content: /*
   * Licensed to the Apache Software Foundation (ASF) under one
   * or more contributor license agreements.  See the NOTICE file
   * distributed with this work for additional information
   * regarding copyright ownership.  The ASF licenses this file
   * to you under the Apache License, Version 2.0 (the
   * "License"); you may not use this file except in compliance
   * with the License.  You may obtain a copy of the License at
   *
   *     http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  package org.apache.cassandra.simulator.test;
  
  import java.io.IOException;
  import java.util.HashMap;
  import java.util.Map;
  import java.util.concurrent.TimeUnit;
  
  import org.junit.Test;
  
  import accord.utils.DefaultRandom;
  import accord.utils.Gen;
  import accord.utils.Gens;
  import accord.utils.RandomSource;
  import accord.utils.SeedProvider;
  import org.apache.cassandra.net.Verb;
  import org.apache.cassandra.simulator.AlwaysDeliverNetworkScheduler;
  import org.apache.cassandra.simulator.ClusterSimulation;
  import org.apache.cassandra.simulator.FutureActionScheduler;
  
  import static java.util.concurrent.TimeUnit.SECONDS;
  
  /**
   * In order to run these tests in your IDE, you need to first build a simulator jara
   *
   *    ant simulator-jars
   *
   * And then run your test using the following settings (omit add-* if you are running on jdk8):
   *
   -Dstorage-config=$MODULE_DIR$/test/conf
   -Djava.awt.headless=true
   -javaagent:$MODULE_DIR$/lib/jamm-0.4.0.jar
   -ea
   -Dcassandra.debugrefcount=true
   -Xss384k
   -XX:SoftRefLRUPolicyMSPerMB=0
   -XX:ActiveProcessorCount=2
   -XX:HeapDumpPath=build/test
   -Dcassandra.test.driver.connection_timeout_ms=10000
   -Dcassandra.test.driver.read_timeout_ms=24000
   -Dcassandra.memtable_row_overhead_computation_step=100
   -Dcassandra.test.use_prepared=true
   -Dcassandra.test.sstableformatdevelopment=true
   -Djava.security.egd=file:/dev/urandom
   -Dcassandra.testtag=.jdk11
   -Dcassandra.keepBriefBrief=true
   -Dcassandra.allow_simplestrategy=true
   -Dcassandra.strict.runtime.checks=true
   -Dcassandra.reads.thresholds.coordinator.defensive_checks_enabled=true
   -Dcassandra.test.flush_local_schema_changes=false
   -Dcassandra.test.messagingService.nonGracefulShutdown=true
   -Dcassandra.use_nix_recursive_delete=true
   -Dcie-cassandra.disable_schema_drop_log=true
   -Dlogback.configurationFile=file://$MODULE_DIR$/test/conf/logback-simulator.xml
   -Dcassandra.ring_delay_ms=10000
   -Dcassandra.tolerate_sstable_size=true
   -Dcassandra.skip_sync=true
   -Dcassandra.debugrefcount=false
   -Dcassandra.test.simulator.determinismcheck=strict
   -Dcassandra.test.simulator.print_asm=none
   -javaagent:$MODULE_DIR$/build/test/lib/jars/simulator-asm.jar
   -Xbootclasspath/a:$MODULE_DIR$/build/test/lib/jars/simulator-bootstrap.jar
   -XX:ActiveProcessorCount=4
   -XX:-TieredCompilation
   -XX:-BackgroundCompilation
   -XX:CICompilerCount=1
   -XX:Tier4CompileThreshold=1000
   -XX:ReservedCodeCacheSize=256M
   -Xmx16G
   -Xmx4G
   --add-exports java.base/jdk.internal.misc=ALL-UNNAMED
   --add-exports java.base/jdk.internal.ref=ALL-UNNAMED
   --add-exports java.base/sun.nio.ch=ALL-UNNAMED
   --add-exports java.management.rmi/com.sun.jmx.remote.internal.rmi=ALL-UNNAMED
   --add-exports java.rmi/sun.rmi.registry=ALL-UNNAMED
   --add-exports java.rmi/sun.rmi.server=ALL-UNNAMED
   --add-exports java.sql/java.sql=ALL-UNNAMED
   --add-exports java.rmi/sun.rmi.registry=ALL-UNNAMED
   --add-opens java.base/java.lang.module=ALL-UNNAMED
   --add-opens java.base/java.net=ALL-UNNAMED
   --add-opens java.base/jdk.internal.loader=ALL-UNNAMED
   --add-opens java.base/jdk.internal.ref=ALL-UNNAMED
   --add-opens java.base/jdk.internal.reflect=ALL-UNNAMED
   --add-opens java.base/jdk.internal.math=ALL-UNNAMED
   --add-opens java.base/jdk.internal.module=ALL-UNNAMED
   --add-opens java.base/jdk.internal.util.jar=ALL-UNNAMED
   --add-opens jdk.management/com.sun.management.internal=ALL-UNNAMED
   --add-opens jdk.management.jfr/jdk.management.jfr=ALL-UNNAMED
   --add-opens java.desktop/com.sun.beans.introspect=ALL-UNNAMED
   */
  public class SingleNodeSingleTableASTTest extends SimulationTestBase
  {
      private static final Gen<Gen.IntGen> VERB_DELAY_DISTRIBUTION_MS = Gens.ints().mixedDistribution(10, 1000);
  
