assertEquals(0, mockResponse.getStatus());
    }

    // Test with valid Origin and CorsHandler found (PUT request)
    public void test_doFilter_withCorsHandler_put() throws IOException, ServletException {
        String origin = "http://example.com";
        mockRequest.setHeader("Origin", origin);
        mockRequest.setMethod("PUT");
        TestCorsHandler handler = new TestCorsHandler();

        String origin = "https://example.com";
        TestCorsHandler handler1 = new TestCorsHandler("handler1");
        TestCorsHandler handler2 = new TestCorsHandler("handler2");

        // Execute
        corsHandlerFactory.add(origin, handler1);
        corsHandlerFactory.add(origin, handler2);

        // Verify - should have the latest handler
        CorsHandler result = corsHandlerFactory.get(origin);

            corsHandler.process(origin, request, response);

            assertTrue("process should be called for origin: " + origin, processCalled);
            assertEquals(origin, processOrigin);

            List<String> originHeaders = responseHeaders.get("Access-Control-Allow-Origin");
            assertNotNull("Headers should be set for origin: " + origin, originHeaders);

import com.google.common.collect.UnmodifiableIterator;
import java.util.AbstractSet;
import java.util.Map;
import org.jspecify.annotations.Nullable;

/**
 * A class to represent the set of edges connecting an (implicit) origin node to a target node.
 *
 * <p>The {@link #nodeToOutEdge} map means this class only works on networks without parallel edges.
 * See {@link MultiEdgesConnecting} for a class that works with parallel edges.
 *

    //                                                                            ========
    /**
     * {@inheritDoc} <br>
     * Application Origin Methods:
     * <pre>
     * <span style="font-size: 130%; color: #553000">[Small Helper]</span>
     * o saveInfo() <span style="color: #3F7E5E">// save messages to session</span>

    assertThrows(IllegalArgumentException.class, () -> domain.child("www."));
  }

  public void testParentChild() {
    InternetDomainName origin = InternetDomainName.from("foo.com");
    InternetDomainName parent = origin.parent();
    assertEquals("com", parent.toString());

    // These would throw an exception if leniency were not preserved during parent() and child()
    // calls.

3. **Follow** the coding standards: `mvn formatter:format`
4. **Add** comprehensive tests for new functionality
5. **Commit** your changes: `git commit -m 'Add amazing feature'`
6. **Push** to the branch: `git push origin feature/amazing-feature`
7. **Submit** a Pull Request with detailed description

### Code Standards
- Follow the project's Eclipse formatter configuration

      }
    }
  }

  internal class CallReference(
    referent: RealCall,
    /**
     * Captures the stack trace at the time the Call is executed or enqueued. This is helpful for
     * identifying the origin of connection leaks.
     */
    val callStackTrace: Any?,
  ) : WeakReference<RealCall>(referent)

           */
          assertWithMessage(
                  "byAscendingSize %s, startIndex %s, inputIsSet %s",
                  byAscendingSize, startIndex, inputIsSet)
              .that(immutableCopy)
              .isIn(distinctCandidatesByAscendingSize);
        }
      }
    }
  }

  private static final class MutatedOnQuerySet<E> extends ForwardingSet<E> {
    final Iterator<ImmutableSet<E>> infiniteCandidates;