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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 Xunit;
using System.Globalization;
using System.IO;
using System.Text;
namespace CsvHelper.Tests.Parsing
{
public class CrTests
{
[Fact]
public void SingleFieldAndSingleRowTest()
{
var s = new StringBuilder();
s.Append("1\r");
using (var reader = new StringReader(s.ToString()))
using (var parser = new CsvParser(reader, CultureInfo.InvariantCulture))
{
parser.Read();
Assert.Equal("1", parser[0]);
}
}
[Fact]
public void SingleFieldAndSingleRowAndFieldIsQuotedTest()
{
var s = new StringBuilder();
s.Append("\"1\"\r");
using (var reader = new StringReader(s.ToString()))
using (var parser = new CsvParser(reader, CultureInfo.InvariantCulture))
{
parser.Read();
Assert.Equal("1", parser[0]);
}
}
[Fact]
public void SingleFieldAndMultipleRowsAndFirstFieldInFirstRowIsQuotedAndNoLineEndingTest()
{
var s = new StringBuilder();
s.Append("\"1\"\r");
s.Append("2");
using (var reader = new StringReader(s.ToString()))
using (var parser = new CsvParser(reader, CultureInfo.InvariantCulture))
{
parser.Read();
Assert.Equal("1", parser[0]);
parser.Read();
Assert.Equal("2", parser[0]);
}
}
[Fact]
public void SingleFieldAndMultipleRowsAndFirstFieldInFirstRowIsQuotedAndHasLineEndingTest()
{
var s = new StringBuilder();
s.Append("\"1\"\r");
s.Append("2\r");
using (var reader = new StringReader(s.ToString()))
using (var parser = new CsvParser(reader, CultureInfo.InvariantCulture))
{
parser.Read();
Assert.Equal("1", parser[0]);
parser.Read();
Assert.Equal("2", parser[0]);
}
}
[Fact]
public void SingleFieldAndMultipleRowsTest()
{
var s = new StringBuilder();
s.Append("1\r");
s.Append("2\r");
using (var reader = new StringReader(s.ToString()))
using (var parser = new CsvParser(reader, CultureInfo.InvariantCulture))
{
parser.Read();
Assert.Equal("1", parser[0]);
parser.Read();
Assert.Equal("2", parser[0]);
}
}
[Fact]
public void SingleFieldAndMultipleRowsAndLastRowHasNoLineEndingTest()
{
var s = new StringBuilder();
s.Append("1\r");
s.Append("2");
using (var reader = new StringReader(s.ToString()))
using (var parser = new CsvParser(reader, CultureInfo.InvariantCulture))
{
parser.Read();
Assert.Equal("1", parser[0]);
parser.Read();
Assert.Equal("2", parser[0]);
}
}
[Fact]
public void SingleFieldAndSecondRowIsQuotedAndLastRowHasNoLineEndingTest()
{
var s = new StringBuilder();
s.Append("1\r");
s.Append("\"2\"");
using (var reader = new StringReader(s.ToString()))
using (var parser = new CsvParser(reader, CultureInfo.InvariantCulture))
{
parser.Read();
Assert.Equal("1", parser[0]);
parser.Read();
Assert.Equal("2", parser[0]);
}
}
[Fact]
public void MultipleFieldsAndSingleRowAndLastRowHasNoLineEndingTest()
{
var s = new StringBuilder();
s.Append("1,2\r");
using (var reader = new StringReader(s.ToString()))
using (var parser = new CsvParser(reader, CultureInfo.InvariantCulture))
{
parser.Read();
Assert.Equal("1", parser[0]);
Assert.Equal("2", parser[1]);
}
}
[Fact]
public void MultipleFieldsAndMultipleRowsAndLastRowHasNoLineEndingTest()
{
var s = new StringBuilder();
s.Append("1,2\r");
s.Append("3,4");
using (var reader = new StringReader(s.ToString()))
using (var parser = new CsvParser(reader, CultureInfo.InvariantCulture))
{
parser.Read();
Assert.Equal("1", parser[0]);
Assert.Equal("2", parser[1]);
parser.Read();
Assert.Equal("3", parser[0]);
Assert.Equal("4", parser[1]);
}
}
[Fact]
public void MultipleFieldsAndMultipleRowsAndLastRowHasLineEndingTest()
{
var s = new StringBuilder();
s.Append("1,2\r");
s.Append("3,4\r");
using (var reader = new StringReader(s.ToString()))
using (var parser = new CsvParser(reader, CultureInfo.InvariantCulture))
{
parser.Read();
Assert.Equal("1", parser[0]);
Assert.Equal("2", parser[1]);
parser.Read();
Assert.Equal("3", parser[0]);
Assert.Equal("4", parser[1]);
}
}
[Fact]
public void MultipleFieldsAndMultipleRowsAndLastFieldInFirstRowIsQuotedAndLastRowHasLineEndingTest()
{
var s = new StringBuilder();
s.Append("1,\"2\"\r");
s.Append("3,4\r");
using (var reader = new StringReader(s.ToString()))
using (var parser = new CsvParser(reader, CultureInfo.InvariantCulture))
{
parser.Read();
Assert.Equal("1", parser[0]);
Assert.Equal("2", parser[1]);
parser.Read();
Assert.Equal("3", parser[0]);
Assert.Equal("4", parser[1]);
}
}
[Fact]
public void MultipleFieldsAndMultipleRowsAndSecondRowFirstFieldIsQuotedAndLastRowHasLineEndingTest()
{
var s = new StringBuilder();
s.Append("1,2\r");
s.Append("\"3\",4\r");
using (var reader = new StringReader(s.ToString()))
using (var parser = new CsvParser(reader, CultureInfo.InvariantCulture))
{
parser.Read();
Assert.Equal("1", parser[0]);
Assert.Equal("2", parser[1]);
parser.Read();
Assert.Equal("3", parser[0]);
Assert.Equal("4", parser[1]);
}
}
[Fact]
public void MultipleFieldsAndMultipleRowsAndAllFieldsQuotedAndHasLineEndingTest()
{
var s = new StringBuilder();
s.Append("\"1\",\"2\"\r");
s.Append("\"3\",\"4\"\r");
using (var reader = new StringReader(s.ToString()))
using (var parser = new CsvParser(reader, CultureInfo.InvariantCulture))
{
parser.Read();
Assert.Equal("1", parser[0]);
Assert.Equal("2", parser[1]);
parser.Read();
Assert.Equal("3", parser[0]);
Assert.Equal("4", parser[1]);
}
}
}
}
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