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require("import") -- the import fn
import("enum_scope_template") -- import lib
est=enum_scope_template
-- catch "undefined" global variables
local env = _ENV -- Lua 5.2
if not env then env = getfenv () end -- Lua 5.1
setmetatable(env, {__index=function (t,i) error("undefined global variable `"..i.."'",2) end})
assert(est.TreeInt.Oak ~= nil)
assert(est.TreeInt_Oak ~= nil)
assert(est.TreeInt.Cedar ~= nil)
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