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NameValueCollectionTests.cs
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NameValueCollectionTests.cs
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using System;
using System.Collections.Generic;
using System.Collections.Specialized;
using System.Linq;
using NUnit.Framework;
namespace FSharpx.CSharpTests {
[TestFixture]
public class NameValueCollectionTests {
[Test]
public void Concat() {
var a = new NameValueCollection { { "1", "one" } };
var b = new NameValueCollection { { "2", "two" } };
var c = a.Concat(b);
b.Add("2", "dos");
Assert.AreEqual("one", c["1"]);
Assert.AreEqual("two", c["2"]);
Assert.AreEqual("two,dos", b["2"]);
}
[Test]
public void ToEnumerable() {
var a = new NameValueCollection { { "1", "one" } };
var e = a.ToEnumerable().ToList();
Assert.AreEqual(1, e.Count);
Assert.AreEqual(Tuple.Create("1", "one"), e[0]);
}
[Test]
public void ToLookup() {
var a = new NameValueCollection {
{ "1", "one" },
{ "1", "uno" },
};
var l = a.ToLookup();
Assert.AreEqual(1, l.Count);
Assert.AreEqual(2, l["1"].Count());
Assert.AreEqual(0, l["2"].Count());
}
[Test]
public void AsDictionary() {
var a = new NameValueCollection {
{ "1", "one" },
{ "1", "uno" },
};
var d = a.AsDictionary();
Assert.AreEqual(new[] { "one", "uno" }, d["1"]);
Assert.Throws<KeyNotFoundException>(() => { var x = d["2"]; });
}
[Test]
public void AsLookup() {
var a = new NameValueCollection {
{ "1", "one" },
{ "1", "uno" },
};
var l = a.AsLookup();
Assert.AreEqual(1, l.Count);
Assert.AreEqual(2, l["1"].Count());
Assert.AreEqual(0, l["2"].Count());
a.Add("2", "dos");
Assert.AreEqual(2, l.Count);
Assert.AreEqual(1, l["2"].Count());
}
}
}