public void RcvBufferReadMsg()
{
uint messageStart = 2U << 30;
uint messageEnd = 1U << 30;
Unit unit1 = new Unit();
unit1.m_iFlag = 0;
unit1.m_Packet.SetDataFromBytes(new byte[] { 1, 2 });
unit1.m_Packet.SetMessageNumber(messageStart);
Unit unit2 = new Unit();
unit2.m_iFlag = 0;
unit2.m_Packet.SetDataFromBytes(new byte[] { 3, 4 });
unit2.m_Packet.SetMessageNumber(0);
Unit unit3 = new Unit();
unit3.m_iFlag = 0;
unit3.m_Packet.SetDataFromBytes(new byte[] { 5, 6 });
unit3.m_Packet.SetMessageNumber(messageEnd);
int bufferSize = 4;
RcvBuffer rcvBuffer = new RcvBuffer(bufferSize);
rcvBuffer.addData(unit1, 0);
rcvBuffer.addData(unit2, 1);
rcvBuffer.addData(unit3, 2);
byte[] msg = new byte[6];
int read = rcvBuffer.readMsg(msg, msg.Length);
Assert.AreEqual(6, read);
Assert.AreEqual(1, msg[0]);
Assert.AreEqual(2, msg[1]);
Assert.AreEqual(3, msg[2]);
Assert.AreEqual(4, msg[3]);
Assert.AreEqual(5, msg[4]);
Assert.AreEqual(6, msg[5]);
}
public void RcvBufferReadBuffer()
{
Unit unit1 = new Unit();
unit1.m_iFlag = 0;
unit1.m_Packet.SetDataFromBytes(new byte[] { 1, 2 });
Unit unit2 = new Unit();
unit2.m_iFlag = 0;
unit2.m_Packet.SetDataFromBytes(new byte[] { 3, 4 });
Unit unit3 = new Unit();
unit3.m_iFlag = 0;
unit3.m_Packet.SetDataFromBytes(new byte[] { 5, 6 });
int bufferSize = 3;
RcvBuffer rcvBuffer = new RcvBuffer(bufferSize);
Assert.AreEqual(2, rcvBuffer.getAvailBufSize());
Assert.AreEqual(0, rcvBuffer.addData(unit1, 0));
Assert.AreEqual(1, unit1.m_iFlag);
Assert.AreEqual(2, rcvBuffer.getAvailBufSize());
Assert.AreEqual(0, rcvBuffer.addData(unit2, 1));
Assert.AreEqual(1, unit2.m_iFlag);
Assert.AreEqual(2, rcvBuffer.getAvailBufSize());
Assert.AreEqual(0, rcvBuffer.addData(unit3, 2));
Assert.AreEqual(1, unit3.m_iFlag);
byte[] readData = new byte[4];
int read = rcvBuffer.readBuffer(readData, 0, readData.Length);
Assert.AreEqual(0, read);
rcvBuffer.ackData(1);
read = rcvBuffer.readBuffer(readData, 0, readData.Length);
Assert.AreEqual(2, read);
Assert.AreEqual(1, readData[0]);
Assert.AreEqual(2, readData[1]);
rcvBuffer.ackData(2);
read = rcvBuffer.readBuffer(readData, 0, readData.Length);
Assert.AreEqual(4, read);
Assert.AreEqual(3, readData[0]);
Assert.AreEqual(4, readData[1]);
Assert.AreEqual(5, readData[2]);
Assert.AreEqual(6, readData[3]);
read = rcvBuffer.readBuffer(readData, 0, readData.Length);
Assert.AreEqual(0, read);
Assert.AreEqual(0, unit1.m_iFlag);
Assert.AreEqual(0, unit2.m_iFlag);
Assert.AreEqual(0, unit3.m_iFlag);
Assert.AreEqual(0, rcvBuffer.addData(unit1, 0));
Assert.AreEqual(0, rcvBuffer.addData(unit2, 1));
Assert.AreEqual(0, rcvBuffer.addData(unit3, 2));
rcvBuffer.ackData(2);
byte[] smallBuffer = new byte[1];
read = rcvBuffer.readBuffer(smallBuffer, 0, 1);
Assert.AreEqual(1, read);
Assert.AreEqual(1, smallBuffer[0]);
read = rcvBuffer.readBuffer(smallBuffer, 0, 1);
Assert.AreEqual(1, read);
Assert.AreEqual(2, smallBuffer[0]);
read = rcvBuffer.readBuffer(readData, 1, 2);
Assert.AreEqual(2, read);
Assert.AreEqual(3, readData[1]);
Assert.AreEqual(4, readData[2]);
}
