*/
    @ParameterizedTest
    @DisplayName("name-based filter matches .txt case-insensitively")
    @CsvSource({ "notes.txt,true", "REPORT.TXT,true", "image.png,false", "archive.tar.gz,false", "txt,false" })
    void nameBasedFilterTxt(String name, boolean expected) throws Exception {
        SmbFilenameFilter filter = (dir, n) -> n != null && n.toLowerCase().endsWith(".txt");

        boolean result = filter.accept(mockDir, name);

        FileRenameInformation2 info = new FileRenameInformation2("test.txt", false);
        // 20 bytes fixed + 2 * 8 chars = 20 + 16 = 36
        assertEquals(36, info.size());
    }

    @Test
    @DisplayName("Test size calculation with long filename")
    void testSizeWithLongFilename() {
        String longFileName = "verylongfilename_with_many_characters.txt";

            assertEquals("smb1://server/share/", new SmbFile("smb1://server/share/").getCanonicalPath());
        }

        @Test
        public void testGetUncPath() throws MalformedURLException {
            // Test UNC path conversion
            assertEquals("\\\\server\\share\\file.txt", new SmbFile("smb1://server/share/file.txt").getUncPath());

        Files.createDirectory(specialDir);
        Files.writeString(specialDir.resolve("file with spaces.txt"), "spaces");
        Files.writeString(specialDir.resolve("file-with-dashes.txt"), "dashes");
        Files.writeString(specialDir.resolve("file_with_underscores.txt"), "underscores");
        Files.writeString(specialDir.resolve("file.multiple.dots.txt"), "dots");

        // Empty directory for test_emptyDirectory

  }

  public void testGetFileExtension() {
    assertEquals("txt", Files.getFileExtension(".txt"));
    assertEquals("txt", Files.getFileExtension("blah.txt"));
    assertEquals("txt", Files.getFileExtension("blah..txt"));
    assertEquals("txt", Files.getFileExtension(".blah.txt"));
    assertEquals("txt", Files.getFileExtension("/tmp/blah.txt"));
    assertEquals("gz", Files.getFileExtension("blah.tar.gz"));

        // Test with normal path
        request = new Smb2CreateRequest(mockConfig, "test\\file.txt");
        assertNotNull(request);
        assertEquals("\\test\\file.txt", request.getPath());

        // Test with leading backslash
        request = new Smb2CreateRequest(mockConfig, "\\test\\file2.txt");
        assertEquals("\\test\\file2.txt", request.getPath());

        // Test with empty path

            assertEquals("gcs://fess/dir1/dir2/file3.txt", responseData.getUrl());
            assertEquals("application/octet-stream", responseData.getMimeType());
            assertNull(responseData.getResponseBody());
            assertNull(responseData.getMetaDataMap().get("label"));
        }
        try (final ResponseData responseData = gcsClient.doHead("gcs://fess/dir3/file4.txt")) {

        entry.updateChild("file1.txt", 1024L, 1000L, false, 0x20, 500L, 800L);
        entry.markComplete();

        // Test FILE_REMOVED
        directoryLeaseManager.handleDirectoryChange(directoryPath, "file1.txt", DirectoryChangeNotifier.DirectoryChangeType.FILE_REMOVED);
        assertFalse(entry.hasChild("file1.txt"));

        // Test FILE_MODIFIED
        entry.updateChild("file2.txt", 2048L, 2000L, false, 0x20, 600L, 900L);

	}{{
		// The writer test file was produced with this command:
		// tar (GNU tar) 1.26
		//   ln -s small.txt link.txt
		//   tar -b 1 --format=ustar -c -f writer.tar small.txt small2.txt link.txt
		file: "testdata/writer.tar",
		tests: []testFnc{
			testHeader{Header{
				Typeflag: TypeReg,
				Name:     "small.txt",
				Size:     5,
				Mode:     0640,
				Uid:      73025,
				Gid:      5000,
				Uname:    "dsymonds",

import java.util.regex.Pattern;

import org.codelibs.core.lang.StringUtil;

/**
 * Represents a robots.txt file parser and handler.
 * This class manages the rules defined in a robots.txt file, including user agent directives,
 * allowed/disallowed paths, crawl delays, and sitemap URLs.
 *
 * <p>The robots.txt protocol is implemented according to the standard specification,