Use setup_test_component_platform helper for text entity component tests instead of hass.components (#114400)

tests/components/text/common.py

@@ -0,0 +1,45 @@
+"""Common test helpers for the text entity component tests."""
+
+from typing import Any
+
+from homeassistant.components.text import RestoreText, TextEntity
+
+
+class MockTextEntity(TextEntity):
+    """Mock text class."""
+
+    def __init__(
+        self, native_value="test", native_min=None, native_max=None, pattern=None
+    ) -> None:
+        """Initialize mock text entity."""
+
+        self._attr_native_value = native_value
+        if native_min is not None:
+            self._attr_native_min = native_min
+        if native_max is not None:
+            self._attr_native_max = native_max
+        if pattern is not None:
+            self._attr_pattern = pattern
+
+    def set_value(self, value: str) -> None:
+        """Change the selected option."""
+        self._attr_native_value = value
+
+
+class MockRestoreText(MockTextEntity, RestoreText):
+    """Mock RestoreText class."""
+
+    def __init__(self, name: str, **values: Any) -> None:
+        """Initialize the MockRestoreText."""
+        super().__init__(**values)
+
+        self._attr_name = name
+
+    async def async_added_to_hass(self) -> None:
+        """Restore native_*."""
+        await super().async_added_to_hass()
+        if (last_text_data := await self.async_get_last_text_data()) is None:
+            return
+        self._attr_native_max = last_text_data.native_max
+        self._attr_native_min = last_text_data.native_min
+        self._attr_native_value = last_text_data.native_value