var common = require('../common'); var assert = require('assert'); var fs = require('fs'); var path = require('path'); if (!common.hasCrypto) { console.log('1..0 # Skipped: missing crypto'); process.exit(); } var crypto = require('crypto'); // Test hashing var a0 = crypto.createHash('sha1').update('Test123').digest('hex'); var a1 = crypto.createHash('md5').update('Test123').digest('binary'); var a2 = crypto.createHash('sha256').update('Test123').digest('base64'); var a3 = crypto.createHash('sha512').update('Test123').digest(); // binary var a4 = crypto.createHash('sha1').update('Test123').digest('buffer'); // stream interface var a5 = crypto.createHash('sha512'); a5.end('Test123'); a5 = a5.read(); var a6 = crypto.createHash('sha512'); a6.write('Te'); a6.write('st'); a6.write('123'); a6.end(); a6 = a6.read(); var a7 = crypto.createHash('sha512'); a7.end(); a7 = a7.read(); var a8 = crypto.createHash('sha512'); a8.write(''); a8.end(); a8 = a8.read(); assert.equal(a0, '8308651804facb7b9af8ffc53a33a22d6a1c8ac2', 'Test SHA1'); assert.equal(a1, 'h\u00ea\u00cb\u0097\u00d8o\fF!\u00fa+\u000e\u0017\u00ca' + '\u00bd\u008c', 'Test MD5 as binary'); assert.equal(a2, '2bX1jws4GYKTlxhloUB09Z66PoJZW+y+hq5R8dnx9l4=', 'Test SHA256 as base64'); assert.deepEqual( a3, new Buffer( '\u00c1(4\u00f1\u0003\u001fd\u0097!O\'\u00d4C/&Qz\u00d4' + '\u0094\u0015l\u00b8\u008dQ+\u00db\u001d\u00c4\u00b5}\u00b2' + '\u00d6\u0092\u00a3\u00df\u00a2i\u00a1\u009b\n\n*\u000f' + '\u00d7\u00d6\u00a2\u00a8\u0085\u00e3<\u0083\u009c\u0093' + '\u00c2\u0006\u00da0\u00a1\u00879(G\u00ed\'', 'binary'), 'Test SHA512 as assumed buffer'); assert.deepEqual(a4, new Buffer('8308651804facb7b9af8ffc53a33a22d6a1c8ac2', 'hex'), 'Test SHA1'); // stream interface should produce the same result. assert.deepEqual(a5, a3, 'stream interface is consistent'); assert.deepEqual(a6, a3, 'stream interface is consistent'); assert.notEqual(a7, undefined, 'no data should return data'); assert.notEqual(a8, undefined, 'empty string should generate data'); // Test multiple updates to same hash var h1 = crypto.createHash('sha1').update('Test123').digest('hex'); var h2 = crypto.createHash('sha1').update('Test').update('123').digest('hex'); assert.equal(h1, h2, 'multipled updates'); // Test hashing for binary files var fn = path.join(common.fixturesDir, 'sample.png'); var sha1Hash = crypto.createHash('sha1'); var fileStream = fs.createReadStream(fn); fileStream.on('data', function(data) { sha1Hash.update(data); }); fileStream.on('close', function() { assert.equal(sha1Hash.digest('hex'), '22723e553129a336ad96e10f6aecdf0f45e4149e', 'Test SHA1 of sample.png'); }); // Issue #2227: unknown digest method should throw an error. assert.throws(function() { crypto.createHash('xyzzy'); });