Current File : //proc/self/root/usr/src/node-v0.10.4/test/simple/test-crypto-stream.js
// Copyright Joyent, Inc. and other Node contributors.
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to permit
// persons to whom the Software is furnished to do so, subject to the
// following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
// USE OR OTHER DEALINGS IN THE SOFTWARE.
var common = require('../common');
var assert = require('assert');
var stream = require('stream');
var util = require('util');
try {
var crypto = require('crypto');
} catch (e) {
console.log('Not compiled with OPENSSL support.');
process.exit();
}
// Small stream to buffer converter
function Stream2buffer(callback) {
stream.Writable.call(this);
this._buffers = [];
this.once('finish', function () {
callback(null, Buffer.concat(this._buffers));
});
}
util.inherits(Stream2buffer, stream.Writable);
Stream2buffer.prototype._write = function (data, encodeing, done) {
this._buffers.push(data);
return done(null);
};
// Create an md5 hash of "Hallo world"
var hasher1 = crypto.createHash('md5');
hasher1.pipe(new Stream2buffer(common.mustCall(function end(err, hash) {
assert.equal(err, null);
assert.equal(hash.toString('hex'), '06460dadb35d3d503047ce750ceb2d07');
})));
hasher1.end('Hallo world');
// Simpler check for unpipe, setEncoding, pause and resume
crypto.createHash('md5').unpipe({});
crypto.createHash('md5').setEncoding('utf8');
crypto.createHash('md5').pause();
crypto.createHash('md5').resume();
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