Examples with FakeClock com.facebook.buck.timing.FakeClock used on opensource projects

Example 1 with FakeClock

use of com.facebook.buck.timing.FakeClock in project buck by facebook.

the class CounterRegistryImplTest method noEventsFlushedIfCounterRegisteredButHasNoData.

@Test
public void noEventsFlushedIfCounterRegisteredButHasNoData() throws IOException {
    BuckEventBus fakeEventBus = new BuckEventBus(new FakeClock(0), false, new BuildId("12345"), 1000);
    SnapshotEventListener listener = new SnapshotEventListener();
    fakeEventBus.register(listener);
    FakeExecutor fakeExecutor = new FakeExecutor();
    try (CounterRegistryImpl registry = new CounterRegistryImpl(fakeExecutor, fakeEventBus)) {
        registry.newIntegerCounter(CATEGORY, NAME, TAGS);
        assertThat("No events should be flushed before timer fires", listener.snapshotEvents, empty());
        fakeExecutor.drain();
        assertThat("No events should be flushed after timer fires when counter has no data", listener.snapshotEvents, empty());
    }
    assertThat("No events should be flushed after registry closed", listener.snapshotEvents, empty());
}

Example 2 with FakeClock

use of com.facebook.buck.timing.FakeClock in project buck by facebook.

the class CounterRegistryImplTest method noEventsFlushedIfNoCountersRegistered.

@Test
public void noEventsFlushedIfNoCountersRegistered() throws IOException {
    BuckEventBus fakeEventBus = new BuckEventBus(new FakeClock(0), false, new BuildId("12345"), 1000);
    SnapshotEventListener listener = new SnapshotEventListener();
    fakeEventBus.register(listener);
    FakeExecutor fakeExecutor = new FakeExecutor();
    try (CounterRegistryImpl registry = new CounterRegistryImpl(fakeExecutor, fakeEventBus)) {
        assertThat("No events should be flushed before timer fires", listener.snapshotEvents, empty());
        fakeExecutor.drain();
        assertThat("No events should be flushed after timer fires", listener.snapshotEvents, empty());
    }
    assertThat("No events should be flushed after registry closed", listener.snapshotEvents, empty());
}

Example 3 with FakeClock

use of com.facebook.buck.timing.FakeClock in project buck by facebook.

the class CounterRegistryImplTest method eventIsFlushedIfCounterRegisteredWithData.

@Test
public void eventIsFlushedIfCounterRegisteredWithData() throws IOException {
    BuckEventBus fakeEventBus = new BuckEventBus(new FakeClock(0), false, new BuildId("12345"), 1000);
    SnapshotEventListener listener = new SnapshotEventListener();
    fakeEventBus.register(listener);
    FakeExecutor fakeExecutor = new FakeExecutor();
    try (CounterRegistryImpl registry = new CounterRegistryImpl(fakeExecutor, fakeEventBus)) {
        IntegerCounter counter = registry.newIntegerCounter(CATEGORY, NAME, TAGS);
        counter.inc(42);
        assertThat("No events should be flushed before timer fires", listener.snapshotEvents, empty());
        fakeExecutor.drain();
        assertThat("One event should be flushed after timer fires", listener.snapshotEvents, hasSize(1));
        assertThat("Counter with expected value should be flushed after timer fires", listener.snapshotEvents.get(0).getSnapshots(), hasItem(CounterSnapshot.builder().setCategory(CATEGORY).setTags(TAGS).putValues(NAME, 42).build()));
    }
}

Example 4 with FakeClock

use of com.facebook.buck.timing.FakeClock in project buck by facebook.

the class ChromeTraceBuildListenerTest method testDeleteFiles.

