putEdge(1, 2); // Duplicate
    putEdge(4, 5);
  }

  // Element Mutation

  @Test
  public void putEdge_existingNodes() {
    assume().that(graphIsMutable()).isTrue();

    // Adding nodes initially for safety (insulating from possible future
    // modifications to proxy methods)
    addNode(N1);
    addNode(N2);

    assertThat(graphAsMutableGraph.putEdge(N1, N2)).isTrue();
  }

     */
    public List<AccessToken> getAccessTokenList(final AccessTokenPager accessTokenPager) {

        final PagingResultBean<AccessToken> accessTokenList = accessTokenBhv.selectPage(cb -> {
            cb.paging(accessTokenPager.getPageSize(), accessTokenPager.getCurrentPageNumber());
            setupListCondition(cb, accessTokenPager);
        });

        // update pager

        assertEquals(1, chain3.updateCallCount);
    }

    // Test addChain null handling
    public void test_addChain_withNull() {
        // ArrayUtils.addAll handles null gracefully by adding it to the array
        authenticationManager.addChain(null);

        // Verify null chain doesn't cause issues during operations
        User user = createTestUser("testuser");
        try {

    putEdge(5, 1);
    putEdge(1, 2);
    putEdge(3, 1);
  }

  // Element Mutation

  @Test
  public void putEdge_existingNodes() {
    assume().that(graphIsMutable()).isTrue();

    // Adding nodes initially for safety (insulating from possible future
    // modifications to proxy methods)
    addNode(N1);
    addNode(N2);

    assertThat(graphAsMutableGraph.putEdge(N1, N2)).isTrue();
  }

...

public class SearchQueryExceptionTest extends UnitFessTestCase {

    public void test_constructorWithMessageAndCause() {
        // Test constructor with message and cause
        String message = "Query parsing failed";
        Exception cause = new IllegalArgumentException("Invalid query syntax");

        SearchQueryException exception = new SearchQueryException(message, cause);

        final PagingResultBean<FileAuthentication> fileAuthenticationList = fileAuthenticationBhv.selectPage(cb -> {
            cb.paging(fileAuthenticationPager.getPageSize(), fileAuthenticationPager.getCurrentPageNumber());
            setupListCondition(cb, fileAuthenticationPager);
        });

        // update pager

     * Removes protocol and path components to return just the hostname.
     *
     * @param u the URL string to extract host from
     * @return the host name, or empty string if URL is blank, or unknown hostname if parsing fails
     */
    default String getHost(final String u) {
        if (StringUtil.isBlank(u)) {
            return StringUtil.EMPTY; // empty
        }

        String url = u;

    try {
      return parseUnsignedInt(request.rawValue, request.radix);
    } catch (NumberFormatException e) {
      NumberFormatException decodeException =
          new NumberFormatException("Error parsing value: " + stringValue);
      decodeException.initCause(e);
      throw decodeException;
    }
  }

  /**
   * Returns the unsigned {@code int} value represented by the given decimal string.
   *

@SuppressWarnings({
  // @Ignore affects the Android test runner, which respects JUnit 4 annotations on JUnit 3 tests.
  "JUnit4ClassUsedInJUnit3",
  // We use ::iterator so that we test passing a plain Iterable, not a Collection.
  "UnnecessaryMethodReference",
})
public class MultimapPutIterableTester<K, V> extends AbstractMultimapTester<K, V, Multimap<K, V>> {
  @CollectionSize.Require(absent = ZERO)