diff --git a/tests/components/lg_netcast/conftest.py b/tests/components/lg_netcast/conftest.py
deleted file mode 100644
index eb13d5c8c67..00000000000
--- a/tests/components/lg_netcast/conftest.py
+++ /dev/null
@@ -1,13 +0,0 @@
-"""Common fixtures and objects for the LG Netcast integration tests."""
-
-import pytest
-
-from homeassistant.core import HomeAssistant, ServiceCall
-
-from tests.common import async_mock_service
-
-
-@pytest.fixture
-def calls(hass: HomeAssistant) -> list[ServiceCall]:
-    """Track calls to a mock service."""
-    return async_mock_service(hass, "test", "automation")
diff --git a/tests/components/lg_netcast/test_device_trigger.py b/tests/components/lg_netcast/test_device_trigger.py
index 05911acc41d..c8d725afde1 100644
--- a/tests/components/lg_netcast/test_device_trigger.py
+++ b/tests/components/lg_netcast/test_device_trigger.py
@@ -43,7 +43,9 @@ async def test_get_triggers(
 
 
 async def test_if_fires_on_turn_on_request(
-    hass: HomeAssistant, calls: list[ServiceCall], device_registry: dr.DeviceRegistry
+    hass: HomeAssistant,
+    service_calls: list[ServiceCall],
+    device_registry: dr.DeviceRegistry,
 ) -> None:
     """Test for turn_on triggers firing."""
     await setup_lgnetcast(hass)
@@ -96,11 +98,11 @@ async def test_if_fires_on_turn_on_request(
     )
 
     await hass.async_block_till_done()
-    assert len(calls) == 2
-    assert calls[0].data["some"] == device.id
-    assert calls[0].data["id"] == 0
-    assert calls[1].data["some"] == ENTITY_ID
-    assert calls[1].data["id"] == 0
+    assert len(service_calls) == 3
+    assert service_calls[1].data["some"] == device.id
+    assert service_calls[1].data["id"] == 0
+    assert service_calls[2].data["some"] == ENTITY_ID
+    assert service_calls[2].data["id"] == 0
 
 
 async def test_failure_scenarios(
diff --git a/tests/components/lg_netcast/test_trigger.py b/tests/components/lg_netcast/test_trigger.py
index b0c2a86ec21..d838b931560 100644
--- a/tests/components/lg_netcast/test_trigger.py
+++ b/tests/components/lg_netcast/test_trigger.py
@@ -18,7 +18,9 @@ from tests.common import MockEntity, MockEntityPlatform
 
 
 async def test_lg_netcast_turn_on_trigger_device_id(
-    hass: HomeAssistant, calls: list[ServiceCall], device_registry: dr.DeviceRegistry
+    hass: HomeAssistant,
+    service_calls: list[ServiceCall],
+    device_registry: dr.DeviceRegistry,
 ) -> None:
     """Test for turn_on trigger by device_id firing."""
     await setup_lgnetcast(hass)
@@ -56,14 +58,14 @@ async def test_lg_netcast_turn_on_trigger_device_id(
     )
     await hass.async_block_till_done()
 
-    assert len(calls) == 1
-    assert calls[0].data["some"] == device.id
-    assert calls[0].data["id"] == 0
+    assert len(service_calls) == 2
+    assert service_calls[1].data["some"] == device.id
+    assert service_calls[1].data["id"] == 0
 
     with patch("homeassistant.config.load_yaml_dict", return_value={}):
         await hass.services.async_call(automation.DOMAIN, SERVICE_RELOAD, blocking=True)
 
-    calls.clear()
+    service_calls.clear()
 
     with pytest.raises(HomeAssistantError):
         await hass.services.async_call(
@@ -74,11 +76,11 @@ async def test_lg_netcast_turn_on_trigger_device_id(
         )
 
     await hass.async_block_till_done()
-    assert len(calls) == 0
+    assert len(service_calls) == 1
 
 
 async def test_lg_netcast_turn_on_trigger_entity_id(
-    hass: HomeAssistant, calls: list[ServiceCall]
+    hass: HomeAssistant, service_calls: list[ServiceCall]
 ) -> None:
     """Test for turn_on triggers by entity firing."""
     await setup_lgnetcast(hass)
@@ -113,9 +115,9 @@ async def test_lg_netcast_turn_on_trigger_entity_id(
     )
     await hass.async_block_till_done()
 
-    assert len(calls) == 1
-    assert calls[0].data["some"] == ENTITY_ID
-    assert calls[0].data["id"] == 0
+    assert len(service_calls) == 2
+    assert service_calls[1].data["some"] == ENTITY_ID
+    assert service_calls[1].data["id"] == 0
 
 
 async def test_wrong_trigger_platform_type(