From f06ad8c4366f4f51ae54370f9713ccf29a998573 Mon Sep 17 00:00:00 2001
From: "J. Nick Koston" <nick@koston.org>
Date: Wed, 6 May 2026 07:32:19 -0500
Subject: [PATCH] [http_request] Add regression test for light action inside
 on_response (#16270)

---
 .../components/http_request/http_request.yaml | 21 +++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/tests/components/http_request/http_request.yaml b/tests/components/http_request/http_request.yaml
index ef67671c91..46d4b88ec5 100644
--- a/tests/components/http_request/http_request.yaml
+++ b/tests/components/http_request/http_request.yaml
@@ -50,12 +50,33 @@ esphome:
                   format: "After delay, body still: %s"
                   args:
                     - body.c_str()
+              # Regression test for esphome/esphome#16224: a LightControlAction
+              # nested inside on_response with capture_response: true puts
+              # `std::string &` into the trigger's Ts..., which exposed a codegen
+              # bug where the apply lambda's parameter list did not match the
+              # ApplyFn signature.
+              - light.turn_on:
+                  id: test_regression_light
+                  brightness: 100%
+                  effect: "None"
 
 http_request:
   useragent: esphome/tagreader
   timeout: 10s
   verify_ssl: ${verify_ssl}
 
+output:
+  - platform: template
+    id: test_regression_output
+    type: float
+    write_action:
+      - logger.log: "set"
+
+light:
+  - platform: monochromatic
+    id: test_regression_light
+    output: test_regression_output
+
 script:
   - id: does_not_compile
     parameters: