public void TestBaseRepositoryTraceForBeforeAverageAsync()
{
// Prepare
var trace = new Mock <ITrace>();
var repository = new TraceEntityRepository(trace.Object);
// Act
repository.AverageAsync(e => e.Id,
(object)null).Wait();
// Assert
trace.Verify(t => t.BeforeAverage(It.IsAny <CancellableTraceLog>()), Times.Once);
}