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signature_test.go
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signature_test.go
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// Copyright (c) 2021 Andreas Auernhammer. All rights reserved.
// Use of this source code is governed by a license that can be
// found in the LICENSE file.
package minisign
import (
"strings"
"testing"
)
func TestEqualSignature(t *testing.T) {
for i, test := range equalSignatureTests {
equal := test.A.Equal(test.B)
if equal != test.Equal {
t.Fatalf("Test %d: got 'equal=%v' - want 'equal=%v", i, equal, test.Equal)
}
if revEqual := test.B.Equal(test.A); equal != revEqual {
t.Fatalf("Test %d: A == B is %v but B == A is %v", i, equal, revEqual)
}
}
}
func TestMarshalInvalidSignature(t *testing.T) {
var signature Signature
if _, err := signature.MarshalText(); err == nil {
t.Fatal("Marshaling invalid signature succeeded")
}
}
func TestMarshalSignatureRoundtrip(t *testing.T) {
for i, test := range marshalSignatureTests {
text, err := test.Signature.MarshalText()
if err != nil {
t.Fatalf("Test %d: failed to marshal signature: %v", i, err)
}
var signature Signature
if err = signature.UnmarshalText(text); err != nil {
t.Fatalf("Test %d: failed to unmarshal signature: %v", i, err)
}
if !signature.Equal(test.Signature) {
t.Fatalf("Test %d: signature mismatch: got '%v' - want '%v'", i, signature, test.Signature)
}
}
}
func TestUnmarshalSignature(t *testing.T) {
for i, test := range unmarshalSignatureTests {
var signature Signature
err := signature.UnmarshalText([]byte(test.Text))
if err == nil && test.ShouldFail {
t.Fatalf("Test %d: should have failed but passed", i)
}
if err != nil && !test.ShouldFail {
t.Fatalf("Test %d: failed to unmarshal signature: %v", i, err)
}
if err == nil {
if !signature.Equal(test.Signature) {
t.Fatalf("Test %d: signatures are not equal: got '%s' - want '%s'", i, signature, test.Signature)
}
if signature.UntrustedComment != test.Signature.UntrustedComment {
t.Fatalf("Test %d: untrusted comment mismatch: got '%s' - want '%s'", i, signature.UntrustedComment, test.Signature.UntrustedComment)
}
}
}
}
func TestSignatureCarriageReturn(t *testing.T) {
signature, err := SignatureFromFile("./internal/testdata/robtest.ps1.minisig")
if err != nil {
t.Fatalf("Failed to read signature from file: %v", err)
}
if strings.HasSuffix(signature.UntrustedComment, "\r") {
t.Fatal("Untrusted comment ends with a carriage return")
}
if strings.HasSuffix(signature.TrustedComment, "\r") {
t.Fatal("Trusted comment ends with a carriage return")
}
}
var equalSignatureTests = []struct {
A, B Signature
Equal bool
}{
{
A: Signature{}, B: Signature{}, Equal: true,
},
{
A: Signature{
Algorithm: EdDSA,
KeyID: 0xe7620f1842b4e81f,
UntrustedComment: `signature from minisign secret key`,