@Test
public void testDeleteFiles() throws IOException {
    ProjectFilesystem projectFilesystem = new ProjectFilesystem(tmpDir.getRoot().toPath());
    String tracePath = invocationInfo.getLogDirectoryPath().resolve("build.trace").toString();
    File traceFile = new File(tracePath);
    projectFilesystem.createParentDirs(tracePath);
    traceFile.createNewFile();
    traceFile.setLastModified(0);
    for (int i = 0; i < 10; ++i) {
        File oldResult = new File(String.format("%s/build.100%d.trace", invocationInfo.getLogDirectoryPath(), i));
        oldResult.createNewFile();
        oldResult.setLastModified(TimeUnit.SECONDS.toMillis(i));
    }
    ChromeTraceBuildListener listener = new ChromeTraceBuildListener(projectFilesystem, invocationInfo, new FakeClock(TIMESTAMP_NANOS), ObjectMappers.newDefaultInstance(), Locale.US, TimeZone.getTimeZone("America/Los_Angeles"), /* tracesToKeep */
    3, false);
    listener.outputTrace(invocationInfo.getBuildId());
    ImmutableList<String> files = FluentIterable.from(Arrays.asList(projectFilesystem.listFiles(invocationInfo.getLogDirectoryPath()))).filter(input -> input.toString().endsWith(".trace")).transform(File::getName).toList();
    assertEquals(4, files.size());
    assertEquals(ImmutableSortedSet.of("build.trace", "build.1009.trace", "build.1008.trace", "build.2014-09-02.16-55-51.BUILD_ID.trace"), ImmutableSortedSet.copyOf(files));
}

Example 5 with FakeClock

use of com.facebook.buck.timing.FakeClock in project buck by facebook.

the class ChromeTraceBuildListenerTest method testBuildJson.

