Added cisco config platform commands

Signed-off-by: Yucai Gu <yucgu@cisco.com>

config/main.py

@@ -1184,9 +1184,9 @@ def config(ctx):
         print("Caught an exception: " + str(e))
         raise click.Abort()
 
-    #if asic_type == 'cisco-8000':
-    #    from sonic_platform.cli.cisco import cisco
-    #    platform.add_command(cisco)
+    if asic_type == 'cisco-8000':
+        from sonic_platform.cli.cisco import cisco
+        platform.add_command(cisco)
 
     # Load database config files
     load_db_config()
@@ -5866,10 +5866,6 @@ def size(db, size):
 def platform():
     """Platform-related configuration tasks"""
 
-if asic_type == 'cisco-8000':
-    from sonic_platform.cli.cisco import cisco
-    platform.add_command(cisco)
-
 # 'firmware' subgroup ("config platform firmware ...")
 @platform.group(cls=clicommon.AbbreviationGroup)
 def firmware():

tests/config_test.py

@@ -1591,17 +1591,19 @@ class TestConfigPlatorm(object):
     def setup_class(cls):
         os.environ['UTILITIES_UNIT_TESTING'] = "1"
         print("SETUP")
+        import config.main
+        importlib.reload(config.main)
 
 
-    def test_config_platform_cisco(self, get_cmd_module, setup_single_cisco_asic):
-            import config.main
-            importlib.reload(config.main)
+    def test_config_platform(self, get_cmd_module, setup_single_cisco_asic):
+            expected_output = "cisco"
             runner = CliRunner()
             result = runner.invoke(config.config.commands["platform"], ['--help'])
 
             print(result.exit_code)
             print(result.output)
             traceback.print_tb(result.exc_info[2])
+            self.assertTrue(expected_output in result.output)
 
     @classmethod
     def teardown_class(cls):