public void LookupSync_IllegalRR_Google()
{
using (var client = new DoHClient())
{
client.SetEndpoints(new[] { DoHClient.GoogleURI });
IEnumerable <DNSAnswer> results = client.LookupSync(TestName, (ResourceRecordType)999);
Assert.IsFalse(results.Any());
}
}
public void LookupSync_AAAA()
{
using (var client = new DoHClient())
{
IEnumerable <DNSAnswer> results = client.LookupSync(TestName, ResourceRecordType.AAAA).ToArray();
Assert.IsTrue(results.Any(r => r.RecordType == ResourceRecordType.AAAA && r.Data == TestExpectedIPv6));
Assert.IsFalse(results.Any(r => r.RecordType != ResourceRecordType.AAAA));
}
}
public void LookupSync_Google()
{
using (var client = new DoHClient())
{
client.SetEndpoints(new[] { DoHClient.GoogleURI });
IEnumerable <DNSAnswer> results = client.LookupSync(TestName, ResourceRecordType.A).ToArray();
Assert.IsTrue(results.Any(r => r.RecordType == ResourceRecordType.A && r.Data == TestExpectedIPv4));
Assert.IsFalse(results.Any(r => r.RecordType != ResourceRecordType.A));
}
}
public void LookupSync_PTR()
{
using (var client = new DoHClient())
{
client.RequireDNSSEC = false;
String ipLookup = String.Join(".", TestExpectedIPv4.Split(".", StringSplitOptions.RemoveEmptyEntries)) + ".in-addr.arpa";
IEnumerable <DNSAnswer> results = client.LookupSync(ipLookup, ResourceRecordType.PTR).ToArray();
Assert.IsTrue(results.Any(r => r.Data.Contains("34-216-184-93"))); //Badly need a better test
Assert.IsFalse(results.Any(r => r.TTL < 0));
Assert.IsFalse(results.Any(r => r.RecordType != ResourceRecordType.PTR));
}
}
public void LookupSync_RequestNoGeolocation_Off()
{
using (var client = new DoHClient {
RequestNoGeolocation = false
})
{
client.SetEndpoints(new[] { DoHClient.GoogleURI });
IEnumerable <DNSAnswer> results = client.LookupSync(TestName, ResourceRecordType.A).ToArray();
Assert.IsTrue(results.Any(r => r.Data == TestExpectedIPv4));
Assert.IsFalse(results.Any(r => r.TTL < 0));
Assert.IsFalse(results.Any(r => r.RecordType != ResourceRecordType.A));
}
}
public void LookupAsync()
{
using (var client = new DoHClient())
{
Task <IEnumerable <DNSAnswer>[]> resultsBag =
Task.WhenAll(new[] { 1, 2, 3 }.Select(i => client.LookupAsync(TestName, ResourceRecordType.A)));
foreach (DNSAnswer[] results in resultsBag.Result.Select(r => r.ToArray()))
{
Assert.IsTrue(results.Any(r => r.Data == TestExpectedIPv4));
Assert.IsFalse(results.Any(r => r.TTL < 0));
Assert.IsFalse(results.Any(r => r.RecordType != ResourceRecordType.A));
}
}
}
public void LookupSync_ALL_Cloudflare()
{
using (var client = new DoHClient())
{
client.SetEndpoints(new[] { DoHClient.CloudflareURI });
try
{
client.LookupSync(TestName, ResourceRecordType.ALL);
}
catch (AggregateException ex)
{
Assert.IsTrue(ex.InnerException.GetType() == typeof(DNSLookupException));
Assert.IsTrue(((DNSLookupException)ex.InnerException).InnerExceptions.First().Message == "Received DNS RCode 4 when performing lookup: Not Implemented");
return;
}
catch (DNSLookupException ex)
{
Assert.IsTrue(ex.InnerException.Message == "Received DNS RCode 4 when performing lookup: Not Implemented");
return;
}
Assert.Fail("Expected exception to occur");
}
}
