1'use strict';
2
3// This tests support for the dns module in snapshot.
4
5require('../common');
6const assert = require('assert');
7const tmpdir = require('../common/tmpdir');
8const fixtures = require('../common/fixtures');
9const { buildSnapshot, runWithSnapshot } = require('../common/snapshot');
10const {
11  addresses: { INET4_HOST },
12} = require('../common/internet');
13
14const entry = fixtures.path('snapshot', 'dns-lookup.js');
15const env = {
16  NODE_TEST_HOST: INET4_HOST,
17  NODE_TEST_PROMISE: 'false',
18};
19
20tmpdir.refresh();
21function checkOutput(stderr, stdout) {
22  assert.match(stdout, /address: "\d+\.\d+\.\d+\.\d+"/);
23  assert.match(stdout, /family: 4/);
24  assert.strictEqual(stdout.trim().split('\n').length, 2);
25}
26{
27  const { stderr, stdout } = buildSnapshot(entry, env);
28  checkOutput(stderr, stdout);
29}
30
31{
32  const { stderr, stdout } = runWithSnapshot(entry, env);
33  checkOutput(stderr, stdout);
34}
35