diff --git a/agents-flex-chain/agents-flex-chain-js/src/test/java/com/agentsflex/chain/node/CodeNodeTest.java b/agents-flex-chain/agents-flex-chain-js/src/test/java/com/agentsflex/chain/node/CodeNodeTest.java
new file mode 100644
index 0000000..cc200fb
--- /dev/null
+++ b/agents-flex-chain/agents-flex-chain-js/src/test/java/com/agentsflex/chain/node/CodeNodeTest.java
@@ -0,0 +1,36 @@
+package com.agentsflex.chain.node;
+
+import com.agentsflex.core.chain.Chain;
+import org.junit.Test;
+
+import java.util.HashMap;
+import java.util.Map;
+
+public class CodeNodeTest {
+
+    @Test
+    public void test() {
+
+        String code = "const arr = []\n" +
+                "const obj = {\n" +
+                "\"name\":\"workflow\",\n" +
+                "\"age\":\"21\",\n" +
+                "\"is_member\":\"true\",\n" +
+                "\"join_time\":\"1753085883652\",\n" +
+                "\"join_money\":\"500.00\"\n" +
+                "}\n" +
+                "arr.push(obj)\n" +
+                "_result.arr = arr";
+
+        Chain chain = new Chain();
+
+        JsExecNode a = new JsExecNode();
+        a.setId("a");
+        a.setCode(code);
+        chain.addNode(a);
+
+        Map<String, Object> result = chain.executeForResult(new HashMap<>());
+        System.out.println(result.getClass());
+        System.out.println(result);
+    }
+}