program-module.simple

/**
 * @file        program-module.simple
 *              Test subtle details about program modules scopes
 * @author      Wes Garland, wes@distributive.network
 * @date        July 2023
 */
'use strict';

var failures = 0;

function check(message, testResult)
{
  const facility = testResult ? 'log' : 'error';

  console[facility](message + ':', testResult ? 'PASS' : 'FAIL');
  if (!testResult)
    failures++;    
}
  
check('require.main is an object',              typeof require.main === 'object');
check('require.main is the current module',     require.main === module);
check('require is the global require',          require === globalThis.require);
check('exports is the global exports',          exports === globalThis.exports);
check('module is the global module',            module  === globalThis.module);

// eslint-disable-next-line no-global-assign
module = {};
check('free module symbol is global symbol',    module  === globalThis.module);
check('arguments.length is ' + arguments.length, ...arguments);

if (failures)
  console.log(`${failures} sub-tests failing`);
else
  console.log('all sub-tests pass', typeof failures);

python.exit(failures);