public async Task NoMxRecordReturnFromClientReturnsNull()
{
string[] records = new string[0];
string domain = "abc.gov.uk";
Response dnsQueryResponse = CreateRecord(domain, records);
A.CallTo(() => _dnsResolver.GetRecord(A <string> ._, A <QType> ._)).Returns(Task.FromResult(dnsQueryResponse));
DnsResponse mxRecords = await _mxRecordDnsClient.GetRecord(domain);
Assert.That(mxRecords.Records.Count, Is.EqualTo(1));
Assert.That(mxRecords.Records[0], Is.EqualTo(MxRecordInfo.EmptyRecordInfo));
}
public virtual async Task <DnsResponse> GetRecord(string domain)
{
Response response = await _dnsResolver.GetRecord(FormatQuery(domain), _recordType);
List <RecordInfo> dnsRecords = GetRecords(response);
if (response.header.RCODE == RCode.NoError || response.header.RCODE == RCode.NXDomain)
{
string records = string.Join(Environment.NewLine, dnsRecords);
_log.Trace($"Found following { _recordName } records for {domain}: {Environment.NewLine}{records}");
}
else
{
_log.Error($"Failed to retrieve { _recordName } records with RCODE: {response.header.RCODE}");
}
return(new DnsResponse(dnsRecords, response.header.RCODE));
}