Give better information in case of timeout for JUnit test,as requested in Bug 39946.

git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@420102 13f79535-47bb-0310-9956-ffa450edef68

src/main/org/apache/tools/ant/taskdefs/optional/junit/JUnitTask.java

@@ -1336,7 +1336,7 @@ public class JUnitTask extends Task {
      */
 
     private void logTimeout(FormatterElement[] feArray, JUnitTest test) {
-        logVmExit(feArray, test, "Timeout occurred");
+        logVmExit(feArray, test, "Timeout occurred.");
     }
 
     /**
@@ -1347,7 +1347,7 @@ public class JUnitTask extends Task {
      * @since Ant 1.7
      */
     private void logVmCrash(FormatterElement[] feArray, JUnitTest test) {
-        logVmExit(feArray, test, "forked Java VM exited abnormally");
+        logVmExit(feArray, test, "Forked Java VM exited abnormally.");
     }
 
     /**

src/main/org/apache/tools/ant/taskdefs/optional/junit/JUnitTaskMirrorImpl.java

@@ -19,7 +19,7 @@ package org.apache.tools.ant.taskdefs.optional.junit;
 
 import java.io.OutputStream;
 import junit.framework.AssertionFailedError;
-import junit.framework.Test;
+import junit.framework.TestCase;
 import junit.framework.TestResult;
 import org.apache.tools.ant.AntClassLoader;
 
@@ -31,28 +31,22 @@ import org.apache.tools.ant.AntClassLoader;
  * @since 1.7
  */
 public final class JUnitTaskMirrorImpl implements JUnitTaskMirror {
-    
+
     private final JUnitTask task;
-    
+
     public JUnitTaskMirrorImpl(JUnitTask task) {
         this.task = task;
     }
-    
+
     public void addVmExit(JUnitTest test, JUnitTaskMirror.JUnitResultFormatterMirror _formatter,
             OutputStream out, final String message) {
         JUnitResultFormatter formatter = (JUnitResultFormatter) _formatter;
         formatter.setOutput(out);
         formatter.startTestSuite(test);
-        
         //the trick to integrating test output to the formatter, is to
         //create a special test class that asserts an error
         //and tell the formatter that it raised.
-        Test t = new Test() {
-            public int countTestCases() { return 1; }
-            public void run(TestResult r) {
-                throw new AssertionFailedError(message);
-            }
-        };
+        TestCase t = new VmExitErrorTest(message, test);
         formatter.startTest(t);
         formatter.addError(t, new AssertionFailedError(message));
         formatter.endTestSuite(test);
@@ -68,5 +62,31 @@ public final class JUnitTaskMirrorImpl implements JUnitTaskMirror {
     public JUnitTaskMirror.SummaryJUnitResultFormatterMirror newSummaryJUnitResultFormatter() {
         return new SummaryJUnitResultFormatter();
     }
-    
+
+    static class VmExitErrorTest extends TestCase {
+
+        private String message;
+        private JUnitTest test;
+
+        VmExitErrorTest(String aMessage, JUnitTest anOriginalTest) {
+            message = aMessage;
+            test = anOriginalTest;
+        }
+
+        public int countTestCases() {
+            return 1;
+        }
+
+        public void run(TestResult r) {
+            throw new AssertionFailedError(message);
+        }
+
+        public String getName() {
+            return test.getName();
+        }
+
+        public String toString() {
+            return test.getName();
+        }
+    }
 }