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package testtools
import (
"bytes"
"encoding/json"
)
func CompareJSON(j1, j2 []byte) (bool, error) {
var err error
j1, err = SortAndCompactJSON(j1)
if err != nil {
return false, err
}
j2, err = SortAndCompactJSON(j2)
if err != nil {
return false, err
}
return (string(j1) == string(j2)), nil
}
func SortAndCompactJSON(j []byte) ([]byte, error) {
// Unmarshalling to an interface and marshalling back, will cause the fields to be sorted
var err error
var tmp interface{}
if err = json.Unmarshal(j, &tmp); err != nil {
return nil, err
}
j, err = json.Marshal(tmp)
if err != nil {
return nil, err
}
var out bytes.Buffer
json.Compact(&out, j)
return out.Bytes(), nil
}
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