1 /*
   2  * Copyright (c) 2011, 2013, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 /*
  25  * @test
  26  * @summary <rdar://problem/1388007> EXT: Floating-point overflow or weirdness?
  27  * @summary com.apple.junit.java.lang.Double
  28  */
  29 
  30 import junit.framework.*;
  31 
  32 public class R1388007FloatOverflow extends TestCase
  33 {
  34     protected double n1, n2;
  35 
  36     protected void setUp() {
  37         n1 = -1;
  38         n2 = (double) ((long) n1);
  39     }
  40 
  41     public void testDoubleCastOverflow() throws Exception {
  42         //! don't want to print this to System.out blindly; convert to assertion, use logwrapper, or drop it
  43         //ref.println( "n1 = " + n1 + ", n2 = " + n2);
  44         assertEquals(n2, -1.0, 0.0);
  45     }
  46 
  47     public static Test suite() {
  48         return new TestSuite(R1388007FloatOverflow.class);
  49     }
  50 
  51     public static void main (String[] args) {
  52         junit.textui.TestRunner.run(suite());
  53     }
  54 }