public void should_not_decrypt_eol()
{
int expectedByte = -1;
var encryption = CreateDefaultEncryption();
Stream memoryStream = new MemoryStream();
encryption.ResetState();
var byteStream = new EncryptedByteStream(memoryStream, encryption);
var actualByte = byteStream.ReadByte();
Assert.That(actualByte, Is.EqualTo(expectedByte));
}
public void should_read_decrypted_byte()
{
byte expectedByte = 0x01;
byte givenByte = 0x01;
var encryption = CreateDefaultEncryption();
Stream memoryStream = new MemoryStream(new byte[] { encryption.EncryptByte(givenByte) });
encryption.ResetState();
var byteStream = new EncryptedByteStream(memoryStream, encryption);
var actualByte = (byte)byteStream.ReadByte();
Assert.That(actualByte, Is.EqualTo(expectedByte));
}
public void should_read_decrypted_bytes()
{
var expectedBytes = new byte[] { 0x0, 0x03, 0x02 };
var givenBytes = new byte[] { 0x01, 0x01, 0x01 };
var encryption = CreateDefaultEncryption();
Stream memoryStream = new MemoryStream(encryption.EncryptBytes(givenBytes));
encryption.ResetState();
var byteStream = new EncryptedByteStream(memoryStream, encryption);
var byteBuffer = new byte[givenBytes.Length];
byteStream.Read(byteBuffer, 0, givenBytes.Length);
Assert.That(byteBuffer, Is.EqualTo(expectedBytes));
}
public void should_write_encrypted_byte()
{
byte expectedByte = 0x00;
byte givenByte = 0x01;
var encryption = CreateDefaultEncryption();
Stream memoryStream = new MemoryStream();
var byteStream = new EncryptedByteStream(memoryStream, encryption);
byteStream.WriteByte(givenByte);
memoryStream.Seek(0, SeekOrigin.Begin);
var actualByte = memoryStream.ReadByte();
Assert.That(actualByte, Is.EqualTo(expectedByte));
}
public void should_write_encrypted_bytes()
{
var expectedBytes = new byte[] { 0x0, 0x03, 0x02 };
var givenBytes = new byte[] { 0x01, 0x01, 0x01 };
var encryption = CreateDefaultEncryption();
Stream memoryStream = new MemoryStream();
var byteStream = new EncryptedByteStream(memoryStream, encryption);
byteStream.Write(givenBytes, 0, givenBytes.Length);
memoryStream.Seek(0, SeekOrigin.Begin);
var byteBuffer = new byte[givenBytes.Length];
memoryStream.Read(byteBuffer, 0, byteBuffer.Length);
Assert.That(byteBuffer, Is.EqualTo(expectedBytes));
}