1 /*
   2  * Copyright (c) 2016, 2018, 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.util.List;
  28 
  29 import jdk.jfr.Configuration;
  30 import jdk.test.lib.Asserts;
  31 
  32 /*
  33  * @test
  34  * @summary Verifies that there is the default config and that it has
  35  *          the expected parameters
  36  * @key jfr
  37  * @library /test/lib
  38  * @run main/othervm jdk.jfr.api.recording.settings.TestGetConfigurations
  39  */
  40 public class TestGetConfigurations {
  41 
  42     private static final String DEFAULT_CONFIG_NAME = "default";
  43     private static final String DEFAULT_CONFIG_LABEL = "Continuous";
  44     private static final String DEFAULT_CONFIG_DESCRIPTION = "Low overhead configuration safe for continuous use in production environments, typically less than 1 % overhead.";
  45     private static final String DEFAULT_CONFIG_PROVIDER = "Oracle";
  46 
  47     private static final String PROFILE_CONFIG_NAME = "profile";
  48     private static final String PROFILE_CONFIG_LABEL = "Profiling";
  49     private static final String PROFILE_CONFIG_DESCRIPTION = "Low overhead configuration for profiling, typically around 2 % overhead.";
  50     private static final String PROFILE_CONFIG_PROVIDER = "Oracle";
  51 
  52     public static void main(String[] args) throws Throwable {
  53         List<Configuration> predefinedConfigs = Configuration.getConfigurations();
  54         Asserts.assertNotNull(predefinedConfigs, "List of predefined configs is null");
  55         Asserts.assertEquals(predefinedConfigs.size(), 2, "Expected exactly two predefined configurations");
  56 
  57         Configuration defaultConfig = findConfigByName(predefinedConfigs, DEFAULT_CONFIG_NAME);
  58         Asserts.assertNotNull(defaultConfig, "Config '" + DEFAULT_CONFIG_NAME + "' not found");
  59         Asserts.assertEquals(defaultConfig.getLabel(), DEFAULT_CONFIG_LABEL);
  60         Asserts.assertEquals(defaultConfig.getDescription(), DEFAULT_CONFIG_DESCRIPTION);
  61         Asserts.assertEquals(defaultConfig.getProvider(), DEFAULT_CONFIG_PROVIDER);
  62 
  63         Configuration profileConfig = findConfigByName(predefinedConfigs, PROFILE_CONFIG_NAME);
  64         Asserts.assertNotNull(profileConfig, "Config '" + PROFILE_CONFIG_NAME + "' not found");
  65         Asserts.assertEquals(profileConfig.getLabel(), PROFILE_CONFIG_LABEL);
  66         Asserts.assertEquals(profileConfig.getDescription(), PROFILE_CONFIG_DESCRIPTION);
  67         Asserts.assertEquals(profileConfig.getProvider(), PROFILE_CONFIG_PROVIDER);
  68     }
  69 
  70     private static Configuration findConfigByName(List<Configuration> configs, String name) {
  71         for (Configuration config : configs) {
  72             if (name.equals(config.getName())) {
  73                 return config;
  74             }
  75         }
  76         return null;
  77     }
  78 
  79 }