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'use strict';
const common = require('../common');
const assert = require('assert');
const cp = require('child_process');
const fs = require('fs');
const path = require('path');
const tmpdir = require('../common/tmpdir');
const CODE = `
const net = require('net');
const socket = net.connect('${common.PIPE}');
socket.on('error', () => {});
const server = net.createServer((socket) => {
socket.destroy();
server.close();
}).listen(0, () => {
net.connect(server.address().port);
});
`;
tmpdir.refresh();
const FILE_NAME = path.join(tmpdir.path, 'node_trace.1.log');
const proc = cp.spawn(process.execPath,
[ '--trace-events-enabled',
'--trace-event-categories', 'node.net.native',
'-e', CODE ],
{ cwd: tmpdir.path });
proc.once('exit', common.mustCall(() => {
assert(fs.existsSync(FILE_NAME));
fs.readFile(FILE_NAME, common.mustCall((err, data) => {
const traces = JSON.parse(data.toString()).traceEvents;
assert(traces.length > 0);
let count = 0;
traces.forEach((trace) => {
if (trace.cat === 'node,node.net,node.net.native' &&
trace.name === 'connect') {
count++;
}
});
// Two begin, two end
assert.strictEqual(count, 4);
}));
}));
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