mirror of
https://github.com/1f349/dendrite.git
synced 2024-11-13 23:31:34 +00:00
52 lines
1.5 KiB
Go
52 lines
1.5 KiB
Go
// Copyright 2020 The Matrix.org Foundation C.I.C.
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
package convert
|
|
|
|
import (
|
|
"bytes"
|
|
"crypto/ed25519"
|
|
"encoding/hex"
|
|
"testing"
|
|
|
|
"golang.org/x/crypto/curve25519"
|
|
)
|
|
|
|
func TestKeyConversion(t *testing.T) {
|
|
edPub, edPriv, err := ed25519.GenerateKey(nil)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
t.Log("Signing public:", hex.EncodeToString(edPub))
|
|
t.Log("Signing private:", hex.EncodeToString(edPriv))
|
|
|
|
cuPriv := Ed25519PrivateKeyToCurve25519(edPriv)
|
|
t.Log("Encryption private:", hex.EncodeToString(cuPriv))
|
|
|
|
cuPub := Ed25519PublicKeyToCurve25519(edPub)
|
|
t.Log("Converted encryption public:", hex.EncodeToString(cuPub))
|
|
|
|
var realPub, realPriv [32]byte
|
|
copy(realPriv[:32], cuPriv[:32])
|
|
curve25519.ScalarBaseMult(&realPub, &realPriv)
|
|
t.Log("Scalar-multed encryption public:", hex.EncodeToString(realPub[:]))
|
|
|
|
if !bytes.Equal(realPriv[:], cuPriv[:]) {
|
|
t.Fatal("Private keys should be equal (this means the test is broken)")
|
|
}
|
|
if !bytes.Equal(realPub[:], cuPub[:]) {
|
|
t.Fatal("Public keys should be equal")
|
|
}
|
|
}
|