public async Task WhenLimitDefinedThenItWillFetchElderEmailFirst(EmailAccountType protocol)
{
using (var mailServer = new HMailServerManager())
{
mailServer.Connect();
var receivedMessages = new List <MimeMessage>();
SUT sut = TestBuilder.New.WithOnReceivedCallback(receivedMessages.Add);
const int totalEmail = 3;
MailReaderRequest request = Request.New
.WithAccount(EmailAccountBuilder.New
.WithProtocol(protocol)
.WithMailServer(mailServer))
.WithLimitation(totalEmail - 1);
mailServer.AddAccount(request.Account);
var emailSubjects = new List <string>();
for (int i = 1; i <= totalEmail; i++)
{
string subject = $"Subject for-{i}";
var email = MailMessageBuilder.New
.WithToAddress(request.Account)
.WithSubject(subject)
.Build();
mailServer.AddMessage(email);
emailSubjects.Add(subject);
}
await sut.LoadFromServerAsync(request, CancellationToken.None);
var expectedSubjects = emailSubjects.Take(request.LimitTotalFetching ?? default).ToArray();
Assert.That(receivedMessages.Select(e => e.Subject), Is.EquivalentTo(expectedSubjects).And.Ordered);
}
}
public async Task WhenLoadingFromRemoteServerThenItWillEmailDetail(EmailAccountType protocol)
{
using (var mailServer = new HMailServerManager())
{
mailServer.Connect();
var receivedMessages = new List <MimeMessage>();
SUT sut = TestBuilder.New.WithOnReceivedCallback(receivedMessages.Add);
MailReaderRequest request = Request.New.WithAccount(EmailAccountBuilder.New
.WithProtocol(protocol)
.WithMailServer(mailServer));
mailServer.AddAccount(request.Account);
var email = MailMessageBuilder.New.WithToAddress(request.Account).Build();
mailServer.AddMessage(email);
await sut.LoadFromServerAsync(request, CancellationToken.None);
var actualMessage = receivedMessages.FirstOrDefault();
Assert.That(actualMessage, Is.Not.Null);
Assert.That(actualMessage.Subject, Is.EqualTo(email.Subject));
Assert.That(actualMessage.TextBody, Is.EqualTo(email.TextBody).Using(StringCompare.IgnoreLineBreak));
Assert.That(actualMessage.To.Count, Is.GreaterThanOrEqualTo(1));
Assert.That(actualMessage.To.First(), Is.EqualTo(email.To.FirstOrDefault()));
Assert.That(actualMessage.From.FirstOrDefault(), Is.Not.Null.And.EqualTo(email.From.FirstOrDefault()));
}
}
public async Task WhenLimitDefinedAndTotalEmailIsLessThanLimitationThenItWillFetchAllEmails(EmailAccountType protocol)
{
using (var mailServer = new HMailServerManager())
{
mailServer.Connect();
var receivedMessages = new List <MimeMessage>();
SUT sut = TestBuilder.New.WithOnReceivedCallback(receivedMessages.Add);
const int totalEmail = 3;
MailReaderRequest request = Request.New
.WithAccount(EmailAccountBuilder.New
.WithProtocol(protocol)
.WithMailServer(mailServer))
.WithLimitation(totalEmail + 1);
mailServer.AddAccount(request.Account);
var emailSubjects = new List <string>();
for (int i = 0; i < totalEmail; i++)
{
string subject = Guid.NewGuid().ToString();
var email = MailMessageBuilder.New
.WithToAddress(request.Account)
.WithSubject(subject)
.Build();
mailServer.AddMessage(email);
emailSubjects.Add(subject);
}
await sut.LoadFromServerAsync(request, CancellationToken.None);
Assert.That(receivedMessages.Count, Is.EqualTo(totalEmail));
Assert.That(receivedMessages.Select(e => e.Subject), Is.EquivalentTo(emailSubjects));
}
}
public async Task WhenAutoDeleteDisabledThenItWillKeepEmailAfterFetched(EmailAccountType protocol)
{
using (var mailServer = new HMailServerManager())
{
mailServer.Connect();
SUT sut = TestBuilder.New;
MailReaderRequest request = Request.New
.WithAccount(EmailAccountBuilder.New
.WithProtocol(protocol)
.WithMailServer(mailServer))
.WithAutoDeleteDisabled();
mailServer.AddAccount(request.Account);
var email = MailMessageBuilder.New
.WithToAddress(request.Account)
.WithSubject(Guid.NewGuid().ToString())
.Build();
mailServer.AddMessage(email);
await sut.LoadFromServerAsync(request, CancellationToken.None);
var emails = mailServer.GetEmails(request.Account).ToArray();
Assert.That(emails.Select(e => e.Subject), Does.Contain(email.Subject));
}
}