var totalExceptionRuleBytes = 0

      fileSystem.source(publicSuffixListDotDat).buffer().use { source ->
        while (!source.exhausted()) {
          var rule: ByteString = source.readUtf8LineStrict().toRule() ?: continue

          if (rule.startsWith(EXCEPTION_RULE_MARKER)) {
            rule = rule.substring(1)
            // We use '\n' for end of value.
            totalExceptionRuleBytes += rule.size + 1

    @Override
    public void setUp() throws Exception {
        super.setUp();
        intervalControlHelper = new IntervalControlHelper();
    }

    public void test_noRule() {
        assertEquals(0, intervalControlHelper.getDelay());
    }

    public void test_0000() throws ParseException {
        final IntervalControlHelper intervalControlHelper = createHelper("00:00", 1);