old_contents: import unittest
  import os
  from .test_utils import _LibZFSHandleCase
  from libzfs.zpool import ZPool, zpool_prop_t
  
  LIBZFS_TEST_POOL = os.environ.get("LIBZFS_TEST_POOL", False)
  
  
  @unittest.skipUnless(LIBZFS_TEST_POOL, "LIBZFS_TEST_POOL not set, so we do not test to a specific pool")
  class Test_ZPool(_LibZFSHandleCase):
      def test_001_iter_zpools(self):
          pools = ZPool.list()
          assert len(pools) > 0
  
      def test_002_get_zpool(self):
          pool = ZPool.get(name=LIBZFS_TEST_POOL)
          assert pool is not None
  
      def test_003_get_zpool_properties(self):
          pool = ZPool.get(name=LIBZFS_TEST_POOL)
          props = pool.properties
          assert len(props.keys()) > 0
          assert props.get(zpool_prop_t.ZPOOL_PROP_NAME) == LIBZFS_TEST_POOL
          assert props.get(zpool_prop_t.ZPOOL_PROP_SIZE) > 0
  
      def test_004_get_zpool_config(self):
          pool = ZPool.get(name=LIBZFS_TEST_POOL)
          config = pool.config
          pool.refresh_stats()
          oldconfig = pool.old_config
          assert len(config.keys()) > 0
          assert len(oldconfig.keys()) > 0
          assert config == oldconfig
  
new_contents: import unittest
  import os
  from .test_utils import _LibZFSHandleCase
  from libzfs.zpool import ZPool, zpool_prop_t
  from libzfs import bindings
  
  LIBZFS_TEST_POOL = os.environ.get("LIBZFS_TEST_POOL", False)
  
  
  @unittest.skipUnless(LIBZFS_TEST_POOL, "LIBZFS_TEST_POOL not set, so we do not test to a specific pool")
  class Test_ZPool(_LibZFSHandleCase):
      def test_001_iter_zpools(self):
          pools = ZPool.list()
          assert len(pools) > 0
  
      def test_002_get_zpool(self):
          pool = ZPool.get(name=LIBZFS_TEST_POOL)
          assert pool is not None
  
      def test_003_get_zpool_properties(self):
          pool = ZPool.get(name=LIBZFS_TEST_POOL)
          props = pool.properties
          assert len(props.keys()) > 0
          assert props.get(zpool_prop_t.ZPOOL_PROP_NAME) == LIBZFS_TEST_POOL
          assert props.get(zpool_prop_t.ZPOOL_PROP_SIZE) > 0
  
      def test_004_get_zpool_properties_easy_access(self):
          pool = ZPool.get(name=LIBZFS_TEST_POOL)
          props = pool.properties
          assert props.name == props.get(zpool_prop_t.ZPOOL_PROP_NAME, None)
          assert props.size == props.get(zpool_prop_t.ZPOOL_PROP_SIZE, None)
  
      def test_005_get_zpool_config(self):
          pool = ZPool.get(name=LIBZFS_TEST_POOL)
          config = pool.config
          pool.refresh_stats()
          oldconfig = pool.old_config
          assert len(config.keys()) > 0
          assert len(oldconfig.keys()) > 0
          assert config == oldconfig
  
      def test_006_get_zpool_config_easy_access(self):
          from datetime import datetime
          pool = ZPool.get(name=LIBZFS_TEST_POOL)
          config = pool.config
          assert isinstance(config.initial_load_time, datetime)
          assert config.name == config.get(bindings['ZPOOL_CONFIG_POOL_NAME'], None)
  
subject: Test cases for the easier-to-access data from the helper classes.