20 lines
543 B
Lua
20 lines
543 B
Lua
require("import") -- the import fn
|
|
import("abstract_access") -- import code
|
|
|
|
-- 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})
|
|
|
|
-- trying to instantiate pure virual classes
|
|
-- should fail
|
|
assert(pcall(abstract_access.A)==false)
|
|
assert(pcall(abstract_access.B)==false)
|
|
assert(pcall(abstract_access.C)==false)
|
|
|
|
-- instantiate object
|
|
d=abstract_access.D()
|
|
|
|
--call fn
|
|
assert(d:do_x()==1)
|