[2853] Call reset_memory_segment() again with READ_ONLY mode after using the ZoneWriter

src/lib/python/isc/datasrc/tests/clientlist_test.py

@@ -165,11 +165,13 @@ class ClientListTest(unittest.TestCase):
             "cache-type": "mapped"
         }]''', True)
 
-        self.clist.reset_memory_segment("MasterFiles", isc.datasrc.ConfigurableClientList.CREATE, '''{"mapped-file": "''' + os.environ['TESTDATA_WRITE_PATH'] + os.sep + '''testmappedx.mapped"}''')
+        map_params = '{"mapped-file": "' + os.environ['TESTDATA_WRITE_PATH'] + os.sep + 'testmapped.mapped"}'
+        self.clist.reset_memory_segment("MasterFiles", isc.datasrc.ConfigurableClientList.CREATE, map_params)
         result = self.clist.get_cached_zone_writer(isc.dns.Name("example.org"))
         result[1].load()
         result[1].install()
         result[1].cleanup()
+        self.clist.reset_memory_segment("MasterFiles", isc.datasrc.ConfigurableClientList.READ_ONLY, map_params)
 
         dsrc, finder, exact = self.clist.find(isc.dns.Name("sub.example.org"))
         self.assertIsNotNone(dsrc)