Fix steamist tests opening sockets (#156467)

tests/components/steamist/conftest.py

@@ -0,0 +1,16 @@
+"""Test fixtures for the Steamist integration."""
+
+from collections.abc import Generator
+from unittest.mock import AsyncMock, MagicMock, patch
+
+import pytest
+
+
+@pytest.fixture
+def mock_aio_discovery() -> Generator[MagicMock]:
+    """Mock AIODiscovery30303."""
+    with patch(
+        "homeassistant.components.steamist.discovery.AIODiscovery30303"
+    ) as mock_aio_discovery:
+        mock_aio_discovery.return_value.async_scan = AsyncMock()
+        yield mock_aio_discovery

tests/components/steamist/test_init.py

@@ -42,6 +42,7 @@ def mock_single_broadcast_address():
         yield
 
 
+@pytest.mark.usefixtures("mock_aio_discovery")
 async def test_config_entry_reload(hass: HomeAssistant) -> None:
     """Test that a config entry can be reloaded."""
     _, config_entry = await _async_setup_entry_with_status(
@@ -52,6 +53,7 @@ async def test_config_entry_reload(hass: HomeAssistant) -> None:
     assert config_entry.state is ConfigEntryState.NOT_LOADED
 
 
+@pytest.mark.usefixtures("mock_aio_discovery")
 async def test_config_entry_retry_later(hass: HomeAssistant) -> None:
     """Test that a config entry retry on connection error."""
     config_entry = MockConfigEntry(

tests/components/steamist/test_sensor.py

@@ -2,6 +2,8 @@
 
 from __future__ import annotations
 
+import pytest
+
 from homeassistant.const import ATTR_UNIT_OF_MEASUREMENT, UnitOfTemperature, UnitOfTime
 from homeassistant.core import HomeAssistant
 
@@ -12,6 +14,7 @@ from . import (
 )
 
 
+@pytest.mark.usefixtures("mock_aio_discovery")
 async def test_steam_active(hass: HomeAssistant) -> None:
     """Test that the sensors are setup with the expected values when steam is active."""
     await _async_setup_entry_with_status(hass, MOCK_ASYNC_GET_STATUS_ACTIVE)
@@ -23,6 +26,7 @@ async def test_steam_active(hass: HomeAssistant) -> None:
     assert state.attributes[ATTR_UNIT_OF_MEASUREMENT] == UnitOfTime.MINUTES
 
 
+@pytest.mark.usefixtures("mock_aio_discovery")
 async def test_steam_inactive(hass: HomeAssistant) -> None:
     """Test that the sensors are setup with the expected values when steam is not active."""
     await _async_setup_entry_with_status(hass, MOCK_ASYNC_GET_STATUS_INACTIVE)

tests/components/steamist/test_switch.py

@@ -5,6 +5,8 @@ from __future__ import annotations
 from datetime import timedelta
 from unittest.mock import AsyncMock
 
+import pytest
+
 from homeassistant.components.switch import DOMAIN as SWITCH_DOMAIN
 from homeassistant.const import ATTR_ENTITY_ID, STATE_OFF, STATE_ON
 from homeassistant.core import HomeAssistant
@@ -19,6 +21,7 @@ from . import (
 from tests.common import async_fire_time_changed
 
 
+@pytest.mark.usefixtures("mock_aio_discovery")
 async def test_steam_active(hass: HomeAssistant) -> None:
     """Test that the switches are setup with the expected values when steam is active."""
     client, _ = await _async_setup_entry_with_status(hass, MOCK_ASYNC_GET_STATUS_ACTIVE)
@@ -38,6 +41,7 @@ async def test_steam_active(hass: HomeAssistant) -> None:
     assert hass.states.get("switch.steam_active").state == STATE_OFF
 
 
+@pytest.mark.usefixtures("mock_aio_discovery")
 async def test_steam_inactive(hass: HomeAssistant) -> None:
     """Test that the switches are setup with the expected values when steam is not active."""
     client, _ = await _async_setup_entry_with_status(