final Path result =
                indexExportJob.buildFilePath(tempDir.toString(), "file:///data/100%/report.txt", new HtmlIndexExportFormatter());
        assertNotNull(result);
        // Bare percent is invalid in URI syntax, so this should fall back to _invalid/hash path
        assertTrue(result.toString().startsWith(tempDir.toString() + "/_invalid/"));
        assertTrue(result.toString().endsWith(".html"));
    }