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Adds tests for CSC marshal/unmarshal
Signed-off-by: Nathan Smith <nathan@chainguard.dev>
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Nathan Smith
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May 11, 2022
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,220 @@ | ||
| // 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----- | ||
| MIICFDCCAZmgAwIBAgIUAPsd9CUVr9TNG8nRzYHJrC/ZjtowCgYIKoZIzj0EAwMw | ||
| KjEVMBMGA1UEChMMc2lnc3RvcmUuZGV2MREwDwYDVQQDEwhzaWdzdG9yZTAeFw0y | ||
| MjA1MTExNjI4MjRaFw0yMjA1MTExNjM4MjNaMAAwWTATBgcqhkjOPQIBBggqhkjO | ||
| PQMBBwNCAATGZIJr9odbCYVecVDp9LB1Ye9ehw7tCvPphaKQY832ftnRYFluAb6G | ||
| TtsmHqms4TXsTbvKHFJ9IxtvS6m2uJ6ao4HGMIHDMA4GA1UdDwEB/wQEAwIHgDAT | ||
| BgNVHSUEDDAKBggrBgEFBQcDAzAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBTAROUd | ||
| EzzWfUH12GTQKrm84cGngTAfBgNVHSMEGDAWgBRYwB5fkUWlZql6zJChkyLQKsXF | ||
| +jAjBgNVHREBAf8EGTAXgRVuYXRoYW5AY2hhaW5ndWFyZC5kZXYwKQYKKwYBBAGD | ||
| vzABAQQbaHR0cHM6Ly9hY2NvdW50cy5nb29nbGUuY29tMAoGCCqGSM49BAMDA2kA | ||
| MGYCMQDUnEwydrGWXaMdhE4JXvNAxAPI6iZzDFZAmqTsOyeSV1LWeFQIgrOGHQwB | ||
| ObpE85YCMQCNhS9zht0xv7j2FGuLshR3aLMTzY3UFBC3pEcI+yy4hI12MHh4laKT | ||
| yhW8MpHgDWs= | ||
| -----END CERTIFICATE-----`, | ||
| ChainPEM: []string{ | ||
| `-----BEGIN CERTIFICATE----- | ||
| MIIB9zCCAXygAwIBAgIUALZNAPFdxHPwjeDloDwyYChAO/4wCgYIKoZIzj0EAwMw | ||
| KjEVMBMGA1UEChMMc2lnc3RvcmUuZGV2MREwDwYDVQQDEwhzaWdzdG9yZTAeFw0y | ||
| MTEwMDcxMzU2NTlaFw0zMTEwMDUxMzU2NThaMCoxFTATBgNVBAoTDHNpZ3N0b3Jl | ||
| LmRldjERMA8GA1UEAxMIc2lnc3RvcmUwdjAQBgcqhkjOPQIBBgUrgQQAIgNiAAT7 | ||
| XeFT4rb3PQGwS4IajtLk3/OlnpgangaBclYpsYBr5i+4ynB07ceb3LP0OIOZdxex | ||
| X69c5iVuyJRQ+Hz05yi+UF3uBWAlHpiS5sh0+H2GHE7SXrk1EC5m1Tr19L9gg92j | ||
| YzBhMA4GA1UdDwEB/wQEAwIBBjAPBgNVHRMBAf8EBTADAQH/MB0GA1UdDgQWBBRY | ||
| wB5fkUWlZql6zJChkyLQKsXF+jAfBgNVHSMEGDAWgBRYwB5fkUWlZql6zJChkyLQ | ||
| KsXF+jAKBggqhkjOPQQDAwNpADBmAjEAj1nHeXZp+13NWBNa+EDsDP8G1WWg1tCM | ||
