From 0021571592e72064eb6c19e352254117086e38c8 Mon Sep 17 00:00:00 2001
From: Thomas Munzer <thomas.munzer@gmail.com>
Date: Mon, 7 Sep 2026 12:32:18 +0200
Subject: [PATCH] Add sensor platform to Tuya ZNJDQ (circuit breaker) (#181520)

Co-authored-by: Thomas Munzer <tmunzer@juniper.net>
---
 homeassistant/components/tuya/sensor.py       |  30 +++
 .../tuya/snapshots/test_sensor.ambr           | 241 ++++++++++++++++++
 2 files changed, 271 insertions(+)

diff --git a/homeassistant/components/tuya/sensor.py b/homeassistant/components/tuya/sensor.py
index 0268d3e0b604..9931d01ff49a 100644
--- a/homeassistant/components/tuya/sensor.py
+++ b/homeassistant/components/tuya/sensor.py
@@ -1727,6 +1727,36 @@ SENSORS: dict[DeviceCategory, tuple[TuyaSensorEntityDescription, ...]] = {
             wrapper_class=VOLTAGE_WRAPPER,
         ),
     ),
+    DeviceCategory.ZNJDQ: (
+        TuyaSensorEntityDescription(
+            key=DPCode.CUR_CURRENT,
+            translation_key="current",
+            device_class=SensorDeviceClass.CURRENT,
+            state_class=SensorStateClass.MEASUREMENT,
+            suggested_unit_of_measurement=UnitOfElectricCurrent.AMPERE,
+        ),
+        TuyaSensorEntityDescription(
+            key=DPCode.CUR_POWER,
+            translation_key="power",
+            device_class=SensorDeviceClass.POWER,
+            state_class=SensorStateClass.MEASUREMENT,
+        ),
+        TuyaSensorEntityDescription(
+            key=DPCode.CUR_VOLTAGE,
+            translation_key="voltage",
+            device_class=SensorDeviceClass.VOLTAGE,
+            state_class=SensorStateClass.MEASUREMENT,
+            suggested_unit_of_measurement=UnitOfElectricPotential.VOLT,
+        ),
+        TuyaSensorEntityDescription(
+            key=DPCode.ADD_ELE,
+            translation_key="total_energy",
+            device_class=SensorDeviceClass.ENERGY,
+            state_class=SensorStateClass.TOTAL_INCREASING,
+            native_unit_of_measurement=UnitOfEnergy.KILO_WATT_HOUR,
+            suggested_unit_of_measurement=UnitOfEnergy.KILO_WATT_HOUR,
+        ),
+    ),
     DeviceCategory.ZNNBQ: (
         TuyaSensorEntityDescription(
             key=DPCode.REVERSE_ENERGY_TOTAL,
diff --git a/tests/components/tuya/snapshots/test_sensor.ambr b/tests/components/tuya/snapshots/test_sensor.ambr
index 20bd10d7cbcb..185c13e15244 100644
--- a/tests/components/tuya/snapshots/test_sensor.ambr
+++ b/tests/components/tuya/snapshots/test_sensor.ambr
@@ -20209,6 +20209,247 @@
     'state': 'unavailable',
   })
 # ---
+# name: test_platform_setup_and_discovery[sensor.smart_circuit_breaker_current-entry]
+  EntityRegistryEntrySnapshot({
+    'aliases': list([
+      None,
+    ]),
+    'area_id': None,
+    'capabilities': dict({
+      <SensorEntityCapabilityAttribute.STATE_CLASS: 'state_class'>: <SensorStateClass.MEASUREMENT: 'measurement'>,
+    }),
+    'config_entry_id': <ANY>,
+    'config_subentry_id': <ANY>,
+    'device_class': None,
+    'device_id': <ANY>,
+    'disabled_by': None,
+    'domain': 'sensor',
+    'entity_category': None,
+    'entity_id': 'sensor.smart_circuit_breaker_current',
+    'has_entity_name': True,
+    'hidden_by': None,
+    'icon': None,
+    'id': <ANY>,
+    'labels': set({
+    }),
+    'name': None,
+    'object_id_base': 'Current',
+    'options': dict({
+      'sensor': dict({
+        'suggested_display_precision': 2,
+      }),
+      'sensor.private': dict({
+        'suggested_unit_of_measurement': <UnitOfElectricCurrent.AMPERE: 'A'>,
+      }),
+    }),
+    'original_device_class': <SensorDeviceClass.CURRENT: 'current'>,
+    'original_icon': None,
+    'original_name': 'Current',
+    'platform': 'tuya',
+    'previous_unique_id': None,
