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package protocol
import (
"bytes"
"encoding/base64"
"io"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"github.com/go-webauthn/webauthn/protocol/webauthncbor"
)
func TestParseCredentialRequestResponse(t *testing.T) {
byteID, _ := base64.RawURLEncoding.DecodeString("AI7D5q2P0LS-Fal9ZT7CHM2N5BLbUunF92T8b6iYC199bO2kagSuU05-5dZGqb1SP0A0lyTWng")
byteAAGUID, _ := base64.RawURLEncoding.DecodeString("rc4AAjW8xgpkiwsl8fBVAw")
byteRPIDHash, _ := base64.RawURLEncoding.DecodeString("dKbqkhPJnC90siSSsyDPQCYqlMGpUKA5fyklC2CEHvA")
byteAuthData, _ := base64.RawURLEncoding.DecodeString("dKbqkhPJnC90siSSsyDPQCYqlMGpUKA5fyklC2CEHvBFXJJiGa3OAAI1vMYKZIsLJfHwVQMANwCOw-atj9C0vhWpfWU-whzNjeQS21Lpxfdk_G-omAtffWztpGoErlNOfuXWRqm9Uj9ANJck1p6lAQIDJiABIVggKAhfsdHcBIc0KPgAcRyAIK_-Vi-nCXHkRHPNaCMBZ-4iWCBxB8fGYQSBONi9uvq0gv95dGWlhJrBwCsj_a4LJQKVHQ")
byteSignature, _ := base64.RawURLEncoding.DecodeString("MEUCIBtIVOQxzFYdyWQyxaLR0tik1TnuPhGVhXVSNgFwLmN5AiEAnxXdCq0UeAVGWxOaFcjBZ_mEZoXqNboY5IkQDdlWZYc")
byteUserHandle, _ := base64.RawURLEncoding.DecodeString("0ToAAAAAAAAAAA")
byteCredentialPubKey, _ := base64.RawURLEncoding.DecodeString("pQMmIAEhWCAoCF-x0dwEhzQo-ABxHIAgr_5WL6cJceREc81oIwFn7iJYIHEHx8ZhBIE42L26-rSC_3l0ZaWEmsHAKyP9rgslApUdAQI")
byteClientDataJSON, _ := base64.RawURLEncoding.DecodeString("eyJjaGFsbGVuZ2UiOiJFNFBUY0lIX0hmWDFwQzZTaWdrMVNDOU5BbGdlenROMDQzOXZpOHpfYzlrIiwibmV3X2tleXNfbWF5X2JlX2FkZGVkX2hlcmUiOiJkbyBub3QgY29tcGFyZSBjbGllbnREYXRhSlNPTiBhZ2FpbnN0IGEgdGVtcGxhdGUuIFNlZSBodHRwczovL2dvby5nbC95YWJQZXgiLCJvcmlnaW4iOiJodHRwczovL3dlYmF1dGhuLmlvIiwidHlwZSI6IndlYmF1dGhuLmdldCJ9")
type args struct {
responseName string
}
testCases := []struct {
name string
args args
expected *ParsedCredentialAssertionData
errString string
errType string
errDetails string
errInfo string
}{
{
name: "ShouldParseCredentialAssertion",
args: args{
"success",
},
expected: &ParsedCredentialAssertionData{
ParsedPublicKeyCredential: ParsedPublicKeyCredential{
ParsedCredential: ParsedCredential{
ID: "AI7D5q2P0LS-Fal9ZT7CHM2N5BLbUunF92T8b6iYC199bO2kagSuU05-5dZGqb1SP0A0lyTWng",
Type: "public-key",
},
RawID: byteID,
ClientExtensionResults: map[string]interface{}{
"appID": "example.com",
},
},
Response: ParsedAssertionResponse{
CollectedClientData: CollectedClientData{
Type: CeremonyType("webauthn.get"),
Challenge: "E4PTcIH_HfX1pC6Sigk1SC9NAlgeztN0439vi8z_c9k",
Origin: "https://webauthn.io",
Hint: "do not compare clientDataJSON against a template. See https://goo.gl/yabPex",
},
AuthenticatorData: AuthenticatorData{
RPIDHash: byteRPIDHash,
Counter: 1553097241,
Flags: 0x045,
AttData: AttestedCredentialData{
AAGUID: byteAAGUID,
CredentialID: byteID,
CredentialPublicKey: byteCredentialPubKey,
},
},
Signature: byteSignature,
UserHandle: byteUserHandle,
},
Raw: CredentialAssertionResponse{
PublicKeyCredential: PublicKeyCredential{
Credential: Credential{
Type: "public-key",
