public void NewFromBytes2()
{
byte[] packetData = TestPacket2;
var p = Ssm2ReadAddressesRequest.NewFromBytes(packetData);
Assert.IsInstanceOfType(typeof(Ssm2ReadAddressesRequest), p, "type");
}
public void NewFromBytes1()
{
byte[] packetData = TestPacket1;
var p = Ssm2ReadAddressesRequest.NewFromBytes(packetData);
Assert.IsInstanceOfType(typeof(Ssm2WriteAddressResponse), p, "type");
}
public void NotAllPropertiesSet3()
{
Ssm2ReadAddressesRequest p = new Ssm2ReadAddressesRequest();
p.Destination = Ssm2Device.Engine10;
p.Source = Ssm2Device.DiagnosticToolF0;
p.Finish();
}
public void NotAllPropertiesSet2()
{
Ssm2ReadAddressesRequest p = new Ssm2ReadAddressesRequest();
p.Destination = Ssm2Device.Engine10;
p.Addresses = new int[] { 0 };
p.Finish();
}
public void NotAllPropertiesSet1()
{
Ssm2ReadAddressesRequest p = new Ssm2ReadAddressesRequest();
p.Source = Ssm2Device.DiagnosticToolF0;
p.Addresses = new int[] { 0 };
p.Finish();
}
/// <summary>
/// Returns a specific Ssm2Packet type based on given content.
/// Does not validate the packet, so manually call the Check method afterwards!
/// </summary>
/// <param name="bytes">
/// A <see cref="System.Byte[]"/> containing the packet.
/// The packet must start at index 0 though the array may be larger than needed.
/// </param>
/// <returns>
/// A <see cref="Ssm2Packet"/> subclass or null if the packet type could not be recognized.
/// </returns>
/// <exception cref="ArgumentNullException"></exception>
/// <exception cref="ArgumentOutOfRangeException"></exception>
public static Ssm2Packet NewFromBytes(byte[] bytes)
{
if (bytes == null)
{
throw new ArgumentNullException();
}
// check generic minimum size in order to get command byte
if (bytes.Length < PacketSizeMin)
{
throw new ArgumentOutOfRangeException("bytes.Length < Minimum (6)");
}
Ssm2Packet p;
// Read type directly from command byte (5th byte).
// Each derived class constructor checks its requirements.
switch ((Ssm2Command)bytes[(int)Ssm2PacketIndex.Command])
{
case Ssm2Command.ReadAddressesRequestA8:
p = new Ssm2ReadAddressesRequest(bytes);
break;
case Ssm2Command.ReadAddressesResponseE8:
p = new Ssm2ReadAddressesResponse(bytes);
break;
case Ssm2Command.WriteAddressRequestB8:
p = new Ssm2WriteAddressRequest(bytes);
break;
case Ssm2Command.WriteAddressResponseF8:
p = new Ssm2WriteAddressResponse(bytes);
break;
case Ssm2Command.InitRequestBF:
p = new Ssm2InitRequest(bytes);
break;
case Ssm2Command.InitResponseFF:
p = new Ssm2InitResponse(bytes);
break;
case Ssm2Command.ReadBlockRequestA0:
p = new Ssm2ReadBlockRequest(bytes);
break;
case Ssm2Command.ReadBlockResponseE0:
p = new Ssm2ReadBlockResponse(bytes);
break;
default:
return(null);
}
p.FromBytes(bytes);
return(p);
}
public void ConstructByPropertiesAndModify1()
{
byte[] packetData = TestPacket1;
// will allocate full buffer since number of addresses is unknown
Ssm2ReadAddressesRequest p = new Ssm2ReadAddressesRequest();
p.Source = Ssm2Device.DiagnosticToolF0;
p.Destination = Ssm2Device.Engine10;
p.Addresses = new int[] { 0x123456 };
// should be ok after setting Data
Assert.AreEqual(packetData.Length, p.Size, "Size before Construct");
// necessary to create checksum, making packet complete
p.Finish();
byte[] actual = p.ToBytesCopy();
for (int i = 0; i < packetData.Length; i++)
{
Assert.AreEqual(packetData[i], actual[i], "actual[" + i.ToString() + "]");
}
