public void ReadColumnTest()
{
const char separator = StringSplitReader.Comma;
var expecteds = new string[] { "A", "B", "C", "D", "", };
var text = string.Join(separator.ToString(), expecteds);
var raw = Encoding.UTF8.GetBytes(text);
for (var i = expecteds.Length - 1; i >= 0; --i)
{
using (var readerStream = new MemoryStream(raw))
using (var reader = new StringSplitReader(readerStream))
{
Assert.IsTrue(reader.ReadColumnsSet(separator, i, out var actual), "!ReadColumn");
Assert.AreEqual(expecteds[i], actual, i.ToString());
}
}
}
private static void ReadColumnsAddCompare()
{
using (var lineStream = new FileStream(sourcePath, FileMode.Open, FileAccess.Read, FileShare.Read))
using (var lineReader = new StreamReader(lineStream))
using (var splitStream = new FileStream(sourcePath, FileMode.Open, FileAccess.Read, FileShare.Read))
using (var splitReader = new StringSplitReader(splitStream))
{
var splits = new List <string>();
while (true)
{
var line = lineReader.ReadLine();
splits.Clear();
var split = splitReader.ReadColumnsAdd(separator, splits);
if ((line != null) != split)
{
Console.WriteLine("Number of lines is not the same.");
return;
}
if (line == null || !split)
{
return;
}
var columns = line.Split(separators);
if (columns.Length != splits.Count)
{
Console.WriteLine("Number of columns is not the same.");
return;
}
for (var i = columns.Length - 1; i >= 0; --i)
{
if (columns[i] != splits[i])
{
Console.WriteLine("A column is not the same.");
return;
}
}
}
}
}
