Java Code Examples for com.google.common.util.concurrent.MoreExecutors#newDirectExecutorService()

@Before
public void setUp() {
    coreService = createMock(CoreService.class);
    expect(coreService.registerApplication(appId.name()))
            .andReturn(appId).anyTimes();
    replay(coreService);

    provider.cfgService = new ComponentConfigAdapter();
    provider.coreService = coreService;

    provider.providerRegistry = hostRegistry;
    provider.topologyService = topoService;
    provider.packetService = packetService;
    provider.deviceService = deviceService;
    provider.hostService = hostService;
    provider.interfaceService = interfaceService;
    provider.registry = registryAdapter;
    provider.netcfgService = netcfgService;
    provider.activate(CTX_FOR_NO_REMOVE);

    provider.deviceEventHandler = MoreExecutors.newDirectExecutorService();
}
 

@Override
protected AbstractDataBrokerTestCustomizer createDataBrokerTestCustomizer() {
    return new ConcurrentDataBrokerTestCustomizer(true) {
        @Override
        public DOMStore createOperationalDatastore() {
            realOperStore = new InMemoryDOMDataStore("OPER", getDataTreeChangeListenerExecutor());
            spiedOperStore = spy(realOperStore);
            getSchemaService().registerSchemaContextListener(spiedOperStore);
            return spiedOperStore;
        }

        @Override
        public ListeningExecutorService getCommitCoordinatorExecutor() {
            return MoreExecutors.newDirectExecutorService();
        }
    };
}
 

@Test
public void testWithToggle() throws Exception {
    final AtomicBoolean toggle = new AtomicBoolean(true);
    final ControlledDependency dependency = ControlledDependency.builder().setToggle(new Supplier<Boolean>() {
        @Override
        public Boolean get() {
            return toggle.get();
        }
    }).build();
    dependency.setInError(true);
    final DependencyPinger pinger = new DependencyPinger(MoreExecutors.newDirectExecutorService(), dependency, systemReporter);

    assertEquals(CheckStatus.OUTAGE, pinger.call().getStatus());
    assertEquals(1, dependency.getTimes());

    pinger.run();
    assertEquals(CheckStatus.OUTAGE, pinger.call().getStatus());
    assertEquals(2, dependency.getTimes());

    toggle.set(false);
    pinger.run();
    assertEquals(CheckStatus.OK, pinger.call().getStatus());
    assertEquals(2, dependency.getTimes());
}
 

@Before
public void before() {
    MockitoAnnotations.initMocks(this);


    pluginLifecycleHandler = new PluginLifecycleHandlerImpl(hiveMQExtensions, MoreExecutors.newDirectExecutorService());
    pluginBootstrap = new PluginBootstrapImpl(pluginLoader, new SystemInformationImpl(), pluginLifecycleHandler,
            hiveMQExtensions, shutdownHooks,authenticators);
}
 

@Test
public void exceptionOnResourceUsageWithRetireHandling() throws Exception {
  try (Fixture f =
      new Fixture(/* maxResources */ 1, ResourcePool.ResourceUsageErrorPolicy.RETIRE)) {
    ListeningExecutorService executorService = MoreExecutors.newDirectExecutorService();
    List<ListenableFuture<TestResource>> results =
        Stream.of(0, 1, 2)
            .map(
                i ->
                    f.getPool()
                        .scheduleOperationWithResource(
                            r -> {
                              if (i == 1) {
                                throw new TestException();
                              }
                              return r;
                            },
                            executorService))
            .collect(Collectors.toList());

    Futures.successfulAsList(results).get();

    assertThat(f.getCreatedResources().get(), equalTo(f.getMaxResources() + 1));
    // First request gets the first resource (id == 0), second request errors out causing the
    // resource to be retired and the third request gets a new resource (id == 1).
    assertThat(results.get(0).get().getTestResourceId(), equalTo(0));
    assertThat(results.get(2).get().getTestResourceId(), equalTo(1));
    expectedException.expectCause(Matchers.instanceOf(TestException.class));
    results.get(1).get();
  }
}
 

private ExecutorService getExecutorService() {
    final ExecutorService executorService;
    if (startParallel) {
        executorService = Executors.newCachedThreadPool();
    } else {
        executorService = MoreExecutors.newDirectExecutorService();
    }
    return executorService;
}
 

