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// Copyright Joyent, Inc. and other Node contributors.
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to permit
// persons to whom the Software is furnished to do so, subject to the
// following conditions:
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
// USE OR OTHER DEALINGS IN THE SOFTWARE.
var common = require('../common');
var assert = require('assert');
var dns = require('dns');
var existing = dns.getServers();
assert(existing.length);
var goog = [
'8.8.8.8',
'8.8.4.4',
];
assert.doesNotThrow(function () { dns.setServers(goog) });
assert.deepEqual(dns.getServers(), goog);
assert.throws(function () { dns.setServers(['foobar']) });
assert.deepEqual(dns.getServers(), goog);
var goog6 = [
'2001:4860:4860::8888',
'2001:4860:4860::8844',
];
assert.doesNotThrow(function () { dns.setServers(goog6) });
assert.deepEqual(dns.getServers(), goog6);
goog6.push('4.4.4.4');
dns.setServers(goog6);
assert.deepEqual(dns.getServers(), goog6);
var ports = [
'4.4.4.4:53',
'[2001:4860:4860::8888]:53',
];
var portsExpected = [
'4.4.4.4',
'2001:4860:4860::8888',
];
dns.setServers(ports);
assert.deepEqual(dns.getServers(), portsExpected);
assert.doesNotThrow(function () { dns.setServers([]); });
assert.deepEqual(dns.getServers(), []);