mirror of https://github.com/lukechilds/node.git
isaacs
12 years ago
2 changed files with 113 additions and 0 deletions
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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'); |
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var assert = require('assert'); |
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var stream = require('stream'); |
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(function testErrorListenerCatches() { |
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var count = 1000; |
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var source = new stream.Readable(); |
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source._read = function(n, cb) { |
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n = Math.min(count, n); |
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count -= n; |
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cb(null, new Buffer(n)); |
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}; |
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var unpipedDest; |
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source.unpipe = function(dest) { |
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unpipedDest = dest; |
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stream.Readable.prototype.unpipe.call(this, dest); |
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}; |
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var dest = new stream.Writable(); |
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dest._write = function(chunk, cb) { |
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cb(); |
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}; |
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source.pipe(dest); |
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var gotErr = null; |
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dest.on('error', function(err) { |
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gotErr = err; |
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}); |
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var unpipedSource; |
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dest.on('unpipe', function(src) { |
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unpipedSource = src; |
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}); |
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var err = new Error('This stream turned into bacon.'); |
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dest.emit('error', err); |
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assert.strictEqual(gotErr, err); |
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assert.strictEqual(unpipedSource, source); |
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assert.strictEqual(unpipedDest, dest); |
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})(); |
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(function testErrorWithoutListenerThrows() { |
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var count = 1000; |
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var source = new stream.Readable(); |
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source._read = function(n, cb) { |
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n = Math.min(count, n); |
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count -= n; |
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cb(null, new Buffer(n)); |
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}; |
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var unpipedDest; |
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source.unpipe = function(dest) { |
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unpipedDest = dest; |
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stream.Readable.prototype.unpipe.call(this, dest); |
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}; |
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var dest = new stream.Writable(); |
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dest._write = function(chunk, cb) { |
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cb(); |
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}; |
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source.pipe(dest); |
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var unpipedSource; |
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dest.on('unpipe', function(src) { |
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unpipedSource = src; |
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}); |
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var err = new Error('This stream turned into bacon.'); |
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var gotErr = null; |
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try { |
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dest.emit('error', err); |
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} catch (e) { |
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gotErr = e; |
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} |
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assert.strictEqual(gotErr, err); |
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assert.strictEqual(unpipedSource, source); |
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assert.strictEqual(unpipedDest, dest); |
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})(); |
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