},
		// Test case 5 object has many trailing separators.
		{
			path:   "/bucket/object/1///",
			bucket: "bucket",
			object: "object/1///",
		},
		// Test case 6 object has only trailing separators.
		{
			path:   "/bucket/object///////",
			bucket: "bucket",
			object: "object///////",
		},
		// Test case 7 object has preceding separators.
		{
			path:   "/bucket////object////",

        assertTrue(result.contains("role1role2"));
        assertTrue(result.contains("field1field2"));
        assertTrue(result.contains("exclude1exclude2"));

        // Count separators
        long separatorCount = result.chars().filter(ch -> ch == '\n').count();
        assertEquals(4, separatorCount);
    }

    public void test_getCacheKey_nullParameters() {
        String seed = "test_seed";

   * interpretation of a limited number of contiguously following characters.
   *
   * @since 8.0
   */
  public static final byte ESC = 27;

  /**
   * File Separator: These four information separators may be used within data in optional fashion,
   * except that their hierarchical relationship shall be: FS is the most inclusive, then GS, then

        assertEquals(17, JvmUtil.getJavaVersion());

        // Test with underscore separators in old format
        System.setProperty("java.version", "1.8.0_301");
        assertEquals(8, JvmUtil.getJavaVersion());
    }

    public void test_getJavaVersion_variousFormats() {
        // Test different separator combinations
        System.setProperty("java.version", "11.0.15.1");

    testEncoding(encoding, decoded, encoded);

    // test separators work
    for (int sepLength = 3; sepLength <= 5; sepLength++) {
      for (String separator : ImmutableList.of(",", "\n", ";;", "")) {
        testEncoding(
            encoding.withSeparator(separator, sepLength),
            decoded,
            Joiner.on(separator).join(Splitter.fixedLength(sepLength).split(encoded)));
      }
    }
  }

    testEncoding(encoding, decoded, encoded);

    // test separators work
    for (int sepLength = 3; sepLength <= 5; sepLength++) {
      for (String separator : ImmutableList.of(",", "\n", ";;", "")) {
        testEncoding(
            encoding.withSeparator(separator, sepLength),
            decoded,
            Joiner.on(separator).join(Splitter.fixedLength(sepLength).split(encoded)));
      }
    }
  }

    }

    /**
     * Test writeString method indirectly through writeBytesWireFormat
     */
    @Test
    @DisplayName("Test writeString handles path separators correctly")
    public void testWriteStringWithPathSeparators() {
        // Given
        String oldFileName = "folder\\oldFile.txt";
        String newFileName = "folder\\newFile.txt";

func isSeparator(r rune) bool {
	// ASCII alphanumerics and underscore are not separators
	if r <= 0x7F {
		switch {
		case '0' <= r && r <= '9':
			return false
		case 'a' <= r && r <= 'z':
			return false
		case 'A' <= r && r <= 'Z':
			return false
		case r == '_':
			return false
		}
		return true
	}
	// Letters and digits are not separators
	if unicode.IsLetter(r) || unicode.IsDigit(r) {
		return false

 * lookups.
 *
 * <p>During construction, names are normalized in two ways:
 *
 * <ol>
 *   <li>ASCII uppercase characters are converted to lowercase.
 *   <li>Unicode dot separators other than the ASCII period ({@code '.'}) are converted to the ASCII
 *       period.
 * </ol>
 *
 * <p>The normalized values will be returned from {@link #toString()} and {@link #parts()}, and will

    public void test_FilePurgeVisitor_getDocId() throws IOException {
        // Test the getDocId logic without creating actual FilePurgeVisitor
        // The logic converts path to doc ID by removing path separators
        String pathStr = "_1/_2/docid123";
        String expectedDocId = "_1_2docid123";
        String actualDocId = pathStr.replace("/", "").replace("\\", "");
        assertEquals(expectedDocId, actualDocId);
    }