@Before
public void setUp() {
    mgr = new FlowRuleManager();
    mgr.store = new SimpleFlowRuleStore();
    injectEventDispatcher(mgr, new TestEventDispatcher());
    mgr.deviceService = new TestDeviceService();
    mgr.mastershipService = new TestMastershipService();
    mgr.coreService = new TestCoreService();
    mgr.operationsService = MoreExecutors.newDirectExecutorService();
    mgr.deviceInstallers = MoreExecutors.newDirectExecutorService();
    mgr.cfgService = new ComponentConfigAdapter();

    ClusterService mockClusterService = createMock(ClusterService.class);
    NodeId nodeId = new NodeId(NODE_ID);
    MockControllerNode mockControllerNode = new MockControllerNode(nodeId);
    expect(mockClusterService.getLocalNode())
            .andReturn(mockControllerNode).anyTimes();
    replay(mockClusterService);
    mgr.clusterService = mockClusterService;

    service = mgr;
    registry = mgr;

    DriverRegistryManager driverRegistry = new DriverRegistryManager();
    driverService = new TestDriverManager(driverRegistry);
    driverRegistry.addDriver(new DefaultDriver("foo", ImmutableList.of(), "", "", "",
                                               ImmutableMap.of(FlowRuleProgrammable.class,
                                                               TestFlowRuleProgrammable.class),
                                               ImmutableMap.of()));

    mgr.activate(null);
    mgr.addListener(listener);
    provider = new TestProvider(PID);
    providerService = this.registry.register(provider);
    appId = new TestApplicationId(0, "FlowRuleManagerTest");
    assertTrue("provider should be registered",
               this.registry.getProviders().contains(provider.id()));
}
 

@Before
public void setUp() {
    deviceBlacklist = new HashSet<>();
    portBlacklist = new HashSet<>();
    cfg = new TestSuppressionConfig();
    coreService = createMock(CoreService.class);
    expect(coreService.registerApplication(appId.name()))
            .andReturn(appId).anyTimes();
    replay(coreService);

    provider.cfgService = new ComponentConfigAdapter();
    provider.enabled = false;
    provider.coreService = coreService;
    provider.cfgRegistry = configRegistry;

    provider.deviceService = deviceService;
    provider.linkService = linkService;
    provider.packetService = packetService;
    provider.providerRegistry = linkRegistry;
    provider.masterService = masterService;
    provider.clusterMetadataService = new ClusterMetadataServiceAdapter();

    provider.activate(null);

    provider.eventExecutor = MoreExecutors.newDirectExecutorService();

    providerService = linkRegistry.registeredProvider();
}
 

@Before
public void setUp() {
  MockitoAnnotations.initMocks(this);

  context = RuntimeEnvironment.application;
  directExecutor = MoreExecutors.newDirectExecutorService();

  defaultApp = initializeFirebaseApp(context);

  when(mockFirebaseApp.getOptions())
      .thenReturn(new FirebaseOptions.Builder().setApplicationId(APP_ID).build());
  when(mockFirebaseApp.getName()).thenReturn(FirebaseApp.DEFAULT_APP_NAME);
}
 

@Before
public void setUp() {
    coreService = createMock(CoreService.class);
    expect(coreService.registerApplication(appId.name()))
                      .andReturn(appId).anyTimes();
    replay(coreService);
    mqEventHandler.deviceService = deviceService;
    mqEventHandler.packetService = packetService;
    mqEventHandler.eventExecutor = MoreExecutors.newDirectExecutorService();
    linkService.addListener(testLinkListener);
    mqEventHandler.linkService = linkService;
    mqEventHandler.topologyService = service;
    mqEventHandler.activate(context);
}
 

