Move group services into their own YAML (#9597)

* Move group services into their own YAML

* Fix lint

* Move persistent notification to package

tests/components/persistent_notification/test_init.py

@@ -0,0 +1,79 @@
+"""The tests for the persistent notification component."""
+from homeassistant.setup import setup_component
+import homeassistant.components.persistent_notification as pn
+
+from tests.common import get_test_home_assistant
+
+
+class TestPersistentNotification:
+    """Test persistent notification component."""
+
+    def setup_method(self, method):
+        """Setup things to be run when tests are started."""
+        self.hass = get_test_home_assistant()
+        setup_component(self.hass, pn.DOMAIN, {})
+
+    def teardown_method(self, method):
+        """Stop everything that was started."""
+        self.hass.stop()
+
+    def test_create(self):
+        """Test creating notification without title or notification id."""
+        assert len(self.hass.states.entity_ids(pn.DOMAIN)) == 0
+
+        pn.create(self.hass, 'Hello World {{ 1 + 1 }}',
+                  title='{{ 1 + 1 }} beers')
+        self.hass.block_till_done()
+
+        entity_ids = self.hass.states.entity_ids(pn.DOMAIN)
+        assert len(entity_ids) == 1
+
+        state = self.hass.states.get(entity_ids[0])
+        assert state.state == 'Hello World 2'
+        assert state.attributes.get('title') == '2 beers'
+
+    def test_create_notification_id(self):
+        """Ensure overwrites existing notification with same id."""
+        assert len(self.hass.states.entity_ids(pn.DOMAIN)) == 0
+
+        pn.create(self.hass, 'test', notification_id='Beer 2')
+        self.hass.block_till_done()
+
+        assert len(self.hass.states.entity_ids()) == 1
+        state = self.hass.states.get('persistent_notification.beer_2')
+        assert state.state == 'test'
+
+        pn.create(self.hass, 'test 2', notification_id='Beer 2')
+        self.hass.block_till_done()
+
+        # We should have overwritten old one
+        assert len(self.hass.states.entity_ids()) == 1
+        state = self.hass.states.get('persistent_notification.beer_2')
+        assert state.state == 'test 2'
+
+    def test_create_template_error(self):
+        """Ensure we output templates if contain error."""
+        assert len(self.hass.states.entity_ids(pn.DOMAIN)) == 0
+
+        pn.create(self.hass, '{{ message + 1 }}', '{{ title + 1 }}')
+        self.hass.block_till_done()
+
+        entity_ids = self.hass.states.entity_ids(pn.DOMAIN)
+        assert len(entity_ids) == 1
+
+        state = self.hass.states.get(entity_ids[0])
+        assert state.state == '{{ message + 1 }}'
+        assert state.attributes.get('title') == '{{ title + 1 }}'
+
+    def test_dismiss_notification(self):
+        """Ensure removal of specific notification."""
+        assert len(self.hass.states.entity_ids(pn.DOMAIN)) == 0
+
+        pn.create(self.hass, 'test', notification_id='Beer 2')
+        self.hass.block_till_done()
+
+        assert len(self.hass.states.entity_ids(pn.DOMAIN)) == 1
+        pn.dismiss(self.hass, notification_id='Beer 2')
+        self.hass.block_till_done()
+
+        assert len(self.hass.states.entity_ids(pn.DOMAIN)) == 0