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// Copyright 2009-2022 Josh Close
// This file is a part of CsvHelper and is dual licensed under MS-PL and Apache 2.0.
// See LICENSE.txt for details or visit http://www.opensource.org/licenses/ms-pl.html for MS-PL and http://opensource.org/licenses/Apache-2.0 for Apache 2.0.
// https://github.com/JoshClose/CsvHelper
using System.Globalization;
using System.IO;
using CsvHelper.Configuration;
using Xunit;
namespace CsvHelper.Tests
{
public class CsvParserRawRecordTests
{
[Fact]
public void RawRecordCrLfTest()
{
using (var stream = new MemoryStream())
using (var writer = new StreamWriter(stream))
using (var reader = new StreamReader(stream))
using (var parser = new CsvParser(reader, CultureInfo.InvariantCulture))
{
writer.Write("1,2\r\n");
writer.Write("3,4\r\n");
writer.Flush();
stream.Position = 0;
parser.Read();
Assert.Equal("1,2\r\n", parser.RawRecord.ToString());
parser.Read();
Assert.Equal("3,4\r\n", parser.RawRecord.ToString());
parser.Read();
Assert.Equal(string.Empty, parser.RawRecord.ToString());
}
}
[Fact]
public void RawRecordCrTest()
{
using (var stream = new MemoryStream())
using (var writer = new StreamWriter(stream))
using (var reader = new StreamReader(stream))
using (var parser = new CsvParser(reader, CultureInfo.InvariantCulture))
{
writer.Write("1,2\r");
writer.Write("3,4\r");
writer.Flush();
stream.Position = 0;
parser.Read();
Assert.Equal("1,2\r", parser.RawRecord.ToString());
parser.Read();
Assert.Equal("3,4\r", parser.RawRecord.ToString());
parser.Read();
Assert.Equal(string.Empty, parser.RawRecord.ToString());
}
}
[Fact]
public void RawRecordLfTest()
{
using (var stream = new MemoryStream())
using (var writer = new StreamWriter(stream))
using (var reader = new StreamReader(stream))
using (var parser = new CsvParser(reader, CultureInfo.InvariantCulture))
{
writer.Write("1,2\n");
writer.Write("3,4\n");
writer.Flush();
stream.Position = 0;
parser.Read();
Assert.Equal("1,2\n", parser.RawRecord.ToString());
parser.Read();
Assert.Equal("3,4\n", parser.RawRecord.ToString());
parser.Read();
Assert.Equal(string.Empty, parser.RawRecord.ToString());
}
}
[Fact]
public void RawRecordCr2DelimiterTest()
{
var config = new CsvConfiguration(CultureInfo.InvariantCulture)
{
Delimiter = ";;",
};
using (var stream = new MemoryStream())
using (var writer = new StreamWriter(stream))
using (var reader = new StreamReader(stream))
using (var parser = new CsvParser(reader, config))
{
writer.Write("1;;2\r");
writer.Write("3;;4\r");
writer.Flush();
stream.Position = 0;
parser.Read();
Assert.Equal("1;;2\r", parser.RawRecord.ToString());
parser.Read();
Assert.Equal("3;;4\r", parser.RawRecord.ToString());
parser.Read();
Assert.Equal(string.Empty, parser.RawRecord.ToString());
}
}
[Fact]
public void TinyBufferTest()
{
var config = new CsvConfiguration(CultureInfo.InvariantCulture)
{
BufferSize = 1,
};
using (var stream = new MemoryStream())
using (var writer = new StreamWriter(stream))
using (var reader = new StreamReader(stream))
using (var parser = new CsvParser(reader, config))
{
writer.Write("1,2\r\n");
writer.Write("3,4\r\n");
writer.Flush();
stream.Position = 0;
parser.Read();
Assert.Equal("1,2\r\n", parser.RawRecord.ToString());
parser.Read();
Assert.Equal("3,4\r\n", parser.RawRecord.ToString());
parser.Read();
Assert.Equal(string.Empty, parser.RawRecord.ToString());
}
}
}
}
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