storj/pkg/pb/compatibility_test.go

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// Copyright (C) 2019 Storj Labs, Inc.
// See LICENSE for copying information.
package pb_test
import (
fmt "fmt"
"reflect"
"sort"
"strings"
"testing"
"github.com/stretchr/testify/assert"
"storj.io/storj/pkg/pb"
)
func TestCompatibility(t *testing.T) {
// when these fail, the X and XSigning definitions are out of sync
// remember to update the conversions in auth/signing
check(t, pb.OrderLimit{}, pb.OrderLimitSigning{})
check(t, pb.Order{}, pb.OrderSigning{})
check(t, pb.PieceHash{}, pb.PieceHashSigning{})
}
func check(t *testing.T, a, b interface{}) {
afields := fields(a)
bfields := fields(b)
assert.Equal(t, afields, bfields, fmt.Sprintf("%T and %T definitions don't match", a, b))
}
type Field struct {
Name string
Type string
Index string
}
func fields(v interface{}) []Field {
t := reflect.ValueOf(v).Type()
if t.Kind() != reflect.Struct {
panic(t.Kind())
}
var fields []Field
for i := 0; i < t.NumField(); i++ {
f := t.Field(i)
tag := f.Tag.Get("protobuf")
if tag == "" {
continue
}
tags := strings.Split(tag, ",")
fields = append(fields, Field{
Name: f.Name,
Type: tags[0],
Index: tags[1],
})
}
sort.Slice(fields, func(i, k int) bool {
return fields[i].Name < fields[k].Name
})
return fields
}