+    'suggested_object_id': None,
+    'supported_features': 0,
+    'translation_key': 'current',
+    'unique_id': 'tuya.kaapnqxkvzaqd6uaqdjnzcur_current',
+    'unit_of_measurement': <UnitOfElectricCurrent.AMPERE: 'A'>,
+  })
+# ---
+# name: test_platform_setup_and_discovery[sensor.smart_circuit_breaker_current-state]
+  StateSnapshot({
+    'attributes': ReadOnlyDict({
+      <EntityStateAttribute.DEVICE_CLASS: 'device_class'>: 'current',
+      <EntityStateAttribute.FRIENDLY_NAME: 'friendly_name'>: 'Smart Circuit Breaker Current',
+      <SensorEntityCapabilityAttribute.STATE_CLASS: 'state_class'>: <SensorStateClass.MEASUREMENT: 'measurement'>,
+      <EntityStateAttribute.UNIT_OF_MEASUREMENT: 'unit_of_measurement'>: <UnitOfElectricCurrent.AMPERE: 'A'>,
+    }),
+    'context': <ANY>,
+    'entity_id': 'sensor.smart_circuit_breaker_current',
+    'last_changed': <ANY>,
+    'last_reported': <ANY>,
+    'last_updated': <ANY>,
+    'state': '0.258',
+  })
+# ---
+# name: test_platform_setup_and_discovery[sensor.smart_circuit_breaker_power-entry]
+  EntityRegistryEntrySnapshot({
+    'aliases': list([
+      None,
+    ]),
+    'area_id': None,
+    'capabilities': dict({
+      <SensorEntityCapabilityAttribute.STATE_CLASS: 'state_class'>: <SensorStateClass.MEASUREMENT: 'measurement'>,
+    }),
+    'config_entry_id': <ANY>,
+    'config_subentry_id': <ANY>,
+    'device_class': None,
+    'device_id': <ANY>,
+    'disabled_by': None,
+    'domain': 'sensor',
+    'entity_category': None,
+    'entity_id': 'sensor.smart_circuit_breaker_power',
+    'has_entity_name': True,
+    'hidden_by': None,
+    'icon': None,
+    'id': <ANY>,
+    'labels': set({
+    }),
+    'name': None,
+    'object_id_base': 'Power',
+    'options': dict({
+      'sensor': dict({
+        'suggested_display_precision': 0,
+      }),
+    }),
+    'original_device_class': <SensorDeviceClass.POWER: 'power'>,
+    'original_icon': None,
+    'original_name': 'Power',
+    'platform': 'tuya',
+    'previous_unique_id': None,
+    'suggested_object_id': None,
+    'supported_features': 0,
+    'translation_key': 'power',
+    'unique_id': 'tuya.kaapnqxkvzaqd6uaqdjnzcur_power',
+    'unit_of_measurement': 'W',
+  })
+# ---
+# name: test_platform_setup_and_discovery[sensor.smart_circuit_breaker_power-state]
+  StateSnapshot({
+    'attributes': ReadOnlyDict({
+      <EntityStateAttribute.DEVICE_CLASS: 'device_class'>: 'power',
+      <EntityStateAttribute.FRIENDLY_NAME: 'friendly_name'>: 'Smart Circuit Breaker Power',
+      <SensorEntityCapabilityAttribute.STATE_CLASS: 'state_class'>: <SensorStateClass.MEASUREMENT: 'measurement'>,
+      <EntityStateAttribute.UNIT_OF_MEASUREMENT: 'unit_of_measurement'>: 'W',
+    }),
+    'context': <ANY>,
+    'entity_id': 'sensor.smart_circuit_breaker_power',
+    'last_changed': <ANY>,
+    'last_reported': <ANY>,
+    'last_updated': <ANY>,
+    'state': '14.3',
+  })
+# ---
+# name: test_platform_setup_and_discovery[sensor.smart_circuit_breaker_total_energy-entry]
+  EntityRegistryEntrySnapshot({
+    'aliases': list([
+      None,
+    ]),
+    'area_id': None,
+    'capabilities': dict({
+      <SensorEntityCapabilityAttribute.STATE_CLASS: 'state_class'>: <SensorStateClass.TOTAL_INCREASING: 'total_increasing'>,
+    }),
+    'config_entry_id': <ANY>,
+    'config_subentry_id': <ANY>,
+    'device_class': None,
+    'device_id': <ANY>,
+    'disabled_by': None,
+    'domain': 'sensor',
+    'entity_category': None,
+    'entity_id': 'sensor.smart_circuit_breaker_total_energy',
+    'has_entity_name': True,
+    'hidden_by': None,
+    'icon': None,
+    'id': <ANY>,
+    'labels': set({
+    }),
+    'name': None,
+    'object_id_base': 'Total energy',
