public void DefaultCachePeriodOverridesExpiryDateIfSooner()
{
// Expires after 30 hours
var expiryDate = _startDate.AddHours(30);
// Should pick the default timespan, not expiry date
var service = new HttpCachingService();
var freshness = service.WorkOutCacheFreshness(_startDate, _defaultCachePeriod, new List <DateTime>()
{
expiryDate
});
Assert.AreEqual(freshness.FreshFor, _defaultCachePeriod);
Assert.AreEqual(freshness.FreshUntil, _startDate.Add(_defaultCachePeriod));
}
public void ExpiryDateOverridesDefaultCachePeriodIfSooner()
{
// Expires after 23 hours
var expiryDate = _startDate.AddHours(23);
// Should pick the expiry date, not default timespan
var service = new HttpCachingService();
var freshness = service.WorkOutCacheFreshness(_startDate, _defaultCachePeriod, new List <DateTime>()
{
expiryDate
});
Assert.AreEqual(freshness.FreshFor, expiryDate - _startDate);
Assert.AreEqual(freshness.FreshUntil, expiryDate);
}
public void EarliestExpiryDateWins()
{
var expiryDate1 = _startDate.AddHours(15);
var expiryDate2 = _startDate.AddHours(7);
var expiryDate3 = _startDate.AddHours(11);
// Should pick second expiry date
var service = new HttpCachingService();
var freshness = service.WorkOutCacheFreshness(_startDate, _defaultCachePeriod, new List <DateTime>()
{
expiryDate1, expiryDate2, expiryDate3
});
Assert.AreEqual(freshness.FreshFor, expiryDate2 - _startDate);
Assert.AreEqual(freshness.FreshUntil, expiryDate2);
}