| WP/WHPqpaVo0jhsweNFZgSs0eE7wYI4qAjEA2WB9ot98sIkoF3vZYdd3/VtWB5b9 | ||
| TNMea7Ix/stJ5TfcLLeABLE4BNJOsQ4vnBHJ | ||
| -----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----- | ||
| MIICFDCCAZmgAwIBAgIUAPsd9CUVr9TNG8nRzYHJrC/ZjtowCgYIKoZIzj0EAwMw | ||
| KjEVMBMGA1UEChMMc2lnc3RvcmUuZGV2MREwDwYDVQQDEwhzaWdzdG9yZTAeFw0y | ||
| MjA1MTExNjI4MjRaFw0yMjA1MTExNjM4MjNaMAAwWTATBgcqhkjOPQIBBggqhkjO | ||
| PQMBBwNCAATGZIJr9odbCYVecVDp9LB1Ye9ehw7tCvPphaKQY832ftnRYFluAb6G | ||
| TtsmHqms4TXsTbvKHFJ9IxtvS6m2uJ6ao4HGMIHDMA4GA1UdDwEB/wQEAwIHgDAT | ||
| BgNVHSUEDDAKBggrBgEFBQcDAzAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBTAROUd | ||
| EzzWfUH12GTQKrm84cGngTAfBgNVHSMEGDAWgBRYwB5fkUWlZql6zJChkyLQKsXF | ||
| +jAjBgNVHREBAf8EGTAXgRVuYXRoYW5AY2hhaW5ndWFyZC5kZXYwKQYKKwYBBAGD | ||
| vzABAQQbaHR0cHM6Ly9hY2NvdW50cy5nb29nbGUuY29tMAoGCCqGSM49BAMDA2kA | ||
| MGYCMQDUnEwydrGWXaMdhE4JXvNAxAPI6iZzDFZAmqTsOyeSV1LWeFQIgrOGHQwB | ||
| ObpE85YCMQCNhS9zht0xv7j2FGuLshR3aLMTzY3UFBC3pEcI+yy4hI12MHh4laKT | ||
| yhW8MpHgDWs= | ||
| -----END CERTIFICATE-----`, | ||
| ChainPEM: []string{ | ||
| `-----BEGIN CERTIFICATE----- | ||
| MIIB9zCCAXygAwIBAgIUALZNAPFdxHPwjeDloDwyYChAO/4wCgYIKoZIzj0EAwMw | ||
| KjEVMBMGA1UEChMMc2lnc3RvcmUuZGV2MREwDwYDVQQDEwhzaWdzdG9yZTAeFw0y | ||
| MTEwMDcxMzU2NTlaFw0zMTEwMDUxMzU2NThaMCoxFTATBgNVBAoTDHNpZ3N0b3Jl | ||
| LmRldjERMA8GA1UEAxMIc2lnc3RvcmUwdjAQBgcqhkjOPQIBBgUrgQQAIgNiAAT7 | ||
| XeFT4rb3PQGwS4IajtLk3/OlnpgangaBclYpsYBr5i+4ynB07ceb3LP0OIOZdxex | ||
| X69c5iVuyJRQ+Hz05yi+UF3uBWAlHpiS5sh0+H2GHE7SXrk1EC5m1Tr19L9gg92j | ||
| YzBhMA4GA1UdDwEB/wQEAwIBBjAPBgNVHRMBAf8EBTADAQH/MB0GA1UdDgQWBBRY | ||
| wB5fkUWlZql6zJChkyLQKsXF+jAfBgNVHSMEGDAWgBRYwB5fkUWlZql6zJChkyLQ | ||
| KsXF+jAKBggqhkjOPQQDAwNpADBmAjEAj1nHeXZp+13NWBNa+EDsDP8G1WWg1tCM | ||
| WP/WHPqpaVo0jhsweNFZgSs0eE7wYI4qAjEA2WB9ot98sIkoF3vZYdd3/VtWB5b9 | ||
| TNMea7Ix/stJ5TfcLLeABLE4BNJOsQ4vnBHJ | ||
| -----END CERTIFICATE-----`, | ||
| }, | ||
| WantErr: false, | ||
| }, | ||
| "Bad leaf certificate format should error": { | ||
| CertificatePEM: `-----BEGIN CERTIFICATE----- | ||
