1 /*
   2  * Copyright (c) 2017, 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  * JDK-8181191: getUint32 returning Long
  26  *
  27  * @test
  28  * @run
  29  */
  30 
  31 
  32 function uint32(x) {
  33     var buffer = new ArrayBuffer(16);
  34     var dataview = new DataView(buffer);
  35     dataview.setUint32(0, x);
  36     return dataview.getUint32(0);
  37 }
  38 
  39 Assert.assertTrue(typeof uint32(0x7f) === 'number');
  40 Assert.assertTrue(typeof uint32(0x80) === 'number');
  41 Assert.assertTrue(typeof uint32(0xffffffff) === 'number');
  42 Assert.assertTrue(typeof uint32(0x100000000) === 'number');
  43 
  44 Assert.assertTrue(uint32(0x7f) === 0x7f);
  45 Assert.assertTrue(uint32(0x80) === 0x80);
  46 Assert.assertTrue(uint32(0xffffffff) === 0xffffffff);
  47 Assert.assertTrue(uint32(0x100000000) === 0x0);
  48 
  49 Assert.assertTrue(uint32(0x7f) === uint32(0x7f));
  50 Assert.assertTrue(uint32(0x80) === uint32(0x80));
  51 Assert.assertTrue(uint32(0xffffffff) === uint32(0xffffffff));
  52 Assert.assertTrue(uint32(0x100000000) === uint32(0x100000000));