Examples with BuckEventBus com.facebook.buck.event.BuckEventBus used on opensource projects

Example 36 with BuckEventBus

use of com.facebook.buck.event.BuckEventBus in project buck by facebook.

the class TargetGraphHashingTest method hashChangesForDependentNodeWhenDepsChange.

@Test
public void hashChangesForDependentNodeWhenDepsChange() throws IOException, InterruptedException, AcyclicDepthFirstPostOrderTraversal.CycleException {
    FakeProjectFilesystem projectFilesystem = new FakeProjectFilesystem();
    BuckEventBus eventBus = new BuckEventBus(new IncrementingFakeClock(), new BuildId());
    BuildTarget nodeTarget = BuildTargetFactory.newInstance("//foo:lib");
    BuildTarget depTarget = BuildTargetFactory.newInstance("//dep:lib");
    TargetGraph targetGraphA = createGraphWithANodeAndADep(nodeTarget, HashCode.fromLong(12345), depTarget, HashCode.fromLong(64738));
    TargetGraph targetGraphB = createGraphWithANodeAndADep(nodeTarget, HashCode.fromLong(12345), depTarget, HashCode.fromLong(84552));
    FileHashCache fileHashCache = new FakeFileHashCache(ImmutableMap.of(projectFilesystem.resolve("foo/FooLib.java"), HashCode.fromString("abcdef"), projectFilesystem.resolve("dep/DepLib.java"), HashCode.fromString("123456")));
    Map<BuildTarget, HashCode> resultA = new TargetGraphHashing(eventBus, targetGraphA, fileHashCache, ImmutableList.of(targetGraphA.get(nodeTarget))).hashTargetGraph();
    Map<BuildTarget, HashCode> resultB = new TargetGraphHashing(eventBus, targetGraphB, fileHashCache, ImmutableList.of(targetGraphB.get(nodeTarget))).hashTargetGraph();
    assertThat(resultA, aMapWithSize(2));
    assertThat(resultA, hasKey(nodeTarget));
    assertThat(resultA, hasKey(depTarget));
    assertThat(resultB, aMapWithSize(2));
    assertThat(resultB, hasKey(nodeTarget));
    assertThat(resultB, hasKey(depTarget));
    assertThat(resultA.get(nodeTarget), not(equalTo(resultB.get(nodeTarget))));
    assertThat(resultA.get(depTarget), not(equalTo(resultB.get(depTarget))));
}

Example 37 with BuckEventBus

use of com.facebook.buck.event.BuckEventBus in project buck by facebook.

the class ProcessTrackerTest method createProcessTracker.

private ProcessTrackerForTest createProcessTracker(final BlockingQueue<ProcessResourceConsumptionEvent> events) {
    BuckEventBus eventBus = BuckEventBusFactory.newInstance();
    eventBus.register(new Object() {

        @Subscribe
        public void event(ProcessResourceConsumptionEvent event) {
            events.add(event);
        }
    });
    return new ProcessTrackerForTest(eventBus, FakeInvocationInfoFactory.create(), processHelper, processRegistry);
}

Example 38 with BuckEventBus

use of com.facebook.buck.event.BuckEventBus in project buck by facebook.

the class WatchmanWatcherIntegrationTest method globMatchesWholeName.

@Test
public void globMatchesWholeName() throws IOException, InterruptedException {
    WatchmanWatcher watcher = createWatchmanWatcher(new PathOrGlobMatcher("*.txt"));
    // Create a dot-file which should be ignored by the above glob.
    Path path = tmp.getRoot().getFileSystem().getPath("foo/bar/hello.txt");
    Files.createDirectories(tmp.getRoot().resolve(path).getParent());
    Files.write(tmp.getRoot().resolve(path), new byte[0]);
    // Verify we still get an event for the created path.
    watcher.postEvents(new BuckEventBus(new FakeClock(0), new BuildId()), WatchmanWatcher.FreshInstanceAction.NONE);
    ImmutableList<WatchEvent<?>> events = watchmanEventCollector.getEvents();
    assertThat(events.size(), Matchers.equalTo(1));
    WatchEvent<?> event = events.get(0);
    Path eventPath = (Path) event.context();
    assertThat(eventPath, Matchers.equalTo(path));
    assertSame(event.kind(), StandardWatchEventKinds.ENTRY_CREATE);
}

Example 39 with BuckEventBus

use of com.facebook.buck.event.BuckEventBus in project buck by facebook.

the class WatchmanWatcherIntegrationTest method ignoreDotFileInGlob.

@Test
public void ignoreDotFileInGlob() throws IOException, InterruptedException {
    WatchmanWatcher watcher = createWatchmanWatcher(new PathOrGlobMatcher("**/*.swp"));
    // Create a dot-file which should be ignored by the above glob.
    Path path = tmp.getRoot().getFileSystem().getPath("foo/bar/.hello.swp");
    Files.createDirectories(tmp.getRoot().resolve(path).getParent());
    Files.write(tmp.getRoot().resolve(path), new byte[0]);
    // Verify we don't get an event for the path.
    watcher.postEvents(new BuckEventBus(new FakeClock(0), new BuildId()), WatchmanWatcher.FreshInstanceAction.NONE);
    assertThat(watchmanEventCollector.getEvents(), Matchers.empty());
}

Example 40 with BuckEventBus

use of com.facebook.buck.event.BuckEventBus in project buck by facebook.

the class WatchmanWatcherTest method whenWatchmanCellReportsFilesChangedThenPostEvent.

@Test
public void whenWatchmanCellReportsFilesChangedThenPostEvent() throws IOException, InterruptedException {
    ImmutableMap<String, Object> watchmanRootOutput = ImmutableMap.of("files", ImmutableList.of());
    ImmutableMap<String, Object> watchmanSecondaryOutput = ImmutableMap.of("files", ImmutableList.of(ImmutableMap.<String, Object>of("name", "foo/bar/baz")));
    WatchmanWatcher watcher = new WatchmanWatcher(new EventBus("watchman test"), new FakeWatchmanClient(0, ImmutableMap.of(FAKE_CLOCK_QUERY, watchmanRootOutput, FAKE_SECONDARY_QUERY.toList("c:0:0"), watchmanSecondaryOutput)), 10000, ImmutableMap.of(FAKE_ROOT, FAKE_QUERY, FAKE_SECONDARY_ROOT, FAKE_SECONDARY_QUERY), ImmutableMap.of(FAKE_ROOT, new WatchmanCursor("c:0:0"), FAKE_SECONDARY_ROOT, new WatchmanCursor("c:0:0")));
    final Set<BuckEvent> events = Sets.newHashSet();
    BuckEventBus bus = BuckEventBusFactory.newInstance(new FakeClock(0));
    bus.register(new Object() {

        @Subscribe
        public void listen(WatchmanStatusEvent event) {
            events.add(event);
        }
    });
    watcher.postEvents(bus, WatchmanWatcher.FreshInstanceAction.POST_OVERFLOW_EVENT);
    boolean zeroFilesChangedSeen = false;
    System.err.println(String.format("Events: %d", events.size()));
    for (BuckEvent event : events) {
        System.err.println(String.format("Event: %s", event));
        zeroFilesChangedSeen |= event.getEventName().equals("WatchmanZeroFileChanges");
    }
    assertFalse(zeroFilesChangedSeen);
}