Template:TestingTemplate

{{TestingTemplate|Ranch}}

frame.args = {
--[display] = ,
--[name] = ,
--[size] = ,
}
frame:getParent().args = {
--[1] = Ranch,
}
nextParameter = Ranch
now name = Ranch

Finally...
name = Ranch
iconSize = none
needsPlural = nil

---

{{TestingTemplate|name=Ranch|large}}

frame.args = {
--[display] = ,
--[name] = Ranch,
--[size] = ,
}
frame:getParent().args = {
--[1] = large,
--[name] = Ranch,
}
nextParameter = large
checking VALID_SIZE[nextParameter] = true
now iconSize = large

Finally...
name = Ranch
iconSize = large
needsPlural = nil