From 0e4f98520f2a9d0076fe5192cccbdccb4f0fd8db Mon Sep 17 00:00:00 2001
From: qiao tian <tianqiao@taobao.com>
Date: Fri, 8 Nov 2019 15:23:50 +0800
Subject: [PATCH] =?UTF-8?q?=E5=8D=95=E5=85=83=E6=B5=8B=E8=AF=95=E4=BC=98?=
 =?UTF-8?q?=E5=8C=96?=
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---
 .../express/bugfix/RecursivelyRunnerTest.java | 40 +++++++++++++++++--
 1 file changed, 36 insertions(+), 4 deletions(-)

diff --git a/src/test/java/com/ql/util/express/bugfix/RecursivelyRunnerTest.java b/src/test/java/com/ql/util/express/bugfix/RecursivelyRunnerTest.java
index 2945559..fedffc9 100644
--- a/src/test/java/com/ql/util/express/bugfix/RecursivelyRunnerTest.java
+++ b/src/test/java/com/ql/util/express/bugfix/RecursivelyRunnerTest.java
@@ -9,12 +9,34 @@ import java.lang.reflect.Method;
 
 public class RecursivelyRunnerTest {
 
+    static final String TEST_EXPRESS = "eval('10+10')+eval('20')+eval('30-10')";
+
+    static final ExpressRunner globalRunner = new ExpressRunner();
+    static{
+        globalRunner.addFunction("eval",new GlobalEvalOperator());
+    }
+
+
+    @Test
+    public  void testErrorRecursivelyInvoke() throws Exception{
+
+        try {
+    
+            Object r = globalRunner.execute(TEST_EXPRESS, null, null, true, false);
+            System.out.println(r);
+        }catch (Exception e){
+//            e.printStackTrace();
+            System.out.println("符合预期，嵌套调用同一个ExpressRunner不支持!");
+        }
+
+    }
+
     @Test
     public  void testEvalOperator() throws Exception{
         ExpressRunner runner = new ExpressRunner();
         runner.addFunction("eval",new EvalOperator());
-        String express = "eval('10')+eval('20')+eval('30')";
-        Object r = runner.execute(express, null, null, true, false);
+
+        Object r = runner.execute(TEST_EXPRESS, null, null, true, false);
         System.out.println(r);
 
     }
@@ -31,12 +53,22 @@ public class RecursivelyRunnerTest {
             runner.addFunctionOfServiceMethod(name, subRunner, name, m.getParameterTypes(), null);
         }
         
-        String express = "eval('10')+eval('20')+eval('30')";
-        Object r = runner.execute(express, null, null, true, false);
+
+        Object r = runner.execute(TEST_EXPRESS, null, null, true, false);
         System.out.println(r);
         
     }
 
+    public static class GlobalEvalOperator extends Operator{
+
+
+        @Override
+        public Object executeInner(Object[] list) throws Exception {
+            Object result = globalRunner.execute((String) list[0], new DefaultContext(), null, true, false);
+            return result;
+        }
+    }
+
     public static class EvalOperator extends Operator{
 
         private ExpressRunner subRun = new ExpressRunner();
-- 
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