TrustedComment: `timestamp:1591521248 file:minisign-0.9.tar.gz`,
Signature: [64]byte{20, 99, 118, 100, 132, 21, 202, 44, 47, 123, 240, 66, 228, 28, 175, 132, 143, 49, 11, 188, 252, 49, 53, 73, 106, 154, 66, 249, 67, 203, 35, 77, 156, 24, 226, 182, 244, 241, 252, 5, 244, 97, 127, 41, 191, 156, 128, 14, 117, 64, 157, 164, 36, 146, 238, 203, 151, 33, 174, 82, 239, 66, 73, 10},
CommentSignature: [64]byte{148, 178, 205, 92, 217, 151, 10, 78, 112, 147, 154, 17, 47, 24, 233, 136, 141, 16, 37, 217, 29, 77, 64, 75, 217, 55, 69, 178, 114, 188, 40, 93, 6, 130, 93, 121, 211, 7, 19, 198, 190, 160, 33, 49, 136, 129, 80, 249, 121, 170, 165, 216, 105, 97, 230, 151, 208, 109, 244, 227, 46, 121, 241, 15},
},
B: Signature{
Algorithm: EdDSA,
KeyID: 0xe7620f1842b4e81f,
UntrustedComment: `signature from minisign secret key`,
TrustedComment: `timestamp:1591521248 file:minisign-0.9.tar.gz`,
Signature: [64]byte{20, 99, 118, 100, 132, 21, 202, 44, 47, 123, 240, 66, 228, 28, 175, 132, 143, 49, 11, 188, 252, 49, 53, 73, 106, 154, 66, 249, 67, 203, 35, 77, 156, 24, 226, 182, 244, 241, 252, 5, 244, 97, 127, 41, 191, 156, 128, 14, 117, 64, 157, 164, 36, 146, 238, 203, 151, 33, 174, 82, 239, 66, 73, 10},
CommentSignature: [64]byte{148, 178, 205, 92, 217, 151, 10, 78, 112, 147, 154, 17, 47, 24, 233, 136, 141, 16, 37, 217, 29, 77, 64, 75, 217, 55, 69, 178, 114, 188, 40, 93, 6, 130, 93, 121, 211, 7, 19, 198, 190, 160, 33, 49, 136, 129, 80, 249, 121, 170, 165, 216, 105, 97, 230, 151, 208, 109, 244, 227, 46, 121, 241, 15},
},
Equal: true,
},
{
A: Signature{UntrustedComment: "signature A"},
B: Signature{UntrustedComment: "signature B"},
Equal: true,
},
{
A: Signature{Algorithm: EdDSA},
B: Signature{Algorithm: HashEdDSA},
Equal: false, // Algorithm differs
},
{
A: Signature{KeyID: 0xe7620f1842b4e81f},
B: Signature{KeyID: 0x1fe8b442180f62e7},
Equal: false, // KeyID differs
},
{
A: Signature{TrustedComment: `timestamp:1591521248 file:minisign-0.9.tar.gz`},
B: Signature{TrustedComment: `timestamp:1591521249 file:minisign-0.9.tar.gz`},
Equal: false, // TrustedComment differs
},
{
A: Signature{Signature: [64]byte{20, 99, 118, 100, 132, 21, 202, 44, 47, 123, 240, 66, 228, 28, 175, 132, 143, 49, 11, 188, 252, 49, 53, 73, 106, 154, 66, 249, 67, 203, 35, 77, 156, 24, 226, 182, 244, 241, 252, 5, 244, 97, 127, 41, 191, 156, 128, 14, 117, 64, 157, 164, 36, 146, 238, 203, 151, 33, 174, 82, 239, 66, 73, 10}},
B: Signature{Signature: [64]byte{148, 178, 205, 92, 217, 151, 10, 78, 112, 147, 154, 17, 47, 24, 233, 136, 141, 16, 37, 217, 29, 77, 64, 75, 217, 55, 69, 178, 114, 188, 40, 93, 6, 130, 93, 121, 211, 7, 19, 198, 190, 160, 33, 49, 136, 129, 80, 249, 121, 170, 165, 216, 105, 97, 230, 151, 208, 109, 244, 227, 46, 121, 241, 15}},
Equal: false, // Signature differs
},
{
