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If the destination had multiply read streams piped to it, they would all decrease the awaitDrain state and thereby start the flowv0.9.5-release
Andreas Madsen
12 years ago
committed by
isaacs
2 changed files with 85 additions and 8 deletions
@ -0,0 +1,76 @@ |
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// Copyright Joyent, Inc. and other Node contributors.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to permit
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// persons to whom the Software is furnished to do so, subject to the
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// following conditions:
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//
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// The above copyright notice and this permission notice shall be included
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// in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
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// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
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// USE OR OTHER DEALINGS IN THE SOFTWARE.
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var common = require('../common.js'); |
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var assert = require('assert'); |
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var stream = require('stream'); |
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var crypto = require('crypto'); |
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var util = require('util'); |
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function TestWriter() { |
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stream.Writable.call(this); |
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} |
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util.inherits(TestWriter, stream.Writable); |
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TestWriter.prototype._write = function (buffer, callback) { |
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console.log('write called'); |
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// super slow write stream (callback never called)
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}; |
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var dest = new TestWriter(); |
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function TestReader(id) { |
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stream.Readable.call(this); |
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this.reads = 0; |
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} |
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util.inherits(TestReader, stream.Readable); |
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TestReader.prototype._read = function (size, callback) { |
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this.reads += 1; |
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crypto.randomBytes(size, callback); |
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}; |
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var src1 = new TestReader(); |
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var src2 = new TestReader(); |
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src1.pipe(dest); |
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src1.once('readable', function () { |
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process.nextTick(function () { |
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src2.pipe(dest); |
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src2.once('readable', function () { |
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process.nextTick(function () { |
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src1.unpipe(dest); |
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}); |
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}); |
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}); |
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}); |
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process.on('exit', function () { |
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assert.equal(src1.reads, 2); |
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assert.equal(src2.reads, 2); |
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}); |
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