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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 TestSerialDiffAggregation(t *testing.T) {
- agg := NewSerialDiffAggregation().BucketsPath("the_sum").Lag(7)
- 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 := `{"serial_diff":{"buckets_path":"the_sum","lag":7}}`
- if got != expected {
- t.Errorf("expected\n%s\n,got:\n%s", expected, got)
- }
- }
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