A: Signature{CommentSignature: [64]byte{20, 99, 118, 100, 132, 21, 202, 44, 47, 123, 240, 66, 228, 28, 175, 132, 143, 49, 11, 188, 252, 49, 53, 73, 106, 154, 66, 249, 67, 203, 35, 77, 156, 24, 226, 182, 244, 241, 252, 5, 244, 97, 127, 41, 191, 156, 128, 14, 117, 64, 157, 164, 36, 146, 238, 203, 151, 33, 174, 82, 239, 66, 73, 10}},
B: Signature{CommentSignature: [64]byte{148, 178, 205, 92, 217, 151, 10, 78, 112, 147, 154, 17, 47, 24, 233, 136, 141, 16, 37, 217, 29, 77, 64, 75, 217, 55, 69, 178, 114, 188, 40, 93, 6, 130, 93, 121, 211, 7, 19, 198, 190, 160, 33, 49, 136, 129, 80, 249, 121, 170, 165, 216, 105, 97, 230, 151, 208, 109, 244, 227, 46, 121, 241, 15}},
Equal: false, // CommentSignature differs
},
}
var marshalSignatureTests = []struct {
Signature Signature
}{
{
Signature: Signature{
Algorithm: EdDSA,
},
},
{
Signature: Signature{
Algorithm: EdDSA,
KeyID: 0xe7620f1842b4e81f,
},
},
{
Signature: Signature{
Algorithm: EdDSA,
KeyID: 0xe7620f1842b4e81f,
UntrustedComment: `signature from minisign secret key`,
},
},
{
Signature: Signature{
Algorithm: EdDSA,
KeyID: 0xe7620f1842b4e81f,
UntrustedComment: `signature from minisign secret key`,
TrustedComment: `timestamp:1591521248 file:minisign-0.9.tar.gz`,
},
},
{
Signature: Signature{
Algorithm: EdDSA,
KeyID: 0xe7620f1842b4e81f,
UntrustedComment: `signature from minisign secret key`,
TrustedComment: `timestamp:1591521248 file:minisign-0.9.tar.gz`,
Signature: [64]byte{20, 99, 118, 100, 132, 21, 202, 44, 47, 123, 240, 66, 228, 28, 175, 132, 143, 49, 11, 188, 252, 49, 53, 73, 106, 154, 66, 249, 67, 203, 35, 77, 156, 24, 226, 182, 244, 241, 252, 5, 244, 97, 127, 41, 191, 156, 128, 14, 117, 64, 157, 164, 36, 146, 238, 203, 151, 33, 174, 82, 239, 66, 73, 10},
},
},
{
Signature: Signature{
Algorithm: EdDSA,
KeyID: 0xe7620f1842b4e81f,
UntrustedComment: `signature from minisign secret key`,
TrustedComment: `timestamp:1591521248 file:minisign-0.9.tar.gz`,
Signature: [64]byte{20, 99, 118, 100, 132, 21, 202, 44, 47, 123, 240, 66, 228, 28, 175, 132, 143, 49, 11, 188, 252, 49, 53, 73, 106, 154, 66, 249, 67, 203, 35, 77, 156, 24, 226, 182, 244, 241, 252, 5, 244, 97, 127, 41, 191, 156, 128, 14, 117, 64, 157, 164, 36, 146, 238, 203, 151, 33, 174, 82, 239, 66, 73, 10},
CommentSignature: [64]byte{148, 178, 205, 92, 217, 151, 10, 78, 112, 147, 154, 17, 47, 24, 233, 136, 141, 16, 37, 217, 29, 77, 64, 75, 217, 55, 69, 178, 114, 188, 40, 93, 6, 130, 93, 121, 211, 7, 19, 198, 190, 160, 33, 49, 136, 129, 80, 249, 121, 170, 165, 216, 105, 97, 230, 151, 208, 109, 244, 227, 46, 121, 241, 15},
},
},
}
var unmarshalSignatureTests = []struct {
Text string
Signature Signature
ShouldFail bool
}{
{
Text: `untrusted comment: signature from minisign secret key
RWQf6LRCGA9i5xRjdmSEFcosL3vwQuQcr4SPMQu8/DE1SWqaQvlDyyNNnBjitvTx/AX0YX8pv5yADnVAnaQkku7LlyGuUu9CSQo=
