public void No_okanshi_measurements_are_converted_to_no_measurements()
{
var okanshiMetric = new OkanshiMetric {
Measurements = Enumerable.Empty <OkanshiMeasurement>()
};
var measurements = okanshiMetric.ToMetric().Measurements;
measurements.Should().BeEmpty();
}
public void Window_size_is_preserved_when_converting()
{
var okanshiMetric = new OkanshiMetric {
WindowSize = 100
};
var windowSize = okanshiMetric.ToMetric().WindowSize;
windowSize.Should().Be(okanshiMetric.WindowSize);
}
public void Name_is_preserved_when_converting()
{
var okanshiMetric = new OkanshiMetric {
Name = "OriginalName"
};
var name = okanshiMetric.ToMetric().Name;
name.Should().Be(okanshiMetric.Name);
}
public void Measurements_ending_in_the_past_have_two_data_points_inserted_in_the_end_the_second_should_have_x_value_close_to_now()
{
var startTime = DateTime.Now.AddHours(-1);
var endTime = startTime.AddMinutes(1);
var okanshiMetric = new OkanshiMetric {
Measurements = new[] { new OkanshiMeasurement {
EndTime = endTime, StartTime = startTime
} }, WindowSize = (long)TimeSpan.FromMinutes(1).TotalMilliseconds
};
var measurements = okanshiMetric.ToMetric().Measurements.ToArray();
measurements.Skip(2).Take(1).First().X
.Should().BeCloseTo(DateTime.Now);
}
public void Measurements_ending_in_the_past_have_two_empty_data_points_inserted_in_the_end()
{
var startTime = DateTime.Now.AddHours(-1);
var endTime = startTime.AddMinutes(1);
var okanshiMetric = new OkanshiMetric {
Measurements = new[] { new OkanshiMeasurement {
EndTime = endTime, StartTime = startTime
} }
};
var measurements = okanshiMetric.ToMetric().Measurements.ToArray();
measurements.Skip(1).Should()
.OnlyContain(m => m.Y == 0)
.And.HaveCount(2);
}
public void Measurements_ending_in_the_past_have_two_data_points_inserted_in_the_end_the_first_should_have_x_value_equal_last_acutal_data_point_end_time_plus_a_half_windowSize()
{
var startTime = DateTime.Now.AddHours(-1);
var endTime = startTime.AddMinutes(1);
var windowSize = (long)TimeSpan.FromMinutes(1).TotalMilliseconds;
var halfWindowSize = windowSize / 2;
var okanshiMetric = new OkanshiMetric {
Measurements = new[] { new OkanshiMeasurement {
EndTime = endTime, StartTime = startTime
} }, WindowSize = windowSize
};
var measurements = okanshiMetric.ToMetric().Measurements.ToArray();
measurements.Skip(1).Take(1).First().X
.Should().Be(endTime.AddMilliseconds(halfWindowSize));
}
public void Start_time_added_with_a_half_a_window_size_is_the_x_value()
{
var now = DateTime.Now;
var okanshiMeasurements = new[]
{
new OkanshiMeasurement {
StartTime = now.AddMinutes(-1), EndTime = now.AddMinutes(1)
}
};
var metric = new OkanshiMetric {
Measurements = okanshiMeasurements, WindowSize = (long)TimeSpan.FromMinutes(2).TotalMilliseconds
};
var measurements = metric.ToMetric().Measurements.ToArray();
measurements.First().X
.Should().Be(now);
}
public void Measurements_are_ordered_according_to_x_value()
{
var okanshiMeasurements = new[]
{
new OkanshiMeasurement {
StartTime = DateTime.Now.AddMinutes(3), EndTime = DateTime.Now.AddMinutes(4)
},
new OkanshiMeasurement {
StartTime = DateTime.Now.AddMinutes(1), EndTime = DateTime.Now.AddMinutes(2)
}
};
var okanshiMetric = new OkanshiMetric {
Measurements = okanshiMeasurements
};
var measurements = okanshiMetric.ToMetric().Measurements.ToArray();
measurements.Should().BeInAscendingOrder(x => x.X);
}
public void When_measurements_contains_holes_empty_data_points_are_inserted()
{
var windowSize = (long)TimeSpan.FromMinutes(1).TotalMilliseconds;
var now = DateTime.Now;
var okanshiMeasurements = new[]
{
new OkanshiMeasurement {
StartTime = now.AddHours(-1), EndTime = now.AddHours(-1).AddMilliseconds(windowSize), Average = 100
},
new OkanshiMeasurement {
StartTime = now, EndTime = now.AddMilliseconds(windowSize), Average = 100
}
};
var okanshiMetric = new OkanshiMetric {
Measurements = okanshiMeasurements, WindowSize = windowSize
};
var measurements = okanshiMetric.ToMetric().Measurements.ToArray();
measurements.Skip(1).Take(2).Should().OnlyContain(x => x.Y == 0);
measurements.Skip(3).Take(1).Should().OnlyContain(x => x.Y != 0);
}
