[storm-control] Fixed show storm-control interface command display

show/main.py

@@ -503,9 +503,12 @@ def storm_control(ctx, namespace, display):
 
 @storm_control.command('interface')
 @click.argument('interface', metavar='<interface>',required=True)
-def interface(interface, namespace, display):
+@click.pass_context
+def interface(ctx, interface):
+    # Get namespace from parent context
+    namespace = ctx.parent.params.get('namespace')
+
     if multi_asic.is_multi_asic() and namespace not in multi_asic.get_namespace_list():
-        ctx = click.get_current_context()
         ctx.fail('-n/--namespace option required. provide namespace from list {}'.format(multi_asic.get_namespace_list()))
     if interface:
         display_storm_interface(interface)

tests/storm_control_test.py

@@ -12,6 +12,18 @@
 from utilities_common.db import Db
 import config.validated_config_db_connector as validated_config_db_connector
 
+show_storm_interface_output="""\
++------------------+-------------------+---------------+
+| Interface Name   | Storm Type        |   Rate (kbps) |
++==================+===================+===============+
+| Ethernet0        | broadcast         |        100000 |
++------------------+-------------------+---------------+
+| Ethernet0        | unknown-unicast   |        200000 |
++------------------+-------------------+---------------+
+| Ethernet0        | unknown-multicast |        300000 |
++------------------+-------------------+---------------+
+"""
+
 class TestStormControl(object):
     @classmethod
     def setup_class(cls):
@@ -123,6 +135,14 @@ def test_show_storm(self):
         print(result.output)
         assert result.exit_code == 0
 
+    def test_show_storm_interface(self):
+        runner = CliRunner()
+        result = runner.invoke(show.cli, ["storm-control", "interface", "Ethernet0"])
+        print(result.exit_code)
+        print(result.output)
+        assert result.exit_code == 0
+        assert result.output == show_storm_interface_output
+
     @classmethod
     def teardown_class(cls):
         os.environ['UTILITIES_UNIT_TESTING'] = "0"