1 /* 2 * Copyright (c) 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 import com.oracle.java.testlibrary.*; 25 26 /* 27 * @test 28 * @bug 8006997 29 * @summary ContendedPaddingWidth should be range-checked 30 * 31 * @library /testlibrary 32 * @build com.oracle.java.testlibrary.* 33 * @run main Options 34 */ 35 public class Options { 36 37 public static void main(String[] args) throws Exception { 38 ProcessBuilder pb; 39 OutputAnalyzer output; 40 41 pb = ProcessTools.createJavaProcessBuilder("-XX:ContendedPaddingWidth=-128", "-version"); 42 output = new OutputAnalyzer(pb.start()); 43 output.shouldContain("ContendedPaddingWidth"); 44 output.shouldContain("must be in between"); 45 output.shouldHaveExitValue(1); 46 47 pb = ProcessTools.createJavaProcessBuilder("-XX:ContendedPaddingWidth=-8", "-version"); 48 output = new OutputAnalyzer(pb.start()); 49 output.shouldContain("ContendedPaddingWidth"); 50 output.shouldContain("must be in between"); 51 output.shouldHaveExitValue(1); 52 53 pb = ProcessTools.createJavaProcessBuilder("-XX:ContendedPaddingWidth=-1", "-version"); 54 output = new OutputAnalyzer(pb.start()); 55 output.shouldContain("ContendedPaddingWidth"); 56 output.shouldContain("must be in between"); 57 output.shouldContain("must be a multiple of 8"); 58 output.shouldHaveExitValue(1); 59 60 pb = ProcessTools.createJavaProcessBuilder("-XX:ContendedPaddingWidth=0", "-version"); 61 output = new OutputAnalyzer(pb.start()); 62 output.shouldHaveExitValue(0); 63 64 pb = ProcessTools.createJavaProcessBuilder("-XX:ContendedPaddingWidth=1", "-version"); 65 output = new OutputAnalyzer(pb.start()); 66 output.shouldContain("ContendedPaddingWidth"); 67 output.shouldContain("must be a multiple of 8"); 68 output.shouldHaveExitValue(1); 69 70 pb = ProcessTools.createJavaProcessBuilder("-XX:ContendedPaddingWidth=8", "-version"); 71 output = new OutputAnalyzer(pb.start()); 72 output.shouldHaveExitValue(0); 73 74 pb = ProcessTools.createJavaProcessBuilder("-XX:ContendedPaddingWidth=8184", "-version"); // 8192-8 = 8184 75 output = new OutputAnalyzer(pb.start()); 76 output.shouldHaveExitValue(0); 77 78 pb = ProcessTools.createJavaProcessBuilder("-XX:ContendedPaddingWidth=8191", "-version"); 79 output = new OutputAnalyzer(pb.start()); 80 output.shouldContain("ContendedPaddingWidth"); 81 output.shouldContain("must be a multiple of 8"); 82 output.shouldHaveExitValue(1); 83 84 pb = ProcessTools.createJavaProcessBuilder("-XX:ContendedPaddingWidth=8192", "-version"); 85 output = new OutputAnalyzer(pb.start()); 86 output.shouldHaveExitValue(0); 87 88 pb = ProcessTools.createJavaProcessBuilder("-XX:ContendedPaddingWidth=8193", "-version"); 89 output = new OutputAnalyzer(pb.start()); 90 output.shouldContain("ContendedPaddingWidth"); 91 output.shouldContain("must be in between"); 92 output.shouldContain("must be a multiple of 8"); 93 output.shouldHaveExitValue(1); 94 95 pb = ProcessTools.createJavaProcessBuilder("-XX:ContendedPaddingWidth=8200", "-version"); // 8192+8 = 8200 96 output = new OutputAnalyzer(pb.start()); 97 output.shouldContain("ContendedPaddingWidth"); 98 output.shouldContain("must be in between"); 99 output.shouldHaveExitValue(1); 100 101 } 102 103 } 104