public void DeserializationFailsWithInvalidFrameTerminator()
{
var buffer = new ArrayBufferWriter <Byte>(8);
var value = new RawFrame(Random.Enum <FrameType>(), Random.UShort(), Random.Bytes(Random.UShort()));
value.Serialize(buffer);
var modifiedBuffer = buffer.WrittenMemory.ToArray();
modifiedBuffer[modifiedBuffer.Length - 1] = 0x00;
Assert.Throws <FramingErrorException>(() => RawFrame.Deserialize(modifiedBuffer.AsSpan(), out var _, out var _));
}
public void SerializationIsSymmetric()
{
var buffer = new ArrayBufferWriter <Byte>();
var value = new RawFrame(Random.Enum <FrameType>(), Random.UShort(), Random.Bytes(Random.UShort()));
value.Serialize(buffer);
RawFrame.Deserialize(buffer.WrittenMemory.Span, out var deserialized, out var _);
Assert.Equal(expected: value.Channel, actual: deserialized.Channel);
Assert.Equal(expected: value.Payload.ToArray(), actual: deserialized.Payload.ToArray());
Assert.Equal(expected: value.Size, actual: deserialized.Size);
Assert.Equal(expected: value.Type, actual: deserialized.Type);
}
public void DeserializationReturnsSurplusData()
{
var value = new RawFrame(Random.Enum <FrameType>(), Random.UShort(), Random.Bytes(Random.UShort()));
var extra = Random.UInt();
var buffer = new ArrayBufferWriter <Byte>(12);
buffer.WriteSerializable(value)
.WriteUInt32LE(extra);
RawFrame.Deserialize(buffer.WrittenMemory.Span, out var _, out var surplus);
Assert.Equal(expected: sizeof(UInt32), actual: surplus.Length);
Assert.Equal(expected: extra, actual: BitConverter.ToUInt32(surplus));
}
public void DeserializationFailsWithInsufficientData()
{
var result = RawFrame.Deserialize(new Byte[0], out var _, out var _);
Assert.False(result);
}