1 /* 2 * Copyright (c) 2001, 2005, 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 * @bug 4408489 4826652 27 * @summary Testing values of Double.{MIN_VALUE, MIN_NORMAL, MAX_VALUE} 28 * @author Joseph D. Darcy 29 */ 30 package test.java.lang.Double; 31 32 import org.testng.annotations.Test; 33 import org.testng.Assert; 34 35 public class ExtremaTest { 36 @Test testExtremalValues()37 public void testExtremalValues() throws Exception { 38 Assert.assertEquals(Double.longBitsToDouble(0x1L), Double.MIN_VALUE, 39 "Double.MIN_VALUE is not equal to longBitsToDouble(0x1L)."); 40 41 Assert.assertEquals(Double.longBitsToDouble(0x0010000000000000L), Double.MIN_NORMAL, 42 "Double.MIN_NORMAL is not equal to longBitsToDouble(0x0010000000000000L)."); 43 44 Assert.assertEquals (Double.longBitsToDouble(0x7fefffffffffffffL), Double.MAX_VALUE, 45 "Double.MAX_VALUE is not equal to longBitsToDouble(0x7fefffffffffffffL)."); 46 } 47 } 48