public void MakeReceivedPacketTest()
{
// size is big endian
{
var packetrule = new PacketRuleSizeBody()
{
SizeBufferEndian = ECNBufferEndian.Big,
SizeLength = 4,
};
packetrule.Initialize();
Assert.AreEqual(packetrule.WantSize, packetrule.SizeLength);
var expectedSizeBuffer = new byte[] { 0, 0, 0, 10 };
var actual0 = packetrule.MakeReceivedPacket(expectedSizeBuffer);
Assert.AreEqual(actual0.Count(), 0);
Assert.AreEqual(packetrule.WantSize, 10);
var expected = Enumerable.Range(1, 10).Select(x => (byte)x).ToArray();
var actual = packetrule.MakeReceivedPacket(expected).ToList();
Assert.AreEqual(actual.Count(), 1);
Assert.IsTrue(actual.FirstOrDefault().ToArray().SequenceEqual(expected));
}
// size is little endian
{
var packetrule = new PacketRuleSizeBody()
{
SizeBufferEndian = ECNBufferEndian.Little,
SizeLength = 4,
};
packetrule.Initialize();
Assert.AreEqual(packetrule.WantSize, packetrule.SizeLength);
var expectedSizeBuffer = new byte[] { 10, 0, 0, 0 };
var actual0 = packetrule.MakeReceivedPacket(expectedSizeBuffer);
Assert.AreEqual(actual0.Count(), 0);
Assert.AreEqual(packetrule.WantSize, 10);
var expected = Enumerable.Range(1, 10).Select(x => (byte)x).ToArray();
var actual = packetrule.MakeReceivedPacket(expected).ToList();
Assert.AreEqual(actual.Count(), 1);
Assert.IsTrue(actual.FirstOrDefault().ToArray().SequenceEqual(expected));
}
}
public void MakeSendPacketTest()
{
// size is big endian
{
var packetRule = new PacketRuleSizeBody()
{
SizeBufferEndian = ECNBufferEndian.Big,
SizeLength = 4,
};
packetRule.Initialize();
var expected = Enumerable.Range(1, 10).Select(x => (byte)x).ToArray();
var actual = packetRule.MakeSendPacket(expected);
Assert.AreEqual(actual.Length, expected.Length + packetRule.SizeLength);
int actualSize = actual.Span[0] << 24 | actual.Span[1] << 16 | actual.Span[2] << 8 | actual.Span[3];
Assert.AreEqual(actualSize, expected.Length);
Assert.IsTrue(actual.Slice(4).ToArray().SequenceEqual(expected));
}
// size is little endian
{
var packetRule = new PacketRuleSizeBody()
{
SizeBufferEndian = ECNBufferEndian.Little,
SizeLength = 4,
};
packetRule.Initialize();
var expected = Enumerable.Range(1, 10).Select(x => (byte)x).ToArray();
var actual = packetRule.MakeSendPacket(expected);
Assert.AreEqual(actual.Length, expected.Length + packetRule.SizeLength);
int actualSize = actual.Span[3] << 24 | actual.Span[2] << 16 | actual.Span[1] << 8 | actual.Span[0];
Assert.AreEqual(actualSize, expected.Length);
Assert.IsTrue(actual.Slice(4).ToArray().SequenceEqual(expected));
}
}