Examples/test-suite/lua/cpp11_rvalue_reference_move_runme.lua - master - niceSOFT/swig

Examples/test-suite/lua/cpp11_rvalue_reference_move_runme.lua
55 строк3 KB
Erez Geva
Improve Lua test syntax (#3463)
02 июн 2026, 01:23
02 июн 2026, 01:23d483ae4
require("cpp11_rvalue_reference_move")
catch_undef_globs() -- catch "undefined" global variables

-- Function containing rvalue reference parameter
cpp11_rvalue_reference_move.Counter.reset_counts()
mo = cpp11_rvalue_reference_move.MovableCopyable(222)
cpp11_rvalue_reference_move.Counter.check_counts(1, 0, 0, 0, 0, 0)
cpp11_rvalue_reference_move.MovableCopyable.movein(mo)
cpp11_rvalue_reference_move.Counter.check_counts(1, 0, 0, 1, 0, 2)
assert(cpp11_rvalue_reference_move.MovableCopyable_is_nullptr(mo), "is_nullptr failed")
mo = nil
cpp11_rvalue_reference_move.Counter.check_counts(1, 0, 0, 1, 0, 2)

-- Move constructor test
cpp11_rvalue_reference_move.Counter.reset_counts()
mo = cpp11_rvalue_reference_move.MovableCopyable(222)
cpp11_rvalue_reference_move.Counter.check_counts(1, 0, 0, 0, 0, 0)
mo_moved = cpp11_rvalue_reference_move.MovableCopyable(mo)
cpp11_rvalue_reference_move.Counter.check_counts(1, 0, 0, 1, 0, 1)
assert(cpp11_rvalue_reference_move.MovableCopyable_is_nullptr(mo), "is_nullptr failed")
mo = nil
cpp11_rvalue_reference_move.Counter.check_counts(1, 0, 0, 1, 0, 1)
mo_moved = nil
collectgarbage() -- gc nudge needed here
cpp11_rvalue_reference_move.Counter.check_counts(1, 0, 0, 1, 0, 2)

-- Move assignment operator test
cpp11_rvalue_reference_move.Counter.reset_counts()
mo111 = cpp11_rvalue_reference_move.MovableCopyable(111)
mo222 = cpp11_rvalue_reference_move.MovableCopyable(222)
cpp11_rvalue_reference_move.Counter.check_counts(2, 0, 0, 0, 0, 0)
mo111:MoveAssign(mo222)
cpp11_rvalue_reference_move.Counter.check_counts(2, 0, 0, 0, 1, 1)
assert(cpp11_rvalue_reference_move.MovableCopyable_is_nullptr(mo222), "is_nullptr failed")
mo222 = nil
cpp11_rvalue_reference_move.Counter.check_counts(2, 0, 0, 0, 1, 1)
mo111 = nil
collectgarbage() -- gc nudge needed here
cpp11_rvalue_reference_move.Counter.check_counts(2, 0, 0, 0, 1, 2)

-- null check
cpp11_rvalue_reference_move.Counter.reset_counts()
s, msg = pcall(function() cpp11_rvalue_reference_move.MovableCopyable.movein(nil) end)
assert(not s and msg:find("Error in MovableCopyable::movein (arg 1), expected 'MovableCopyable &&' got 'nil'", 1, true))
cpp11_rvalue_reference_move.Counter.check_counts(0, 0, 0, 0, 0, 0)

-- output
cpp11_rvalue_reference_move.Counter.reset_counts()
mc = cpp11_rvalue_reference_move.MovableCopyable.moveout(1234)
cpp11_rvalue_reference_move.Counter.check_counts(2, 0, 0, 0, 1, 1)
cpp11_rvalue_reference_move.MovableCopyable.check_numbers_match(mc, 1234)

s, msg = pcall(function() cpp11_rvalue_reference_move.MovableCopyable.movein(mc) end)
assert(not s and msg:find("Cannot release ownership as memory is not owned", 1, true))
cpp11_rvalue_reference_move.Counter.check_counts(2, 0, 0, 0, 1, 1)