Assert.AreEqual(packetData.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.ReadAddressesRequestA8, p.Command, "Command");
IList <int> addresses = p.Addresses;
Assert.AreEqual(1, addresses.Count, "addrList.Count");
Assert.AreEqual(1, p.AddressesCount, "AddressesCount");
Assert.AreEqual(0x123456, addresses[0], "adr[0]");
// change properties that don't affect packet length
p.Source = Ssm2Device.Engine10;
p.Destination = Ssm2Device.DiagnosticToolF0;
p.Addresses = new[] { 1, 2, 3 };
p.Finish();
Assert.AreEqual(true, p.Check(), "Check2");
Assert.AreEqual(Ssm2Device.DiagnosticToolF0, p.Destination, "Destination2");
Assert.AreEqual(Ssm2Device.Engine10, p.Source, "Source2");
Assert.AreEqual(Ssm2Command.ReadAddressesRequestA8, p.Command, "Command2");
Assert.AreEqual(3, p.AddressesCount, "AddressesCount2");
addresses = p.Addresses;
Assert.AreEqual(3, addresses.Count, "addrList.Count2");
Assert.AreEqual(1, addresses[0], "adr2[0]");
Assert.AreEqual(2, addresses[1], "adr2[1]");
Assert.AreEqual(3, addresses[2], "adr2[2]");
}
public void NewFromBytes1()
{
byte[] packetData = TestPacket1;
// Static method NewFromBytes () analyzes packet type,
// and returns a specific packet object.
// Based on given data in this case we know upfront,
// it'll be an read-addresses-request.
var p = Ssm2ReadAddressesRequest.NewFromBytes(packetData);
Assert.IsInstanceOfType(typeof(Ssm2ReadAddressesRequest), p, "type");
}
public void NewFromBytes1()
{
byte[] packetData = TestPacket1;
var p = (Ssm2InitResponse)Ssm2ReadAddressesRequest.NewFromBytes(packetData);
Assert.IsInstanceOfType(typeof(Ssm2InitResponse), p, "type");
Assert.IsInstanceOfType(typeof(Ssm2Packet), p, "base type");
AssertKnownProperties1(p);
AssertContent(p, SSMID1, ROMID1, Capabilities1);
}
public void ConstructByPropertiesAndModify1()
{
byte[] packetData = TestPacket1;
// will allocate full buffer since number of addresses is unknown
Ssm2ReadAddressesRequest p = new Ssm2ReadAddressesRequest ();
p.Source = Ssm2Device.DiagnosticToolF0;
p.Destination = Ssm2Device.Engine10;
p.Addresses = new int[] { 0x123456 };
// should be ok after setting Data
Assert.AreEqual (packetData.Length, p.Size, "Size before Construct");
// necessary to create checksum, making packet complete
p.Finish ();
byte[] actual = p.ToBytesCopy ();
for (int i = 0; i < packetData.Length; i++) {
Assert.AreEqual (packetData[i], actual[i], "actual[" + i.ToString () + "]");
}
Assert.AreEqual (packetData.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.ReadAddressesRequestA8, p.Command, "Command");
IList<int> addresses = p.Addresses;
Assert.AreEqual (1, addresses.Count, "addrList.Count");
Assert.AreEqual (1, p.AddressesCount, "AddressesCount");
Assert.AreEqual (0x123456, addresses[0], "adr[0]");
// change properties that don't affect packet length
p.Source = Ssm2Device.Engine10;
p.Destination = Ssm2Device.DiagnosticToolF0;
p.Addresses = new[] { 1, 2, 3 };
p.Finish ();
Assert.AreEqual (true, p.Check (), "Check2");
Assert.AreEqual (Ssm2Device.DiagnosticToolF0, p.Destination, "Destination2");
Assert.AreEqual (Ssm2Device.Engine10, p.Source, "Source2");
Assert.AreEqual (Ssm2Command.ReadAddressesRequestA8, p.Command, "Command2");
Assert.AreEqual (3, p.AddressesCount, "AddressesCount2");
addresses = p.Addresses;
Assert.AreEqual (3, addresses.Count, "addrList.Count2");
Assert.AreEqual (1, addresses[0], "adr2[0]");
Assert.AreEqual (2, addresses[1], "adr2[1]");
Assert.AreEqual (3, addresses[2], "adr2[2]");
}
