Tests for MQTT sensor/switch

tests/components/switch/test_mqtt.py

@@ -0,0 +1,82 @@
+"""
+tests.components.switch.test_mqtt
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+Tests mqtt switch.
+"""
+import unittest
+
+from homeassistant.const import STATE_ON, STATE_OFF
+import homeassistant.core as ha
+import homeassistant.components.switch as switch
+from tests.common import mock_mqtt_component, fire_mqtt_message
+
+
+class TestSensorMQTT(unittest.TestCase):
+    """ Test the MQTT switch. """
+
+    def setUp(self):  # pylint: disable=invalid-name
+        self.hass = ha.HomeAssistant()
+        self.mock_publish = mock_mqtt_component(self.hass)
+
+    def tearDown(self):  # pylint: disable=invalid-name
+        """ Stop down stuff we started. """
+        self.hass.stop()
+
+    def test_controlling_state_via_topic(self):
+        self.assertTrue(switch.setup(self.hass, {
+            'switch': {
+                'platform': 'mqtt',
+                'name': 'test',
+                'state_topic': 'state-topic',
+                'command_topic': 'command-topic',
+                'payload_on': 'beer on',
+                'payload_off': 'beer off'
+            }
+        }))
+
+        state = self.hass.states.get('switch.test')
+        self.assertEqual(STATE_OFF, state.state)
+
+        fire_mqtt_message(self.hass, 'state-topic', 'beer on')
+        self.hass.pool.block_till_done()
+
+        state = self.hass.states.get('switch.test')
+        self.assertEqual(STATE_ON, state.state)
+
+        fire_mqtt_message(self.hass, 'state-topic', 'beer off')
+        self.hass.pool.block_till_done()
+
+        state = self.hass.states.get('switch.test')
+        self.assertEqual(STATE_OFF, state.state)
+
+    def test_sending_mqtt_commands_and_optimistic(self):
+        self.assertTrue(switch.setup(self.hass, {
+            'switch': {
+                'platform': 'mqtt',
+                'name': 'test',
+                'command_topic': 'command-topic',
+                'payload_on': 'beer on',
+                'payload_off': 'beer off',
+                'qos': 2
+            }
+        }))
+
+        state = self.hass.states.get('switch.test')
+        self.assertEqual(STATE_OFF, state.state)
+
+        switch.turn_on(self.hass, 'switch.test')
+        self.hass.pool.block_till_done()
+
+        self.assertEqual(('command-topic', 'beer on', 2),
+                         self.mock_publish.mock_calls[-1][1])
+        state = self.hass.states.get('switch.test')
+        self.assertEqual(STATE_ON, state.state)
+
+        switch.turn_off(self.hass, 'switch.test')
+        self.hass.pool.block_till_done()
+
+        self.assertEqual(('command-topic', 'beer off', 2),
+                         self.mock_publish.mock_calls[-1][1])
+        state = self.hass.states.get('switch.test')
+        self.assertEqual(STATE_OFF, state.state)