1 /*
   2  * Copyright (c) 2014, 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 package compiler.codecache.cli.printcodecache;
  25 
  26 import compiler.codecache.cli.common.CodeCacheCLITestCase;
  27 import compiler.codecache.cli.common.CodeCacheInfoFormatter;
  28 import compiler.codecache.cli.common.CodeCacheOptions;
  29 import jdk.test.lib.ExitCode;
  30 import jdk.test.lib.cli.CommandLineOptionTest;
  31 import sun.hotspot.code.BlobType;
  32 
  33 import java.util.EnumSet;
  34 import java.util.stream.Collectors;
  35 
  36 /**
  37  * Runner implementation aimed to verify PrintCodeCache output.
  38  */
  39 public class PrintCodeCacheRunner implements CodeCacheCLITestCase.Runner {
  40     private final boolean printCodeCache;
  41 
  42     public PrintCodeCacheRunner(boolean printCodeCache) {
  43         this.printCodeCache = printCodeCache;
  44     }
  45 
  46     public PrintCodeCacheRunner() {
  47         this(true);
  48     }
  49 
  50     @Override
  51     public void run(CodeCacheCLITestCase.Description testCaseDescription,
  52             CodeCacheOptions options) throws Throwable {
  53         CodeCacheOptions expectedValues
  54                 = testCaseDescription.expectedValues(options);
  55 
  56         String[] expectedMessages
  57                 = testCaseDescription.involvedCodeHeaps.stream()
  58                         .map(heap -> CodeCacheInfoFormatter.forHeap(heap)
  59                                 .withSize(expectedValues.sizeForHeap(heap)))
  60                         .map(CodeCacheInfoFormatter::getInfoString)
  61                         .toArray(String[]::new);
  62 
  63         EnumSet<BlobType> unexpectedHeapsSet
  64                 = EnumSet.complementOf(testCaseDescription.involvedCodeHeaps);
  65 
  66         String[] unexpectedMessages = CodeCacheInfoFormatter.forHeaps(
  67                 unexpectedHeapsSet.toArray(
  68                         new BlobType[unexpectedHeapsSet.size()]));
  69 
  70         String description = String.format("JVM output should contain entries "
  71                 + "for following code heaps: [%s] and should not contain "
  72                 + "entries for following code heaps: [%s].",
  73                 testCaseDescription.involvedCodeHeaps.stream()
  74                         .map(BlobType::name)
  75                         .collect(Collectors.joining(", ")),
  76                 unexpectedHeapsSet.stream()
  77                         .map(BlobType::name)
  78                         .collect(Collectors.joining(", ")));
  79 
  80         CommandLineOptionTest.verifySameJVMStartup(expectedMessages,
  81                 unexpectedMessages, "JVM startup failure is not expected, "
  82                 + "since all options have allowed values", description,
  83                 ExitCode.OK,
  84                 testCaseDescription.getTestOptions(options,
  85                         CommandLineOptionTest.prepareBooleanFlag(
  86                                 "PrintCodeCache", printCodeCache),
  87                         // Do not use large pages to avoid large page
  88                         // alignment of code heaps affecting their size.
  89                         "-XX:-UseLargePages"));
  90     }
  91 }