[vstest]: fix vstest for python3 (sonic-net#1354)

explicitly conver the items to list instead of dict_items

Signed-off-by: Guohan Lu <[email protected]>

Author: lguohan

tests/dvslib/dvs_database.py

@@ -40,7 +40,7 @@ def create_entry(self, table_name, key, entry):
         """
 
         table = swsscommon.Table(self.db_connection, table_name)
-        formatted_entry = swsscommon.FieldValuePairs(entry.items())
+        formatted_entry = swsscommon.FieldValuePairs(list(entry.items()))
         table.set(key, formatted_entry)
 
     def update_entry(self, table_name, key, entry):
@@ -54,7 +54,7 @@ def update_entry(self, table_name, key, entry):
         """
 
         table = swsscommon.Table(self.db_connection, table_name)
-        formatted_entry = swsscommon.FieldValuePairs(entry.items())
+        formatted_entry = swsscommon.FieldValuePairs(list(entry.items()))
         table.set(key, formatted_entry)
 
     def get_entry(self, table_name, key):

tests/test_qos_map.py

@@ -31,7 +31,7 @@ def connect_dbs(self, dvs):
 
     def create_dot1p_profile(self):
         tbl = swsscommon.Table(self.config_db, CFG_DOT1P_TO_TC_MAP_TABLE_NAME)
-        fvs = swsscommon.FieldValuePairs(DOT1P_TO_TC_MAP.items())
+        fvs = swsscommon.FieldValuePairs(list(DOT1P_TO_TC_MAP.items()))
         tbl.set(CFG_DOT1P_TO_TC_MAP_KEY, fvs)
         time.sleep(1)
 

tests/test_tunnel.py

@@ -5,7 +5,7 @@
 
 
 def create_fvs(**kwargs):
-    return swsscommon.FieldValuePairs(kwargs.items())
+    return swsscommon.FieldValuePairs(list(kwargs.items()))
 
 
 class TestTunnelBase(object):