1 files changed, 46 insertions, 0 deletions
diff --git a/libjava/testsuite/libjava.lang/Thread_Alive.java b/libjava/testsuite/libjava.lang/Thread_Alive.java
new file mode 100644
index 000000000..e885e1624
--- /dev/null
+++ b/libjava/testsuite/libjava.lang/Thread_Alive.java
@@ -0,0 +1,46 @@
+// Test the status of the isAlive() flag before, during, and after thread 
+// execution. Check that thread's threadgroup is null after thread exits.
+
+public class Thread_Alive implements Runnable
+{
+  public static void main(String args[]) throws InterruptedException
+  {
+    Thread_Alive ta = new Thread_Alive();
+    Thread t = new Thread(ta);
+    System.out.println(t.isAlive());
+    t.start();
+    System.out.println(t.isAlive());
+
+    Thread.sleep(50);
+    
+    synchronized (ta)
+    {
+      ta.notifyAll();
+    }
+
+    t.join();
+    System.out.println(t.isAlive());
+    
+    try
+    {
+      t.start();
+      System.out.println("Error: dead thread can be restarted.");
+    }
+    catch (IllegalThreadStateException x)
+    {
+      System.out.println ("ok");
+    }
+
+    System.out.println(t.getThreadGroup());
+  }
+  
+  public synchronized void run()
+  {
+    try
+    {
+      wait();
+    }
+    catch (InterruptedException x) {}
+  }
+  
+}