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052434a0c1
PR-URL: https://github.com/nodejs/node/pull/49136 Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
72 lines
2.6 KiB
JavaScript
72 lines
2.6 KiB
JavaScript
'use strict';
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const common = require('../common');
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const assert = require('assert');
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const cp = require('child_process');
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const tmpdir = require('../common/tmpdir');
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const fs = require('fs');
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const util = require('util');
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if (!common.isMainThread)
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common.skip('process.chdir is not available in Workers');
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const traceFile = 'node_trace.1.log';
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tmpdir.refresh();
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process.chdir(tmpdir.path);
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const test_str = 'const dns = require("dns");' +
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'const options = {' +
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' family: 4,' +
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' hints: dns.ADDRCONFIG | dns.V4MAPPED,' +
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'};';
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const tests = {
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'lookup': 'dns.lookup("example.com", options, (err, address, family) => {});',
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'lookupService': 'dns.lookupService("127.0.0.1", 22, ' +
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'(err, hostname, service) => {});',
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'reverse': 'dns.reverse("8.8.8.8", (err, hostnames) => {});',
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'resolveAny': 'dns.resolveAny("example.com", (err, res) => {});',
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'resolve4': 'dns.resolve4("example.com", (err, res) => {});',
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'resolve6': 'dns.resolve6("example.com", (err, res) => {});',
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'resolveCaa': 'dns.resolveCaa("example.com", (err, res) => {});',
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'resolveCname': 'dns.resolveCname("example.com", (err, res) => {});',
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'resolveMx': 'dns.resolveMx("example.com", (err, res) => {});',
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'resolveNs': 'dns.resolveNs("example.com", (err, res) => {});',
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'resolveTxt': 'dns.resolveTxt("example.com", (err, res) => {});',
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'resolveSrv': 'dns.resolveSrv("example.com", (err, res) => {});',
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'resolvePtr': 'dns.resolvePtr("example.com", (err, res) => {});',
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'resolveNaptr': 'dns.resolveNaptr("example.com", (err, res) => {});',
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'resolveSoa': 'dns.resolveSoa("example.com", (err, res) => {});',
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};
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for (const tr in tests) {
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const proc = cp.spawnSync(process.execPath,
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[ '--trace-event-categories',
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'node.dns.native',
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'-e',
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test_str + tests[tr],
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],
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{ encoding: 'utf8' });
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// Make sure the operation is successful.
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// Don't use assert with a custom message here. Otherwise the
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// inspection in the message is done eagerly and wastes a lot of CPU
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// time.
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if (proc.status !== 0) {
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throw new Error(`${tr}:\n${util.inspect(proc)}`);
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}
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const file = tmpdir.resolve(traceFile);
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const data = fs.readFileSync(file);
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const traces = JSON.parse(data.toString()).traceEvents
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.filter((trace) => trace.cat !== '__metadata');
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assert(traces.length > 0);
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// DNS native trace events should be generated.
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assert(traces.some((trace) => {
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return (trace.name === tr && trace.pid === proc.pid);
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}));
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}
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