public void Encode_ValidContent_ShouldEncodeCorrectly(string content, string expectedResult)
{
// Act
string result = Gs1Encoder.Encode(content, '/');
// Assert
result.Should().Be(expectedResult);
}
public void Encode_InvalidContent_ShouldThrowException(string content, string expectedExceptionMessage)
{
// Act
Action action = () => Gs1Encoder.Encode(content, '/');
// Assert
action.Should().Throw <ArgumentException>()
.WithMessage($"*{expectedExceptionMessage}*")
.Which.ParamName.Should().Be("content");
}
public static IBarcodeIntCS Encode(string content, bool includeChecksum = true, bool gs1ModeEnabled = false)
{
if (content == null)
{
throw new ArgumentNullException(nameof(content));
}
if (gs1ModeEnabled)
{
content = Gs1Encoder.Encode(content, Constants.FNC1);
}
char[] contentChars = content.ToCharArray();
if (contentChars.Length <= 0 || contentChars.Length > 80)
{
throw new ArgumentException($"Content length should be between 1 and 80 but got {contentChars.Length}", nameof(content));
}
BitList?idxList = GetCodeIndexList(contentChars);
if (!idxList.HasValue)
{
throw new InvalidOperationException($"{content} could not be encoded");
}
var result = new BitList();
var sum = 0;
var i = 0;
foreach (var idx in idxList.Value.GetBytes())
{
if (i == 0)
{
sum = idx;
}
else
{
sum += i * idx;
}
result.AddBit(Constants.EncodingTable[idx]);
i++;
}
sum = sum % 103;
if (includeChecksum)
{
result.AddBit(Constants.EncodingTable[sum]);
}
result.AddBit(Constants.EncodingTable[Constants.StopSymbol]);
return(new Base1DCodeIntCS(result, BarcodeType.Code128, content, sum, Constants.Margin));
}
internal static byte[] EncodeGs1(string content) => EncodeText(Gs1Encoder.Encode(content, (char)DataMatrixSpecialCodewords.FNC1), skipFnc1: true);
