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Diffstat (limited to 'cli/tests/node_compat/test/parallel/test-stream3-pause-then-read.js')
-rw-r--r--cli/tests/node_compat/test/parallel/test-stream3-pause-then-read.js177
1 files changed, 0 insertions, 177 deletions
diff --git a/cli/tests/node_compat/test/parallel/test-stream3-pause-then-read.js b/cli/tests/node_compat/test/parallel/test-stream3-pause-then-read.js
deleted file mode 100644
index f840672ce..000000000
--- a/cli/tests/node_compat/test/parallel/test-stream3-pause-then-read.js
+++ /dev/null
@@ -1,177 +0,0 @@
-// 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');
-const Readable = stream.Readable;
-const Writable = stream.Writable;
-
-const totalChunks = 100;
-const chunkSize = 99;
-const expectTotalData = totalChunks * chunkSize;
-let expectEndingData = expectTotalData;
-
-const r = new Readable({ highWaterMark: 1000 });
-let chunks = totalChunks;
-r._read = function(n) {
- console.log('_read called', chunks);
- if (!(chunks % 2))
- setImmediate(push);
- else if (!(chunks % 3))
- process.nextTick(push);
- else
- push();
-};
-
-let totalPushed = 0;
-function push() {
- const chunk = chunks-- > 0 ? Buffer.alloc(chunkSize, 'x') : null;
- if (chunk) {
- totalPushed += chunk.length;
- }
- console.log('chunks', chunks);
- r.push(chunk);
-}
-
-read100();
-
-// First we read 100 bytes.
-function read100() {
- readn(100, onData);
-}
-
-function readn(n, then) {
- console.error(`read ${n}`);
- expectEndingData -= n;
- (function read() {
- const c = r.read(n);
- console.error('c', c);
- if (!c)
- r.once('readable', read);
- else {
- assert.strictEqual(c.length, n);
- assert(!r.readableFlowing);
- then();
- }
- })();
-}
-
-// Then we listen to some data events.
-function onData() {
- expectEndingData -= 100;
- console.error('onData');
- let seen = 0;
- r.on('data', function od(c) {
- seen += c.length;
- if (seen >= 100) {
- // Seen enough
- r.removeListener('data', od);
- r.pause();
- if (seen > 100) {
- // Oh no, seen too much!
- // Put the extra back.
- const diff = seen - 100;
- r.unshift(c.slice(c.length - diff));
- console.error('seen too much', seen, diff);
- }
-
- // Nothing should be lost in-between.
- setImmediate(pipeLittle);
- }
- });
-}
-
-// Just pipe 200 bytes, then unshift the extra and unpipe.
-function pipeLittle() {
- expectEndingData -= 200;
- console.error('pipe a little');
- const w = new Writable();
- let written = 0;
- w.on('finish', () => {
- assert.strictEqual(written, 200);
- setImmediate(read1234);
- });
- w._write = function(chunk, encoding, cb) {
- written += chunk.length;
- if (written >= 200) {
- r.unpipe(w);
- w.end();
- cb();
- if (written > 200) {
- const diff = written - 200;
- written -= diff;
- r.unshift(chunk.slice(chunk.length - diff));
- }
- } else {
- setImmediate(cb);
- }
- };
- r.pipe(w);
-}
-
-// Now read 1234 more bytes.
-function read1234() {
- readn(1234, resumePause);
-}
-
-function resumePause() {
- console.error('resumePause');
- // Don't read anything, just resume and re-pause a whole bunch.
- r.resume();
- r.pause();
- r.resume();
- r.pause();
- r.resume();
- r.pause();
- r.resume();
- r.pause();
- r.resume();
- r.pause();
- setImmediate(pipe);
-}
-
-
-function pipe() {
- console.error('pipe the rest');
- const w = new Writable();
- let written = 0;
- w._write = function(chunk, encoding, cb) {
- written += chunk.length;
- cb();
- };
- w.on('finish', () => {
- console.error('written', written, totalPushed);
- assert.strictEqual(written, expectEndingData);
- assert.strictEqual(totalPushed, expectTotalData);
- console.log('ok');
- });
- r.pipe(w);
-}