Only show matching caldav events in calendar (#45701)

homeassistant/components/caldav/calendar.py

@@ -173,6 +173,8 @@ class WebDavCalendarData:
         event_list = []
         for event in vevent_list:
             vevent = event.instance.vevent
+            if not self.is_matching(vevent, self.search):
+                continue
             uid = None
             if hasattr(vevent, "uid"):
                 uid = vevent.uid.value

tests/components/caldav/test_calendar.py

@@ -774,3 +774,32 @@ async def test_event_rrule_hourly_ended(mock_now, hass, calendar):
     state = hass.states.get("calendar.private")
     assert state.name == calendar.name
     assert state.state == STATE_OFF
+
+
+async def test_get_events(hass, calendar):
+    """Test that all events are returned on API."""
+    assert await async_setup_component(hass, "calendar", {"calendar": CALDAV_CONFIG})
+    await hass.async_block_till_done()
+    entity = hass.data["calendar"].get_entity("calendar.private")
+    events = await entity.async_get_events(
+        hass, datetime.date(2015, 11, 27), datetime.date(2015, 11, 28)
+    )
+    assert len(events) == 14
+
+
+async def test_get_events_custom_calendars(hass, calendar):
+    """Test that only searched events are returned on API."""
+    config = dict(CALDAV_CONFIG)
+    config["custom_calendars"] = [
+        {"name": "Private", "calendar": "Private", "search": "This is a normal event"}
+    ]
+
+    assert await async_setup_component(hass, "calendar", {"calendar": config})
+    await hass.async_block_till_done()
+
+    entity = hass.data["calendar"].get_entity("calendar.private_private")
+    events = await entity.async_get_events(
+        hass, datetime.date(2015, 11, 27), datetime.date(2015, 11, 28)
+    )
+    assert len(events) == 1
+    assert events[0]["summary"] == "This is a normal event"