}
  }

  public void testPriority_tooLow() {
    assertThrows(
        IllegalArgumentException.class, () -> builder.setPriority(Thread.MIN_PRIORITY - 1));
  }

  public void testPriority_tooHigh() {
    assertThrows(
        IllegalArgumentException.class, () -> builder.setPriority(Thread.MAX_PRIORITY + 1));
  }

  public void testUncaughtExceptionHandler_custom() {
    assertEquals(

  @CollectionSize.Require(absent = ZERO)
  public void testReplace_supportedPresent() {
    try {
      assertEquals(v0(), getMap().replace(k0(), v3()));
      expectReplacement(entry(k0(), v3()));
    } catch (ClassCastException tolerated) { // for ClassToInstanceMap
      expectUnchanged();
    }
  }

  @MapFeature.Require(SUPPORTS_PUT)
  @CollectionSize.Require(absent = ZERO)
  public void testReplace_supportedPresentNoChange() {

    assertThat(LOWER_UNDERSCORE.to(LOWER_CAMEL, "foo")).isEqualTo("foo");
    assertThat(LOWER_UNDERSCORE.to(LOWER_CAMEL, "foo_bar")).isEqualTo("fooBar");
  }

  public void testLowerUnderscoreToUpperCamel() {
    assertThat(LOWER_UNDERSCORE.to(UPPER_CAMEL, "foo")).isEqualTo("Foo");
    assertThat(LOWER_UNDERSCORE.to(UPPER_CAMEL, "foo_bar")).isEqualTo("FooBar");
  }

  }

  public void testOf() {
    assertEquals("training", Optional.of("training").get());
  }

  public void testOf_null() {
    assertThrows(NullPointerException.class, () -> Optional.of(null));
  }

  public void testFromNullable() {
    Optional<String> optionalName = Optional.fromNullable("bob");
    assertEquals("bob", optionalName.get());
  }

  public void testFromNullable_null() {

        public void columnId() {
            doColumn("_id");
        }

        public void columnContent() {
            doColumn("content");
        }

        public void columnCreatedBy() {
            doColumn("createdBy");
        }

        public void columnCreatedTime() {
            doColumn("createdTime");
        }

        public void columnSortOrder() {
            doColumn("sortOrder");

  }

  public void testAvoidsStackOverflow_alternatingCancelledAndSubmitted() throws Exception {
    SettableFuture<@Nullable Void> settableFuture = SettableFuture.create();
    ListenableFuture<@Nullable Void> unused =
        serializer.submitAsync(
            new AsyncCallable<@Nullable Void>() {
              @Override
              public ListenableFuture<@Nullable Void> call() {

  protected void resetWithHole() {
    super.resetContainer(getSubjectGenerator().create(a, c));
    navigableSet = (NavigableSet<E>) getSet();
  }

  @CollectionFeature.Require(SUPPORTS_REMOVE)
  @CollectionSize.Require(ZERO)
  public void testEmptySetPollFirst() {
    assertNull(navigableSet.pollFirst());
  }

  @CollectionSize.Require(ZERO)
  public void testEmptySetNearby() {

    /**
     * Delays after processing a URL.
     */
    @Override
    protected void delayAfterProcessing() {
        if (delayMillisAfterProcessing > 0) {
            ThreadUtil.sleep(delayMillisAfterProcessing);
        }
    }

    /**
     * Delays when no URL is in the queue.
     */
    @Override
    protected void delayAtNoUrlInQueue() {
        if (delayMillisAtNoUrlInQueue > 0) {

    @DisplayName("getDefaultPort returns SMB default port 445")
    void testGetDefaultPort() {
        // Act
        int port = handler.getDefaultPort();

        // Assert
        assertEquals(445, port);
        assertEquals(SmbConstants.DEFAULT_PORT, port);
    }

    @Test
    @DisplayName("openConnection creates SmbFile for valid URL")
    void testOpenConnectionWithValidUrl() throws IOException {

class SourcesTest {
    @TempDir
    Path tempDir;

    @Test
    void testFromPath() {
        Path path = Paths.get("/tmp");
        Source source = Sources.fromPath(path);

        assertNotNull(source);
        assertInstanceOf(Sources.PathSource.class, source);
        assertEquals(path.normalize(), source.getPath());
    }

    @Test
    void testBuildSource() {
        Path path = Paths.get("/tmp");