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'use strict';
const common = require('../common');
const assert = require('assert');
const dns = require('dns');
const net = require('net');
const isIPv6 = net.isIPv6;
let expected = 0;
let completed = 0;
let running = false;
const queue = [];
if (!common.hasIPv6) {
common.skip('this test, no IPv6 support');
return;
}
function TEST(f) {
function next() {
var f = queue.shift();
if (f) {
running = true;
console.log(f.name);
f(done);
}
}
function done() {
running = false;
completed++;
process.nextTick(next);
}
expected++;
queue.push(f);
if (!running) {
next();
}
}
function checkWrap(req) {
assert.ok(typeof req === 'object');
}
TEST(function test_resolve6(done) {
var req = dns.resolve6('ipv6.google.com', function(err, ips) {
if (err) throw err;
assert.ok(ips.length > 0);
for (var i = 0; i < ips.length; i++) {
assert.ok(isIPv6(ips[i]));
}
done();
});
checkWrap(req);
});
TEST(function test_reverse_ipv6(done) {
var req = dns.reverse('2001:4860:4860::8888', function(err, domains) {
if (err) throw err;
assert.ok(domains.length > 0);
for (var i = 0; i < domains.length; i++) {
assert.ok(domains[i]);
assert.ok(typeof domains[i] === 'string');
}
done();
});
checkWrap(req);
});
TEST(function test_lookup_ipv6_explicit(done) {
var req = dns.lookup('ipv6.google.com', 6, function(err, ip, family) {
if (err) throw err;
assert.ok(net.isIPv6(ip));
assert.strictEqual(family, 6);
done();
});
checkWrap(req);
});
/* This ends up just being too problematic to test
TEST(function test_lookup_ipv6_implicit(done) {
var req = dns.lookup('ipv6.google.com', function(err, ip, family) {
if (err) throw err;
assert.ok(net.isIPv6(ip));
assert.strictEqual(family, 6);
done();
});
checkWrap(req);
});
*/
TEST(function test_lookup_ipv6_explicit_object(done) {
var req = dns.lookup('ipv6.google.com', {
family: 6
}, function(err, ip, family) {
if (err) throw err;
assert.ok(net.isIPv6(ip));
assert.strictEqual(family, 6);
done();
});
checkWrap(req);
});
TEST(function test_lookup_ipv6_hint(done) {
var req = dns.lookup('www.google.com', {
family: 6,
hints: dns.V4MAPPED
}, function(err, ip, family) {
if (err) {
// FreeBSD does not support V4MAPPED
if (common.isFreeBSD) {
assert(err instanceof Error);
assert.strictEqual(err.code, 'EAI_BADFLAGS');
assert.strictEqual(err.hostname, 'www.google.com');
assert.ok(/getaddrinfo EAI_BADFLAGS/.test(err.message));
done();
return;
} else {
throw err;
}
}
assert.ok(net.isIPv6(ip));
assert.strictEqual(family, 6);
done();
});
checkWrap(req);
});
TEST(function test_lookup_ip_ipv6(done) {
var req = dns.lookup('::1', function(err, ip, family) {
if (err) throw err;
assert.ok(net.isIPv6(ip));
assert.strictEqual(family, 6);
done();
});
checkWrap(req);
});
TEST(function test_lookup_all_ipv6(done) {
var req = dns.lookup(
'www.google.com',
{all: true, family: 6},
function(err, ips) {
if (err) throw err;
assert.ok(Array.isArray(ips));
assert.ok(ips.length > 0);
ips.forEach(function(ip) {
assert.ok(isIPv6(ip.address),
'Invalid IPv6: ' + ip.address.toString());
assert.strictEqual(ip.family, 6);
});
done();
}
);
checkWrap(req);
});
TEST(function test_lookupservice_ip_ipv6(done) {
var req = dns.lookupService('::1', 80, function(err, host, service) {
if (err) {
// Not skipping the test, rather checking an alternative result,
// i.e. that ::1 may not be configured (e.g. in /etc/hosts)
assert.strictEqual(err.code, 'ENOTFOUND');
return done();
}
assert.equal(typeof host, 'string');
assert(host);
assert(['http', 'www', '80'].includes(service));
done();
});
checkWrap(req);
});
/* Disabled because it appears to be not working on linux. */
/* TEST(function test_lookup_localhost_ipv6(done) {
var req = dns.lookup('localhost', 6, function(err, ip, family) {
if (err) throw err;
assert.ok(net.isIPv6(ip));
assert.strictEqual(family, 6);
done();
});
checkWrap(req);
}); */
process.on('exit', function() {
console.log(completed + ' tests completed');
assert.equal(running, false);
assert.strictEqual(expected, completed);
});