// ReSharper disable once ParameterOnlyUsedForPreconditionCheck.Local
private void TestCrc16(Crc16 crc, string value, ushort expected)
{
var messageData = System.Text.Encoding.ASCII.GetBytes(value);
crc.Compute(messageData, 0, messageData.Length);
var final = crc.ComputeFinal();
Assert.AreEqual(expected, final);
}
public void CrcThreadSafteyTest()
{
var serializer = new BinarySerializer();
var frame = new Frame {
Payload = new Payload {
Number = 42, String = "Hello World"
}
};
serializer.SerializeAsync(new MemoryStream(), new CrcWrap {
Frame = frame
}).ConfigureAwait(false).GetAwaiter()
.GetResult();
List <ushort> crcs = new List <ushort>();
for (int i = 0; i < 50; i++)
{
ThreadPool.QueueUserWorkItem(state =>
{
var frameStream = new MemoryStream();
#pragma warning disable 618
serializer.Serialize(frameStream, new CrcWrap {
Frame = frame
});
#pragma warning restore 618
var frameBytes = frameStream.ToArray();
Crc16 crc16 = new Crc16(0x1021, 0xffff);
crc16.Compute(frameBytes, 0, frameBytes.Length);
var crc = crc16.ComputeFinal();
crcs.Add(crc);
});
}
Assert.All(crcs, crc => Assert.Equal(0, crc));
}
/// <summary>
/// This is called by the framework to retrieve the final value from computation.
/// </summary>
/// <returns></returns>
protected override object ComputeFinal()
{
return(_crc.ComputeFinal());
}