verify(watchHandle, times(3)).watch();
    }

    /**
     * Test watch() returning null (cancelled scenario)
     */
    @Test
    void testWatchReturnsNull() throws CIFSException {
        // Setup mock behavior
        when(watchHandle.watch()).thenReturn(null);

        // Execute
        List<FileNotifyInformation> result = watchHandle.watch();

        // Verify

			} else {
				return errNonNumericArg(funcName)
			}
		}
	}

	// Mark that we have seen one non-null value.
	isFirstRow := false
	if !e.aggregate.seen {
		e.aggregate.seen = true
		isFirstRow = true
	}

	switch funcName {
	case aggFnCount:
		// For all non-null values, the count is incremented.
		e.aggregate.runningCount++

	case aggFnAvg, aggFnSum:
		e.aggregate.runningCount++

public class Handler extends URLStreamHandler {

    public static final String PROTOCOL_TYPE = "web";

    @Override
    protected URLConnection openConnection(URL u) throws IOException {
        return null;
    }

  override fun source(): BufferedSource = delegate.source()

  override fun toString(): String = javaClass.simpleName + "(" + delegate.toString() + ")"

  init {
    requireNotNull(delegate) { "delegate == null" }
    this.delegate = delegate
  }

   * Float#valueOf}.
   */
  private static @Nullable Float referenceTryParse(String input) {
    if (input.trim().length() < input.length()) {
      return null;
    }
    try {
      return Float.valueOf(input);
    } catch (NumberFormatException e) {
      return null;
    }
  }

  @GwtIncompatible // Floats.tryParse
  private static void checkTryParse(String input) {

   * Float#valueOf}.
   */
  private static @Nullable Float referenceTryParse(String input) {
    if (input.trim().length() < input.length()) {
      return null;
    }
    try {
      return Float.valueOf(input);
    } catch (NumberFormatException e) {
      return null;
    }
  }

  @GwtIncompatible // Floats.tryParse
  private static void checkTryParse(String input) {

    }

    @Test
    public void test_addSourceWithNullSources() {
        final ChatMessage message = new ChatMessage();
        message.setSources(null);

        final ChatSource source = new ChatSource();
        source.setTitle("New Source");

        message.addSource(source);

        assertNotNull(message.getSources());

            want to analyze the set of transitive dependencies, in particular during early lifecycle phases where
            full dependency resolution might fail due to projects which haven't been built yet.
          </description>
        </field>
        <field>
          <name>dependencyCollection</name>
          <version>2.0.0+</version>

     *
     * @return the owner group SID, <code>null</code> if not present
     * @throws IOException if an I/O error occurs
     */
    SID getOwnerGroup() throws IOException;

    /**
     * Return the owner group SID for this file or directory
     *
     * @param resolve
     *            whether to resolve the group name
     * @return the owner group SID, <code>null</code> if not present

     *
     * @param value the string value to parse
     * @return the corresponding ChatIntent, defaults to UNCLEAR if not found
     */
    public static ChatIntent fromValue(final String value) {
        if (value == null) {
            return UNCLEAR;
        }
        for (final ChatIntent intent : values()) {
            if (intent.value.equalsIgnoreCase(value.trim())) {
                return intent;
            }
        }