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// Copyright 2023 Google LLC
//
// 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 keyderivation_test
import (
"testing"
"google.golang.org/protobuf/proto"
"github.com/tink-crypto/tink-go/v2/aead"
"github.com/tink-crypto/tink-go/v2/keyset"
"github.com/tink-crypto/tink-go/v2/prf"
prfderpb "github.com/tink-crypto/tink-go/v2/proto/prf_based_deriver_go_proto"
tinkpb "github.com/tink-crypto/tink-go/v2/proto/tink_go_proto"
)
func TestDeriveKeyset_CreateKeysetFailsWithInconsistentOutputPrefixTypes(t *testing.T) {
keyFormat := &prfderpb.PrfBasedDeriverKeyFormat{
PrfKeyTemplate: prf.HKDFSHA256PRFKeyTemplate(),
Params: &prfderpb.PrfBasedDeriverParams{
DerivedKeyTemplate: aead.AES256GCMNoPrefixKeyTemplate(),
},
}
serializedFormat, err := proto.Marshal(keyFormat)
if err != nil {
t.Fatalf("proto.Marshal() err = %v, want nil", err)
}
template := &tinkpb.KeyTemplate{
TypeUrl: "type.googleapis.com/google.crypto.tink.PrfBasedDeriverKey",
OutputPrefixType: tinkpb.OutputPrefixType_TINK,
Value: serializedFormat,
}
if _, err := keyset.NewHandle(template); err == nil {
t.Errorf("keyset.NewHandle() err = nil, want non-nil")
}
}
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