1 /*

     2  * Copyright (c) 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.

     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 jdk.security.logging;

    25 

    26 import java.nio.file.Paths;

    27 import java.util.ArrayList;

    28 import java.util.Arrays;

    29 import java.util.List;

    30 

    31 import jdk.test.lib.process.OutputAnalyzer;

    32 import jdk.test.lib.process.ProcessTools;

    33 

    34 public final class LogJvm {

    35     private final static String LOGGING_ENABLED= "LOGGING_ENABLED";

    36     private final static String LOGGING_DISABLED= "LOGGING_DISABLED";

    37 

    38     private final static boolean debug = false;

    39 

    40     private final List<String> expectedLogMessages = new ArrayList<>();

    41     private final Class<?> clazz;

    42     private final boolean loggingEnabled;

    43 

    44     public LogJvm(Class<?> clazz, String[] args) {

    45         this.clazz = clazz;

    46         this.loggingEnabled = Arrays.asList(args).contains(LOGGING_ENABLED);

    47         ensureLogging(args);

    48     }

    49 

    50     private void ensureLogging(String[] args) {

    51         for(String s : args) {

    52             if (s.equals(LOGGING_ENABLED) || s.equals(LOGGING_DISABLED)) {

    53                 return;

    54             }

    55         }

    56         throw new RuntimeException(LogJvm.class.getName() +

    57             " requires command line parameter " + LOGGING_ENABLED +

    58             " or " + LOGGING_DISABLED);

    59     }

    60 

    61     public void addExpected(String logMsg) {

    62         expectedLogMessages.add(logMsg);

    63     }

    64 

    65     public void testExpected() throws Exception {

    66         OutputAnalyzer out = launchJVM();

    67         if (debug) {

    68             System.out.println("STDOUT DEBUG:\n " + out.getStdout());

    69             System.out.println("\nSTDERR DEBUG:\n " + out.getStderr());

    70         }

    71         if (loggingEnabled) {

    72             testLoggingEnabled(out);

    73         } else {

    74             testLoggingDisabled(out);

    75         }

    76     }

    77 

    78     public OutputAnalyzer launchJVM() throws Exception {

    79         List<String> args = new ArrayList<>();

    80         if (loggingEnabled) {

    81             args.add("-Djava.util.logging.config.file=" +

    82                 Paths.get(System.getProperty("test.src", "."), "logging.properties"));

    83         }

    84         args.add("--add-exports");

    85         args.add("java.base/jdk.internal.event=ALL-UNNAMED");

    86         args.add(clazz.getName());

    87         System.out.println(args);

    88         OutputAnalyzer out = ProcessTools.executeTestJava(args.toArray(new String[0]));

    89         out.shouldHaveExitValue(0);

    90         return out;

    91     }

    92 

    93     private void testLoggingDisabled(OutputAnalyzer out) {

    94         for (String expected : expectedLogMessages) {

    95             out.shouldNotContain(expected);

    96         }

    97     }

    98 

    99     private void testLoggingEnabled(OutputAnalyzer out) {

   100         for (String expected : expectedLogMessages) {

   101             out.shouldContain(expected);

   102         }

   103     }

   104 }