/**
 * Test the parsing of one executed trade
 *
 * @throws BitfinexClientException
 * @throws InterruptedException
 */
@Test
public void testExecutedTradesUpdateAndNotify() throws BitfinexClientException, InterruptedException {

    final String callbackValue = "[190631057,1518037080162,0.007,8175.9]";
    final JSONArray jsonArray = new JSONArray(callbackValue);

    final BitfinexExecutedTradeSymbol symbol
            = BitfinexSymbols.executedTrades(BitfinexCurrencyPair.of("BTC", "USD"));

    final ExecutorService executorService = MoreExecutors.newDirectExecutorService();
    final BitfinexWebsocketClient bitfinexApiBroker = Mockito.mock(SimpleBitfinexApiBroker.class);
    Mockito.doReturn(new BitfinexApiCallbackRegistry()).when(bitfinexApiBroker).getCallbacks();
    final QuoteManager quoteManager = new QuoteManager(bitfinexApiBroker, executorService);
    Mockito.when(bitfinexApiBroker.getQuoteManager()).thenReturn(quoteManager);

    quoteManager.registerExecutedTradeCallback(symbol, (s, c) -> {
        Assert.assertEquals(symbol, s);
        Assert.assertEquals(190631057L, (long) c.getTradeId());
        Assert.assertEquals(1518037080162L, (long) c.getTimestamp());
        Assert.assertEquals(0.007, c.getAmount().doubleValue(), DELTA);
        Assert.assertEquals(8175.9, c.getPrice().doubleValue(), DELTA);
    });

    final ExecutedTradeHandler handler = new ExecutedTradeHandler(10, symbol);
    handler.handleChannelData("te", jsonArray);
}
 

private static void produceDexArchive(
    ZipFile in,
    ZipOutputStream out,
    ExecutorService executor,
    boolean convertOnReaderThread,
    Dexing dexing,
    @Nullable Cache<DexingKey, byte[]> dexCache)
    throws InterruptedException, ExecutionException, IOException {
  // If we only have one thread in executor, we give a "direct" executor to the stuffer, which
  // will convert .class files to .dex inline on the same thread that reads the input jar.
  // This is an optimization that makes sure we can start writing the output file below while
  // the stuffer is still working its way through the input.
  DexConversionEnqueuer enqueuer = new DexConversionEnqueuer(in,
      convertOnReaderThread ? MoreExecutors.newDirectExecutorService() : executor,
      new DexConverter(dexing),
      dexCache);
  Future<?> enqueuerTask = executor.submit(enqueuer);
  while (true) {
    // Wait for next future in the queue *and* for that future to finish.  To guarantee
    // deterministic output we just write out the files in the order they appear, which is
    // the same order as in the input zip.
    ZipEntryContent file = enqueuer.getFiles().take().get();
    if (file == null) {
      // "done" marker indicating no more files coming.
      // Make sure enqueuer terminates normally (any wait should be minimal).  This in
      // particular surfaces any exceptions thrown in the enqueuer.
      enqueuerTask.get();
      break;
    }
    out.putNextEntry(file.getEntry());
    out.write(file.getContent());
    out.closeEntry();
  }
}
 

@Test
public void testListener() throws Exception {
    final StatusUpdateListener listener = EasyMock.createMock(StatusUpdateListener.class);
    final ControlledDependency dependency = ControlledDependency.build();
    dependency.setInError(true);
    final DependencyPinger pinger = new DependencyPinger(MoreExecutors.newDirectExecutorService(), dependency, systemReporter);
    pinger.addListener(listener);

