{$CLEO .s} {$INCLUDE_ONCE ../cleo_tester.inc} script_name "0A9A" // open_file test("0A9A (open_file)", tests) terminate_this_custom_script function tests it("should fail on a non-existing file", test1) it("should open existing file", test2) return function test1 0@ = open_file "cleo\\not_a_file.txt" {mode} "r" // tested opcode assert_result_false() end function test2 if 0@ = open_file "cleo\\.cleo.log" {mode} "r" // tested opcode then assert(true) close_file 0@ else assert(false) end end end