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Merge pull request #13962 from bergquist/alerting_median_tests

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alerting: adds tests for the median reducer
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Carl Bergquist 2018-11-05 09:25:44 +01:00 committed by GitHub
commit c9aba023b5
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1 changed files with 18 additions and 0 deletions
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18
pkg/services/alerting/conditions/reducer_test.go
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@ -52,6 +52,24 @@ func TestSimpleReducer(t *testing.T) {
So(result, ShouldEqual, float64(1))
})
Convey("median should ignore null values", func() {
reducer := NewSimpleReducer("median")
series := &tsdb.TimeSeries{
Name: "test time serie",
}
series.Points = append(series.Points, tsdb.NewTimePoint(null.FloatFromPtr(nil), 1))
series.Points = append(series.Points, tsdb.NewTimePoint(null.FloatFromPtr(nil), 2))
series.Points = append(series.Points, tsdb.NewTimePoint(null.FloatFromPtr(nil), 3))
series.Points = append(series.Points, tsdb.NewTimePoint(null.FloatFrom(float64(1)), 4))
series.Points = append(series.Points, tsdb.NewTimePoint(null.FloatFrom(float64(2)), 5))
series.Points = append(series.Points, tsdb.NewTimePoint(null.FloatFrom(float64(3)), 6))
result := reducer.Reduce(series)
So(result.Valid, ShouldEqual, true)
So(result.Float64, ShouldEqual, float64(2))
})
Convey("avg", func() {
result := testReducer("avg", 1, 2, 3)
So(result, ShouldEqual, float64(2))