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b3f91f15b2
This reverts 6c5b31bd which had too few use cases, too much complexity,
and can be handled in user-land by using `{end: false}`.
Closes #1996
96 lines
2.4 KiB
JavaScript
96 lines
2.4 KiB
JavaScript
// 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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// This test asserts that Stream.prototype.pipe does not leave listeners
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// hanging on the source or dest.
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var stream = require('stream');
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var assert = require('assert');
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var util = require('util');
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function Writable() {
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this.writable = true;
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this.endCalls = 0;
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stream.Stream.call(this);
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}
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util.inherits(Writable, stream.Stream);
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Writable.prototype.end = function() {
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this.endCalls++;
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};
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Writable.prototype.destroy = function() {
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this.endCalls++;
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};
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function Readable() {
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this.readable = true;
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stream.Stream.call(this);
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}
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util.inherits(Readable, stream.Stream);
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var i = 0;
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var limit = 100;
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var w = new Writable();
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console.error = function(text) {
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throw new Error(text);
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};
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var r;
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for (i = 0; i < limit; i++) {
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r = new Readable();
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r.pipe(w);
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r.emit('end');
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}
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assert.equal(0, r.listeners('end').length);
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assert.equal(limit, w.endCalls);
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w.endCalls = 0;
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for (i = 0; i < limit; i++) {
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r = new Readable();
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r.pipe(w);
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r.emit('close');
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}
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assert.equal(0, r.listeners('close').length);
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assert.equal(limit, w.endCalls);
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w.endCalls = 0;
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r = new Readable();
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for (i = 0; i < limit; i++) {
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w = new Writable();
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r.pipe(w);
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w.emit('end');
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}
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assert.equal(0, w.listeners('end').length);
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for (i = 0; i < limit; i++) {
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w = new Writable();
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r.pipe(w);
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w.emit('close');
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}
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assert.equal(0, w.listeners('close').length);
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