"filePermissions"    | "filePermissions { unix(\"0600\") }"              | "filePermissions { unix(\"0644\") }"
        "filteringCharset"   | "filteringCharset = 'iso8859-1'"                  | "filteringCharset = 'utf-8'"
    }

    def "null action is forbidden for #method"() {
        given:
        buildScript """
            task copy(type: Copy) {