// Copyright 2012-present Oliver Eilhard. All rights reserved. // Use of this source code is governed by a MIT-license. // See http://olivere.mit-license.org/license.txt for details. package elastic import ( "encoding/json" "testing" ) func TestMovAvgAggregation(t *testing.T) { agg := NewMovAvgAggregation().BucketsPath("the_sum") src, err := agg.Source() if err != nil { t.Fatal(err) } data, err := json.Marshal(src) if err != nil { t.Fatalf("marshaling to JSON failed: %v", err) } got := string(data) expected := `{"moving_avg":{"buckets_path":"the_sum"}}` if got != expected { t.Errorf("expected\n%s\n,got:\n%s", expected, got) } } func TestMovAvgAggregationWithSimpleModel(t *testing.T) { agg := NewMovAvgAggregation().BucketsPath("the_sum").Window(30).Model(NewSimpleMovAvgModel()) src, err := agg.Source() if err != nil { t.Fatal(err) } data, err := json.Marshal(src) if err != nil { t.Fatalf("marshaling to JSON failed: %v", err) } got := string(data) expected := `{"moving_avg":{"buckets_path":"the_sum","model":"simple","window":30}}` if got != expected { t.Errorf("expected\n%s\n,got:\n%s", expected, got) } } func TestMovAvgAggregationWithLinearModel(t *testing.T) { agg := NewMovAvgAggregation().BucketsPath("the_sum").Window(30).Model(NewLinearMovAvgModel()) src, err := agg.Source() if err != nil { t.Fatal(err) } data, err := json.Marshal(src) if err != nil { t.Fatalf("marshaling to JSON failed: %v", err) } got := string(data) expected := `{"moving_avg":{"buckets_path":"the_sum","model":"linear","window":30}}` if got != expected { t.Errorf("expected\n%s\n,got:\n%s", expected, got) } } func TestMovAvgAggregationWithEWMAModel(t *testing.T) { agg := NewMovAvgAggregation().BucketsPath("the_sum").Window(30).Model(NewEWMAMovAvgModel().Alpha(0.5)) src, err := agg.Source() if err != nil { t.Fatal(err) } data, err := json.Marshal(src) if err != nil { t.Fatalf("marshaling to JSON failed: %v", err) } got := string(data) expected := `{"moving_avg":{"buckets_path":"the_sum","model":"ewma","settings":{"alpha":0.5},"window":30}}` if got != expected { t.Errorf("expected\n%s\n,got:\n%s", expected, got) } } func TestMovAvgAggregationWithHoltLinearModel(t *testing.T) { agg := NewMovAvgAggregation().BucketsPath("the_sum").Window(30). Model(NewHoltLinearMovAvgModel().Alpha(0.5).Beta(0.4)) src, err := agg.Source() if err != nil { t.Fatal(err) } data, err := json.Marshal(src) if err != nil { t.Fatalf("marshaling to JSON failed: %v", err) } got := string(data) expected := `{"moving_avg":{"buckets_path":"the_sum","model":"holt","settings":{"alpha":0.5,"beta":0.4},"window":30}}` if got != expected { t.Errorf("expected\n%s\n,got:\n%s", expected, got) } } func TestMovAvgAggregationWithHoltWintersModel(t *testing.T) { agg := NewMovAvgAggregation().BucketsPath("the_sum").Window(30).Predict(10).Minimize(true). Model(NewHoltWintersMovAvgModel().Alpha(0.5).Beta(0.4).Gamma(0.3).Period(7).Pad(true)) src, err := agg.Source() if err != nil { t.Fatal(err) } data, err := json.Marshal(src) if err != nil { t.Fatalf("marshaling to JSON failed: %v", err) } got := string(data) expected := `{"moving_avg":{"buckets_path":"the_sum","minimize":true,"model":"holt_winters","predict":10,"settings":{"alpha":0.5,"beta":0.4,"gamma":0.3,"pad":true,"period":7},"window":30}}` if got != expected { t.Errorf("expected\n%s\n,got:\n%s", expected, got) } } func TestMovAvgAggregationWithSubAggs(t *testing.T) { agg := NewMovAvgAggregation().BucketsPath("the_sum") agg = agg.SubAggregation("avg_sum", NewAvgAggregation().Field("height")) src, err := agg.Source() if err != nil { t.Fatal(err) } data, err := json.Marshal(src) if err != nil { t.Fatalf("marshaling to JSON failed: %v", err) } got := string(data) expected := `{"aggregations":{"avg_sum":{"avg":{"field":"height"}}},"moving_avg":{"buckets_path":"the_sum"}}` if got != expected { t.Errorf("expected\n%s\n,got:\n%s", expected, got) } }