diff options
Diffstat (limited to 'tests/node_compat/test/parallel/test-stream2-read-sync-stack.js')
-rw-r--r-- | tests/node_compat/test/parallel/test-stream2-read-sync-stack.js | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/tests/node_compat/test/parallel/test-stream2-read-sync-stack.js b/tests/node_compat/test/parallel/test-stream2-read-sync-stack.js new file mode 100644 index 000000000..0d291ac08 --- /dev/null +++ b/tests/node_compat/test/parallel/test-stream2-read-sync-stack.js @@ -0,0 +1,53 @@ +// 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'; +const common = require('../common'); +const Readable = require('stream').Readable; + +// This tests synchronous read callbacks and verifies that even if they nest +// heavily the process handles it without an error + +const r = new Readable(); +const N = 256 * 1024; + +let reads = 0; +r._read = function(n) { + const chunk = reads++ === N ? null : Buffer.allocUnsafe(1); + r.push(chunk); +}; + +r.on('readable', function onReadable() { + if (!(r.readableLength % 256)) + console.error('readable', r.readableLength); + r.read(N * 2); +}); + +r.on('end', common.mustCall()); + +r.read(0); |