    final Capture<CheckResult> original = Capture.newInstance();
    final Capture<CheckResult> updated = Capture.newInstance();
    final Capture<CheckResult> checked = Capture.newInstance();
    EasyMock.reset(listener);
    listener.onChecked(EasyMock.same(pinger), EasyMock.capture(checked));
    listener.onChanged(EasyMock.same(pinger), EasyMock.<CheckResult>isNull(), EasyMock.capture(updated));
    listener.onChecked(EasyMock.same(pinger), EasyMock.capture(checked));
    listener.onChanged(EasyMock.same(pinger), EasyMock.capture(original), EasyMock.capture(updated));
    listener.onChecked(EasyMock.same(pinger), EasyMock.capture(checked));
    listener.onChecked(EasyMock.same(pinger), EasyMock.capture(checked));
    listener.onChanged(EasyMock.same(pinger), EasyMock.capture(original), EasyMock.capture(updated));
    EasyMock.replay(listener);

    dependency.setInError(false);
    pinger.run();
    assertEquals(CheckStatus.OK, updated.getValue().getStatus());
    assertEquals(updated.getValue(), checked.getValue());
    original.setValue(null);
    updated.setValue(null);

    dependency.setInError(true);
    pinger.run();
    assertEquals(CheckStatus.OK, original.getValue().getStatus());
    assertEquals(CheckStatus.MINOR, updated.getValue().getStatus());
    assertEquals(ControlledDependency.EXCEPTION, updated.getValue().getThrowable());
    assertEquals(checked.getValue(), updated.getValue());
    original.setValue(null);
    updated.setValue(null);

    pinger.run(); // no change
    assertNull(original.getValue());
    assertNull(updated.getValue());
    assertEquals(CheckStatus.MINOR, checked.getValue().getStatus());

    pinger.run(); // should change
    assertEquals(CheckStatus.MINOR, original.getValue().getStatus());
    assertEquals(CheckStatus.OUTAGE, updated.getValue().getStatus());
    assertEquals(ControlledDependency.EXCEPTION, updated.getValue().getThrowable());
    assertEquals(checked.getValue(), updated.getValue());
    original.setValue(null);
    updated.setValue(null);

    EasyMock.verify(listener);
}
 

private AndroidBinaryGraphEnhancer createGraphEnhancer(TestGraphEnhancerArgs args) {
  ProjectFilesystem projectFilesystem = new FakeProjectFilesystem();
  return new AndroidBinaryGraphEnhancer(
      args.getToolchainProvider(),
      TestCellPathResolver.get(projectFilesystem),
      args.getTarget(),
      projectFilesystem,
      TestAndroidPlatformTargetFactory.create(),
      args.getBuildRuleParams(),
      args.getGraphBuilder(),
      AaptMode.AAPT1,
      ImmutableList.of(),
      args.getResourceCompressionMode(),
      FilterResourcesSteps.ResourceFilter.EMPTY_FILTER,
      /* bannedDuplicateResourceTypes */ EnumSet.noneOf(RType.class),
      Optional.empty(),
      Optional.empty(),
      /* locales */ ImmutableSet.of(),
      /* localizedStringFileName */ null,
      Optional.of(FakeSourcePath.of("AndroidManifest.xml")),
      Optional.empty(),
      Optional.empty(),
      PackageType.DEBUG,
      /* cpuFilters */ ImmutableSet.of(),
      /* shouldBuildStringSourceMap */ false,
      /* shouldPreDex */ args.getShouldPredex(),
      args.getDexSplitMode(),
      /* buildRulesToExcludeFromDex */ args.getBuildRulesToExcludeFromDex(),
      /* resourcesToExclude */ ImmutableSet.of(),
      /* nativeLibsToExclude */ ImmutableSet.of(),
      /* nativeLinkablesToExclude */ ImmutableSet.of(),
      /* nativeLibAssetsToExclude */ ImmutableSet.of(),
      /* nativeLinkableAssetsToExclude */ ImmutableSet.of(),
      /* skipCrunchPngs */ false,
      /* includesVectorDrawables */ false,
      /* noAutoVersionResources */ false,
      /* noVersionTransitionsResources */ false,
      /* noAutoAddOverlayResources */ false,
      /* noResourceRemoval */ false,
      DEFAULT_JAVA_CONFIG,
      JavacFactoryHelper.createJavacFactory(DEFAULT_JAVA_CONFIG),
      ANDROID_JAVAC_OPTIONS,
      args.getExopackageMode(),
      /* buildConfigValues */ BuildConfigFields.of(),
      /* buildConfigValuesFiles */ Optional.empty(),
      XzStep.DEFAULT_COMPRESSION_LEVEL,
      args.getTrimResourceIds(),
      /* keepResourcePattern */ Optional.empty(),
      false,
      /* nativeLibraryMergeMap */ Optional.empty(),
      /* nativeLibraryMergeGlue */ Optional.empty(),
      /* nativeLibraryMergeCodeGenerator */ Optional.empty(),
      /* nativeLibraryProguardConfigGenerator */ Optional.empty(),
      Optional.empty(),
      RelinkerMode.DISABLED,
      ImmutableList.of(),
      MoreExecutors.newDirectExecutorService(),
      /* manifestEntries */ ManifestEntries.empty(),
      CxxPlatformUtils.DEFAULT_CONFIG,
      new APKModuleGraph(TargetGraph.EMPTY, args.getTarget(), Optional.empty()),
      new DxConfig(FakeBuckConfig.builder().build()),
      args.getDexTool(),
      Optional.empty(),
      defaultNonPredexedArgs(),
      ImmutableSortedSet::of,
      /* useProtoFormat */ false,
      new NoopAndroidNativeTargetConfigurationMatcher(),
      /* failOnLegacyAapt2Errors */ false,
      false,
      ImmutableSet.of());
}
 