trusted comment: timestamp:1591521248 file:minisign-0.9.tar.gz
lLLNXNmXCk5wk5oRLxjpiI0QJdkdTUBL2TdFsnK8KF0Ggl150wcTxr6gITGIgVD5eaql2Glh5pfQbfTjLnnxDw==`,
Signature: Signature{
Algorithm: EdDSA,
KeyID: 0xe7620f1842b4e81f,
UntrustedComment: `signature from minisign secret key`,
TrustedComment: `timestamp:1591521248 file:minisign-0.9.tar.gz`,
Signature: [64]byte{20, 99, 118, 100, 132, 21, 202, 44, 47, 123, 240, 66, 228, 28, 175, 132, 143, 49, 11, 188, 252, 49, 53, 73, 106, 154, 66, 249, 67, 203, 35, 77, 156, 24, 226, 182, 244, 241, 252, 5, 244, 97, 127, 41, 191, 156, 128, 14, 117, 64, 157, 164, 36, 146, 238, 203, 151, 33, 174, 82, 239, 66, 73, 10},
CommentSignature: [64]byte{148, 178, 205, 92, 217, 151, 10, 78, 112, 147, 154, 17, 47, 24, 233, 136, 141, 16, 37, 217, 29, 77, 64, 75, 217, 55, 69, 178, 114, 188, 40, 93, 6, 130, 93, 121, 211, 7, 19, 198, 190, 160, 33, 49, 136, 129, 80, 249, 121, 170, 165, 216, 105, 97, 230, 151, 208, 109, 244, 227, 46, 121, 241, 15},
},
},
{
Text: `untrusted comment: signature from minisign secret key
RWQf6LRCGA9i5xRjdmSEFcosL3vwQuQcr4SPMQu8/DE1SWqaQvlDyyNNnBjitvTx/AX0YX8pv5yADnVAnaQkku7LlyGuUu9CSQo=
trusted comment: timestamp:1591521248 file:minisign-0.9.tar.gz
lLLNXNmXCk5wk5oRLxjpiI0QJdkdTUBL2TdFsnK8KF0Ggl150wcTxr6gITGIgVD5eaql2Glh5pfQbfTjLnnxDw==` + "\n\r\n",
Signature: Signature{
Algorithm: EdDSA,
KeyID: 0xe7620f1842b4e81f,
UntrustedComment: `signature from minisign secret key`,
TrustedComment: `timestamp:1591521248 file:minisign-0.9.tar.gz`,
Signature: [64]byte{20, 99, 118, 100, 132, 21, 202, 44, 47, 123, 240, 66, 228, 28, 175, 132, 143, 49, 11, 188, 252, 49, 53, 73, 106, 154, 66, 249, 67, 203, 35, 77, 156, 24, 226, 182, 244, 241, 252, 5, 244, 97, 127, 41, 191, 156, 128, 14, 117, 64, 157, 164, 36, 146, 238, 203, 151, 33, 174, 82, 239, 66, 73, 10},
CommentSignature: [64]byte{148, 178, 205, 92, 217, 151, 10, 78, 112, 147, 154, 17, 47, 24, 233, 136, 141, 16, 37, 217, 29, 77, 64, 75, 217, 55, 69, 178, 114, 188, 40, 93, 6, 130, 93, 121, 211, 7, 19, 198, 190, 160, 33, 49, 136, 129, 80, 249, 121, 170, 165, 216, 105, 97, 230, 151, 208, 109, 244, 227, 46, 121, 241, 15},
},
},
// Invalid signatures
{
Text: `RWQf6LRCGA9i5xRjdmSEFcosL3vwQuQcr4SPMQu8/DE1SWqaQvlDyyNNnBjitvTx/AX0YX8pv5yADnVAnaQkku7LlyGuUu9CSQo=
trusted comment: timestamp:1591521248 file:minisign-0.9.tar.gz
lLLNXNmXCk5wk5oRLxjpiI0QJdkdTUBL2TdFsnK8KF0Ggl150wcTxr6gITGIgVD5eaql2Glh5pfQbfTjLnnxDw==`,
ShouldFail: true, // Missing untrusted comment
},
{
Text: `untrusted: signature from minisign secret key
RWQf6LRCGA9i5xRjdmSEFcosL3vwQuQcr4SPMQu8/DE1SWqaQvlDyyNNnBjitvTx/AX0YX8pv5yADnVAnaQkku7LlyGuUu9CSQo=
trusted comment: timestamp:1591521248 file:minisign-0.9.tar.gz
lLLNXNmXCk5wk5oRLxjpiI0QJdkdTUBL2TdFsnK8KF0Ggl150wcTxr6gITGIgVD5eaql2Glh5pfQbfTjLnnxDw==`,
