text: 'use strict';
  const common = require('../common');
  const assert = require('assert');
  const net = require('net');
  
  // Test on IPv4 Server
  const family_ipv4 = 'IPv4';
  const server_ipv4 = net.createServer();
  
  server_ipv4.on('error', common.fail);
  
  server_ipv4
    .listen(common.PORT + 1, common.localhostIPv4, common.mustCall(() => {
      const address_ipv4 = server_ipv4.address();
      assert.strictEqual(address_ipv4.address, common.localhostIPv4);
      assert.strictEqual(address_ipv4.port, common.PORT + 1);
      assert.strictEqual(address_ipv4.family, family_ipv4);
      server_ipv4.close();
    }));
  
  if (!common.hasIPv6) {
    common.skip('ipv6 part of test, no IPv6 support');
    return;
  }
  
  // Test on IPv6 Server
  const localhost_ipv6 = '::1';
  const family_ipv6 = 'IPv6';
  const server_ipv6 = net.createServer();
  
  server_ipv6.on('error', common.fail);
  
  server_ipv6.listen(common.PORT + 2, localhost_ipv6, common.mustCall(() => {
    const address_ipv6 = server_ipv6.address();
    assert.strictEqual(address_ipv6.address, localhost_ipv6);
    assert.strictEqual(address_ipv6.port, common.PORT + 2);
    assert.strictEqual(address_ipv6.family, family_ipv6);
    server_ipv6.close();
  }));
  
  // Test without hostname or ip
  const anycast_ipv6 = '::';
  const server1 = net.createServer();
  
  server1.on('error', common.fail);
  
  // Specify the port number
  server1.listen(common.PORT + 3, common.mustCall(() => {
    const address = server1.address();
    assert.strictEqual(address.address, anycast_ipv6);
    assert.strictEqual(address.port, common.PORT + 3);
    assert.strictEqual(address.family, family_ipv6);
    server1.close();
  }));
  
  // Test without hostname or port
  const server2 = net.createServer();
  
  server2.on('error', common.fail);
  
  // Don't specify the port number
  server2.listen(common.mustCall(() => {
    const address = server2.address();
    assert.strictEqual(address.address, anycast_ipv6);
    assert.strictEqual(address.family, family_ipv6);
    server2.close();
  }));
  
  // Test without hostname, but with a false-y port
  const server3 = net.createServer();
  
  server3.on('error', common.fail);
  
  // Specify a false-y port number
  server3.listen(0, common.mustCall(() => {
    const address = server3.address();
    assert.strictEqual(address.address, anycast_ipv6);
    assert.strictEqual(address.family, family_ipv6);
    server3.close();
  }));
  