Move manual trigger entity tests (#130134)

tests/helpers/test_trigger_template_entity.py

@@ -0,0 +1,40 @@
+"""Test template trigger entity."""
+
+from homeassistant.core import HomeAssistant
+from homeassistant.helpers import template
+from homeassistant.helpers.trigger_template_entity import ManualTriggerEntity
+
+
+async def test_template_entity_requires_hass_set(hass: HomeAssistant) -> None:
+    """Test manual trigger template entity."""
+    config = {
+        "name": template.Template("test_entity", hass),
+        "icon": template.Template(
+            '{% if value=="on" %} mdi:on {% else %} mdi:off {% endif %}', hass
+        ),
+        "picture": template.Template(
+            '{% if value=="on" %} /local/picture_on {% else %} /local/picture_off {% endif %}',
+            hass,
+        ),
+    }
+
+    entity = ManualTriggerEntity(hass, config)
+    entity.entity_id = "test.entity"
+    hass.states.async_set("test.entity", "on")
+    await entity.async_added_to_hass()
+
+    entity._process_manual_data("on")
+    await hass.async_block_till_done()
+
+    assert entity.name == "test_entity"
+    assert entity.icon == "mdi:on"
+    assert entity.entity_picture == "/local/picture_on"
+
+    hass.states.async_set("test.entity", "off")
+    await entity.async_added_to_hass()
+    entity._process_manual_data("off")
+    await hass.async_block_till_done()
+
+    assert entity.name == "test_entity"
+    assert entity.icon == "mdi:off"
+    assert entity.entity_picture == "/local/picture_off"