'use strict';
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var assert = require('assert');
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var crypto = require('crypto');
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var hash = require('../index');
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var validSha1 = /^[0-9a-f]{40}$/i;
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var validBase64 = /^([A-Za-z0-9+\/]{4})*([A-Za-z0-9+\/==]{4})$/;
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describe('hash() without crypto.getHashes', function() {
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var getHashes_;
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beforeEach(function() {
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getHashes_ = crypto.getHashes;
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delete crypto.getHashes;
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});
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afterEach(function() {
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crypto.getHashes = getHashes_;
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});
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it('should work fine for SHA1', function() {
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assert.ok(validSha1.test(hash(42)), 'hash some value');
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assert.ok(validSha1.test(hash(NaN)), 'hash some value');
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});
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});
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describe('hash() without Duplex streams', function() {
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var createHash_;
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beforeEach(function() {
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createHash_ = crypto.createHash;
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crypto.createHash = function(algorithm) {
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var strm = createHash_(algorithm);
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return {
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update: strm.write.bind(strm),
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digest: strm.digest.bind(strm)
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};
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};
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});
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afterEach(function() {
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crypto.createHash = createHash_;
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});
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it('should work fine for SHA1 without .write()/.read()', function() {
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assert.ok(validSha1.test(hash(42)), 'hash some value');
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assert.ok(validSha1.test(hash(NaN)), 'hash some value');
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});
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it('should work fine for SHA1 without .write()/.read() with base64', function() {
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assert.ok(validBase64.test(hash(42, {encoding: 'base64'})), 'hash some value');
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assert.ok(validBase64.test(hash(NaN, {encoding: 'base64'})), 'hash some value');
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});
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if (typeof Buffer !== 'undefined') {
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it('should work fine for SHA1 without .write()/.read() with buffer', function() {
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assert.ok(Buffer.isBuffer(hash(42, {encoding: 'buffer'})), 'hash some value');
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assert.ok(Buffer.isBuffer(hash(NaN, {encoding: 'buffer'})), 'hash some value');
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});
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}
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});
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