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aa6fac68da
ESLint 4.x has stricter linting than previous versions. We are currently using the legacy indentation rules in the test directory. This commit changes the indentation of files to comply with the stricter 4.x linting and enable stricter linting in the test directory. PR-URL: https://github.com/nodejs/node/pull/14431 Reviewed-By: Refael Ackermann <refack@gmail.com> Reviewed-By: Vse Mozhet Byt <vsemozhetbyt@gmail.com> Reviewed-By: Trevor Norris <trev.norris@gmail.com>
103 lines
2.9 KiB
JavaScript
103 lines
2.9 KiB
JavaScript
// Copyright Joyent, Inc. and other Node contributors.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to permit
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// persons to whom the Software is furnished to do so, subject to the
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// following conditions:
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//
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// The above copyright notice and this permission notice shall be included
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// in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
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// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
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// USE OR OTHER DEALINGS IN THE SOFTWARE.
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'use strict';
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const common = require('../common');
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if (!common.isSunOS)
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common.skip('no DTRACE support');
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const assert = require('assert');
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const os = require('os');
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/*
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* Some functions to create a recognizable stack.
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*/
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const frames = [ 'stalloogle', 'bagnoogle', 'doogle' ];
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const stalloogle = (str) => {
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global.expected = str;
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os.loadavg();
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};
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const bagnoogle = (arg0, arg1) => {
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stalloogle(`${arg0} is ${arg1} except that it is read-only`);
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};
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let done = false;
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const doogle = () => {
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if (!done)
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setTimeout(doogle, 10);
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bagnoogle('The bfs command', '(almost) like ed(1)');
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};
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const spawn = require('child_process').spawn;
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/*
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* We're going to use DTrace to stop us, gcore us, and set us running again
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* when we call getloadavg() -- with the implicit assumption that our
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* deepest function is the only caller of os.loadavg().
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*/
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const dtrace = spawn('dtrace', [ '-qwn', `syscall::getloadavg:entry/pid == ${
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process.pid}/{ustack(100, 8192); exit(0); }` ]);
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let output = '';
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dtrace.stderr.on('data', function(data) {
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console.log(`dtrace: ${data}`);
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});
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dtrace.stdout.on('data', function(data) {
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output += data;
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});
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dtrace.on('exit', function(code) {
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if (code !== 0) {
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console.error(`dtrace exited with code ${code}`);
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process.exit(code);
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}
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done = true;
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const sentinel = '(anon) as ';
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const lines = output.split('\n');
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for (let i = 0; i < lines.length; i++) {
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const line = lines[i];
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if (!line.includes(sentinel) || frames.length === 0)
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continue;
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const frame = line.substr(line.indexOf(sentinel) + sentinel.length);
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const top = frames.shift();
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assert(frame.startsWith(top),
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`unexpected frame where ${top} was expected`);
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}
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assert.strictEqual(frames.length, 0,
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`did not find expected frame ${frames[0]}`);
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process.exit(0);
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});
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setTimeout(doogle, 10);
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