[jira] Updated: (HARMONY-1753) [classlib][swing] javax.swing.text.GapContent.shiftEnd() throws unspecified ArrayIndexOutOfBoundsException

["Ilya Okomin (JIRA)" <ji...@apache.org>]

     [ http://issues.apache.org/jira/browse/HARMONY-1753?page=all ]

Ilya Okomin updated HARMONY-1753:
---------------------------------

    Attachment: Harmony-1753-test.patch

Unit test


> [classlib][swing] javax.swing.text.GapContent.shiftEnd() throws unspecified ArrayIndexOutOfBoundsException
> ----------------------------------------------------------------------------------------------------------
>
>                 Key: HARMONY-1753
>                 URL: http://issues.apache.org/jira/browse/HARMONY-1753
>             Project: Harmony
>          Issue Type: Bug
>          Components: Classlib
>            Reporter: Ilya Okomin
>            Priority: Minor
>         Attachments: Harmony-1753-test.patch
>
>
> Harmony throws unspecified ArrayIndexOutOfBoundsException for javax.swing.text.GapContent.remove(-1)  while RI works silently.
> ---------------test.java----------------
> import javax.swing.text.GapContent;
> import junit.framework.TestCase;
> public class test extends TestCase {
>     public static void main(String[] args) {
>         junit.textui.TestRunner.run(test.class);
>     }
>     public void testRun() throws Exception {
>         GC localGapContent = new GC();
>         localGapContent.testShifEnd(-1);
>     }
>     class GC extends GapContent {
>         public GC() {
>             super();
>         }
>         
>         public int testShifEnd(int sh) {
>             super.shiftEnd(sh);
>             return 1;
>         }
>     }
> }
> --------------------------------------------
> ====== Output RI ======
> .
> Time: 0.04
> OK (1 test)
> ====== Output Harmony ======
> .E
> Time: 0.02
> There was 1 error:
> 1) testRun(bugzilla.Test9308.test)java.lang.ArrayIndexOutOfBoundsException: bad arrayCopy
> 	at java.lang.VMMemoryManager.arrayCopy(Native Method)
> 	at java.lang.System.arraycopy(Unknown Source)
> 	at javax.swing.text.GapContent.shiftEnd(GapContent.java:279)
> 	at bugzilla.Test9308.test$GC.testShifEnd(test.java:25)
> 	at bugzilla.Test9308.test.testRun(test.java:14)
> 	at java.lang.reflect.VMReflection.invokeMethod(Native Method)
> 	at bugzilla.Test9308.test.main(test.java:10)
> FAILURES!!!
> Tests run: 1,  Failures: 0,  Errors: 1
> I've investigated this issue. Harmony and RI behaves differently only for size == -1. If the size value less than -1 both Harmony and RI throws 
> java.lang.NegativeArraySizeException.

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