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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 x509
import (
"crypto/x509"
"strings"
"testing"
"github.com/sigstore/timestamp-authority/pkg/x509/testutils"
)
func TestVerifyCertChain(t *testing.T) {
// success with leaf, intermediate, and root
rootCert, rootKey, _ := testutils.GenerateRootCa()
subCert, subKey, _ := testutils.GenerateSubordinateCa(rootCert, rootKey)
leafCert, leafKey, _ := testutils.GenerateLeafCert(subCert, subKey)
if err := VerifyCertChain([]*x509.Certificate{leafCert, subCert, rootCert}, leafKey); err != nil {
t.Fatalf("unexpected failure verifying certificate chain: %v", err)
}
// success with leaf and root
leafFromRootCert, leafFromRootKey, _ := testutils.GenerateLeafCert(rootCert, rootKey)
if err := VerifyCertChain([]*x509.Certificate{leafFromRootCert, rootCert}, leafFromRootKey); err != nil {
t.Fatalf("unexpected failure verifying certificate chain: %v", err)
}
// failure: not enough certificates
if err := VerifyCertChain([]*x509.Certificate{leafCert}, leafKey); err == nil || !strings.Contains(err.Error(), "must contain at least two") {
t.Fatalf("expected failure verifying certificate chain: %v", err)
}
// failure: mismatched public key
if err := VerifyCertChain([]*x509.Certificate{leafCert, subCert, rootCert}, leafFromRootKey); err == nil || !strings.Contains(err.Error(), "public keys are not equal") {
t.Fatalf("expected failure verifying certificate chain: %v", err)
}
}
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