From 15635c39e2af54052633ea4ece99c6c577c695f0 Mon Sep 17 00:00:00 2001
From: Sergey Matvienko <smatvienko@thingsboard.io>
Date: Thu, 16 Apr 2026 20:12:42 +0200
Subject: [PATCH] Fix postRequestWithEmptyBodyTemplateUsesMessageData missing
 executor mock

The test verifies ctx.transformMsg(...), which exercises the response-
processing path. Without DirectListeningExecutor, the Reactor scheduler
is unavailable and the node calls ctx.tellFailure() instead.
---
 .../org/thingsboard/rule/engine/rest/TbRestApiCallNodeTest.java | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/rule-engine/rule-engine-components/src/test/java/org/thingsboard/rule/engine/rest/TbRestApiCallNodeTest.java b/rule-engine/rule-engine-components/src/test/java/org/thingsboard/rule/engine/rest/TbRestApiCallNodeTest.java
index 2ce6bafbee..f2cd33a172 100644
--- a/rule-engine/rule-engine-components/src/test/java/org/thingsboard/rule/engine/rest/TbRestApiCallNodeTest.java
+++ b/rule-engine/rule-engine-components/src/test/java/org/thingsboard/rule/engine/rest/TbRestApiCallNodeTest.java
@@ -556,6 +556,8 @@ public class TbRestApiCallNodeTest extends AbstractRuleNodeUpgradeTest {
         final AtomicReference<String> capturedBody = new AtomicReference<>();
         setupServerWithBodyCapture(capturedBody, latch);
 
+        given(ctx.getExternalCallExecutor()).willReturn(DirectListeningExecutor.INSTANCE);
+
         TbRestApiCallNodeConfiguration config = new TbRestApiCallNodeConfiguration().defaultConfiguration();
         config.setRequestMethod("POST");
         // requestBodyTemplate is null by default — should use msg.getData()