From d6ee7a2c1e4506a3c2a4f6b11df3f00ade939e9d Mon Sep 17 00:00:00 2001
From: Joost Lekkerkerker <joostlek@outlook.com>
Date: Tue, 14 Jan 2025 13:54:08 +0100
Subject: [PATCH] Add serial number to LaMetric (#135591)

---
 homeassistant/components/lametric/entity.py | 1 +
 tests/components/lametric/test_button.py    | 1 +
 tests/components/lametric/test_number.py    | 1 +
 tests/components/lametric/test_select.py    | 1 +
 tests/components/lametric/test_sensor.py    | 1 +
 tests/components/lametric/test_switch.py    | 1 +
 6 files changed, 6 insertions(+)

diff --git a/homeassistant/components/lametric/entity.py b/homeassistant/components/lametric/entity.py
index 2a952851712..eb331650870 100644
--- a/homeassistant/components/lametric/entity.py
+++ b/homeassistant/components/lametric/entity.py
@@ -30,4 +30,5 @@ class LaMetricEntity(CoordinatorEntity[LaMetricDataUpdateCoordinator]):
             model_id=coordinator.data.model,
             name=coordinator.data.name,
             sw_version=coordinator.data.os_version,
+            serial_number=coordinator.data.serial_number,
         )
diff --git a/tests/components/lametric/test_button.py b/tests/components/lametric/test_button.py
index 04efeaac87f..cc8c1379fe0 100644
--- a/tests/components/lametric/test_button.py
+++ b/tests/components/lametric/test_button.py
@@ -52,6 +52,7 @@ async def test_button_app_next(
     assert device_entry.model_id == "LM 37X8"
     assert device_entry.name == "Frenck's LaMetric"
     assert device_entry.sw_version == "2.2.2"
+    assert device_entry.serial_number == "SA110405124500W00BS9"
     assert device_entry.hw_version is None
 
     await hass.services.async_call(
diff --git a/tests/components/lametric/test_number.py b/tests/components/lametric/test_number.py
index 681abf850d2..c85639fc9f1 100644
--- a/tests/components/lametric/test_number.py
+++ b/tests/components/lametric/test_number.py
@@ -62,6 +62,7 @@ async def test_brightness(
     assert device.identifiers == {(DOMAIN, "SA110405124500W00BS9")}
     assert device.manufacturer == "LaMetric Inc."
     assert device.name == "Frenck's LaMetric"
+    assert device.serial_number == "SA110405124500W00BS9"
     assert device.sw_version == "2.2.2"
 
     await hass.services.async_call(
diff --git a/tests/components/lametric/test_select.py b/tests/components/lametric/test_select.py
index 6b3fa291e9c..e4b9870f52b 100644
--- a/tests/components/lametric/test_select.py
+++ b/tests/components/lametric/test_select.py
@@ -55,6 +55,7 @@ async def test_brightness_mode(
     assert device.identifiers == {(DOMAIN, "SA110405124500W00BS9")}
     assert device.manufacturer == "LaMetric Inc."
     assert device.name == "Frenck's LaMetric"
+    assert device.serial_number == "SA110405124500W00BS9"
     assert device.sw_version == "2.2.2"
 
     await hass.services.async_call(
diff --git a/tests/components/lametric/test_sensor.py b/tests/components/lametric/test_sensor.py
index 8dff11fb450..08b289e2425 100644
--- a/tests/components/lametric/test_sensor.py
+++ b/tests/components/lametric/test_sensor.py
@@ -48,4 +48,5 @@ async def test_wifi_signal(
     assert device.identifiers == {(DOMAIN, "SA110405124500W00BS9")}
     assert device.manufacturer == "LaMetric Inc."
     assert device.name == "Frenck's LaMetric"
+    assert device.serial_number == "SA110405124500W00BS9"
     assert device.sw_version == "2.2.2"
diff --git a/tests/components/lametric/test_switch.py b/tests/components/lametric/test_switch.py
index 367d5605e06..64ebe22e98b 100644
--- a/tests/components/lametric/test_switch.py
+++ b/tests/components/lametric/test_switch.py
@@ -57,6 +57,7 @@ async def test_bluetooth(
     assert device.identifiers == {(DOMAIN, "SA110405124500W00BS9")}
     assert device.manufacturer == "LaMetric Inc."
     assert device.name == "Frenck's LaMetric"
+    assert device.serial_number == "SA110405124500W00BS9"
     assert device.sw_version == "2.2.2"
 
     await hass.services.async_call(