Fix Interval test so it doesn't fail to generate any values.
Fix Interval test so it doesn't fail to generate any values.

quasar-analytics/quasar,djspiewak/quasar,jedesah/Quasar,quasar-analytics/quasar,quasar-analytics/quasar,slamdata/quasar,jedesah/Quasar,jedesah/Quasar,quasar-analytics/quasar,slamdata/slamengine,jedesah/Quasar,slamdata/slamengine,slamdata/slamengine