public async Task Can_Generate_And_Restore_Password()
{
var repo = CreateRepo().Object;
var dataProtectorPurpose = Guid.NewGuid();
var service = new CompositePasswordProtectorService(repo, CreateDataProtector(dataProtectorPurpose.ToString()), 3);
var key1 = Guid.NewGuid();
var key2 = Guid.NewGuid();
var key3 = Guid.NewGuid();
await service.SetPasswordPartAsync(1, key1.ToString());
await service.SetPasswordPartAsync(2, key2.ToString());
await service.SetPasswordPartAsync(3, key3.ToString());
var generatedPassword = service.GetFullPassword();
var serviceAfterRebuild = new CompositePasswordProtectorService(repo, CreateDataProtector(dataProtectorPurpose.ToString()), 3);
await serviceAfterRebuild.SetPasswordPartAsync(1, key1.ToString());
await serviceAfterRebuild.SetPasswordPartAsync(2, key2.ToString());
await serviceAfterRebuild.SetPasswordPartAsync(3, key3.ToString());
var passwordAfterRebuild = serviceAfterRebuild.GetFullPassword();
Assert.Equal(generatedPassword, passwordAfterRebuild);
}
public void Throws_Exception_On_Decryption_Without_Initiation()
{
var repo = CreateRepo().Object;
var dataProvider = CreateDataProtector(Guid.NewGuid().ToString());
var service = new CompositePasswordProtectorService(repo, dataProvider, (uint)new Random().Next(1, 100));
var invalidInput = Guid.NewGuid().ToString();
Assert.Throws <MasterPasswordNotInitiatedException>(() => service.Decrypt(invalidInput));
}
public async Task Indicates_That_Password_Not_Initiated()
{
var repo = CreateRepo().Object;
var dataProvider = CreateDataProtector(Guid.NewGuid().ToString());
var service = new CompositePasswordProtectorService(repo, dataProvider, 3);
await service.SetPasswordPartAsync(1, Guid.NewGuid().ToString());
await service.SetPasswordPartAsync(2, Guid.NewGuid().ToString());
await service.SetPasswordPartAsync(3, Guid.NewGuid().ToString());
Assert.True(service.IsPasswordValid);
}
public async Task Seed_Fake_Password_Hashes()
{
var repo = CreateRepo().Object;
var dataProvider = CreateDataProtector("Test1");
var service = new CompositePasswordProtectorService(repo, dataProvider, 3);
await service.SetPasswordPartAsync(1, "SomePswd1");
await service.SetPasswordPartAsync(2, "SomePswd2");
await service.SetPasswordPartAsync(3, "SomePswd3");
Assert.True((await repo.GetAsync()).Count() > 2);
}
public async Task Password_Generation_Is_Constant()
{
var repo = CreateRepo().Object;
var dataProvider = CreateDataProtector("Test1");
var service = new CompositePasswordProtectorService(repo, dataProvider, 3);
await service.SetPasswordPartAsync(1, "SomePswd1");
await service.SetPasswordPartAsync(2, "SomePswd2");
await service.SetPasswordPartAsync(3, "SomePswd3");
var fullPswd = service.GetFullPassword();
Assert.Equal("pvOhsVhMsU1S8MaA0MkFmVQlOrf821c4OvhGtcT51kI=", fullPswd);
}
public async Task Encryption_Results_Is_Constant()
{
var repo = CreateRepo().Object;
var dataProvider = CreateDataProtector("Test1");
var service = new CompositePasswordProtectorService(repo, dataProvider, 3);
await service.SetPasswordPartAsync(1, "SomePswd1");
await service.SetPasswordPartAsync(2, "SomePswd2");
await service.SetPasswordPartAsync(3, "SomePswd3");
var source = "Smth";
var encrypted = service.Ecrypt(source);
Assert.Equal("XXihp5QTOR2ByoWskp/uSg==", encrypted);
}
public async Task Throws_Exception_On_Failed_Decryption()
{
var repo = CreateRepo().Object;
var dataProvider = CreateDataProtector(Guid.NewGuid().ToString());
var service = new CompositePasswordProtectorService(repo, dataProvider, 3);
await service.SetPasswordPartAsync(1, Guid.NewGuid().ToString());
await service.SetPasswordPartAsync(2, Guid.NewGuid().ToString());
await service.SetPasswordPartAsync(3, Guid.NewGuid().ToString());
var invalidInput = Guid.NewGuid().ToString();
Assert.Throws <MasterPasswordDecryptionException>(() => service.Decrypt(invalidInput));
}
public async Task Dencryption_Results_Is_Constant()
{
var repo = CreateRepo().Object;
var dataProvider = CreateDataProtector("Test1");
var service = new CompositePasswordProtectorService(repo, dataProvider, 3);
await service.SetPasswordPartAsync(1, "SomePswd1");
await service.SetPasswordPartAsync(2, "SomePswd2");
await service.SetPasswordPartAsync(3, "SomePswd3");
var source = "hV3LlwsKCQhfSO+wb9TApQ==";
var encrypted = service.Decrypt(source);
Assert.Equal("Smth1", encrypted);
}
public async Task Can_Encrypt_And_Decrpypt_Without_Data_Loss()
{
var repo = CreateRepo().Object;
var dataProvider = CreateDataProtector(Guid.NewGuid().ToString());
var partCount = new Random().Next(2, 9);
var service = new CompositePasswordProtectorService(repo, dataProvider, (uint)partCount);
foreach (var i in Enumerable.Range(1, partCount))
{
await service.SetPasswordPartAsync(i, Guid.NewGuid().ToString());
}
var source = Guid.NewGuid();
var encrypted = service.Ecrypt(source.ToString());
var decrypted = service.Decrypt(encrypted);
Assert.Equal(source.ToString(), decrypted);
}