+    'options': dict({
+      'sensor': dict({
+        'suggested_display_precision': 2,
+      }),
+      'sensor.private': dict({
+        'suggested_unit_of_measurement': <UnitOfEnergy.KILO_WATT_HOUR: 'kWh'>,
+      }),
+    }),
+    'original_device_class': <SensorDeviceClass.ENERGY: 'energy'>,
+    'original_icon': None,
+    'original_name': 'Total energy',
+    'platform': 'tuya',
+    'previous_unique_id': None,
+    'suggested_object_id': None,
+    'supported_features': 0,
+    'translation_key': 'total_energy',
+    'unique_id': 'tuya.kaapnqxkvzaqd6uaqdjnzadd_ele',
+    'unit_of_measurement': <UnitOfEnergy.KILO_WATT_HOUR: 'kWh'>,
+  })
+# ---
+# name: test_platform_setup_and_discovery[sensor.smart_circuit_breaker_total_energy-state]
+  StateSnapshot({
+    'attributes': ReadOnlyDict({
+      <EntityStateAttribute.DEVICE_CLASS: 'device_class'>: 'energy',
+      <EntityStateAttribute.FRIENDLY_NAME: 'friendly_name'>: 'Smart Circuit Breaker Total energy',
+      <SensorEntityCapabilityAttribute.STATE_CLASS: 'state_class'>: <SensorStateClass.TOTAL_INCREASING: 'total_increasing'>,
+      <EntityStateAttribute.UNIT_OF_MEASUREMENT: 'unit_of_measurement'>: <UnitOfEnergy.KILO_WATT_HOUR: 'kWh'>,
+    }),
+    'context': <ANY>,
+    'entity_id': 'sensor.smart_circuit_breaker_total_energy',
+    'last_changed': <ANY>,
+    'last_reported': <ANY>,
+    'last_updated': <ANY>,
+    'state': '0',
+  })
+# ---
+# name: test_platform_setup_and_discovery[sensor.smart_circuit_breaker_voltage-entry]
+  EntityRegistryEntrySnapshot({
+    'aliases': list([
+      None,
+    ]),
+    'area_id': None,
+    'capabilities': dict({
+      <SensorEntityCapabilityAttribute.STATE_CLASS: 'state_class'>: <SensorStateClass.MEASUREMENT: 'measurement'>,
+    }),
+    'config_entry_id': <ANY>,
+    'config_subentry_id': <ANY>,
+    'device_class': None,
+    'device_id': <ANY>,
+    'disabled_by': None,
+    'domain': 'sensor',
+    'entity_category': None,
+    'entity_id': 'sensor.smart_circuit_breaker_voltage',
+    'has_entity_name': True,
+    'hidden_by': None,
+    'icon': None,
+    'id': <ANY>,
+    'labels': set({
+    }),
+    'name': None,
+    'object_id_base': 'Voltage',
+    'options': dict({
+      'sensor': dict({
+        'suggested_display_precision': 0,
+      }),
+      'sensor.private': dict({
+        'suggested_unit_of_measurement': <UnitOfElectricPotential.VOLT: 'V'>,
+      }),
+    }),
+    'original_device_class': <SensorDeviceClass.VOLTAGE: 'voltage'>,
+    'original_icon': None,
+    'original_name': 'Voltage',
+    'platform': 'tuya',
+    'previous_unique_id': None,
+    'suggested_object_id': None,
+    'supported_features': 0,
+    'translation_key': 'voltage',
+    'unique_id': 'tuya.kaapnqxkvzaqd6uaqdjnzcur_voltage',
+    'unit_of_measurement': <UnitOfElectricPotential.VOLT: 'V'>,
+  })
+# ---
+# name: test_platform_setup_and_discovery[sensor.smart_circuit_breaker_voltage-state]
+  StateSnapshot({
+    'attributes': ReadOnlyDict({
+      <EntityStateAttribute.DEVICE_CLASS: 'device_class'>: 'voltage',
+      <EntityStateAttribute.FRIENDLY_NAME: 'friendly_name'>: 'Smart Circuit Breaker Voltage',
+      <SensorEntityCapabilityAttribute.STATE_CLASS: 'state_class'>: <SensorStateClass.MEASUREMENT: 'measurement'>,
+      <EntityStateAttribute.UNIT_OF_MEASUREMENT: 'unit_of_measurement'>: <UnitOfElectricPotential.VOLT: 'V'>,
+    }),
+    'context': <ANY>,
+    'entity_id': 'sensor.smart_circuit_breaker_voltage',
+    'last_changed': <ANY>,
+    'last_reported': <ANY>,
+    'last_updated': <ANY>,
+    'state': '228.6',
+  })
+# ---
 # name: test_platform_setup_and_discovery[sensor.smart_kettle_current_temperature-entry]
   EntityRegistryEntrySnapshot({
     'aliases': list([