@Ignore
@Test
public void testSingleThreaded() {
  executor = MoreExecutors.newDirectExecutorService();
  runAllBenchmarks();
}
 

@VisibleForTesting
static void buildMergedDexFiles(Options options) throws IOException {
  ListeningExecutorService executor;
  checkArgument(!options.inputArchives.isEmpty(), "Need at least one --input");
  checkArgument(
      options.mainDexListFile == null || options.inputArchives.size() == 1,
      "--main-dex-list only supported with exactly one --input, use DexFileSplitter for more");
  if (options.multidexMode.isMultidexAllowed()) {
    executor = createThreadPool();
  } else {
    checkArgument(
        options.mainDexListFile == null,
        "--main-dex-list is only supported with multidex enabled, but mode is: %s",
        options.multidexMode);
    checkArgument(
        !options.minimalMainDex,
        "--minimal-main-dex is only supported with multidex enabled, but mode is: %s",
        options.multidexMode);
    // We'll only ever merge and write one dex file, so multi-threading is pointless.
    executor = MoreExecutors.newDirectExecutorService();
  }

  ImmutableSet<String> classesInMainDex = options.mainDexListFile != null
      ? ImmutableSet.copyOf(Files.readAllLines(options.mainDexListFile, UTF_8))
      : null;
  PrintStream originalStdOut = System.out;
  try (DexFileAggregator out = createDexFileAggregator(options, executor)) {
    if (!options.verbose) {
      // com.android.dx.merge.DexMerger prints status information to System.out that we silence
      // here unless it was explicitly requested.  (It also prints debug info to DxContext.out,
      // which we populate accordingly below.)
      System.setOut(Dexing.nullout);
    }

    LinkedHashSet<String> seen = new LinkedHashSet<>();
    for (Path inputArchive : options.inputArchives) {
      // Simply merge files from inputs in order.  Doing that with a main dex list doesn't work,
      // but we rule out more than one input with a main dex list above.
      try (ZipFile zip = new ZipFile(inputArchive.toFile())) {
        ArrayList<ZipEntry> dexFiles = filesToProcess(zip);
        if (classesInMainDex == null) {
          processDexFiles(zip, dexFiles, seen, out);
        } else {
          // To honor --main_dex_list make two passes:
          // 1. process only the classes listed in the given file
          // 2. process the remaining files
          Predicate<ZipEntry> mainDexFilter =
              ZipEntryPredicates.classFileFilter(classesInMainDex);
          processDexFiles(zip, Iterables.filter(dexFiles, mainDexFilter), seen, out);
          // Fail if main_dex_list is too big, following dx's example
          checkState(out.getDexFilesWritten() == 0, "Too many classes listed in main dex list "
              + "file %s, main dex capacity exceeded", options.mainDexListFile);
          if (options.minimalMainDex) {
            out.flush(); // Start new .dex file if requested
          }
          processDexFiles(
              zip, Iterables.filter(dexFiles, Predicates.not(mainDexFilter)), seen, out);
        }
      }
    }
  } finally {
    // Kill threads in the pool so we don't hang
    MoreExecutors.shutdownAndAwaitTermination(executor, 1, SECONDS);
    System.setOut(originalStdOut);
  }
}
 

