diff options
Diffstat (limited to 'cli/tests/node_compat/test/parallel/test-child-process-double-pipe.js')
-rw-r--r-- | cli/tests/node_compat/test/parallel/test-child-process-double-pipe.js | 129 |
1 files changed, 0 insertions, 129 deletions
diff --git a/cli/tests/node_compat/test/parallel/test-child-process-double-pipe.js b/cli/tests/node_compat/test/parallel/test-child-process-double-pipe.js deleted file mode 100644 index bd31d1038..000000000 --- a/cli/tests/node_compat/test/parallel/test-child-process-double-pipe.js +++ /dev/null @@ -1,129 +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'; -const { - isWindows, - mustCall, - mustCallAtLeast, -} = require('../common'); -const assert = require('assert'); -const os = require('os'); -const spawn = require('child_process').spawn; -const debug = require('util').debuglog('test'); - -// We're trying to reproduce: -// $ echo "hello\nnode\nand\nworld" | grep o | sed s/o/a/ - -let grep, sed, echo; - -if (isWindows) { - grep = spawn('grep', ['--binary', 'o']); - sed = spawn('sed', ['--binary', 's/o/O/']); - echo = spawn('cmd.exe', - ['/c', 'echo', 'hello&&', 'echo', - 'node&&', 'echo', 'and&&', 'echo', 'world']); -} else { - grep = spawn('grep', ['o']); - sed = spawn('sed', ['s/o/O/']); - echo = spawn('echo', ['hello\nnode\nand\nworld\n']); -} - -// If the spawn function leaks file descriptors to subprocesses, grep and sed -// hang. -// This happens when calling pipe(2) and then forgetting to set the -// FD_CLOEXEC flag on the resulting file descriptors. -// -// This test checks child processes exit, meaning they don't hang like -// explained above. - - -// pipe echo | grep -echo.stdout.on('data', mustCallAtLeast((data) => { - debug(`grep stdin write ${data.length}`); - if (!grep.stdin.write(data)) { - echo.stdout.pause(); - } -})); - -// TODO(@jasnell): This does not appear to ever be -// emitted. It's not clear if it is necessary. -grep.stdin.on('drain', (data) => { - echo.stdout.resume(); -}); - -// Propagate end from echo to grep -echo.stdout.on('end', mustCall((code) => { - grep.stdin.end(); -})); - -echo.on('exit', mustCall(() => { - debug('echo exit'); -})); - -grep.on('exit', mustCall(() => { - debug('grep exit'); -})); - -sed.on('exit', mustCall(() => { - debug('sed exit'); -})); - - -// pipe grep | sed -grep.stdout.on('data', mustCallAtLeast((data) => { - debug(`grep stdout ${data.length}`); - if (!sed.stdin.write(data)) { - grep.stdout.pause(); - } -})); - -// TODO(@jasnell): This does not appear to ever be -// emitted. It's not clear if it is necessary. -sed.stdin.on('drain', (data) => { - grep.stdout.resume(); -}); - -// Propagate end from grep to sed -grep.stdout.on('end', mustCall((code) => { - debug('grep stdout end'); - sed.stdin.end(); -})); - - -let result = ''; - -// print sed's output -sed.stdout.on('data', mustCallAtLeast((data) => { - result += data.toString('utf8', 0, data.length); - debug(data); -})); - -sed.stdout.on('end', mustCall((code) => { - assert.strictEqual(result, `hellO${os.EOL}nOde${os.EOL}wOrld${os.EOL}`); -})); |