin/env python
  #
  # Public Domain 2014-present MongoDB, Inc.
  # Public Domain 2008-2014 WiredTiger, Inc.
  #
  # This is free and unencumbered software released into the public domain.
  #
  # Anyone is free to copy, modify, publish, use, compile, sell, or
  # distribute this software, either in source code form or as a compiled
  # binary, for any purpose, commercial or non-commercial, and by any
  # means.
  #
  # In jurisdictions that recognize copyright laws, the author or authors
  # of this software dedicate any and all copyright interest in the
  # software to the public domain. We make this dedication for the benefit
  # of the public at large and to the detriment of our heirs and
  # successors. We intend this dedication to be an overt act of
  # relinquishment in perpetuity of all present and future rights to this
  # software under copyright law.
  #
  # 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 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.
  #
  # test_hazard.py
  #       Hazard pointer tests.
  
  import wttest
  from wtdataset import SimpleDataSet
  
  # Regression tests.
  class test_hazard(wttest.WiredTigerTestCase):
  
      # Allocate a large number of hazard pointers in a session, forcing the
      # hazard pointer array to repeatedly grow.
      def test_hazard(self):
          uri = "table:hazard"
          ds = SimpleDataSet(self, uri, 1000)
          ds.populate()
  
          # Open 10,000 cursors and pin a page to set a hazard pointer.
          cursors = []
          for i in range(0, 10000):
              c = self.session.open_cursor(uri, None)
              c.set_key(ds.key(10))
              c.search()
              cursors.append(c)
  
          # Close the cursors, clearing the hazard pointer.
          for c in cursors:
              c.close()
  
  if __name__ == '__main__':
      wttest.run()
  