format(link) == '<classname><apilink class="org.gradle.SomeClass"/>&lt;<apilink class="Type1"/>, <apilink class="Type2"/>&gt;</classname>'
        _ * model.isKnownType('org.gradle.SomeClass') >> true
        _ * model.isKnownType('Type1') >> true
        _ * model.isKnownType('Type2') >> true
    }

    def rendersLinkToApiMethod() {
        def method = method('someMethod', 'org.gradle.SomeClass')

        when:

            return linkElement.getFirstChild();
        }
        return linkElement;
    }

    private Node addType(String className, GenerationListener listener) {
        if (model.isKnownType(className)) {
            Element linkElement = document.createElement("apilink");
            linkElement.setAttribute("class", className);
            return linkElement;
        }

        _ * docModel.isKnownType('org.gradle.ExtensionA1') >> true
        _ * docModel.getClassDoc('org.gradle.ExtensionA2') >> extensionA2
        _ * docModel.isKnownType('org.gradle.ExtensionA2') >> true
        _ * docModel.getClassDoc('org.gradle.ExtensionB') >> extensionB
        _ * docModel.isKnownType('org.gradle.ExtensionB') >> true

        def content = parse('''<section>

    }

    Collection<gradlebuild.docs.dsl.docbook.model.ClassDoc> getClasses() {
        return classes.values().findAll { !it.name.contains('.internal.') }
    }

    boolean isKnownType(String className) {
        return classMetaData.find(className) != null
    }

    gradlebuild.docs.dsl.docbook.model.ClassDoc findClassDoc(String className) {