From 8f99cb51b52cc6993b03df21b4060663b22ebd92 Mon Sep 17 00:00:00 2001
From: Erik Montnemery <erik@montnemery.com>
Date: Mon, 3 Jan 2022 10:39:24 +0100
Subject: [PATCH] Improve test coverage of template button (#63265)

---
 tests/components/template/test_button.py | 30 ++++++++++++++++++++++++
 1 file changed, 30 insertions(+)

diff --git a/tests/components/template/test_button.py b/tests/components/template/test_button.py
index 00669d158ec..aa671bebd89 100644
--- a/tests/components/template/test_button.py
+++ b/tests/components/template/test_button.py
@@ -128,6 +128,36 @@ async def test_all_optional_config(hass, calls):
     assert er.async_get_entity_id("button", "template", "test-test")
 
 
+async def test_name_template(hass, calls):
+    """Test: name template."""
+    with assert_setup_component(1, "template"):
+        assert await setup.async_setup_component(
+            hass,
+            "template",
+            {
+                "template": {
+                    "button": {
+                        "press": {"service": "script.press"},
+                        "name": "Button {{ 1 + 1 }}",
+                    },
+                }
+            },
+        )
+
+    await hass.async_block_till_done()
+    await hass.async_start()
+    await hass.async_block_till_done()
+
+    _verify(
+        hass,
+        STATE_UNKNOWN,
+        {
+            CONF_FRIENDLY_NAME: "Button 2",
+        },
+        "button.button_2",
+    )
+
+
 async def test_unique_id(hass, calls):
     """Test: unique id is ok."""
     with assert_setup_component(1, "template"):