      /**
       * Simulator requires that loggers are not setup before simulator starts, but the generators below touch {@link accord.utils.Invariants} which
       * allocates a logger which leads to the following errors
       *
       * <pre>{@code Caused by: java.lang.NoClassDefFoundError: Could not initialize class org.apache.cassandra.simulator.logging.RunStartDefiner}</pre>
       */
      private static class LazyInit
      {
          private static final Gen.IntGen THREAD_GEN = Gens.pickInt(10, 100, 1_000);
      }
  
      @Test
      public void normal() throws IOException
      {
  //        testOne(SimulationRunner.parseHex("0x2fd91c2a2be59d7d"), SingleTableASTSimulation::new);
          testOne(SeedProvider.instance.nextSeed(), SingleTableASTSimulation::new);
      }
  
      @Test
      public void accordFull() throws IOException
      {
  //        testOne(SimulationRunner.parseHex("0xd72a3d79134c4dbb"), SingleTableASTSimulation.FullAccordSingleTableASTSimulation::new);
          testOne(SeedProvider.instance.nextSeed(), SingleTableASTSimulation.FullAccordSingleTableASTSimulation::new);
      }
  
      @Test
      public void accordMixedReads() throws IOException
      {
  //        testOne(SimulationRunner.parseHex("0x2fd91c2a2be59d7d"), SingleTableASTSimulation.MixedReadsAccordSingleTableASTSimulation::new);
          testOne(SeedProvider.instance.nextSeed(), SingleTableASTSimulation.MixedReadsAccordSingleTableASTSimulation::new);
      }
  
      private void testOne(long seed, ClusterSimulation.SimulationFactory<SingleTableASTSimulation> factory) throws IOException
      {
          RandomSource rs = new DefaultRandom(seed);
          Gen.IntGen delayMillis = VERB_DELAY_DISTRIBUTION_MS.next(rs);
          simulate(seed, factory, b ->
                                                   b.futureActionScheduler((i1, time, i2) -> new AlwaysDeliverNetworkScheduler(time))
                                                    .perVerbFutureActionSchedulers((i1, time, i2) -> {
                                                        Map<Verb, FutureActionScheduler> map = new HashMap<>();
                                                        for (Verb verb : Verb.values())
                                                            map.put(verb, new AlwaysDeliverNetworkScheduler(time, TimeUnit.MILLISECONDS.toNanos(delayMillis.nextInt(rs))));
                                                        return map;
                                                    })
                                                    .writeTimeoutNanos(SECONDS.toNanos(120))
                                                    .readTimeoutNanos(SECONDS.toNanos(120))
                                                    .requestTimeoutNanos(SECONDS.toNanos(120))
                                                    .threadCount(LazyInit.THREAD_GEN.nextInt(rs))
                                                    .nodes(1, 1)
                                                    .dcs(1, 1));
      }
  }