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// Copyright (c) Microsoft Corporation. All rights reserved. See License.txt in the project root for license information.
using System.Collections.Generic;
using System.Collections.Specialized;
using System.Web.Routing;
using Xunit;
using Assert = Microsoft.TestCommon.AssertEx;
namespace System.Web.Mvc.Test
{
public class NameValueCollectionExtensionsTest
{
[Fact]
public void CopyTo()
{
// Arrange
NameValueCollection collection = GetCollection();
IDictionary<string, object> dictionary = GetDictionary();
// Act
collection.CopyTo(dictionary);
// Assert
Assert.Equal(3, dictionary.Count);
Assert.Equal("FooDictionary", dictionary["foo"]);
Assert.Equal("BarDictionary", dictionary["bar"]);
Assert.Equal("BazCollection", dictionary["baz"]);
}
public void CopyToReplaceExisting()
{
// Arrange
NameValueCollection collection = GetCollection();
IDictionary<string, object> dictionary = GetDictionary();
// Act
collection.CopyTo(dictionary, true /* replaceExisting */);
// Assert
Assert.Equal(3, dictionary.Count);
Assert.Equal("FooCollection", dictionary["foo"]);
Assert.Equal("BarDictionary", dictionary["bar"]);
Assert.Equal("BazCollection", dictionary["baz"]);
}
[Fact]
public void CopyToWithNullCollectionThrows()
{
Assert.ThrowsArgumentNull(
delegate { NameValueCollectionExtensions.CopyTo(null /* collection */, null /* destination */); }, "collection");
}
[Fact]
public void CopyToWithNullDestinationThrows()
{
// Arrange
NameValueCollection collection = GetCollection();
// Act & Assert
Assert.ThrowsArgumentNull(
delegate { collection.CopyTo(null /* destination */); }, "destination");
}
private static NameValueCollection GetCollection()
{
return new NameValueCollection
{
{ "Foo", "FooCollection" },
{ "Baz", "BazCollection" }
};
}
private static IDictionary<string, object> GetDictionary()
{
return new RouteValueDictionary(new { Foo = "FooDictionary", Bar = "BarDictionary" });
}
}
}