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// Copyright 2024 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 daead_test
import (
"testing"
"github.com/tink-crypto/tink-go/v2/daead"
"github.com/tink-crypto/tink-go/v2/keyset"
"github.com/tink-crypto/tink-go/v2/subtle/random"
tinkpb "github.com/tink-crypto/tink-go/v2/proto/tink_go_proto"
)
// Benchmarks for Deterministic AEAD algorithms.
func BenchmarkAESSIV(b *testing.B) {
const (
plaintextSize = 16 * 1024
associatedDataSize = 256
)
testCases := []struct {
name string
template *tinkpb.KeyTemplate
}{
{
name: "AES256_SIV",
template: daead.AESSIVKeyTemplate(),
},
}
for _, tc := range testCases {
b.Run(tc.name, func(b *testing.B) {
b.ReportAllocs()
handle, err := keyset.NewHandle(tc.template)
if err != nil {
b.Fatal(err)
}
primitive, err := daead.New(handle)
if err != nil {
b.Fatal(err)
}
plaintext := random.GetRandomBytes(plaintextSize)
associatedData := random.GetRandomBytes(associatedDataSize)
b.ResetTimer()
for i := 0; i < b.N; i++ {
ciphertext, err := primitive.EncryptDeterministically(plaintext, associatedData)
if err != nil {
b.Fatal(err)
}
_, err = primitive.DecryptDeterministically(ciphertext, associatedData)
if err != nil {
b.Error(err)
}
}
})
}
}
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