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Date: Fri, 13 Oct 2006 08:12:36 -0700 (PDT)
From: "Serguei Zapreyev (JIRA)" <jira@apache.org>
To: harmony-commits@incubator.apache.org
Subject: [jira] Commented: (HARMONY-1863) [classlib][drlvm] On Windows
 Runtime.exec(String[]cmdarray, String[] envp) throws IOException on large
 envp array while RI does not throw
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    [ http://issues.apache.org/jira/browse/HARMONY-1863?page=comments#action_12442045 ] 
            
Serguei Zapreyev commented on HARMONY-1863:
-------------------------------------------

So, looks like the original test detects the known restriction of the implementation 
support and I suggest to close the issue because it isn't a bug.

> [classlib][drlvm] On Windows Runtime.exec(String[]cmdarray, String[] envp) throws IOException on large envp array while RI does not throw
> -----------------------------------------------------------------------------------------------------------------------------------------
>
>                 Key: HARMONY-1863
>                 URL: http://issues.apache.org/jira/browse/HARMONY-1863
>             Project: Harmony
>          Issue Type: Bug
>         Environment: Windows
>            Reporter: Vera Petrashkova
>         Attachments: log.txt, log2.txt, Test.java, Test2.java, testExec2.zip
>
>
> java.lang.Runtime.exec(String [] cmdarray, String[] envp)  throws IOException when 
> envp array contains about 80 strings which have large lengths.
>  RI parses these specified environment variables successfully.
>  
> Code for reproducing: 
> ------------------
> import junit.framework.TestCase;
> import java.io.*;
> public class testExec2 extends TestCase {
>     public static int nmbEnv = 80;
>     public final static String ENV_S = "env";
>     public final static String ENV_S1 = "0123456789";
>    
>     public void testExec() {
>         String [] envs = new String [nmbEnv];
>         for (int i = 0; i < nmbEnv; i++) {
>             envs[i] = ENV_S+Integer.toString(i)+"=";
>             String s = "";
>             for (int j = 0; j < i; j++) {
>                 s = s + ENV_S1;
>             }
>             s = s+"a";
>             envs[i] = envs[i] + s;
>         }
>         String [] cmdL = new String[4]; // + nmbEnv];
>         cmdL[0] = System.getProperty("java.home")+File.separator+"bin"+File.separator+"java";
>         cmdL[1] = "-classpath";
>         cmdL[2] = ".";
>         cmdL[3] = "testExec2_App"; 
> //        System.out.println(envs[nmbEnv-1]);
>         try {
>             Process p = Runtime.getRuntime().exec(cmdL, envs);
>             p.waitFor();
>             int ans = p.exitValue();
>             if (ans != 0) {
>                 assertEquals("Incorrect exitValue", 0, ans);
>             }                        
>         } catch (Throwable e) {
>             e.printStackTrace();
>             fail("Unexpected error: "+e);
>         }
>      }
> }
> class testExec2_App {
>     public static void main(String[] args) {
>          System.exit(0);
>     }
> }
> ------------------
>  
> Output on RI
> ================== 
> java version "1.5.0_06"
> Java(TM) 2 Runtime Environment, Standard Edition (build 1.5.0_06-b05)
> Java HotSpot(TM) Client VM (build 1.5.0_06-b05, mixed mode)
>  .
> Time: 0.188
> OK (1 test)
>  
> Output on Harmony
> ================
> Apache Harmony Launcher : (c) Copyright 1991, 2006 The Apache Software Foundation or its licensors, as applicable.
> java version "1.5.0"
> pre-alpha : not complete or compatible
> svn = r454528, (Oct 13 2006), Windows/ia32/msvc 1310, release build
> http://incubator.apache.org/harmony
> .java.io.IOException: The creation of the Process has just failed: "H:\share\binaries\buil
> ds\combined\20061013\drl_20061013_win_ia32_0002_msvc_r_H\bin\java" -classpath . testExec2_App
>         at java.lang.Runtime$SubProcess.execVM(Unknown Source)
>         at java.lang.Runtime.exec(Unknown Source)
>         at java.lang.Runtime.exec(Unknown Source)
>         at testExec2.testExec(testExec2.java:27)
>         at java.lang.reflect.VMReflection.invokeMethod(Native Method)
>         at java.lang.reflect.Method.invoke(Unknown Source)
>         at junit.framework.TestCase.runTest(TestCase.java:154)
>         at junit.framework.TestCase.runBare(TestCase.java:125)
>         at junit.framework.TestResult$1.protect(TestResult.java:107)
>         at junit.framework.TestResult.runProtected(TestResult.java:135)
>         at junit.framework.TestResult.run(TestResult.java:104)
>         at junit.framework.TestCase.run(TestCase.java:119)
>         at junit.framework.TestSuite.runTest(TestSuite.java:209)
>         at junit.framework.TestSuite.run(TestSuite.java:202)
>         at junit.textui.TestRunner.doRun(TestRunner.java:115)
>         at junit.textui.TestRunner.start(TestRunner.java:171)
>         at junit.textui.TestRunner.main(TestRunner.java:136)
> F
> Time: 0.047
> There was 1 failure:
> 1) testExec(testExec2)junit.framework.AssertionFailedError: Unexpected error: java.io.IOEx
> ception: The creation of the Process has just failed: "H:\share\binaries\builds\combined\2
> 0061013\drl_20061013_win_ia32_0002_msvc_r_H\bin\java" -classpath . testExec2_App
>         at testExec2.testExec(testExec2.java:35)
>         at java.lang.reflect.VMReflection.invokeMethod(Native Method)
>  
> FAILURES!!!

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