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| -rw-r--r-- | test/pummel/test-dtrace-jsstack.js | 102 |
1 files changed, 0 insertions, 102 deletions
diff --git a/test/pummel/test-dtrace-jsstack.js b/test/pummel/test-dtrace-jsstack.js deleted file mode 100644 index dc70354ee8..0000000000 --- a/test/pummel/test-dtrace-jsstack.js +++ /dev/null @@ -1,102 +0,0 @@ -// 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'); -if (!common.isSunOS) - common.skip('no DTRACE support'); - -const assert = require('assert'); -const os = require('os'); - -/* - * Some functions to create a recognizable stack. - */ -const frames = [ 'stalloogle', 'bagnoogle', 'doogle' ]; - -const stalloogle = (str) => { - global.expected = str; - os.loadavg(); -}; - -const bagnoogle = (arg0, arg1) => { - stalloogle(`${arg0} is ${arg1} except that it is read-only`); -}; - -let done = false; - -const doogle = () => { - if (!done) - setTimeout(doogle, 10); - - bagnoogle('The bfs command', '(almost) like ed(1)'); -}; - -const spawn = require('child_process').spawn; - -/* - * We're going to use DTrace to stop us, gcore us, and set us running again - * when we call getloadavg() -- with the implicit assumption that our - * deepest function is the only caller of os.loadavg(). - */ -const dtrace = spawn('dtrace', [ '-qwn', `syscall::getloadavg:entry/pid == ${ - process.pid}/{ustack(100, 8192); exit(0); }` ]); - -let output = ''; - -dtrace.stderr.on('data', function(data) { - console.log(`dtrace: ${data}`); -}); - -dtrace.stdout.on('data', function(data) { - output += data; -}); - -dtrace.on('exit', function(code) { - if (code !== 0) { - console.error(`dtrace exited with code ${code}`); - process.exit(code); - } - - done = true; - - const sentinel = '(anon) as '; - const lines = output.split('\n'); - - for (let i = 0; i < lines.length; i++) { - const line = lines[i]; - - if (!line.includes(sentinel) || frames.length === 0) - continue; - - const frame = line.substr(line.indexOf(sentinel) + sentinel.length); - const top = frames.shift(); - - assert(frame.startsWith(top), - `unexpected frame where ${top} was expected`); - } - - assert.strictEqual(frames.length, 0, - `did not find expected frame ${frames[0]}`); - process.exit(0); -}); - -setTimeout(doogle, 10); |