ShouldFail: true, // Invalid untrusted comment - wrong prefix
},
{
Text: `untrusted comment: signature from minisign secret key
trusted comment: timestamp:1591521248 file:minisign-0.9.tar.gz
lLLNXNmXCk5wk5oRLxjpiI0QJdkdTUBL2TdFsnK8KF0Ggl150wcTxr6gITGIgVD5eaql2Glh5pfQbfTjLnnxDw==`,
ShouldFail: true, // Missing signature value
},
{
Text: `untrusted comment: signature from minisign secret key
31TR+QBxE86BOJz1U46pc1lM1zEvMLBDTE255CHxFFLFcn4qPd3Q77xJTF2Y2IkDNqrTOCaZ43PQjSv9kIrnHXXwW0dwKnj
trusted comment: timestamp:1591521248 file:minisign-0.9.tar.gz
lLLNXNmXCk5wk5oRLxjpiI0QJdkdTUBL2TdFsnK8KF0Ggl150wcTxr6gITGIgVD5eaql2Glh5pfQbfTjLnnxDw==`,
ShouldFail: true, // Invalid signature value - invalid base64
},
{
Text: `untrusted comment: signature from minisign secret key
f4IYNY3p6K5CYtfB+dhN6Y+Fi+F6wWI0r+VjLwDE0q23wB1Opso6w/MJd9YGIU/HBs04flXnak37x/s2QhWAZlSCdbQYX7Q=
trusted comment: timestamp:1591521248 file:minisign-0.9.tar.gz
lLLNXNmXCk5wk5oRLxjpiI0QJdkdTUBL2TdFsnK8KF0Ggl150wcTxr6gITGIgVD5eaql2Glh5pfQbfTjLnnxDw==`,
ShouldFail: true, // Invalid signature value - invalid size
},
{
Text: `untrusted comment: signature from minisign secret key
RWQf6LRCGA9i5xRjdmSEFcosL3vwQuQcr4SPMQu8/DE1SWqaQvlDyyNNnBjitvTx/AX0YX8pv5yADnVAnaQkku7LlyGuUu9CSQo=
lLLNXNmXCk5wk5oRLxjpiI0QJdkdTUBL2TdFsnK8KF0Ggl150wcTxr6gITGIgVD5eaql2Glh5pfQbfTjLnnxDw==` + "\n\r\n",
ShouldFail: true, // Missing trusted comment
},
{
Text: `untrusted comment: signature from minisign secret key
RWQf6LRCGA9i5xRjdmSEFcosL3vwQuQcr4SPMQu8/DE1SWqaQvlDyyNNnBjitvTx/AX0YX8pv5yADnVAnaQkku7LlyGuUu9CSQo=
comment: timestamp:1591521248 file:minisign-0.9.tar.gz
lLLNXNmXCk5wk5oRLxjpiI0QJdkdTUBL2TdFsnK8KF0Ggl150wcTxr6gITGIgVD5eaql2Glh5pfQbfTjLnnxDw==` + "\n\r\n",
ShouldFail: true, // Invalid trusted comment - wrong prefix
},
{
Text: `untrusted comment: signature from minisign secret key
RWQf6LRCGA9i5xRjdmSEFcosL3vwQuQcr4SPMQu8/DE1SWqaQvlDyyNNnBjitvTx/AX0YX8pv5yADnVAnaQkku7LlyGuUu9CSQo=
trusted comment: timestamp:1591521248 file:minisign-0.9.tar.gz`,
ShouldFail: true, // Missing comment signature
},
{
Text: `untrusted comment: signature from minisign secret key
RWQf6LRCGA9i5xRjdmSEFcosL3vwQuQcr4SPMQu8/DE1SWqaQvlDyyNNnBjitvTx/AX0YX8pv5yADnVAnaQkku7LlyGuUu9CSQo=
trusted comment: timestamp:1591521248 file:minisign-0.9.tar.gz
Bqq219+sDloDkxHiCLcR5sTxrbl+qMS4oEnZ+IrZ4JDH5BxAzKehjoWSch3nbyNT96c/jz+XQjj4zd492skB_w==`,
ShouldFail: true, // Invalid comment signature - invalid base64
},
{
Text: `untrusted comment: signature from minisign secret key
RWQf6LRCGA9i5xRjdmSEFcosL3vwQuQcr4SPMQu8/DE1SWqaQvlDyyNNnBjitvTx/AX0YX8pv5yADnVAnaQkku7LlyGuUu9CSQo=
trusted comment: timestamp:1591521248 file:minisign-0.9.tar.gz
nqGtUS55Xhx/VzvCGtWjtsnlcItcsp0hzl/40j3oRkyJAISXHTakVQKK2VBBMyjBfhZTRRlEputvn/dNdC/Dh6Y=`,
ShouldFail: true, // Invalid comment signature - invalid size
},
}