builder.build(doc)
            return doc
        }

        then:
        doc.classProperties.size() == 5
        doc.classProperties[0].name == 'a'
        doc.classProperties[1].name == 'b'
        doc.classProperties[2].name == 'c'
        doc.classProperties[3].name == 'd'
        doc.classProperties[4].name == 'e'

        _ * classMetaData.findProperty('b') >> propertyB

        summarySection.appendChild(title);
        title.appendChild(document.createTextNode("Properties"));

        Collection<PropertyDoc> classProperties = classDoc.getClassProperties();
        if (!classProperties.isEmpty()) {

            Element table = document.createElement("table");
            summarySection.appendChild(table);

            title = document.createElement("title");

    }

    @Override
    String getReplacement() {
        return classMetaData.replacement
    }

    Collection<PropertyDoc> getClassProperties() { return classProperties }

    void addClassProperty(PropertyDoc propertyDoc) {
        classProperties.add(propertyDoc.forClass(this))
    }

    Collection<MethodDoc> getClassMethods() { return classMethods }

    void addClassMethod(MethodDoc methodDoc) {

            new ClassDocMethodsBuilder(javadocConverter, Mock(GenerationListener)).build(doc)
            doc
        }

        then:
        doc.classProperties.size() == 2
        doc.classProperties[0].name == 'block'
        doc.classProperties[1].name == 'listBlock'

        doc.classMethods.size() == 3

        doc.classBlocks.size() == 2
        doc.classBlocks[0].name == 'block'

        return extensionClasses
    }

    List<PropertyDoc> getExtensionProperties() {
        List<PropertyDoc> properties = []
        mixinClasses.each { mixin ->
            mixin.classProperties.each { prop ->
                properties << prop.forClass(targetClass)
            }
        }
        extraProperties.each { prop ->
            properties << prop.forClass(targetClass)
        }