From 8de26e508554f79ee1d5b6439d4fbf2600557dd5 Mon Sep 17 00:00:00 2001
From: "J. Nick Koston" <nick@koston.org>
Date: Sun, 3 Apr 2022 07:42:29 -0600
Subject: [PATCH] Exclude static humidifier attributes from being recorded in
 the database (#69193)

---
 .../components/humidifier/recorder.py         | 16 ++++++
 tests/components/humidifier/test_recorder.py  | 49 +++++++++++++++++++
 2 files changed, 65 insertions(+)
 create mode 100644 homeassistant/components/humidifier/recorder.py
 create mode 100644 tests/components/humidifier/test_recorder.py

diff --git a/homeassistant/components/humidifier/recorder.py b/homeassistant/components/humidifier/recorder.py
new file mode 100644
index 00000000000..53df96605d6
--- /dev/null
+++ b/homeassistant/components/humidifier/recorder.py
@@ -0,0 +1,16 @@
+"""Integration platform for recorder."""
+from __future__ import annotations
+
+from homeassistant.core import HomeAssistant, callback
+
+from . import ATTR_AVAILABLE_MODES, ATTR_MAX_HUMIDITY, ATTR_MIN_HUMIDITY
+
+
+@callback
+def exclude_attributes(hass: HomeAssistant) -> set[str]:
+    """Exclude static attributes from being recorded in the database."""
+    return {
+        ATTR_MIN_HUMIDITY,
+        ATTR_MAX_HUMIDITY,
+        ATTR_AVAILABLE_MODES,
+    }
diff --git a/tests/components/humidifier/test_recorder.py b/tests/components/humidifier/test_recorder.py
new file mode 100644
index 00000000000..c7505574b98
--- /dev/null
+++ b/tests/components/humidifier/test_recorder.py
@@ -0,0 +1,49 @@
+"""The tests for humidifier recorder."""
+from __future__ import annotations
+
+from datetime import timedelta
+
+from homeassistant.components import humidifier
+from homeassistant.components.humidifier import (
+    ATTR_AVAILABLE_MODES,
+    ATTR_MAX_HUMIDITY,
+    ATTR_MIN_HUMIDITY,
+)
+from homeassistant.components.recorder.models import StateAttributes, States
+from homeassistant.components.recorder.util import session_scope
+from homeassistant.const import ATTR_FRIENDLY_NAME
+from homeassistant.core import State
+from homeassistant.setup import async_setup_component
+from homeassistant.util import dt as dt_util
+
+from tests.common import async_fire_time_changed, async_init_recorder_component
+from tests.components.recorder.common import async_wait_recording_done_without_instance
+
+
+async def test_exclude_attributes(hass):
+    """Test humidifier registered attributes to be excluded."""
+    await async_init_recorder_component(hass)
+    await async_setup_component(
+        hass, humidifier.DOMAIN, {humidifier.DOMAIN: {"platform": "demo"}}
+    )
+    await hass.async_block_till_done()
+    async_fire_time_changed(hass, dt_util.utcnow() + timedelta(minutes=5))
+    await hass.async_block_till_done()
+    await async_wait_recording_done_without_instance(hass)
+
+    def _fetch_states() -> list[State]:
+        with session_scope(hass=hass) as session:
+            native_states = []
+            for db_state, db_state_attributes in session.query(States, StateAttributes):
+                state = db_state.to_native()
+                state.attributes = db_state_attributes.to_native()
+                native_states.append(state)
+            return native_states
+
+    states: list[State] = await hass.async_add_executor_job(_fetch_states)
+    assert len(states) > 1
+    for state in states:
+        assert ATTR_MIN_HUMIDITY not in state.attributes
+        assert ATTR_MAX_HUMIDITY not in state.attributes
+        assert ATTR_AVAILABLE_MODES not in state.attributes
+        assert ATTR_FRIENDLY_NAME in state.attributes