diff options
Diffstat (limited to 'tests/node_compat/test/parallel/test-stream2-pipe-error-handling.js')
-rw-r--r-- | tests/node_compat/test/parallel/test-stream2-pipe-error-handling.js | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/tests/node_compat/test/parallel/test-stream2-pipe-error-handling.js b/tests/node_compat/test/parallel/test-stream2-pipe-error-handling.js new file mode 100644 index 000000000..ee8b0d656 --- /dev/null +++ b/tests/node_compat/test/parallel/test-stream2-pipe-error-handling.js @@ -0,0 +1,113 @@ +// deno-fmt-ignore-file +// deno-lint-ignore-file + +// Copyright Joyent and Node contributors. All rights reserved. MIT license. +// Taken from Node 18.12.1 +// This file is automatically generated by `tools/node_compat/setup.ts`. Do not modify this file manually. + +// 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. + +'use strict'; +require('../common'); +const assert = require('assert'); +const stream = require('stream'); + +{ + let count = 1000; + + const source = new stream.Readable(); + source._read = function(n) { + n = Math.min(count, n); + count -= n; + source.push(Buffer.allocUnsafe(n)); + }; + + let unpipedDest; + source.unpipe = function(dest) { + unpipedDest = dest; + stream.Readable.prototype.unpipe.call(this, dest); + }; + + const dest = new stream.Writable(); + dest._write = function(chunk, encoding, cb) { + cb(); + }; + + source.pipe(dest); + + let gotErr = null; + dest.on('error', function(err) { + gotErr = err; + }); + + let unpipedSource; + dest.on('unpipe', function(src) { + unpipedSource = src; + }); + + const err = new Error('This stream turned into bacon.'); + dest.emit('error', err); + assert.strictEqual(gotErr, err); + assert.strictEqual(unpipedSource, source); + assert.strictEqual(unpipedDest, dest); +} + +{ + let count = 1000; + + const source = new stream.Readable(); + source._read = function(n) { + n = Math.min(count, n); + count -= n; + source.push(Buffer.allocUnsafe(n)); + }; + + let unpipedDest; + source.unpipe = function(dest) { + unpipedDest = dest; + stream.Readable.prototype.unpipe.call(this, dest); + }; + + const dest = new stream.Writable({ autoDestroy: false }); + dest._write = function(chunk, encoding, cb) { + cb(); + }; + + source.pipe(dest); + + let unpipedSource; + dest.on('unpipe', function(src) { + unpipedSource = src; + }); + + const err = new Error('This stream turned into bacon.'); + + let gotErr = null; + try { + dest.emit('error', err); + } catch (e) { + gotErr = e; + } + assert.strictEqual(gotErr, err); + assert.strictEqual(unpipedSource, source); + assert.strictEqual(unpipedDest, dest); +} |