public async Task Verify_Should_Reject_Forged_Token()
{
var service = new AnonymousTokenService(ecParameters);
var tokenState = service.GenerateTokenRequest();
GenerateTokenResponseModel tokenResponse = await GenerateTokenAsync(await inMemoryPrivateKeyStore.GetAsync(), publicKeyStore, ecParameters, tokenState.P);
var privateKey = GeneratePrivateKey();
var token = service.RandomizeToken(tokenState, tokenResponse, await publicKeyStore.GetAsync());
(await VerifyToken(privateKey, ecParameters, tokenState, token)).Should().BeFalse();
}
public async Task RandomizeToken_Should_Reject_Token_From_Rogue_Generator()
{
var service = new AnonymousTokenService(ecParameters);
var tokenState = service.GenerateTokenRequest();
var privateKey = GeneratePrivateKey();
GenerateTokenResponseModel tokenResponse = await GenerateTokenAsync(privateKey, publicKeyStore, ecParameters, tokenState.P);
var publicKey = (await publicKeyStore.GetAsync()).Q;
Assert.Throws <AnonymousTokensException>(() => service.RandomizeToken(tokenState, tokenResponse, publicKey))
.Message.Should().Contain("proof is invalid");
}
public async Task GenerateToken_Generates_Valid_Token()
{
var privateKey = await inMemoryPrivateKeyStore.GetAsync();
var service = new AnonymousTokenService(ecParameters);
var tokenState = service.GenerateTokenRequest();
GenerateTokenResponseModel tokenResponse = await GenerateTokenAsync(privateKey, publicKeyStore, ecParameters, tokenState.P);
var token = service.RandomizeToken(tokenState, tokenResponse, await publicKeyStore.GetAsync());
(await VerifyToken(privateKey, ecParameters, tokenState, token)).Should().BeTrue();
}