ID: "AI7D5q2P0LS-Fal9ZT7CHM2N5BLbUunF92T8b6iYC199bO2kagSuU05-5dZGqb1SP0A0lyTWng",
},
RawID: byteID,
ClientExtensionResults: map[string]interface{}{
"appID": "example.com",
},
},
AssertionResponse: AuthenticatorAssertionResponse{
AuthenticatorResponse: AuthenticatorResponse{
ClientDataJSON: byteClientDataJSON,
},
AuthenticatorData: byteAuthData,
Signature: byteSignature,
UserHandle: byteUserHandle,
},
},
},
errString: "",
},
{
name: "ShouldHandleTrailingData",
args: args{
"trailingData",
},
expected: nil,
errString: "Parse error for Assertion",
errType: "invalid_request",
errDetails: "Parse error for Assertion",
errInfo: "The body contains trailing data",
},
}
for _, tc := range testCases {
t.Run(tc.name, func(t *testing.T) {
t.Parallel()
body := io.NopCloser(bytes.NewReader([]byte(testAssertionResponses[tc.args.responseName])))
actual, err := ParseCredentialRequestResponseBody(body)
if tc.errString != "" {
assert.EqualError(t, err, tc.errString)
AssertIsProtocolError(t, err, tc.errType, tc.errDetails, tc.errInfo)
return
}
require.NoError(t, err)
assert.Equal(t, tc.expected.ClientExtensionResults, actual.ClientExtensionResults)
assert.Equal(t, tc.expected.ID, actual.ID)
assert.Equal(t, tc.expected.ParsedCredential, actual.ParsedCredential)
assert.Equal(t, tc.expected.ParsedPublicKeyCredential, actual.ParsedPublicKeyCredential)
assert.Equal(t, tc.expected.Raw, actual.Raw)
assert.Equal(t, tc.expected.RawID, actual.RawID)
assert.Equal(t, tc.expected.Response.CollectedClientData, actual.Response.CollectedClientData)
var (
pkExpected, pkActual interface{}
)
assert.NoError(t, webauthncbor.Unmarshal(tc.expected.Response.AuthenticatorData.AttData.CredentialPublicKey, &pkExpected))
assert.NoError(t, webauthncbor.Unmarshal(actual.Response.AuthenticatorData.AttData.CredentialPublicKey, &pkActual))
assert.Equal(t, pkExpected, pkActual)
assert.NotEqual(t, nil, pkExpected)
assert.NotEqual(t, nil, pkActual)
})
}
}
func TestParsedCredentialAssertionData_Verify(t *testing.T) {
type fields struct {
ParsedPublicKeyCredential ParsedPublicKeyCredential
Response ParsedAssertionResponse
Raw CredentialAssertionResponse
}
type args struct {
storedChallenge URLEncodedBase64
relyingPartyID string
relyingPartyOrigin []string
verifyUser bool
credentialBytes []byte
}
tests := []struct {
name string
fields fields
args args
wantErr bool
}{
// TODO: Add test cases.
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
p := &ParsedCredentialAssertionData{
ParsedPublicKeyCredential: tt.fields.ParsedPublicKeyCredential,
Response: tt.fields.Response,
Raw: tt.fields.Raw,
}
if err := p.Verify(tt.args.storedChallenge.String(), tt.args.relyingPartyID, tt.args.relyingPartyOrigin, "", tt.args.verifyUser, tt.args.credentialBytes); (err != nil) != tt.wantErr {
t.Errorf("ParsedCredentialAssertionData.Verify() error = %v, wantErr %v", err, tt.wantErr)
}
})
}
}
var testAssertionResponses = map[string]string{
// None Attestation - MacOS TouchID.