@Test
public void testMultiContains() throws IOException {
  AtomicReference<BuckCacheResponse> responseRef = new AtomicReference<>();
  HttpService storeClient = new TestHttpService();
  TestHttpService fetchClient =
      new TestHttpService(() -> new InMemoryThriftResponse(responseRef.get()));
  ProjectFilesystem filesystem =
      TestProjectFilesystems.createProjectFilesystem(tempPaths.getRoot());
  ListeningExecutorService service = MoreExecutors.newDirectExecutorService();
  CellPathResolver cellPathResolver = TestCellPathResolver.get(filesystem);
  NetworkCacheArgs networkArgs =
      ImmutableNetworkCacheArgs.builder()
          .setCacheName("default_cache_name")
          .setRepository("default_repository")
          .setCacheReadMode(CacheReadMode.READONLY)
          .setCacheMode(ArtifactCacheMode.thrift_over_http)
          .setScheduleType("default_schedule_type")
          .setTargetConfigurationSerializer(
              TargetConfigurationSerializerForTests.create(cellPathResolver))
          .setUnconfiguredBuildTargetFactory(
              target ->
                  new ParsingUnconfiguredBuildTargetViewFactory()
                      .create(target, cellPathResolver.getCellNameResolver()))
          .setProjectFilesystem(filesystem)
          .setFetchClient(fetchClient)
          .setStoreClient(storeClient)
          .setBuckEventBus(BuckEventBusForTests.newInstance())
          .setHttpWriteExecutorService(service)
          .setHttpFetchExecutorService(service)
          .setErrorTextTemplate("my super error msg")
          .setErrorTextLimit(100)
          .build();

  com.facebook.buck.core.rulekey.RuleKey key0 =
      new com.facebook.buck.core.rulekey.RuleKey(HashCode.fromInt(0));
  com.facebook.buck.core.rulekey.RuleKey key1 =
      new com.facebook.buck.core.rulekey.RuleKey(HashCode.fromInt(1));
  com.facebook.buck.core.rulekey.RuleKey key2 =
      new com.facebook.buck.core.rulekey.RuleKey(HashCode.fromInt(2));
  com.facebook.buck.core.rulekey.RuleKey key3 =
      new com.facebook.buck.core.rulekey.RuleKey(HashCode.fromInt(3));
  ImmutableSet<com.facebook.buck.core.rulekey.RuleKey> ruleKeys =
      ImmutableSet.of(key0, key1, key2, key3);

  BuckCacheMultiContainsResponse multiContainsResponse = new BuckCacheMultiContainsResponse();
  ContainsResult result0 = new ContainsResult().setResultType(DOES_NOT_CONTAIN);
  ContainsResult result1 = new ContainsResult().setResultType(CONTAINS);
  ContainsResult result2 = new ContainsResult().setResultType(UNKNOWN_DUE_TO_TRANSIENT_ERRORS);
  ContainsResult result3 = new ContainsResult().setResultType(CONTAINS);

  multiContainsResponse.addToResults(result0);
  multiContainsResponse.addToResults(result1);
  multiContainsResponse.addToResults(result2);
  multiContainsResponse.addToResults(result3);

