)
  }

  @Test fun nonBasicCodePointInPrefix() {
    assertNull(Punycode.decode("xn--cåt-n3h"))
  }

  @Test fun nonBasicCodePointInInsertionCoding() {
    assertNull(Punycode.decode("xn--cat-ñ3h"))
  }

  @Test fun unterminatedCodePoint() {
    assertNull(Punycode.decode("xn--cat-n"))
  }

  @Test fun overflowI() {
    assertNull(Punycode.decode("xn--99999999"))
  }

        assertNotNull(queue);
        assertNull(queue.getId());
        assertNull(queue.getSessionId());
        assertNull(queue.getMethod());
        assertNull(queue.getUrl());
        assertNull(queue.getMetaData());
        assertNull(queue.getEncoding());
        assertNull(queue.getParentUrl());
        assertNull(queue.getDepth());
        assertNull(queue.getLastModified());

        CurlException exception = new CurlException(null);

        assertNull(exception.getMessage());
        assertNull(exception.getCause());
    }

    @Test
    public void testConstructorWithNullMessageAndCause() {
        IOException cause = new IOException("IO error");
        CurlException exception = new CurlException(null, cause);

        assertNull(exception.getMessage());
        assertSame(cause, exception.getCause());

        Object value = new ValueHolder(list);

        assertNull(ReflectionValueExtractor.evaluate("h.value[", value));
        assertNull(ReflectionValueExtractor.evaluate("h.value[]", value));
        assertNull(ReflectionValueExtractor.evaluate("h.value[a]", value));
        assertNull(ReflectionValueExtractor.evaluate("h.value[0", value));
        assertNull(ReflectionValueExtractor.evaluate("h.value[0)", value));

        assertNotNull(result);
        assertNull(result.getId());
        assertNull(result.getSessionId());
        assertNull(result.getRuleId());
        assertNull(result.getUrl());
        assertNull(result.getParentUrl());
        assertEquals(Constants.OK_STATUS, result.getStatus());
        assertNull(result.getHttpStatusCode());
        assertNull(result.getMethod());
        assertNull(result.getMimeType());

import org.junit.jupiter.api.Test;

import static org.junit.jupiter.api.Assertions.assertNull;

class RepositoryUtilsTest {

    @Test
    void testToArtifactMethodsReturnNullWhenInputParameterIsNull() {
        assertNull(RepositoryUtils.toArtifact((Dependency) null));
        assertNull(RepositoryUtils.toArtifact((Artifact) null));
        assertNull(RepositoryUtils.toArtifact((org.apache.maven.artifact.Artifact) null));
    }

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

  @CollectionSize.Require(ZERO)
  public void testEmptySetNearby() {
    assertNull(navigableSet.lower(e0()));
    assertNull(navigableSet.floor(e0()));
    assertNull(navigableSet.ceiling(e0()));
    assertNull(navigableSet.higher(e0()));
  }

  @CollectionFeature.Require(SUPPORTS_REMOVE)

        TransportException exception = new TransportException();

        // Verify the exception is created and has no message
        assertNotNull(exception);
        assertNull(exception.getMessage());
        assertNull(exception.getCause());

        // Verify it's an instance of CIFSException
        assertTrue(exception instanceof CIFSException);
    }

    @Test

        Smb2LeaseKey key = leaseManager.requestLease(path, requestedState);
        assertNotNull(leaseManager.getLease(key));

        leaseManager.releaseLease(key);

        assertNull(leaseManager.getLease(key));
        assertNull(leaseManager.getLeaseByPath(path));
    }

    @Test
    @DisplayName("Should get lease by path")
    void testGetLeaseByPath() {
        String path = "/share/document.doc";

        assertEquals(expectedStatus, ex.getNtStatus(), "status should map based on code");
        assertNull(ex.getCause(), "cause must be null for int constructor");
        assertNull(ex.getRootCause(), "rootCause must be null for int constructor");
    }

    /**
     * Validate message-only constructor with both null and empty messages.
     */