public async Task Should_cache_days_usage()
{
var f = DateTime.Today;
var t = DateTime.Today.AddDays(10);
A.CallTo(() => inner.GetPreviousCallsAsync(key, f, t))
.Returns(120);
var result1 = await sut.GetPreviousCallsAsync(key, f, t);
var result2 = await sut.GetPreviousCallsAsync(key, f, t);
Assert.Equal(120, result1);
Assert.Equal(120, result2);
A.CallTo(() => inner.GetPreviousCallsAsync(key, f, t))
.MustHaveHappened(Repeated.Exactly.Once);
}
public Task <long> GetPreviousCallsAsync(string key, DateTime fromDate, DateTime toDate)
{
Guard.NotNull(key);
var cacheKey = string.Join("$", "Usage", nameof(GetPreviousCallsAsync), key, fromDate, toDate);
return(Cache.GetOrCreateAsync(cacheKey, entry =>
{
entry.AbsoluteExpirationRelativeToNow = CacheDuration;
return inner.GetPreviousCallsAsync(key, fromDate, toDate);
}));
}