Bump to 1.27.0 for fixes in 2025.12 (#1293)

tests/conftest.py

@@ -0,0 +1,26 @@
+"""Pytest configuration for adaptive-lighting tests."""
+
+from unittest.mock import patch
+
+import pytest
+
+
+@pytest.fixture(autouse=True)
+def mock_template_deprecation_issue():
+    """Mock the template deprecation issue creation.
+
+    The template component's legacy platform syntax creates deprecation
+    issues that require translations. Since adaptive-lighting tests use
+    template lights as test fixtures (not testing the template integration
+    itself), we mock the issue creation to avoid translation validation errors.
+    """
+    # Patch the create_legacy_template_issue function in the template helpers
+    # to be a no-op when called for the deprecated_legacy_templates issue
+    try:
+        with patch(
+            "homeassistant.components.template.helpers.create_legacy_template_issue",
+        ):
+            yield
+    except (ImportError, ModuleNotFoundError, AttributeError):
+        # Older HA versions don't have this function
+        yield

tests/test_switch.py

@@ -82,7 +82,16 @@ from homeassistant.components.light import (
 )
 from homeassistant.components.light import DOMAIN as LIGHT_DOMAIN
 from homeassistant.components.switch import DOMAIN as SWITCH_DOMAIN
-from homeassistant.components.template.light import LightTemplate
+
+try:
+    # HA >= 2025.8
+    from homeassistant.components.template.light import (
+        StateLightEntity as LightTemplate,
+    )
+except ImportError:
+    # HA < 2025.8
+    from homeassistant.components.template.light import LightTemplate
+
 from homeassistant.config_entries import ConfigEntryState
 from homeassistant.const import (
     ATTR_AREA_ID,