1 /* 2 * Copyright (c) 2014, 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 DoubleTest 26 * @bug 8028756 27 * @library /testlibrary /../../test/lib 28 * @build DoubleTest 29 * @run main ClassFileInstaller jdk.testlib.WhiteBox 30 * jdk.testlib.WhiteBox$WhiteBoxPermission 31 * @run main/othervm/timeout=600 -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI DoubleTest 32 * @summary testing of WB::set/getDoubleVMFlag() 33 * @author igor.ignatyev@oracle.com 34 */ 35 36 public class DoubleTest { 37 private static final String FLAG_NAME = "CompileThresholdScaling"; 38 private static final Double[] TESTS = {0d, -0d, -1d, 1d, 39 Double.MAX_VALUE, Double.MIN_VALUE, Double.NaN, 40 Double.NEGATIVE_INFINITY, Double.POSITIVE_INFINITY}; 41 42 public static void main(String[] args) throws Exception { 43 VmFlagTest.runTest(FLAG_NAME, TESTS, 44 VmFlagTest.WHITE_BOX::setDoubleVMFlag, 45 VmFlagTest.WHITE_BOX::getDoubleVMFlag); 46 } 47 } 48