  BuckCacheResponse response =
      new BuckCacheResponse()
          .setWasSuccessful(true)
          .setType(BuckCacheRequestType.CONTAINS)
          .setMultiContainsResponse(multiContainsResponse);
  responseRef.set(response);

  try (ThriftArtifactCache cache =
      new ThriftArtifactCache(
          networkArgs,
          "/nice_as_well",
          new BuildId("aabb"),
          1,
          1,
          false,
          "test://",
          "hostname")) {
    AbstractAsynchronousCache.MultiContainsResult result = cache.multiContainsImpl(ruleKeys);
    assertEquals(4, result.getCacheResults().size());
    assertEquals(CacheResultType.MISS, result.getCacheResults().get(key0).getType());
    assertEquals(CacheResultType.CONTAINS, result.getCacheResults().get(key1).getType());
    assertEquals(CacheResultType.ERROR, result.getCacheResults().get(key2).getType());
    assertEquals(CacheResultType.CONTAINS, result.getCacheResults().get(key3).getType());
  }

  assertEquals(1, fetchClient.getCallsCount());
}
 

private Fixture createSynchronousExecutionFixture(String scenario) throws Exception {
  return new Fixture(
      scenario, MoreExecutors.newDirectExecutorService(), SpeculativeParsing.DISABLED);
}
 

@Test
public void testWithUrgencyNone() throws Exception {
    final StatusUpdateListener listener = EasyMock.createMock(StatusUpdateListener.class);
    final ControlledDependency dependency = ControlledDependency.builder().setUrgency(Urgency.NONE).build();
    final DependencyPinger pinger = new DependencyPinger(MoreExecutors.newDirectExecutorService(), dependency, systemReporter);
    pinger.addListener(listener);

    final Capture<CheckResult> original = Capture.newInstance();
    final Capture<CheckResult> updated = Capture.newInstance();
    final Capture<CheckResult> checked = Capture.newInstance();
    EasyMock.reset(listener);

    listener.onChecked(EasyMock.same(pinger), EasyMock.capture(checked));
    listener.onChanged(EasyMock.same(pinger), EasyMock.<CheckResult>isNull(), EasyMock.capture(updated));
    listener.onChecked(EasyMock.same(pinger), EasyMock.capture(checked));
    listener.onChanged(EasyMock.same(pinger), EasyMock.capture(original), EasyMock.capture(updated));
    listener.onChecked(EasyMock.same(pinger), EasyMock.capture(checked));
    listener.onChecked(EasyMock.same(pinger), EasyMock.capture(checked));
    listener.onChanged(EasyMock.same(pinger), EasyMock.capture(original), EasyMock.capture(updated));

    EasyMock.replay(listener);

    dependency.setInError(false);
    pinger.run();
    assertEquals(CheckStatus.OK, pinger.call().getStatus());
    assertEquals(CheckStatus.OK, updated.getValue().getStatus());
    assertEquals(checked.getValue(), updated.getValue());

    dependency.setInError(true);
    pinger.run();
    assertEquals(CheckStatus.MINOR, pinger.call().getStatus());
    assertEquals(CheckStatus.OK, original.getValue().getStatus());
    assertEquals(CheckStatus.MINOR, updated.getValue().getStatus());
    assertEquals(checked.getValue(), updated.getValue());

    dependency.setInError(true);
    pinger.run();
    assertEquals(CheckStatus.MINOR, pinger.call().getStatus());
    // no call to listen
    assertEquals(CheckStatus.MINOR, checked.getValue().getStatus());

    dependency.setInError(true);
    pinger.run();
    assertEquals(CheckStatus.OUTAGE, pinger.call().getStatus());
    assertEquals(CheckStatus.MINOR, original.getValue().getStatus());
    assertEquals(CheckStatus.OUTAGE, updated.getValue().getStatus());
    assertEquals(checked.getValue(), updated.getValue());

    EasyMock.verify(listener);
}
 

@Before
public void setUp() {
  logger = null;
  executorService = MoreExecutors.newDirectExecutorService();
}