79 lines
2.6 KiB
C#
79 lines
2.6 KiB
C#
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// Copyright (c) Microsoft Corporation. All rights reserved. See License.txt in the project root for license information.
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using System.Collections.Generic;
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using System.Linq;
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using System.Web;
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using System.Xml.Linq;
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using Xunit;
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namespace Microsoft.TestCommon
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{
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/// <summary>
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/// Assert class that compares two XML strings for equality. Namespaces are ignored during comparison
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/// </summary>
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public class XmlAssert
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{
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public void Equal(string expected, string actual, params RegexReplacement[] regexReplacements)
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{
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if (regexReplacements != null)
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{
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for (int i = 0; i < regexReplacements.Length; i++)
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{
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actual = regexReplacements[i].Regex.Replace(actual, regexReplacements[i].Replacement);
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}
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}
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Equal(XElement.Parse(expected), XElement.Parse(actual));
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}
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public void Equal(XElement expected, XElement actual)
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{
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Assert.Equal(Normalize(expected).ToString(), Normalize(actual).ToString());
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}
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private static XElement Normalize(XElement element)
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{
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if (element.HasElements)
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{
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return new XElement(
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Encode(element.Name),
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Normalize(element.Attributes()),
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Normalize(element.Elements()));
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}
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if (element.IsEmpty)
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{
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return new XElement(
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Encode(element.Name),
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Normalize(element.Attributes()));
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}
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else
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{
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return new XElement(
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Encode(element.Name),
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Normalize(element.Attributes()),
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element.Value);
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}
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}
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private static IEnumerable<XAttribute> Normalize(IEnumerable<XAttribute> attributes)
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{
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return attributes
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.Where((attrib) => !attrib.IsNamespaceDeclaration)
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.Select((attrib) => new XAttribute(Encode(attrib.Name), attrib.Value))
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.OrderBy(a => a.Name.ToString());
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}
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private static IEnumerable<XElement> Normalize(IEnumerable<XElement> elements)
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{
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return elements
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.Select(e => Normalize(e))
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.OrderBy(a => a.ToString());
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}
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private static string Encode(XName name)
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{
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return string.Format("{0}_{1}", HttpUtility.UrlEncode(name.NamespaceName).Replace('%', '_'), name.LocalName);
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}
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}
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}
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