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