public void should_encode_csv()
{
var file = new FileNode(NodeType.Array,
typeof(List<Record>), Options.Create(x =>
x.IncludePublicFields()));
var row = new RowNode(1)
{
{ new ValueNode("Property", "oh,"), x => {} },
{ new ValueNode("Field", "\"hai\""), x => {} },
{ new ValueNode("Null"), x => {} }
};
file.Add(row, x => {});
file.EncodeToString().ShouldEqual(Data);
}
public void Write(RowNode node)
{
if (_columns == null) _columns = node.Select(x => x.Name).ToArray();
if (!_columns.Any()) return;
Action<object[]> writeLine = x => _writer.Value.Write(x.Select(Encode)
.Aggregate((a, i) => a + _delimiter + i) + _newLine);
if (_header && _firstRow) writeLine(_columns);
var fields = new object[_columns.Length];
node.Where(x => _columns.Contains(x.Name))
.ForEach(x => fields[_columns.IndexOf(x.Name)] = x.Value);
writeLine(fields);
_writer.Value.Flush();
_firstRow = false;
}
private List<RowNode> ParseFile()
{
var nodes = new List<RowNode>();
var parser = new TextFieldParser(new StreamReader(_readStream, _encoding));
parser.TextFieldType = FieldType.Delimited;
parser.SetDelimiters(_options.CsvDelimiter);
if (parser.EndOfData) return nodes;
var columns = parser.ReadFields();
if (columns == null || columns.Length == 0) return nodes;
while (!parser.EndOfData)
{
var fields = parser.ReadFields();
if (fields == null || fields.Length == 0) continue;
var rowNode = new RowNode(_rowNumber++);
nodes.Add(rowNode);
for (var i = 0; i < fields.Length; i++)
{
rowNode.Add(new ValueNode(columns[i], rowNode,
fields[i] == "" ? null : fields[i]), x => {});
}
}
return nodes;
}
private List<RowNode> ParseFile(TextReader reader)
{
var nodes = new List<RowNode>();
using (var parser = new TextFieldParser(reader))
{
parser.TextFieldType = FieldType.Delimited;
parser.SetDelimiters(_options.CsvDelimiter);
if (parser.EndOfData) return nodes;
var columns = parser.ReadFields();
if (columns == null || columns.Length == 0) return nodes;
while (!parser.EndOfData)
{
var fields = parser.ReadFields();
if (fields == null || fields.Length == 0) continue;
var rowNode = new RowNode(_rowIndex++);
nodes.Add(rowNode);
for (var i = 0; i < fields.Length; i++)
{
rowNode.Add(new ValueNode(columns[i], fields[i]), x => {});
}
}
}
return nodes;
}