module main import os import term //////////////////////////////////////////////////////////////////// /// This file will get compiled as part of the main program, /// for a _test.v file. /// The methods defined here are called back by the test program's /// assert statements, on each success/fail. The goal is to make /// customizing the look & feel of the assertions results easier, /// since it is done in normal V code, instead of in embedded C ... //////////////////////////////////////////////////////////////////// fn cb_assertion_failed(filename string, line int, sourceline string, funcname string){ color_on := term.can_show_color_on_stderr() use_relative_paths := match os.getenv('VERROR_PATHS') { 'absolute' { false } else { true } } final_filename := if use_relative_paths { filename } else { os.realpath( filename ) } final_funcname := funcname.replace('main__','') mut fail_message := 'FAILED assertion' if color_on { fail_message = term.bold(term.red(fail_message)) } eprintln('$final_filename:$line: $fail_message') eprintln('Function: $final_funcname') eprintln('Source : $sourceline') } fn cb_assertion_ok(filename string, line int, sourceline string, funcname string){ //do nothing for now on an OK assertion //println('OK ${line:5d}|$sourceline ') }