// Test Case 1: if-none-match (create only if doesn't exist)
		// With if-none-match: *, this should only succeed if object doesn't exist.
		// Since read quorum fails, we can't determine if object exists.
		opts := ObjectOptions{
			UserDefined: map[string]string{
				xhttp.IfNoneMatch: "*",
			},
			CheckPrecondFn: func(oi ObjectInfo) bool {
				// Precondition fails if object exists (ETag is not empty)
				return oi.ETag != ""
			},

    }

    /**
     * Sets whether a next page exists.
     *
     * @param existNextPage true if a next page exists
     */
    public void setExistNextPage(final boolean existNextPage) {
        this.existNextPage = existNextPage;
    }

    /**
     * Sets whether a previous page exists.
     *
     * @param existPrevPage true if a previous page exists
     */

        updateCheckManager.touch(a, remoteRepository, null);

        assertFalse(updateCheckManager.isUpdateRequired(a, remoteRepository));

        assertFalse(file.exists(), "Expected " + file + ".exists() to return false");
        assertNotNull(
                updateCheckManager.readLastUpdated(touchFile, updateCheckManager.getRepositoryKey(remoteRepository)));
    }

    @Test

    /** There are currently no logon servers available to service the logon request */
    int NT_STATUS_NO_LOGON_SERVERS = 0xC000005e;
    /** The specified user already exists */
    int NT_STATUS_USER_EXISTS = 0xC0000063;
    /** The specified user does not exist */
    int NT_STATUS_NO_SUCH_USER = 0xC0000064;
    /** The specified network password is not correct */
    int NT_STATUS_WRONG_PASSWORD = 0xC000006a;

        File file = new File(dir, filename);

        if (shouldExist) {
            assertTrue(file.exists(), "Expected " + file + ".exists() to return true");
        } else {
            assertFalse(file.exists(), "Expected " + file + ".exists() to return false");
        }
    }

                return "http://example.com/test";
            }
        };

        File tempFile = ResponseDataUtil.createResponseBodyFile(responseData);

        assertNotNull(tempFile);
        assertTrue(tempFile.exists());

        // Read and verify content
        try (FileInputStream fis = new FileInputStream(tempFile)) {
            byte[] buffer = new byte[1024];
            int bytesRead = fis.read(buffer);

                        boolean exists = parentCache.hasChild(smbFile.getName());
                        log.debug("Using cached existence check for: {}", smbFile.getPath());
                        return exists;
                    }
                }
            }

            // Fall back to regular existence check
            return smbFile.exists();
        } catch (CIFSException e) {

  }

  public void testTouch() throws IOException {
    File temp = createTempFile();
    assertTrue(temp.exists());
    assertTrue(temp.delete());
    assertFalse(temp.exists());
    Files.touch(temp);
    assertTrue(temp.exists());
    Files.touch(temp);
    assertTrue(temp.exists());

    assertThrows(
        IOException.class,
        () ->
            Files.touch(

            // Expected - file no longer exists
        }
    }

    @Test
    public void testFileBasedCacheCloseNonExistentFile() {
        tempFile = new File(Curl.tmpDir, "non-existent-file.tmp");
        assertFalse(tempFile.exists());

        ContentCache cache = new ContentCache(tempFile);

        // Should throw IOException when file doesn't exist
        try {
            cache.close();

		// the directory.
		bindDN, err := l.LDAP.LookupUsername(conn, username)
		if err != nil {
			if strings.Contains(err.Error(), "User DN not found for") {
				return nil, nil
			}
			return nil, fmt.Errorf("Unable to find user DN: %w", err)
		}
		return bindDN, nil
	}

	// Since the username parses as a valid DN, check that it exists and is