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,
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  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  *
  38  * @library /lib /
  39  * @run main/othervm jdk.jfr.api.recording.settings.TestGetConfigurations
  40  */
  41 public class TestGetConfigurations {
  42 
  43     private static final String DEFAULT_CONFIG_NAME = "default";
  44     private static final String DEFAULT_CONFIG_LABEL = "Continuous";
  45     private static final String DEFAULT_CONFIG_DESCRIPTION = "Low overhead configuration safe for continuous use in production environments, typically less than 1 % overhead.";
  46     private static final String DEFAULT_CONFIG_PROVIDER = "Oracle";
  47 
  48     private static final String PROFILE_CONFIG_NAME = "profile";
  49     private static final String PROFILE_CONFIG_LABEL = "Profiling";
  50     private static final String PROFILE_CONFIG_DESCRIPTION = "Low overhead configuration for profiling, typically around 2 % overhead.";
  51     private static final String PROFILE_CONFIG_PROVIDER = "Oracle";
  52 
  53     public static void main(String[] args) throws Throwable {
  54         List<Configuration> predefinedConfigs = Configuration.getConfigurations();
  55         Asserts.assertNotNull(predefinedConfigs, "List of predefined configs is null");
  56         Asserts.assertEquals(predefinedConfigs.size(), 2, "Expected exactly two predefined configurations");
  57 
  58         Configuration defaultConfig = findConfigByName(predefinedConfigs, DEFAULT_CONFIG_NAME);
  59         Asserts.assertNotNull(defaultConfig, "Config '" + DEFAULT_CONFIG_NAME + "' not found");
  60         Asserts.assertEquals(defaultConfig.getLabel(), DEFAULT_CONFIG_LABEL);
  61         Asserts.assertEquals(defaultConfig.getDescription(), DEFAULT_CONFIG_DESCRIPTION);
  62         Asserts.assertEquals(defaultConfig.getProvider(), DEFAULT_CONFIG_PROVIDER);
  63 
  64         Configuration profileConfig = findConfigByName(predefinedConfigs, PROFILE_CONFIG_NAME);
  65         Asserts.assertNotNull(profileConfig, "Config '" + PROFILE_CONFIG_NAME + "' not found");
  66         Asserts.assertEquals(profileConfig.getLabel(), PROFILE_CONFIG_LABEL);
  67         Asserts.assertEquals(profileConfig.getDescription(), PROFILE_CONFIG_DESCRIPTION);
  68         Asserts.assertEquals(profileConfig.getProvider(), PROFILE_CONFIG_PROVIDER);
  69     }
  70 
  71     private static Configuration findConfigByName(List<Configuration> configs, String name) {
  72         for (Configuration config : configs) {
  73             if (name.equals(config.getName())) {
  74                 return config;
  75             }
  76         }
  77         return null;
  78     }
  79 
  80 }