return defaultSettings;
    }

    private List<Tuple<String, Object>> defaultArraySettings() {
        final List<Tuple<String, Object>> tuples = new ArrayList<>();
        tuples.add(new Tuple<>(DefaultKeys.SUPPORTED_FIELDS, "content"));
        return tuples;
    }

    /**
     * Loads the index settings from a resource file.

        TestRule rule2 = new TestRule("rule2", false);
        TestRule rule3 = new TestRule("rule3", true);

        ruleManager.addRule(rule1);
        ruleManager.addRule(rule2);
        ruleManager.addRule(rule3);

        assertTrue(ruleManager.hasRule(rule1));
        assertTrue(ruleManager.hasRule(rule2));
        assertTrue(ruleManager.hasRule(rule3));
        assertEquals(3, ruleManager.getRuleCount());
    }

        final RegexRule rule3 = new RegexRule();
        rule3.addRule("url", "http:.*");

        assertFalse(ruleManager.hasRule(rule2));
        assertFalse(ruleManager.hasRule(rule3));

        ruleManager.addRule(rule2);

        assertTrue(ruleManager.hasRule(rule2));
        assertFalse(ruleManager.hasRule(rule3));

        ruleManager.addRule(rule3);

        rule2.setMatchResult(true);

        TestAbstractRule rule3 = new TestAbstractRule();
        rule3.crawlerContainer = container;
        rule3.setRuleId("rule3");
        rule3.setMatchResult(false);

        // Register in order
        rule1.register(0);
        rule2.register(1);
        rule3.register(2);

        // Get matching rule

        TestRule rule2 = new TestRule("rule2", sharedProcessor, false);
        TestRule rule3 = new TestRule("rule3", sharedProcessor, true);

        // Same processor instance
        assertSame(sharedProcessor, rule1.getResponseProcessor());
        assertSame(sharedProcessor, rule2.getResponseProcessor());
        assertSame(sharedProcessor, rule3.getResponseProcessor());

        // Different rule IDs