1'use strict'; 2 3require('../common'); 4const assert = require('assert'); 5 6[ 7 'hex', 8 'utf8', 9 'utf-8', 10 'ascii', 11 'latin1', 12 'binary', 13 'base64', 14 'ucs2', 15 'ucs-2', 16 'utf16le', 17 'utf-16le' 18].forEach((enc) => { 19 assert.strictEqual(Buffer.isEncoding(enc), true); 20}); 21 22[ 23 'utf9', 24 'utf-7', 25 'Unicode-FTW', 26 'new gnu gun', 27 false, 28 NaN, 29 {}, 30 Infinity, 31 [], 32 1, 33 0, 34 -1 35].forEach((enc) => { 36 assert.strictEqual(Buffer.isEncoding(enc), false); 37}); 38