public void Parse2()
{
byte[] packetData = TestPacket2;
Ssm2ReadAddressesRequest p = new Ssm2ReadAddressesRequest();
p.FromBytes(packetData);
Assert.AreEqual(packetData.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.ReadAddressesRequestA8, p.Command, "Command");
IList <int> addresses = p.Addresses;
Assert.AreEqual(2, addresses.Count, "addrList.Count");
Assert.AreEqual(2, p.AddressesCount, "AddressesCount");
Assert.AreEqual(0x123456, addresses[0], "adr[0]");
Assert.AreEqual(0x1c, addresses[1], "adr[1]");
}
public void IncreaseAddressesCount1()
{
Ssm2ReadAddressesRequest.MaxAddressesPerPacket = 30;
var p = new Ssm2ReadAddressesRequest(Ssm2Device.Engine10, Ssm2Device.DiagnosticToolF0, new int[] { 1, 2, 3, 4, 5, 6 });
// modify
p.Addresses = new int[] { 1, 2, 3, 4, 5, 6, 7 };
p.Finish();
// Assert.AreEqual (packetData.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.ReadAddressesRequestA8, p.Command, "Command");
IList <int> addresses = p.Addresses;
Assert.AreEqual(7, addresses.Count, "addrList.Count");
Assert.AreEqual(7, p.AddressesCount, "AddressesCount");
// Assert.AreEqual (0x123456, addresses[0], "adr[0]");
}
public void ConstructorComplete1()
{
// Create a ReadAddressesRequest, requesting one address.
// This constructor takes all needed information,
// allocates optimal buffer size and constructs a complete packet.
Ssm2ReadAddressesRequest p = new Ssm2ReadAddressesRequest(
Ssm2Device.Engine10,
Ssm2Device.DiagnosticToolF0,
new[] { 0x123456 }
);
// Predetermined packet bytes to compare with.
byte[] expected = TestPacket1;
// check standard properties
Assert.AreEqual(expected.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.ReadAddressesRequestA8, p.Command, "Command");
// check packet type specifics
IList <int> addrList = p.Addresses;
Assert.AreEqual(1, addrList.Count, "addrList.Count");
Assert.AreEqual(1, p.AddressesCount, "AddressesCount");
Assert.AreEqual(0x123456, addrList[0], "adr[0]");
// take raw packet bytes
byte[] buffer = p.ToBytesCopy();
// compare raw packet bytes
for (int i = 0; i < expected.Length; i++)
{
Assert.AreEqual(expected[i], buffer[i], "buffer[" + i.ToString() + "]");
}
}
public void ConstructorComplete1()
{
// Create a ReadAddressesRequest, requesting one address.
// This constructor takes all needed information,
// allocates optimal buffer size and constructs a complete packet.
Ssm2ReadAddressesRequest p = new Ssm2ReadAddressesRequest (
Ssm2Device.Engine10,
Ssm2Device.DiagnosticToolF0,
new[] { 0x123456 }
);
// Predetermined packet bytes to compare with.
byte[] expected = TestPacket1;
// check standard properties
Assert.AreEqual (expected.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.ReadAddressesRequestA8, p.Command, "Command");
// check packet type specifics
IList<int> addrList = p.Addresses;
Assert.AreEqual (1, addrList.Count, "addrList.Count");
Assert.AreEqual (1, p.AddressesCount, "AddressesCount");
Assert.AreEqual (0x123456, addrList[0], "adr[0]");
// take raw packet bytes
byte[] buffer = p.ToBytesCopy ();
// compare raw packet bytes
for (int i = 0; i < expected.Length; i++) {
Assert.AreEqual (expected[i], buffer[i], "buffer[" + i.ToString () + "]");
}
}
/// <summary>
/// Returns a specific Ssm2Packet type based on given content.
/// Does not validate the packet, so manually call the Check method afterwards!
/// </summary>
/// <param name="bytes">
/// A <see cref="System.Byte[]"/> containing the packet.
