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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;
using System.Globalization;
using System.IO;
using CsvHelper.Configuration;
using Xunit;
namespace CsvHelper.Tests
{
public class CsvConfigurationTests
{
[Fact]
public void EnsureReaderAndParserConfigIsAreSameTest()
{
using (var stream = new MemoryStream())
using (var reader = new StreamReader(stream))
{
var csvReader = new CsvReader(reader, CultureInfo.InvariantCulture);
Assert.Same(csvReader.Configuration, csvReader.Parser.Configuration);
var config = new CsvConfiguration(CultureInfo.InvariantCulture);
var parser = new CsvParser(reader, config);
csvReader = new CsvReader(parser);
Assert.Same(csvReader.Configuration, csvReader.Parser.Configuration);
}
}
[Fact]
public void AddingMappingsWithGenericMethod1Test()
{
var config = new CsvHelper.Configuration.CsvConfiguration(CultureInfo.InvariantCulture);
var context = new CsvContext(config);
context.RegisterClassMap<TestClassMappings>();
Assert.Equal(2, context.Maps[typeof(TestClass)].MemberMaps.Count);
}
[Fact]
public void AddingMappingsWithGenericMethod2Test()
{
var config = new CsvHelper.Configuration.CsvConfiguration(CultureInfo.InvariantCulture);
var context = new CsvContext(config);
context.RegisterClassMap<TestClassMappings>();
Assert.Equal(2, context.Maps[typeof(TestClass)].MemberMaps.Count);
}
[Fact]
public void AddingMappingsWithNonGenericMethodTest()
{
var config = new CsvHelper.Configuration.CsvConfiguration(CultureInfo.InvariantCulture);
var context = new CsvContext(config);
context.RegisterClassMap(typeof(TestClassMappings));
Assert.Equal(2, context.Maps[typeof(TestClass)].MemberMaps.Count);
}
[Fact]
public void AddingMappingsWithInstanceMethodTest()
{
var config = new CsvHelper.Configuration.CsvConfiguration(CultureInfo.InvariantCulture);
var context = new CsvContext(config);
context.RegisterClassMap(new TestClassMappings());
Assert.Equal(2, context.Maps[typeof(TestClass)].MemberMaps.Count);
}
[Fact]
public void RegisterClassMapGenericTest()
{
var config = new CsvHelper.Configuration.CsvConfiguration(CultureInfo.InvariantCulture);
var context = new CsvContext(config);
Assert.Null(context.Maps[typeof(TestClass)]);
context.RegisterClassMap<TestClassMappings>();
Assert.NotNull(context.Maps[typeof(TestClass)]);
}
[Fact]
public void RegisterClassMapNonGenericTest()
{
var config = new CsvHelper.Configuration.CsvConfiguration(CultureInfo.InvariantCulture);
var context = new CsvContext(config);
Assert.Null(context.Maps[typeof(TestClass)]);
context.RegisterClassMap(typeof(TestClassMappings));
Assert.NotNull(context.Maps[typeof(TestClass)]);
}
[Fact]
public void RegisterClassInstanceTest()
{
var config = new CsvHelper.Configuration.CsvConfiguration(CultureInfo.InvariantCulture);
var context = new CsvContext(config);
Assert.Null(context.Maps[typeof(TestClass)]);
context.RegisterClassMap(new TestClassMappings());
Assert.NotNull(context.Maps[typeof(TestClass)]);
}
[Fact]
public void UnregisterClassMapGenericTest()
{
var config = new CsvHelper.Configuration.CsvConfiguration(CultureInfo.InvariantCulture);
var context = new CsvContext(config);
Assert.Null(context.Maps[typeof(TestClass)]);
context.RegisterClassMap<TestClassMappings>();
Assert.NotNull(context.Maps[typeof(TestClass)]);
context.UnregisterClassMap<TestClassMappings>();
Assert.Null(context.Maps[typeof(TestClass)]);
}
[Fact]
public void UnregisterClassNonMapGenericTest()
{
var config = new CsvHelper.Configuration.CsvConfiguration(CultureInfo.InvariantCulture);
var context = new CsvContext(config);
Assert.Null(context.Maps[typeof(TestClass)]);
context.RegisterClassMap(typeof(TestClassMappings));
Assert.NotNull(context.Maps[typeof(TestClass)]);
context.UnregisterClassMap(typeof(TestClassMappings));
Assert.Null(context.Maps[typeof(TestClass)]);
}
[Fact]
public void AddingMappingsWithNonGenericMethodThrowsWhenNotACsvClassMap()
{
var context = new CsvContext(new CsvConfiguration(CultureInfo.InvariantCulture));
Assert.Throws<ArgumentException>(() => context.RegisterClassMap(typeof(TestClass)));
}
private class TestClass
{
public string StringColumn { get; set; }
public int IntColumn { get; set; }
}
private class TestClassMappings : ClassMap<TestClass>
{
public TestClassMappings()
{
Map(c => c.StringColumn);
Map(c => c.IntColumn);
}
}
}
}
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