Use setup_component in tests (#3414)

* Alarm Control Panel Manual - use setup_component

* Update automation - zone tests

* Update climate - demo tests

* Update climate - generic thermostat tests

* Update cover - command line tests

* Update cover - demo tests

* Update device tracker tests

* Update device tracker - owntracks tests

* Update fan - demo tests

* Update garage door - demo tests

* Update light tests

* Update lock - demo tests

* Update media player - demo tests

* Update notify - command line tests

* Update notify - demo tests

* Update notify - file tests

* Update notify - group tests

* Update sensor - mfi tests

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* Update switch tests

* Update scene tests

* Fix wrong default port for mfi switch

tests/components/lock/test_demo.py

@@ -1,6 +1,7 @@
 """The tests for the Demo lock platform."""
 import unittest
 
+from homeassistant.bootstrap import setup_component
 from homeassistant.components import lock
 
 from tests.common import get_test_home_assistant
@@ -16,7 +17,7 @@ class TestLockDemo(unittest.TestCase):
     def setUp(self):  # pylint: disable=invalid-name
         """Setup things to be run when tests are started."""
         self.hass = get_test_home_assistant()
-        self.assertTrue(lock.setup(self.hass, {
+        self.assertTrue(setup_component(self.hass, lock.DOMAIN, {
             'lock': {
                 'platform': 'demo'
             }