@Test
public void testBuildJson() throws IOException {
    ProjectFilesystem projectFilesystem = new ProjectFilesystem(tmpDir.getRoot().toPath());
    ObjectMapper mapper = ObjectMappers.newDefaultInstance();
    BuildId buildId = new BuildId("ChromeTraceBuildListenerTestBuildId");
    ChromeTraceBuildListener listener = new ChromeTraceBuildListener(projectFilesystem, invocationInfo, new FakeClock(TIMESTAMP_NANOS), mapper, Locale.US, TimeZone.getTimeZone("America/Los_Angeles"), /* tracesToKeep */
    42, false);
    BuildTarget target = BuildTargetFactory.newInstance("//fake:rule");
    FakeBuildRule rule = new FakeBuildRule(target, new SourcePathResolver(new SourcePathRuleFinder(new BuildRuleResolver(TargetGraph.EMPTY, new DefaultTargetNodeToBuildRuleTransformer()))), ImmutableSortedSet.of());
    RuleKey ruleKey = new RuleKey("abc123");
    String stepShortName = "fakeStep";
    String stepDescription = "I'm a Fake Step!";
    UUID stepUuid = UUID.randomUUID();
    ImmutableSet<BuildTarget> buildTargets = ImmutableSet.of(target);
    Iterable<String> buildArgs = Iterables.transform(buildTargets, Object::toString);
    Clock fakeClock = new IncrementingFakeClock(TimeUnit.MILLISECONDS.toNanos(1));
    BuckEventBus eventBus = BuckEventBusFactory.newInstance(fakeClock, buildId);
    eventBus.register(listener);
    CommandEvent.Started commandEventStarted = CommandEvent.started("party", ImmutableList.of("arg1", "arg2"), true, 23L);
    eventBus.post(commandEventStarted);
    eventBus.post(new PerfStatsTracking.MemoryPerfStatsEvent(/* freeMemoryBytes */
    1024 * 1024L, /* totalMemoryBytes */
    3 * 1024 * 1024L, /* timeSpentInGcMs */
    -1, /* currentMemoryBytesUsageByPool */
    ImmutableMap.of("flower", 42L * 1024 * 1024)));
    ArtifactCacheConnectEvent.Started artifactCacheConnectEventStarted = ArtifactCacheConnectEvent.started();
    eventBus.post(artifactCacheConnectEventStarted);
    eventBus.post(ArtifactCacheConnectEvent.finished(artifactCacheConnectEventStarted));
    BuildEvent.Started buildEventStarted = BuildEvent.started(buildArgs);
    eventBus.post(buildEventStarted);
    HttpArtifactCacheEvent.Started artifactCacheEventStarted = HttpArtifactCacheEvent.newFetchStartedEvent(ruleKey);
    eventBus.post(artifactCacheEventStarted);
    eventBus.post(HttpArtifactCacheEvent.newFinishedEventBuilder(artifactCacheEventStarted).setFetchDataBuilder(HttpArtifactCacheEventFetchData.builder().setFetchResult(CacheResult.hit("http"))).build());
    ArtifactCompressionEvent.Started artifactCompressionStartedEvent = ArtifactCompressionEvent.started(ArtifactCompressionEvent.Operation.COMPRESS, ImmutableSet.of(ruleKey));
    eventBus.post(artifactCompressionStartedEvent);
    eventBus.post(ArtifactCompressionEvent.finished(artifactCompressionStartedEvent));
    BuildRuleEvent.Started started = BuildRuleEvent.started(rule, durationTracker);
    eventBus.post(started);
    eventBus.post(StepEvent.started(stepShortName, stepDescription, stepUuid));
    JavacPhaseEvent.Started runProcessorsStartedEvent = JavacPhaseEvent.started(target, JavacPhaseEvent.Phase.RUN_ANNOTATION_PROCESSORS, ImmutableMap.of());
    eventBus.post(runProcessorsStartedEvent);
    String annotationProcessorName = "com.facebook.FakeProcessor";
    AnnotationProcessingEvent.Operation operation = AnnotationProcessingEvent.Operation.PROCESS;
    int annotationRound = 1;
    boolean isLastRound = false;
    AnnotationProcessingEvent.Started annotationProcessingEventStarted = AnnotationProcessingEvent.started(target, annotationProcessorName, operation, annotationRound, isLastRound);
    eventBus.post(annotationProcessingEventStarted);
    HttpArtifactCacheEvent.Scheduled httpScheduled = HttpArtifactCacheEvent.newStoreScheduledEvent(Optional.of("TARGET_ONE"), ImmutableSet.of(ruleKey));
    HttpArtifactCacheEvent.Started httpStarted = HttpArtifactCacheEvent.newStoreStartedEvent(httpScheduled);
    eventBus.post(httpStarted);
    HttpArtifactCacheEvent.Finished httpFinished = HttpArtifactCacheEvent.newFinishedEventBuilder(httpStarted).build();
    eventBus.post(httpFinished);
    final CompilerPluginDurationEvent.Started processingPartOneStarted = CompilerPluginDurationEvent.started(target, annotationProcessorName, "processingPartOne", ImmutableMap.of());
    eventBus.post(processingPartOneStarted);
    eventBus.post(CompilerPluginDurationEvent.finished(processingPartOneStarted, ImmutableMap.of()));
    eventBus.post(AnnotationProcessingEvent.finished(annotationProcessingEventStarted));
    eventBus.post(JavacPhaseEvent.finished(runProcessorsStartedEvent, ImmutableMap.of()));
