when:
        def actual = UserGuideTransformTask.normalise(content)

        then:
        actual == "test    test    test"
    }

    def usesUnixLineEndings() {
        given:
        String content = "test\r\ntest\r\ntest"
        when:
        def actual = UserGuideTransformTask.normalise(content)

        then:
        actual == "test\ntest\ntest"
    }

        doc.documentElement.depthFirst().findAll { it.name() == 'programlisting' || it.name() == 'screen' }.each {Element element ->
            element.setTextContent(normalise(element.getTextContent()))
        }
    }

    static String normalise(String content) {
        content.replace('\t', '    ').stripIndent().replace('\r\n', '\n')
    }

    def transformApiLinks(Document doc) {