'use strict'; // This tests that the errors thrown from fs.close and fs.closeSync // include the desired properties const common = require('../common'); const assert = require('assert'); const fs = require('fs'); ['', false, null, undefined, {}, []].forEach((input) => { const errObj = { code: 'ERR_INVALID_ARG_TYPE', name: 'TypeError', message: 'The "fd" argument must be of type number.' + common.invalidArgTypeHelper(input) }; assert.throws(() => fs.close(input), errObj); assert.throws(() => fs.closeSync(input), errObj); }); { // Test error when cb is not a function const fd = fs.openSync(__filename, 'r'); const errObj = { code: 'ERR_INVALID_CALLBACK', name: 'TypeError' }; ['', false, null, {}, []].forEach((input) => { assert.throws(() => fs.close(fd, input), errObj); }); fs.closeSync(fd); }