public void EmptyPacketSpecifyingBuffer()
{
byte[] buffer = new byte[Ssm2Packet.PacketSizeMax];
// Constructor for initializing packet object by
// providing own (empty) buffer
// For parsing existing content use instance method .FromBytes (buffer) or
// static method Ssm2Packet.NewFromBytes (buffer) instead!
Ssm2Packet p = new Ssm2Packet(buffer);
// packet buffer mostly contains zeroes
// undefined, don't check:
// Size, CheckSum, etc.
//Assert.AreEqual (0, p.Size, "Size");
Assert.AreEqual((Ssm2Command)0, p.Command, "Command");
// Assert.AreEqual (0, p.ChecksumCalculated, "ChecksumCalculated");
Assert.AreEqual(false, p.Check(), "Check");
// not useful, just demonstrating that packet is invalid
// byte[] buf = p.ToBytesCopy ();
//Assert.AreEqual (0, buf.Length, "buf.Length");
}
static void AssertProperties1(Ssm2Packet p)
{
byte[] expectedPacketData = EcuInit1;
Assert.IsInstanceOfType(typeof(Ssm2InitRequest), p, "type");
Assert.IsInstanceOfType(typeof(Ssm2Packet), p, "base type");
Assert.AreEqual(expectedPacketData.Length, p.Size, "Size");
Assert.AreEqual(true, p.Check(), "Check()");
Assert.AreEqual(Ssm2Device.Engine10, p.Destination, "Destination");
Assert.AreEqual(Ssm2Device.DiagnosticToolF0, p.Source, "Source");
Assert.AreEqual(Ssm2Command.InitRequestBF, p.Command, "Command");
byte[] bytes = p.ToBytesCopy();
for (int i = 0; i < expectedPacketData.Length; i++)
{
Assert.AreEqual(expectedPacketData[i], bytes[i], "bytes[]");
}
}
public void DefaultPacket()
{
Ssm2Packet p = new Ssm2Packet();
Assert.AreEqual(false, p.Check(), "Check");
// Following tests are very implementation specific
// and rather for debugging purposes!
// Real code should not depend on most packet properties
// except Check(), Capacity, Size.
// packet is almost empty since no properties haven't been set yet
Assert.AreEqual(Ssm2Packet.PacketSizeMin, p.Size, "Size");
// only 1st byte is set to 128, all other bytes are 0,
// therefore checksum is 128, too.
Assert.AreEqual(128, p.ChecksumCalculated, "ChecksumCalculated");
// not useful, just demonstrating that packet is invalid
byte[] buf = p.ToBytesCopy();
// generic packet type has minimum size
Assert.AreEqual(Ssm2Packet.PacketSizeMin, buf.Length, "buf.Length");
}
static void AssertProperties1(Ssm2Packet p)
{
byte[] expectedPacketData = EcuInit1;
Assert.IsInstanceOfType (typeof(Ssm2InitRequest), p, "type");
Assert.IsInstanceOfType (typeof(Ssm2Packet), p, "base type");
Assert.AreEqual (expectedPacketData.Length, p.Size, "Size");
Assert.AreEqual (true, p.Check (), "Check()");
Assert.AreEqual (Ssm2Device.Engine10, p.Destination, "Destination");
Assert.AreEqual (Ssm2Device.DiagnosticToolF0, p.Source, "Source");
Assert.AreEqual (Ssm2Command.InitRequestBF, p.Command, "Command");
byte[] bytes = p.ToBytesCopy ();
for (int i = 0; i < expectedPacketData.Length; i++) {
Assert.AreEqual (expectedPacketData[i], bytes[i], "bytes[]");
}
}
