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75 lines
2.2 KiB
75 lines
2.2 KiB
var md5 = require('./md5.js');
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var assert = require('assert');
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describe('md5', function () {
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it('should throw an error for an undefined value', function() {
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assert.throws(function() {
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md5(undefined);
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});
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});
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it('should allow the hashing of the string `undefined`', function() {
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assert.equal('5e543256c480ac577d30f76f9120eb74', md5('undefined'));
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});
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it('should throw an error for `null`', function() {
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assert.throws(function() {
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md5(null);
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});
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});
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it('should return the expected MD5 hash for "message"', function() {
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assert.equal('78e731027d8fd50ed642340b7c9a63b3', md5('message'));
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});
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it('should not return the same hash for random numbers twice', function() {
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var msg1 = Math.floor((Math.random() * 100000) + 1) + (new Date).getTime();
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var msg2 = Math.floor((Math.random() * 100000) + 1) + (new Date).getTime();
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if (msg1 !== msg2) {
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assert.notEqual(md5(msg1), md5(msg2));
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} else {
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assert.equal(md5(msg1), md5(msg1));
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}
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});
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it('should support Node.js Buffers', function() {
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var buffer = new Buffer('message áßäöü', 'utf8');
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assert.equal(md5(buffer), md5('message áßäöü'));
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})
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it('should be able to use a binary encoded string', function() {
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var hash1 = md5('abc', { asString: true });
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var hash2 = md5(hash1 + 'a', { asString: true, encoding : 'binary' });
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var hash3 = md5(hash1 + 'a', { encoding : 'binary' });
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assert.equal(hash3, '131f0ac52813044f5110e4aec638c169');
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});
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it('should support Uint8Array', function() {
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// Polyfills
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if (!Array.from) {
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Array.from = function(src, fn) {
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var result = new Array(src.length);
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for (var i = 0; i < src.length; ++i)
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result[i] = fn(src[i]);
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return result;
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};
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}
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if (!Uint8Array.from) {
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Uint8Array.from = function(src) {
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var result = new Uint8Array(src.length);
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for (var i = 0; i < src.length; ++i)
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result[i] = src[i];
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return result;
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};
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}
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var message = 'foobarbaz';
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var u8arr = Uint8Array.from(
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Array.from(message, function(c) { return c.charCodeAt(0); }));
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var u8aHash = md5(u8arr);
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assert.equal(u8aHash, md5(message));
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});
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});
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