-- Some super function to test
function my_super_function( arg1, arg2 ) return arg1 + arg2 end

function plus (a, b) return a+b end

function minus (a, b) return a-b end

function times (a, b) return a*b end

local function main()
  print("hello world!")
  -- LuaUnit:run()
end
main()

luaunit = require('luaunit')

function test_plus()
  expected = 5
  actual = plus(2,3)
  assertEquals(expected, actual, "test_plus")
end

os.exit(luaunit.LuaUnit.run(),close)

<terminated> <abnormal exit code:-1073741571> LuaTest01_main_Test [Lua Application] C:\Program Files\Java\jdk-13.0.1\bin\java (Jan 8, 2021, 4:46:35)