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test/compiler/compilercontrol/jcmd/StressAddJcmdBase.java

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rev 10239 : imported patch StressAdd


  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.compilercontrol.jcmd;
  25 
  26 import compiler.compilercontrol.parser.HugeDirectiveUtil;
  27 import compiler.compilercontrol.share.AbstractTestBase;
  28 import compiler.compilercontrol.share.method.MethodDescriptor;
  29 import compiler.compilercontrol.share.scenario.Executor;
  30 import jdk.test.lib.OutputAnalyzer;
  31 import jdk.test.lib.TimeLimitedRunner;
  32 import jdk.test.lib.Utils;
  33 import pool.PoolHelper;
  34 

  35 import java.util.List;

  36 import java.util.stream.Collectors;
  37 import java.util.stream.Stream;
  38 
  39 public abstract class StressAddJcmdBase {
  40     private static final int DIRECTIVES_AMOUNT = Integer.getInteger(
  41             "compiler.compilercontrol.jcmd.StressAddJcmdBase.directivesAmount",
  42             1000);
  43     private static final int DIRECTIVE_FILES = Integer.getInteger(
  44             "compiler.compilercontrol.jcmd.StressAddJcmdBase.directiveFiles",
  45             5);
  46     private static final List<MethodDescriptor> DESCRIPTORS = new PoolHelper()
  47             .getAllMethods().stream()
  48                     .map(pair -> AbstractTestBase
  49                             .getValidMethodDescriptor(pair.first))
  50                     .collect(Collectors.toList());









  51 
  52     /**
  53      * Performs test
  54      */
  55     public void test() {
  56         List<String> commands = prepareCommands();
  57         Executor executor = new TimeLimitedExecutor(commands);

  58         List<OutputAnalyzer> outputAnalyzers = executor.execute();
  59         outputAnalyzers.get(0).shouldHaveExitValue(0);
  60     }
  61 
  62     /**
  63      * Makes connection to the test VM
  64      *
  65      * @param pid      a pid of the VM under test
  66      * @param commands a list of jcmd commands to be executed
  67      * @return true if the test should continue invocation of this method
  68      */
  69     protected abstract boolean makeConnection(int pid, List<String> commands);
  70 
  71     /**
  72      * Finish test executions
  73      */
  74     protected void finish() { }
  75 
  76     private List<String> prepareCommands() {
  77         String[] files = new String[DIRECTIVE_FILES];
  78         for (int i = 0; i < DIRECTIVE_FILES; i++) {
  79             files[i] = "directives" + i + ".json";
  80             HugeDirectiveUtil.createHugeFile(DESCRIPTORS, files[i],
  81                     DIRECTIVES_AMOUNT);






  82         }
  83         return Stream.of(files)
  84                 .map(file -> "Compiler.directives_add " + file)
  85                 .collect(Collectors.toList());
  86     }
  87 
  88     private class TimeLimitedExecutor extends Executor {
  89         private final List<String> jcmdCommands;



  90 
  91         public TimeLimitedExecutor(List<String> jcmdCommands) {








  92             /* There are no need to check the state */
  93             super(true, null, null, jcmdCommands);
  94             this.jcmdCommands = jcmdCommands;
  95         }
  96 
  97         @Override
  98         protected OutputAnalyzer[] executeJCMD(int pid) {
  99             TimeLimitedRunner runner = new TimeLimitedRunner(
 100                     Utils.DEFAULT_TEST_TIMEOUT,
 101                     Utils.TIMEOUT_FACTOR,
 102                     () -> makeConnection(pid, jcmdCommands));
 103             try {
 104                 runner.call();
 105             } catch (Exception e) {
 106                 throw new Error("Exception during the execution: " + e, e);
 107             }
 108             finish();
 109             return new OutputAnalyzer[0];
 110         }
 111     }
 112 }


