public void ShouldGroupGeneratedTimeSeriesByDate()
{
var userEvents = new[]
{
new UserEvent {At = new DateTime(2013, 07, 17), Feature = "Moose", Type = "tick"},
new UserEvent {At = new DateTime(2013, 07, 17), Feature = "Moose", Type = "tick"},
new UserEvent {At = new DateTime(2013, 07, 18), Feature = "Moose", Type = "tick"}
};
var results = new GenerateTimeSeries().Generate(userEvents);
Assert.Equal(2, results.Count());
}