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// 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 TestTermsAggregation(t *testing.T) {
agg := NewTermsAggregation().Field("gender").Size(10).OrderByTermDesc()
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 := `{"terms":{"field":"gender","order":[{"_term":"desc"}],"size":10}}`
if got != expected {
t.Errorf("expected\n%s\n,got:\n%s", expected, got)
}
}
func TestTermsAggregationWithSubAggregation(t *testing.T) {
subAgg := NewAvgAggregation().Field("height")
agg := NewTermsAggregation().Field("gender").Size(10).
OrderByAggregation("avg_height", false)
agg = agg.SubAggregation("avg_height", subAgg)
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_height":{"avg":{"field":"height"}}},"terms":{"field":"gender","order":[{"avg_height":"desc"}],"size":10}}`
if got != expected {
t.Errorf("expected\n%s\n,got:\n%s", expected, got)
}
}
func TestTermsAggregationWithMultipleSubAggregation(t *testing.T) {
subAgg1 := NewAvgAggregation().Field("height")
subAgg2 := NewAvgAggregation().Field("width")
agg := NewTermsAggregation().Field("gender").Size(10).
OrderByAggregation("avg_height", false)
agg = agg.SubAggregation("avg_height", subAgg1)
agg = agg.SubAggregation("avg_width", subAgg2)
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_height":{"avg":{"field":"height"}},"avg_width":{"avg":{"field":"width"}}},"terms":{"field":"gender","order":[{"avg_height":"desc"}],"size":10}}`
if got != expected {
t.Errorf("expected\n%s\n,got:\n%s", expected, got)
}
}
func TestTermsAggregationWithMetaData(t *testing.T) {
agg := NewTermsAggregation().Field("gender").Size(10).OrderByTermDesc()
agg = agg.Meta(map[string]interface{}{"name": "Oliver"})
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 := `{"meta":{"name":"Oliver"},"terms":{"field":"gender","order":[{"_term":"desc"}],"size":10}}`
if got != expected {
t.Errorf("expected\n%s\n,got:\n%s", expected, got)
}
}
func TestTermsAggregationWithMissing(t *testing.T) {
agg := NewTermsAggregation().Field("gender").Size(10).Missing("n/a")
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 := `{"terms":{"field":"gender","missing":"n/a","size":10}}`
if got != expected {
t.Errorf("expected\n%s\n,got:\n%s", expected, got)
}
}
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