public void When_dns_servers_unreachable_should_throw_SocketException()
{
var xmppHostsLookup = new XmppHostsLookup();
var ipAddresses = new []{ IPAddress.Parse("1.1.1.1")}; //assuming there is no dns server at 1.1.1.1
var logger = new ConsoleOutLogger("XmppHostsLookupTests", LogLevel.All, true, true, true, "yyyy-MM-dd HH:MM:SS");
Assert.Throws<SocketException>( ()=> xmppHostsLookup.GetXmppHosts(ipAddresses, "host", logger));
}
public void When_lookup_internal_server_should_get_at_least_one_host()
{
//This test assumes a host on the internal network called winxmpp
var xmppHostsLookup = new XmppHostsLookup();
var dnsServerLookup = new WmiDnsServerLookup();
var logger = new ConsoleOutLogger("XmppHostsLookupTests", LogLevel.All, true, true, true, "yyyy-MM-dd HH:MM:SS");
XmppHost[] xmppHosts = xmppHostsLookup.GetXmppHosts(dnsServerLookup.GetDnsServers(), "winxmpp", logger);
Assert.NotNull(xmppHosts);
Assert.InRange(xmppHosts.Length, 1, int.MaxValue);
}
public void When_lookup_gmail_xmpp_server_should_get_at_least_one_host()
{
//This test requires a working internet connection
var xmppHostsLookup = new XmppHostsLookup();
var dnsServerLookup = new WmiDnsServerLookup();
var logger = new ConsoleOutLogger("XmppHostsLookupTests", LogLevel.All, true, true, true, "yyyy-MM-dd HH:MM:SS");
XmppHost[] xmppHosts = xmppHostsLookup.GetXmppHosts(dnsServerLookup.GetDnsServers(), "gmail.com", logger);
Assert.NotNull(xmppHosts);
Assert.InRange(xmppHosts.Length, 1, int.MaxValue);
}