    eventBus.post(StepEvent.finished(StepEvent.started(stepShortName, stepDescription, stepUuid), 0));
    eventBus.post(BuildRuleEvent.finished(started, BuildRuleKeys.of(ruleKey), BuildRuleStatus.SUCCESS, CacheResult.miss(), Optional.of(BuildRuleSuccessType.BUILT_LOCALLY), Optional.empty(), Optional.empty()));
    try (final SimplePerfEvent.Scope scope1 = SimplePerfEvent.scope(eventBus, PerfEventId.of("planning"), ImmutableMap.<String, Object>of("nefarious", "true"))) {
        try (final SimplePerfEvent.Scope scope2 = SimplePerfEvent.scope(eventBus, PerfEventId.of("scheming"))) {
            scope2.appendFinishedInfo("success", "false");
        }
    }
    eventBus.post(BuildEvent.finished(buildEventStarted, 0));
    eventBus.post(CommandEvent.finished(commandEventStarted, /* exitCode */
    0));
    listener.outputTrace(new BuildId("BUILD_ID"));
    File resultFile = new File(tmpDir.getRoot(), "buck-out/log/build.trace");
    List<ChromeTraceEvent> originalResultList = mapper.readValue(resultFile, new TypeReference<List<ChromeTraceEvent>>() {
    });
    List<ChromeTraceEvent> resultListCopy = new ArrayList<>();
    resultListCopy.addAll(originalResultList);
    ImmutableMap<String, String> emptyArgs = ImmutableMap.of();
    assertNextResult(resultListCopy, "process_name", ChromeTraceEvent.Phase.METADATA, ImmutableMap.of("name", "buck"));
    assertNextResult(resultListCopy, "party", ChromeTraceEvent.Phase.BEGIN, ImmutableMap.of("command_args", "arg1 arg2"));
    assertNextResult(resultListCopy, "memory", ChromeTraceEvent.Phase.COUNTER, ImmutableMap.of("used_memory_mb", "2", "free_memory_mb", "1", "total_memory_mb", "3", "time_spent_in_gc_sec", "0", "pool_flower_mb", "42"));
    assertNextResult(resultListCopy, "artifact_connect", ChromeTraceEvent.Phase.BEGIN, emptyArgs);
    assertNextResult(resultListCopy, "artifact_connect", ChromeTraceEvent.Phase.END, emptyArgs);
    assertNextResult(resultListCopy, "build", ChromeTraceEvent.Phase.BEGIN, emptyArgs);
    assertNextResult(resultListCopy, "http_artifact_fetch", ChromeTraceEvent.Phase.BEGIN, ImmutableMap.of("rule_key", "abc123"));
    assertNextResult(resultListCopy, "http_artifact_fetch", ChromeTraceEvent.Phase.END, ImmutableMap.of("rule_key", "abc123", "success", "true", "cache_result", "HTTP_HIT"));
    assertNextResult(resultListCopy, "artifact_compress", ChromeTraceEvent.Phase.BEGIN, ImmutableMap.of("rule_key", "abc123"));
    assertNextResult(resultListCopy, "artifact_compress", ChromeTraceEvent.Phase.END, ImmutableMap.of("rule_key", "abc123"));
    // BuildRuleEvent.Started
    assertNextResult(resultListCopy, "//fake:rule", ChromeTraceEvent.Phase.BEGIN, ImmutableMap.of());
    assertNextResult(resultListCopy, "fakeStep", ChromeTraceEvent.Phase.BEGIN, emptyArgs);
    assertNextResult(resultListCopy, "run annotation processors", ChromeTraceEvent.Phase.BEGIN, emptyArgs);
    assertNextResult(resultListCopy, "com.facebook.FakeProcessor.process", ChromeTraceEvent.Phase.BEGIN, emptyArgs);
    assertNextResult(resultListCopy, "http_artifact_store", ChromeTraceEvent.Phase.BEGIN, ImmutableMap.of("rule_key", "abc123"));
    assertNextResult(resultListCopy, "http_artifact_store", ChromeTraceEvent.Phase.END, ImmutableMap.of("success", "true", "rule_key", "abc123"));
    assertNextResult(resultListCopy, "processingPartOne", ChromeTraceEvent.Phase.BEGIN, emptyArgs);
    assertNextResult(resultListCopy, "processingPartOne", ChromeTraceEvent.Phase.END, emptyArgs);
    assertNextResult(resultListCopy, "com.facebook.FakeProcessor.process", ChromeTraceEvent.Phase.END, emptyArgs);
    assertNextResult(resultListCopy, "run annotation processors", ChromeTraceEvent.Phase.END, emptyArgs);
    assertNextResult(resultListCopy, "fakeStep", ChromeTraceEvent.Phase.END, ImmutableMap.of("description", "I'm a Fake Step!", "exit_code", "0"));
    assertNextResult(resultListCopy, "//fake:rule", ChromeTraceEvent.Phase.END, ImmutableMap.of("cache_result", "miss", "success_type", "BUILT_LOCALLY"));
    assertNextResult(resultListCopy, "planning", ChromeTraceEvent.Phase.BEGIN, ImmutableMap.of("nefarious", "true"));
    assertNextResult(resultListCopy, "scheming", ChromeTraceEvent.Phase.BEGIN, emptyArgs);
    assertNextResult(resultListCopy, "scheming", ChromeTraceEvent.Phase.END, ImmutableMap.of("success", "false"));
    assertNextResult(resultListCopy, "planning", ChromeTraceEvent.Phase.END, emptyArgs);
    assertNextResult(resultListCopy, "build", ChromeTraceEvent.Phase.END, emptyArgs);
    assertNextResult(resultListCopy, "party", ChromeTraceEvent.Phase.END, ImmutableMap.of("command_args", "arg1 arg2", "daemon", "true"));
    assertEquals(0, resultListCopy.size());
}