package speedstats

import (
	"testing"
	"time"

	. "github.com/smartystreets/goconvey/convey"
)

func Test_Stats(t *testing.T) {
	Convey("Stats", t, func() {
		stats := Stats{}
		stats.Record(100, time.Second)
		So(stats.AvarageSpeed, ShouldAlmostEqual, 100, 0.01)

		stats.Step()
		So(stats.AvarageSpeed, ShouldAlmostEqual, 80, 0.01)

		stats.Record(200, time.Second)
		So(stats.AvarageSpeed, ShouldAlmostEqual, 120, 0.01)

		stats.Step()
		So(stats.AvarageSpeed, ShouldAlmostEqual, 96, 0.01)
	})
}