Created
October 5, 2012 18:26
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Example Extraction Rule for Visual Studio Webtests
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| using System; | |
| using System.Collections.Generic; | |
| using System.ComponentModel; | |
| using System.Linq; | |
| using System.Xml.Linq; | |
| using Microsoft.VisualStudio.TestTools.WebTesting; | |
| namespace Hudl.WebApp.Tests.TestsCore.ExtractionRules | |
| { | |
| [DisplayName("Extract Published Clip ID")] | |
| [Description("For a CreateClip web service request, extracts the newly-created Clip ID value and inserts it into the ID collection specified by the Context parameter name.")] | |
| public class ExtractPublishedClipId : ExtractionRule | |
| { | |
| private static readonly XNamespace DefaultNamespace; | |
| static ExtractPublishedClipId() | |
| { | |
| DefaultNamespace = "http://tempuri.org/"; | |
| } | |
| public override void Extract(object sender, ExtractionEventArgs e) | |
| { | |
| var bodyString = e.Response.BodyString; | |
| var clipId = GetClipId(bodyString); | |
| if (!clipId.HasValue) | |
| { | |
| e.Message = "Extraction of Published Clip ID failed. Result text: " + Environment.NewLine + | |
| e.Response.BodyString; | |
| e.Success = false; | |
| return; | |
| } | |
| var clipIds = e.WebTest.Context[ContextParameterName] as ICollection<long>; | |
| clipIds.Add(clipId.Value); | |
| e.Success = true; | |
| } | |
| private static long? GetClipId(string bodyString) | |
| { | |
| var bodyDoc = XDocument.Parse(bodyString); | |
| var resultElement = bodyDoc.Descendants(DefaultNamespace + "CreateClipResult").SingleOrDefault(); | |
| if (resultElement == null) | |
| { | |
| return null; | |
| } | |
| var createClipResultValue = resultElement.Value; | |
| var clipId = Convert.ToInt64(createClipResultValue); | |
| return clipId; | |
| } | |
| } | |
| } |
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