public void CreateNewDescriptor_CreatesUniqueCorrectlySizedMasterKey()
        {
            // Arrange
            var configuration = new CngCbcAuthenticatedEncryptorConfiguration(new CngCbcAuthenticatedEncryptionOptions());

            // Act
            var masterKey1 = ((CngCbcAuthenticatedEncryptorDescriptor)configuration.CreateNewDescriptor()).MasterKey;
            var masterKey2 = ((CngCbcAuthenticatedEncryptorDescriptor)configuration.CreateNewDescriptor()).MasterKey;

            // Assert
            SecretAssert.NotEqual(masterKey1, masterKey2);
            SecretAssert.LengthIs(512 /* bits */, masterKey1);
            SecretAssert.LengthIs(512 /* bits */, masterKey2);
        }
        public void CreateNewDescriptor_PropagatesOptions()
        {
            // Arrange
            var configuration = new CngCbcAuthenticatedEncryptorConfiguration(new CngCbcAuthenticatedEncryptionOptions());

            // Act
            var descriptor = (CngCbcAuthenticatedEncryptorDescriptor)configuration.CreateNewDescriptor();

            // Assert
            Assert.Equal(configuration.Options, descriptor.Options);
        }