1 /*
   2  * Copyright (c) 2016, 2019, 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.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 package jdk.jfr.api.recording.settings;
  26 
  27 import java.io.IOException;
  28 import java.nio.file.Files;
  29 import java.nio.file.Paths;
  30 import java.util.List;
  31 
  32 import jdk.jfr.Configuration;
  33 import jdk.testlibrary.Asserts;
  34 
  35 /*
  36  * @test
  37  * @summary Verifies Configuration.getContents() for every configuration
  38  * @key jfr
  39  * @library /lib/testlibrary
  40  * @run main/othervm jdk.jfr.api.recording.settings.TestConfigurationGetContents
  41  */
  42 public class TestConfigurationGetContents {
  43 
  44     private static final String SEP = System.getProperty("file.separator");
  45     private static final String JFR_DIR = System.getProperty("test.jdk")
  46             + SEP + "jre" + SEP + "lib" + SEP + "jfr" + SEP;
  47 
  48     public static void main(String[] args) throws Throwable {
  49         List<Configuration> predefinedConfigs = Configuration.getConfigurations();
  50 
  51         Asserts.assertNotNull(predefinedConfigs, "List of predefined configs is null");
  52         Asserts.assertTrue(predefinedConfigs.size() > 0, "List of predefined configs is empty");
  53 
  54         for (Configuration conf : predefinedConfigs) {
  55             String name = conf.getName();
  56             System.out.println("Verifying configuration " + name);
  57             String fpath = JFR_DIR + name + ".jfc";
  58             String contents = conf.getContents();
  59             String fileContents = readFile(fpath);
  60             Asserts.assertEquals(fileContents, contents, "getContents() does not return the actual contents of the file " + fpath);
  61         }
  62     }
  63 
  64     private static String readFile(String path) throws IOException {
  65         byte[] encoded = Files.readAllBytes(Paths.get(path));
  66         return new String(encoded);
  67     }
  68 
  69 }