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nodejs/test/sequential/test-stream2-fs.js
Fedor Indutny 0e19476595 test: split test in parallel/sequential
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
PR-URL: https://github.com/iojs/io.js/pull/172
Fix: iojs/io.js#139
2014-12-17 20:45:02 +07:00

73 lines
2.1 KiB
JavaScript

// 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.js');
var R = require('_stream_readable');
var assert = require('assert');
var fs = require('fs');
var FSReadable = fs.ReadStream;
var path = require('path');
var file = path.resolve(common.fixturesDir, 'x1024.txt');
var size = fs.statSync(file).size;
var expectLengths = [1024];
var util = require('util');
var Stream = require('stream');
util.inherits(TestWriter, Stream);
function TestWriter() {
Stream.apply(this);
this.buffer = [];
this.length = 0;
}
TestWriter.prototype.write = function(c) {
this.buffer.push(c.toString());
this.length += c.length;
return true;
};
TestWriter.prototype.end = function(c) {
if (c) this.buffer.push(c.toString());
this.emit('results', this.buffer);
}
var r = new FSReadable(file);
var w = new TestWriter();
w.on('results', function(res) {
console.error(res, w.length);
assert.equal(w.length, size);
var l = 0;
assert.deepEqual(res.map(function (c) {
return c.length;
}), expectLengths);
console.log('ok');
});
r.pipe(w);