public void ReadAsciiDxfCodePairOffsetTest()
{
using (var ms = new MemoryStream())
using (var writer = new StreamWriter(ms))
{
writer.WriteLine(@"
0
SECTION
2
ENTITIES
0
LINE
10
1
20
2
30
3
11
4
21
5
31
6
0
ENDSEC
0
EOF
".Trim());
writer.Flush();
ms.Seek(0, SeekOrigin.Begin);
using (var binaryReader = new BinaryReader(ms))
{
int readBytes;
var firstLine = DxfFile.GetFirstLine(ms, Encoding.ASCII, out readBytes);
var dxfReader = DxfFile.GetCodePairReader(firstLine, readBytes, binaryReader, Encoding.ASCII);
var codePairs = dxfReader.GetCodePairs().ToList();
// verify code pair offsets correspond to line numbers
Assert.Equal(11, codePairs.Count);
Assert.Equal(1, codePairs.First().Offset);
Assert.Equal(21, codePairs.Last().Offset);
}
}
}
public void ReadBinaryDxfCodePairOffsetTest()
{
using (var fs = new FileStream("diamond-bin.dxf", FileMode.Open, FileAccess.Read))
{
using (var binaryReader = new BinaryReader(fs))
{
int readBytes;
var firstLine = DxfFile.GetFirstLine(fs, Encoding.ASCII, out readBytes);
var dxfReader = DxfFile.GetCodePairReader(firstLine, readBytes, binaryReader, Encoding.ASCII);
var codePairs = dxfReader.GetCodePairs().ToList();
// verify code pair offsets correspond to file offsets
Assert.Equal(100, codePairs.Count);
Assert.Equal(22, codePairs.First().Offset);
Assert.Equal(805, codePairs.Last().Offset);
}
}
}
