tests/libjava-mauve/src/gnu/testlet/java/lang/ref/WeakReference/weakref.java
branchjk_new_structure
changeset 1541 75c2e24dea9a
parent 1540 92ac284961c1
child 1542 be11db817bcf
--- a/tests/libjava-mauve/src/gnu/testlet/java/lang/ref/WeakReference/weakref.java	Fri Jul 20 21:39:51 2012 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,96 +0,0 @@
-// Test of WeakReference
-
-// Copyright (C) 2001 Red Hat, Inc.
-
-// This file is part of Mauve.
-
-// Mauve is free software; you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation; either version 2, or (at your option)
-// any later version.
-
-// Mauve is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License for more details.
-
-// You should have received a copy of the GNU General Public License
-// along with Mauve; see the file COPYING.  If not, write to
-// the Free Software Foundation, 59 Temple Place - Suite 330,
-// Boston, MA 02111-1307, USA.
-
-// Tags: JDK1.2
-
-// In this test we make some assumptions about how the GC operates
-// that are probably not quite sound.  In particular we assume
-// System.gc() will collect everything.
-
-package gnu.testlet.java.lang.ref.WeakReference;
-
-import gnu.testlet.Testlet;
-import gnu.testlet.TestHarness;
-import java.lang.ref.*;
-
-public class weakref implements Testlet
-{
-
-  static class Reffer extends Thread
-  {
-    ReferenceQueue q;
-    TestHarness harness;
-    WeakReference wr;
-    Integer twt;
-
-    public Reffer (ReferenceQueue q, TestHarness harness)
-    {
-      this.q = q;
-      this.harness = harness;
-    }
-
-    public void run()
-    {
-      twt = new Integer (23);
-      wr = new WeakReference (twt, q);
-
-      System.gc ();
-
-      Reference r = q.poll ();
-      harness.check (r, null, "live reference");
-      harness.check (wr.get (), twt);
-    }
-  }
-
-  public void test (TestHarness harness)
-  {
-    ReferenceQueue q = new ReferenceQueue ();
-
-    // Create reference in a separate thread so no inadvertent references
-    // to the contained object are left on the stack, which causes VM's that
-    // do conservative stack GC scans to report false negatives for this test.
-    Reffer reffer = new Reffer(q, harness); 
-    reffer.start();
-    try {
-      reffer.join();
-    } catch (InterruptedException e) {
-      throw new RuntimeException(e);
-    }
-    WeakReference wr = reffer.wr;
-
-    // Weak reference "should" get cleared here
-    reffer.twt = null;
-    System.gc ();
-
-    Reference r = null;
-    try
-      {
-	r = q.remove (5 * 1000); // 5 seconds.
-      }
-    catch (InterruptedException _)
-      {
-	harness.debug (_);
-      }
-
-    harness.check (r, wr, "unreachable");
-    harness.check (wr.get (), null, "contents of weak reference");
-  }
-}