| 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 virtual 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) |
