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// Copyright 2022 The Sigstore Authors.
//
// 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 ca
import (
"encoding/pem"
"strings"
"testing"
"github.com/google/go-cmp/cmp"
"github.com/sigstore/sigstore/pkg/cryptoutils"
)
func TestCreateCSCFromDER(t *testing.T) {
tests := map[string]struct {
CertificatePEM string
ChainPEM []string
WantErr bool
}{
"Good certificate chain should parse without error": {
CertificatePEM: `-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----`,
ChainPEM: []string{
`-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----`,
},
WantErr: false,
},
}
for name, test := range tests {
t.Run(name, func(t *testing.T) {
var certDer []byte
{
buf := []byte(test.CertificatePEM)
block, _ := pem.Decode(buf)
if block == nil {
t.Fatal("bad certificate format")
}
certDer = block.Bytes
}
chainBytes := []byte(strings.Join(test.ChainPEM, ""))
chain, err := cryptoutils.UnmarshalCertificatesFromPEM(chainBytes)
if err != nil {
t.Fatal("bad ca chain format")
}
csc, err := CreateCSCFromDER(certDer, chain)
if err != nil {
if !test.WantErr {
t.Error(err)
}
return
}
gotCert, err := csc.CertPEM()
if err != nil {
t.Error(err)
}
if diff := cmp.Diff(gotCert, test.CertificatePEM); diff != "" {
t.Error(diff)
}
gotChain, err := csc.ChainPEM()
if err != nil {
t.Error(err)
}
if diff := cmp.Diff(gotChain, test.ChainPEM); diff != "" {
t.Error(diff)
}
})
}
}
func TestCreateCSCFromPEM(t *testing.T) {
tests := map[string]struct {
CertificatePEM string
ChainPEM []string
WantErr bool
}{
"Good certificate chain should parse without error": {
CertificatePEM: `-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----`,
ChainPEM: []string{
`-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----`,
},
WantErr: false,
},
"Bad leaf certificate format should error": {
CertificatePEM: `-----BEGIN CERTIFICATE-----
BOO!
-----END CERTIFICATE-----`,
ChainPEM: []string{
`-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----`,
},
WantErr: true,
},
"Bad chain certificate format should error": {
CertificatePEM: `-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----`,
ChainPEM: []string{
`-----BEGIN CERTIFICATE-----
BOO!
-----END CERTIFICATE-----`,
},
WantErr: true,
},
}
for name, test := range tests {
t.Run(name, func(t *testing.T) {
csc, err := CreateCSCFromPEM(test.CertificatePEM, test.ChainPEM)
if err != nil {
if !test.WantErr {
t.Error(err)
}
return
}
gotCert, err := csc.CertPEM()
if err != nil {
t.Error(err)
}
if diff := cmp.Diff(gotCert, test.CertificatePEM); diff != "" {
t.Error(diff)
}
gotChain, err := csc.ChainPEM()
if err != nil {
t.Error(err)
}
if diff := cmp.Diff(gotChain, test.ChainPEM); diff != "" {
t.Error(diff)
}
})
}
}
|
