eac8f50ca6
Add a test for the only uncovered code in lib/internal/dns/promises.js. PR-URL: https://github.com/nodejs/node/pull/27330 Reviewed-By: Yongsheng Zhang <zyszys98@gmail.com> Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de> Reviewed-By: Michael Dawson <michael_dawson@ca.ibm.com>
30 lines
725 B
JavaScript
30 lines
725 B
JavaScript
// Flags: --expose-internals
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'use strict';
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const common = require('../common');
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const assert = require('assert');
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const { internalBinding } = require('internal/test/binding');
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const cares = internalBinding('cares_wrap');
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const { UV_ENOENT } = internalBinding('uv');
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const dns = require('dns');
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// Stub `getnameinfo` to *always* error.
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cares.getnameinfo = () => UV_ENOENT;
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assert.throws(
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() => dns.lookupService('127.0.0.1', 80, common.mustNotCall()),
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{
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code: 'ENOENT',
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message: 'getnameinfo ENOENT 127.0.0.1',
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syscall: 'getnameinfo'
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}
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);
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assert.rejects(
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dns.promises.lookupService('127.0.0.1', 80),
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{
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code: 'ENOENT',
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message: 'getnameinfo ENOENT 127.0.0.1',
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syscall: 'getnameinfo'
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}
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);
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