1 /*
   2  * Copyright (c) 2015, 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 8141564
  27  * @summary itables=trace should have logging from each of the statements
  28  *          in the code
  29  * @library /testlibrary
  30  * @compile ClassB.java
  31  * @modules java.base/sun.misc
  32  *          java.management
  33  * @run driver ItablesTest
  34  */
  35 
  36 import jdk.test.lib.*;
  37 
  38 public class ItablesTest {
  39     public static void main(String[] args) throws Exception {
  40         if (Platform.isDebugBuild()) {
  41             ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
  42                 "-Xlog:itables=trace", "ClassB");
  43             OutputAnalyzer output = new OutputAnalyzer(pb.start());
  44             output.shouldContain(": Initializing itables for ClassB");
  45             output.shouldContain(": Initializing itable indices for interface ");
  46             output.shouldContain("vtable index ");
  47             output.shouldContain("itable index ");
  48             output.shouldContain("target: ClassB.Method1()V, method_holder: ClassB target_method flags: public");
  49             output.shouldContain("invokeinterface resolved method: caller-class");
  50             output.shouldContain("invokespecial resolved method: caller-class:ClassB");
  51             output.shouldContain("invokespecial selected method: resolved-class:ClassB");
  52             output.shouldContain("invokeinterface selected method: receiver-class");
  53             output.shouldContain("Resolving: klass: ");
  54             output.shouldHaveExitValue(0);
  55         }
  56     }
  57 }