  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.compilercontrol.jcmd;
  25 
  26 import compiler.compilercontrol.parser.HugeDirectiveUtil;
  27 import compiler.compilercontrol.share.AbstractTestBase;
  28 import compiler.compilercontrol.share.method.MethodDescriptor;
  29 import compiler.compilercontrol.share.scenario.Executor;
  30 import jdk.test.lib.OutputAnalyzer;
  31 import jdk.test.lib.TimeLimitedRunner;
  32 import jdk.test.lib.Utils;
  33 import pool.PoolHelper;
  34 
  35 import java.util.ArrayList;
  36 import java.util.List;
  37 import java.util.Random;
  38 import java.util.stream.Collectors;

  39 
  40 public abstract class StressAddJcmdBase {
  41     private static final int DIRECTIVES_AMOUNT = Integer.getInteger(
  42             "compiler.compilercontrol.jcmd.StressAddJcmdBase.directivesAmount",
  43             999);



  44     private static final List<MethodDescriptor> DESCRIPTORS = new PoolHelper()
  45             .getAllMethods().stream()
  46                     .map(pair -> AbstractTestBase
  47                             .getValidMethodDescriptor(pair.first))
  48                     .collect(Collectors.toList());
  49     private static final String DIRECTIVE_FILE = "directives.json";
  50     private static final List<String> VM_OPTIONS = new ArrayList<>();
  51     private static final Random RANDOM = Utils.getRandomInstance();
  52 
  53     static {
  54         VM_OPTIONS.add("-XX:+UnlockDiagnosticVMOptions");
  55         VM_OPTIONS.add("-XX:+LogCompilation");
  56         VM_OPTIONS.add("-XX:CompilerDirectivesLimit=1000");
  57     }
  58 
  59     /**
  60      * Performs test
  61      */
  62     public void test() {
  63         HugeDirectiveUtil.createHugeFile(DESCRIPTORS, DIRECTIVE_FILE,
  64                 DIRECTIVES_AMOUNT);
  65         Executor executor = new TimeLimitedExecutor();
  66         List<OutputAnalyzer> outputAnalyzers = executor.execute();
  67         outputAnalyzers.get(0).shouldHaveExitValue(0);
  68     }
  69 
  70     /**
  71      * Makes connection to the test VM and performs a diagnostic command
  72      *
  73      * @param pid a pid of the VM under test

  74      * @return true if the test should continue invocation of this method
  75      */
  76     protected abstract boolean makeConnection(int pid);
  77 
  78     /**
  79      * Finish test executions
  80      */
  81     protected void finish() { }
  82 
  83     protected String nextCommand() {
  84         int i = RANDOM.nextInt(JcmdCommand.values().length);
  85         JcmdCommand jcmdCommand = JcmdCommand.values()[i];
  86         switch (jcmdCommand) {
  87             case ADD:
  88                 return jcmdCommand.command + " " + DIRECTIVE_FILE;
  89             case PRINT:
  90             case CLEAR:
  91             case REMOVE:
  92                 return jcmdCommand.command;
  93             default:
  94                 throw new Error("TESTBUG: incorrect command: " + jcmdCommand);
  95         }



  96     }
  97 
  98     private enum JcmdCommand {
  99         ADD("Compiler.directives_add"),
 100         PRINT("Compiler.directives_print"),
 101         CLEAR("Compiler.directives_clear"),
 102         REMOVE("Compiler.directives_remove");
 103 
 104         public final String command;
 105 
 106         JcmdCommand(String command) {
 107             this.command = command;
 108         }
 109     }
 110 
 111     private class TimeLimitedExecutor extends Executor {
 112         public TimeLimitedExecutor() {
 113             /* There are no need to check the state */
 114             super(true, VM_OPTIONS, null, null);

 115         }
 116 
 117         @Override
 118         protected OutputAnalyzer[] executeJCMD(int pid) {
 119             TimeLimitedRunner runner = new TimeLimitedRunner(
 120                     Utils.DEFAULT_TEST_TIMEOUT,
 121                     Utils.TIMEOUT_FACTOR,
 122                     () -> makeConnection(pid));
 123             try {
 124                 runner.call();
 125             } catch (Exception e) {
 126                 throw new Error("Exception during the execution: " + e, e);
 127             }
 128             finish();
 129             return new OutputAnalyzer[0];
 130         }
 131     }
 132 }
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