assertEquals("/test.log", AdminLogAction.sanitizeFilename("////test.log"));
        assertEquals("a/b/c.log", AdminLogAction.sanitizeFilename("a//b///c.log"));
    }

    @Test
    public void test_sanitizeFilename_windowsPathSeparators() {
        // Windows path separators are normalized to forward slashes
        assertEquals("test/file.log", AdminLogAction.sanitizeFilename("test\\file.log"));