`success`: `{
"id":"AI7D5q2P0LS-Fal9ZT7CHM2N5BLbUunF92T8b6iYC199bO2kagSuU05-5dZGqb1SP0A0lyTWng",
"rawId":"AI7D5q2P0LS-Fal9ZT7CHM2N5BLbUunF92T8b6iYC199bO2kagSuU05-5dZGqb1SP0A0lyTWng",
"clientExtensionResults":{"appID":"example.com"},
"type":"public-key",
"response":{
"authenticatorData":"dKbqkhPJnC90siSSsyDPQCYqlMGpUKA5fyklC2CEHvBFXJJiGa3OAAI1vMYKZIsLJfHwVQMANwCOw-atj9C0vhWpfWU-whzNjeQS21Lpxfdk_G-omAtffWztpGoErlNOfuXWRqm9Uj9ANJck1p6lAQIDJiABIVggKAhfsdHcBIc0KPgAcRyAIK_-Vi-nCXHkRHPNaCMBZ-4iWCBxB8fGYQSBONi9uvq0gv95dGWlhJrBwCsj_a4LJQKVHQ",
"clientDataJSON":"eyJjaGFsbGVuZ2UiOiJFNFBUY0lIX0hmWDFwQzZTaWdrMVNDOU5BbGdlenROMDQzOXZpOHpfYzlrIiwibmV3X2tleXNfbWF5X2JlX2FkZGVkX2hlcmUiOiJkbyBub3QgY29tcGFyZSBjbGllbnREYXRhSlNPTiBhZ2FpbnN0IGEgdGVtcGxhdGUuIFNlZSBodHRwczovL2dvby5nbC95YWJQZXgiLCJvcmlnaW4iOiJodHRwczovL3dlYmF1dGhuLmlvIiwidHlwZSI6IndlYmF1dGhuLmdldCJ9",
"signature":"MEUCIBtIVOQxzFYdyWQyxaLR0tik1TnuPhGVhXVSNgFwLmN5AiEAnxXdCq0UeAVGWxOaFcjBZ_mEZoXqNboY5IkQDdlWZYc",
"userHandle":"0ToAAAAAAAAAAA"}
}
`,
`trailingData`: `{
"id":"AI7D5q2P0LS-Fal9ZT7CHM2N5BLbUunF92T8b6iYC199bO2kagSuU05-5dZGqb1SP0A0lyTWng",
"rawId":"AI7D5q2P0LS-Fal9ZT7CHM2N5BLbUunF92T8b6iYC199bO2kagSuU05-5dZGqb1SP0A0lyTWng",
"clientExtensionResults":{"appID":"example.com"},
"type":"public-key",
"response":{
"authenticatorData":"dKbqkhPJnC90siSSsyDPQCYqlMGpUKA5fyklC2CEHvBFXJJiGa3OAAI1vMYKZIsLJfHwVQMANwCOw-atj9C0vhWpfWU-whzNjeQS21Lpxfdk_G-omAtffWztpGoErlNOfuXWRqm9Uj9ANJck1p6lAQIDJiABIVggKAhfsdHcBIc0KPgAcRyAIK_-Vi-nCXHkRHPNaCMBZ-4iWCBxB8fGYQSBONi9uvq0gv95dGWlhJrBwCsj_a4LJQKVHQ",
"clientDataJSON":"eyJjaGFsbGVuZ2UiOiJFNFBUY0lIX0hmWDFwQzZTaWdrMVNDOU5BbGdlenROMDQzOXZpOHpfYzlrIiwibmV3X2tleXNfbWF5X2JlX2FkZGVkX2hlcmUiOiJkbyBub3QgY29tcGFyZSBjbGllbnREYXRhSlNPTiBhZ2FpbnN0IGEgdGVtcGxhdGUuIFNlZSBodHRwczovL2dvby5nbC95YWJQZXgiLCJvcmlnaW4iOiJodHRwczovL3dlYmF1dGhuLmlvIiwidHlwZSI6IndlYmF1dGhuLmdldCJ9",
"signature":"MEUCIBtIVOQxzFYdyWQyxaLR0tik1TnuPhGVhXVSNgFwLmN5AiEAnxXdCq0UeAVGWxOaFcjBZ_mEZoXqNboY5IkQDdlWZYc",
"userHandle":"0ToAAAAAAAAAAA"}
}
trailing
`,
}
|
