private MailStat CreateMailStat(MailProvider mailProvider)
{
var mailStat = new MailStat(mailProvider, DateTime.Now);
_context.MailStats.Add(mailStat);
return(mailStat);
}
private async Task <bool> IsThresholdReached(MailStat mailStat, MailProvider mailProvider)
{
if (mailStat.Sent >= mailProvider.DailyThreshold)
{
return(false);
}
await IncrementMailStat(mailStat);
return(true);
}
public async Task Mailer_WithReachedThreshold_ThrowsInvalidOperation()
{
using (var context = _testContext.CreateNewContext())
{
var name = typeof(MailgunMailer).FullName;
var mailProvider = new MailProvider(name, 0);
var mailStat = new MailStat(mailProvider, DateTime.Now);
context.MailProviders.Add(mailProvider);
context.MailStats.Add(mailStat);
await context.SaveChangesAsync();
}
var mailer = CreateMailer();
var message = CreateMessage();
await Assert.ThrowsAsync <InvalidOperationException>(async() => await mailer.Send(message));
}
public async Task Mailer_WithMailStatOfYesterday_AddNewMailStat()
{
using (var context = _testContext.CreateNewContext())
{
var name = typeof(MailgunMailer).FullName;
var mailProvider = new MailProvider(name, 100);
var mailStat = new MailStat(mailProvider, DateTime.Now.AddDays(-1));
context.MailProviders.Add(mailProvider);
context.MailStats.Add(mailStat);
await context.SaveChangesAsync();
}
var mailer = CreateMailer();
var message = CreateMessage();
await mailer.Send(message);
var lastStat = _context.MailStats.FirstOrDefaultAsync(ms => ms.Date == DateTime.Now.Date);
Assert.NotNull(lastStat);
}
private async Task IncrementMailStat(MailStat mailStat)
{
mailStat.IncrementSent();
await _context.SaveChangesAsync();
}
