public void CRCChecksumCalculatorTest()
{
ICRCChecksumCalculator _calculator = new CRCChecksumCalculator(new LookUpTable(0x1021));
// Test to see if calculator properly calculates checksum.
Assert.True(Enumerable.SequenceEqual(_calculator.CalculateChecksum(new byte[] { 0xD9 }), new byte[] { 0x5A, 0x54 }));
Assert.True(Enumerable.SequenceEqual(_calculator.CalculateChecksum(new byte[] { 0xA5 }), new byte[] { 0xE5, 0x4F }));
Assert.True(Enumerable.SequenceEqual(_calculator.CalculateChecksum(new byte[] { 0xE5, 0xAD, 0x8B }), new byte[] { 0x00, 0x00 }));
}
public void CRCPacketBuilderTest()
{
var table = new LookUpTable(0x1021);
var calculator = new CRCChecksumCalculator(table);
IPacketBuilder _builder = new CRCPacketBuilder(calculator);
IXModemProtocolOptions _options = new XModemProtocolOptions();
RunTest(Tuple.Create(_builder, _options, 127));
RunTest(Tuple.Create(_builder, _options, 129));
}
public void CRCChecksumValidatorTest()
{
ICRCChecksumCalculator calculator = new CRCChecksumCalculator(new LookUpTable(0x1021));
ICRCChecksumValidator validator = new CRCChecksumValidator(calculator);
validator.ChecksumReference = new byte[2];
// Test to see if CRC validator properly identifies when a collection is valid and invalid.
Assert.IsTrue(validator.ValidateChecksum(new byte[] { 0xE5, 0xAD, 0x8B }));
Assert.IsFalse(validator.ValidateChecksum(new byte[] { 0xE5, 0xAA, 0x8B }));
}
void TableChanged()
{
_cRCCalculator = new CRCChecksumCalculator(_table);
_crcChecksumValidator = new CRCChecksumValidator(_cRCCalculator);
_CRCvalidator = new PacketValidator(_crcChecksumValidator);
_CRCPacketBuilder = new CRCPacketBuilder(_cRCCalculator);
_oneKPacketBuilder = new OneKPacketBuilder(_cRCCalculator);
_oneKTool = new XModemTool {
Builder = _oneKPacketBuilder,
Validator = _CRCvalidator
};
_CRCTool = new XModemTool {
Builder = _CRCPacketBuilder,
Validator = _CRCvalidator
};
}
