public void TransformFinalBlockInvalidArgumentsTest()
{
using (var transform = new SimpleSymmetricAlgorithm())
{
using (var encryptor = transform.CreateDecryptor())
{
Assert.Throws <ArgumentNullException>(() => encryptor.TransformFinalBlock(null, 0, BlockSizeBytes));
Assert.Throws <ArgumentOutOfRangeException>(() => encryptor.TransformFinalBlock(new byte[BlockSizeBytes], -1, BlockSizeBytes));
Assert.Throws <ArgumentOutOfRangeException>(() => encryptor.TransformFinalBlock(new byte[BlockSizeBytes], 0, -1));
Assert.Throws <ArgumentException>(() => encryptor.TransformFinalBlock(new byte[BlockSizeBytes], BlockSizeBytes, BlockSizeBytes));
}
using (var decryptor = transform.CreateDecryptor())
{
Assert.Throws <CryptographicException>(() => decryptor.TransformFinalBlock(new byte[BlockSizeBytes], 0, BlockSizeBytes - 1));
}
}
}
public void TransformFinalBlock_Throws_IfParametersAreInvalid()
{
var inputBuffer = new byte[BlockSizeBytes];
var inputCount = BlockSizeBytes;
var inputOffset = 0;
using var transform = new SimpleSymmetricAlgorithm();
using var encryptor = transform.CreateEncryptor();
using var decryptor = transform.CreateDecryptor();
Assert.Throws <ArgumentNullException>(nameof(inputBuffer),
() => encryptor.TransformFinalBlock(null !, inputOffset, inputCount));
Assert.Throws <ArgumentOutOfRangeException>(nameof(inputOffset),
() => encryptor.TransformFinalBlock(inputBuffer, -1, inputCount));
Assert.Throws <ArgumentOutOfRangeException>(nameof(inputCount),
() => encryptor.TransformFinalBlock(inputBuffer, inputOffset, -1));
Assert.Throws <ArgumentException>(null,
() => encryptor.TransformFinalBlock(inputBuffer, inputCount, inputCount));
Assert.Throws <CryptographicException>(
() => decryptor.TransformFinalBlock(inputBuffer, inputOffset, inputCount - 1));
}