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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 jwt_test
import (
"testing"
"time"
"github.com/tink-crypto/tink-go/v2/jwt"
"github.com/tink-crypto/tink-go/v2/keyset"
tinkpb "github.com/tink-crypto/tink-go/v2/proto/tink_go_proto"
)
// Benchmarks for JWT MAC algorithms.
var macBenchmarkTestCases = []struct {
name string
template *tinkpb.KeyTemplate
}{
{
name: "JWT_HS256",
template: jwt.HS256Template(),
}, {
name: "JWT_HS384",
template: jwt.HS384Template(),
}, {
name: "JWT_HS512",
template: jwt.HS512Template(),
},
}
func BenchmarkComputeMAC(b *testing.B) {
for _, tc := range macBenchmarkTestCases {
b.Run(tc.name, func(b *testing.B) {
b.ReportAllocs()
handle, err := keyset.NewHandle(tc.template)
if err != nil {
b.Fatal(err)
}
primitive, err := jwt.NewMAC(handle)
if err != nil {
b.Fatal(err)
}
expiresAt := time.Now().Add(time.Hour)
audience := "example audience"
subject := "example subject"
rawJWT, err := jwt.NewRawJWT(&jwt.RawJWTOptions{
Audience: &audience,
Subject: &subject,
ExpiresAt: &expiresAt,
})
if err != nil {
b.Fatal(err)
}
b.ResetTimer()
for i := 0; i < b.N; i++ {
if _, err = primitive.ComputeMACAndEncode(rawJWT); err != nil {
b.Fatal(err)
}
}
})
}
}
func BenchmarkVerifyMAC(b *testing.B) {
for _, tc := range macBenchmarkTestCases {
b.Run(tc.name, func(b *testing.B) {
b.ReportAllocs()
handle, err := keyset.NewHandle(tc.template)
if err != nil {
b.Fatal(err)
}
primitive, err := jwt.NewMAC(handle)
if err != nil {
b.Fatal(err)
}
expiresAt := time.Now().Add(time.Hour)
audience := "example audience"
subject := "example subject"
rawJWT, err := jwt.NewRawJWT(&jwt.RawJWTOptions{
Audience: &audience,
Subject: &subject,
ExpiresAt: &expiresAt,
})
if err != nil {
b.Fatal(err)
}
token, err := primitive.ComputeMACAndEncode(rawJWT)
if err != nil {
b.Fatal(err)
}
validator, err := jwt.NewValidator(&jwt.ValidatorOpts{ExpectedAudience: &audience})
if err != nil {
b.Fatal(err)
}
b.ResetTimer()
for i := 0; i < b.N; i++ {
if _, err := primitive.VerifyMACAndDecode(token, validator); err != nil {
b.Fatal(err)
}
}
})
}
}
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