/// The packet must start at index 0 though the array may be larger than needed.
/// </param>
/// <returns>
/// A <see cref="Ssm2Packet"/> subclass or null if the packet type could not be recognized.
/// </returns>
/// <exception cref="ArgumentNullException"></exception>
/// <exception cref="ArgumentOutOfRangeException"></exception>
public static Ssm2Packet NewFromBytes(byte[] bytes)
{
if (bytes == null)
throw new ArgumentNullException ();
// check generic minimum size in order to get command byte
if (bytes.Length < PacketSizeMin)
throw new ArgumentOutOfRangeException ("bytes.Length < Minimum (6)");
Ssm2Packet p;
// Read type directly from command byte (5th byte).
// Each derived class constructor checks its requirements.
switch ((Ssm2Command)bytes[(int)Ssm2PacketIndex.Command]) {
case Ssm2Command.ReadAddressesRequestA8:
p = new Ssm2ReadAddressesRequest (bytes);
break;
case Ssm2Command.ReadAddressesResponseE8:
p = new Ssm2ReadAddressesResponse (bytes);
break;
case Ssm2Command.WriteAddressRequestB8:
p = new Ssm2WriteAddressRequest (bytes);
break;
case Ssm2Command.WriteAddressResponseF8:
p = new Ssm2WriteAddressResponse (bytes);
break;
case Ssm2Command.InitRequestBF:
p = new Ssm2InitRequest (bytes);
break;
case Ssm2Command.InitResponseFF:
p = new Ssm2InitResponse (bytes);
break;
case Ssm2Command.ReadBlockRequestA0:
p = new Ssm2ReadBlockRequest (bytes);
break;
case Ssm2Command.ReadBlockResponseE0:
p = new Ssm2ReadBlockResponse (bytes);
break;
default:
return null;
}
p.FromBytes (bytes);
return p;
}
public void Parse2()
{
byte[] packetData = TestPacket2;
Ssm2ReadAddressesRequest p = new Ssm2ReadAddressesRequest ();
p.FromBytes (packetData);
Assert.AreEqual (packetData.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.ReadAddressesRequestA8, p.Command, "Command");
IList<int> addresses = p.Addresses;
Assert.AreEqual (2, addresses.Count, "addrList.Count");
Assert.AreEqual (2, p.AddressesCount, "AddressesCount");
Assert.AreEqual (0x123456, addresses[0], "adr[0]");
Assert.AreEqual (0x1c, addresses[1], "adr[1]");
}
public void NotAllPropertiesSet3()
{
Ssm2ReadAddressesRequest p = new Ssm2ReadAddressesRequest ();
p.Destination = Ssm2Device.Engine10;
p.Source = Ssm2Device.DiagnosticToolF0;
p.Finish ();
}
public void NotAllPropertiesSet2()
{
Ssm2ReadAddressesRequest p = new Ssm2ReadAddressesRequest ();
p.Destination = Ssm2Device.Engine10;
p.Addresses = new int[] { 0 };
p.Finish ();
}
public void NotAllPropertiesSet1()
{
Ssm2ReadAddressesRequest p = new Ssm2ReadAddressesRequest ();
p.Source = Ssm2Device.DiagnosticToolF0;
p.Addresses = new int[] { 0 };
p.Finish ();
}
public void IncreaseAddressesCount1()
{
Ssm2ReadAddressesRequest.MaxAddressesPerPacket = 30;
var p = new Ssm2ReadAddressesRequest (Ssm2Device.Engine10, Ssm2Device.DiagnosticToolF0, new int[] { 1, 2, 3, 4, 5, 6 });
// modify
p.Addresses = new int[] { 1, 2, 3, 4, 5, 6, 7 };
p.Finish ();
// Assert.AreEqual (packetData.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.ReadAddressesRequestA8, p.Command, "Command");
IList<int> addresses = p.Addresses;
Assert.AreEqual (7, addresses.Count, "addrList.Count");
Assert.AreEqual (7, p.AddressesCount, "AddressesCount");
// Assert.AreEqual (0x123456, addresses[0], "adr[0]");
}
