Use voluptuous for Splunk (#2931)

* Migrate to voluptuous

* Update tests

homeassistant/components/splunk.py

@@ -1,8 +1,6 @@
 """
 Support to send data to an Splunk instance.
 
-Uses the HTTP Event Collector.
-
 For more details about this component, please refer to the documentation at
 https://home-assistant.io/components/splunk/
 """
@@ -10,47 +8,47 @@ import json
 import logging
 
 import requests
+import voluptuous as vol
 
-import homeassistant.util as util
-from homeassistant.const import EVENT_STATE_CHANGED
+from homeassistant.const import (
+    CONF_HOST, CONF_PORT, CONF_SSL, CONF_TOKEN, EVENT_STATE_CHANGED)
 from homeassistant.helpers import state as state_helper
-from homeassistant.helpers import validate_config
+import homeassistant.helpers.config_validation as cv
 
 _LOGGER = logging.getLogger(__name__)
 
-DOMAIN = "splunk"
-DEPENDENCIES = []
+DOMAIN = 'splunk'
 
 DEFAULT_HOST = 'localhost'
-DEFAULT_PORT = '8088'
+DEFAULT_PORT = 8088
 DEFAULT_SSL = False
 
-CONF_HOST = 'host'
-CONF_PORT = 'port'
-CONF_TOKEN = 'token'
-CONF_SSL = 'SSL'
+CONFIG_SCHEMA = vol.Schema({
+    DOMAIN: vol.Schema({
+        vol.Required(CONF_TOKEN): cv.string,
+        vol.Optional(CONF_HOST, default=DEFAULT_HOST): cv.string,
+        vol.Optional(CONF_PORT, default=DEFAULT_PORT): cv.port,
+        vol.Optional(CONF_SSL, default=False): cv.boolean,
+    }),
+}, extra=vol.ALLOW_EXTRA)
 
 
 def setup(hass, config):
     """Setup the Splunk component."""
-    if not validate_config(config, {DOMAIN: ['token']}, _LOGGER):
-        _LOGGER.error("You must include the token for your HTTP "
-                      "Event Collector input in Splunk.")
-        return False
-
     conf = config[DOMAIN]
+    host = conf.get(CONF_HOST)
+    port = conf.get(CONF_PORT)
+    token = conf.get(CONF_TOKEN)
+    use_ssl = conf.get(CONF_SSL)
 
-    host = conf[CONF_HOST]
-    port = util.convert(conf.get(CONF_PORT), int, DEFAULT_PORT)
-    token = util.convert(conf.get(CONF_TOKEN), str)
-    use_ssl = util.convert(conf.get(CONF_SSL), bool, DEFAULT_SSL)
     if use_ssl:
-        uri_scheme = "https://"
+        uri_scheme = 'https://'
     else:
-        uri_scheme = "http://"
-    event_collector = uri_scheme + host + ":" + str(port) + \
-        "/services/collector/event"
-    headers = {'Authorization': 'Splunk ' + token}
+        uri_scheme = 'http://'
+
+    event_collector = '{}{}:{}/services/collector/event'.format(
+        uri_scheme, host, port)
+    headers = {'Authorization': 'Splunk {}'.format(token)}
 
     def splunk_event_listener(event):
         """Listen for new messages on the bus and sends them to Splunk."""

tests/components/test_splunk.py

@@ -19,6 +19,7 @@ class TestSplunk(unittest.TestCase):
                 'use_ssl': 'False',
             }
         }
+
         hass = mock.MagicMock()
         self.assertTrue(splunk.setup(hass, config))
         self.assertTrue(hass.bus.listen.called)
@@ -33,6 +34,7 @@ class TestSplunk(unittest.TestCase):
                 'token': 'secret',
             }
         }
+
         hass = mock.MagicMock()
         self.assertTrue(splunk.setup(hass, config))
         self.assertTrue(hass.bus.listen.called)
@@ -48,8 +50,10 @@ class TestSplunk(unittest.TestCase):
             'splunk': {
                 'host': 'host',
                 'token': 'secret',
+                'port': 8088,
             }
         }
+
         self.hass = mock.MagicMock()
         splunk.setup(self.hass, config)
         self.handler_method = self.hass.bus.listen.call_args_list[0][0][1]
@@ -65,14 +69,16 @@ class TestSplunk(unittest.TestCase):
                  '1.0': 1.0,
                  STATE_ON: 1,
                  STATE_OFF: 0,
-                 'foo': 'foo'}
+                 'foo': 'foo',
+                 }
+
         for in_, out in valid.items():
             state = mock.MagicMock(state=in_,
                                    domain='fake',
                                    object_id='entity',
                                    attributes={})
-            event = mock.MagicMock(data={'new_state': state},
-                                   time_fired=12345)
+            event = mock.MagicMock(data={'new_state': state}, time_fired=12345)
+
             body = [{
                 'domain': 'fake',
                 'entity_id': 'entity',
@@ -80,6 +86,7 @@ class TestSplunk(unittest.TestCase):
                 'time': '12345',
                 'value': out,
             }]
+
             payload = {'host': 'http://host:8088/services/collector/event',
                        'event': body}
             self.handler_method(event)