| BOO! | ||
| -----END CERTIFICATE-----`, | ||
| ChainPEM: []string{ | ||
| `-----BEGIN CERTIFICATE----- | ||
| MIIB9zCCAXygAwIBAgIUALZNAPFdxHPwjeDloDwyYChAO/4wCgYIKoZIzj0EAwMw | ||
| KjEVMBMGA1UEChMMc2lnc3RvcmUuZGV2MREwDwYDVQQDEwhzaWdzdG9yZTAeFw0y | ||
| MTEwMDcxMzU2NTlaFw0zMTEwMDUxMzU2NThaMCoxFTATBgNVBAoTDHNpZ3N0b3Jl | ||
| LmRldjERMA8GA1UEAxMIc2lnc3RvcmUwdjAQBgcqhkjOPQIBBgUrgQQAIgNiAAT7 | ||
| XeFT4rb3PQGwS4IajtLk3/OlnpgangaBclYpsYBr5i+4ynB07ceb3LP0OIOZdxex | ||
| X69c5iVuyJRQ+Hz05yi+UF3uBWAlHpiS5sh0+H2GHE7SXrk1EC5m1Tr19L9gg92j | ||
| YzBhMA4GA1UdDwEB/wQEAwIBBjAPBgNVHRMBAf8EBTADAQH/MB0GA1UdDgQWBBRY | ||
| wB5fkUWlZql6zJChkyLQKsXF+jAfBgNVHSMEGDAWgBRYwB5fkUWlZql6zJChkyLQ | ||
| KsXF+jAKBggqhkjOPQQDAwNpADBmAjEAj1nHeXZp+13NWBNa+EDsDP8G1WWg1tCM | ||
| WP/WHPqpaVo0jhsweNFZgSs0eE7wYI4qAjEA2WB9ot98sIkoF3vZYdd3/VtWB5b9 | ||
| TNMea7Ix/stJ5TfcLLeABLE4BNJOsQ4vnBHJ | ||
| -----END CERTIFICATE-----`, | ||
| }, | ||
| WantErr: true, | ||
| }, | ||
| "Bad chain certificate format should error": { | ||
| CertificatePEM: `-----BEGIN CERTIFICATE----- | ||
| MIICFDCCAZmgAwIBAgIUAPsd9CUVr9TNG8nRzYHJrC/ZjtowCgYIKoZIzj0EAwMw | ||
| KjEVMBMGA1UEChMMc2lnc3RvcmUuZGV2MREwDwYDVQQDEwhzaWdzdG9yZTAeFw0y | ||
| MjA1MTExNjI4MjRaFw0yMjA1MTExNjM4MjNaMAAwWTATBgcqhkjOPQIBBggqhkjO | ||
| PQMBBwNCAATGZIJr9odbCYVecVDp9LB1Ye9ehw7tCvPphaKQY832ftnRYFluAb6G | ||
| TtsmHqms4TXsTbvKHFJ9IxtvS6m2uJ6ao4HGMIHDMA4GA1UdDwEB/wQEAwIHgDAT | ||
| BgNVHSUEDDAKBggrBgEFBQcDAzAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBTAROUd | ||
| EzzWfUH12GTQKrm84cGngTAfBgNVHSMEGDAWgBRYwB5fkUWlZql6zJChkyLQKsXF | ||
| +jAjBgNVHREBAf8EGTAXgRVuYXRoYW5AY2hhaW5ndWFyZC5kZXYwKQYKKwYBBAGD | ||
| vzABAQQbaHR0cHM6Ly9hY2NvdW50cy5nb29nbGUuY29tMAoGCCqGSM49BAMDA2kA | ||
| MGYCMQDUnEwydrGWXaMdhE4JXvNAxAPI6iZzDFZAmqTsOyeSV1LWeFQIgrOGHQwB | ||
| ObpE85YCMQCNhS9zht0xv7j2FGuLshR3aLMTzY3UFBC3pEcI+yy4hI12MHh4laKT | ||
| yhW8MpHgDWs= | ||
| -----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) | ||
| } | ||
| }) | ||
| } | ||
| } |