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Reputation: 77

Specflow CodedUI Generator Plugin not generating feature files

Okay. So here is where I am at. I am using Specflow 2.2.0 to pair automated unit testing with our CodedUI testing effort. I am developing a plugin to add the CodedUI Test attribute to the Specflow Feature tests and I am running into some problems. Specflow is not recognizing my plugin to generate the CodedUI Test Attribute to Specflow feature files and I don't understand why because I have followed every instruction in the documentation as well as looked at other plugins on GitHub to make sure I am doing it right.

I have the plugin in its own class library project and upon build its dll autocopies to the packages folder in the Solution where Specflow is located. I have the assembly files edited to point to the generator. I have the initializers for the eventhandler. I have everything in the app.config of my CodedUI project correct as far as I can tell and I still get errors. Here is everything I have in regards to the plugin and the other relevant pieces:

Here is the code from my plugin that initializes the IGenerator Class:

namespace SpecflowCUITPluginLib
{
    public class CodedUiPlugin : IGeneratorPlugin
    {
        public void Initialize(GeneratorPluginEvents generatorPluginEvents, GeneratorPluginParameters generatorPluginParameters)
        {
            generatorPluginEvents.CustomizeDependencies += this.GeneratorPluginEventsOnCustomizeDependencies;
        }
        private void GeneratorPluginEventsOnCustomizeDependencies(object sender, CustomizeDependenciesEventArgs customizeDependenciesEventArgs)
        {
            string unitTestProviderName =
              customizeDependenciesEventArgs.SpecFlowProjectConfiguration.SpecFlowConfiguration.UnitTestProvider;
            if (unitTestProviderName.Equals("mstest", StringComparison.InvariantCultureIgnoreCase)
              || unitTestProviderName.Equals("mstest.2010", StringComparison.InvariantCultureIgnoreCase))
            {
                customizeDependenciesEventArgs.ObjectContainer.RegisterTypeAs<CodedUIGeneratorProvider, IUnitTestGeneratorProvider>();
            }
        }
        #region IGeneratorPlugin Members
        public void RegisterConfigurationDefaults(TechTalk.SpecFlow.Generator.Configuration.SpecFlowProjectConfiguration specFlowConfiguration) { }
        public void RegisterCustomizations(BoDi.ObjectContainer container, TechTalk.SpecFlow.Generator.Configuration.SpecFlowProjectConfiguration generatorConfiguration)
        {
            container.RegisterTypeAs<CodedUIGeneratorProvider, IUnitTestGeneratorProvider>();
            container.RegisterTypeAs<MsTest2010RuntimeProvider, IUnitTestRuntimeProvider>();
        }
        public void RegisterDependencies(BoDi.ObjectContainer container) { }
        #endregion
    }
}

Here is the code from my Generator Provider that is located in a separate .cs  file:

namespace SpecflowCUITPluginLib
{

    public class CodedUIGeneratorProvider : MsTest2010GeneratorProvider
    {
        public CodedUIGeneratorProvider(CodeDomHelper codeDomHelper)
            : base(codeDomHelper) { }
        private const string TestClassAttribute = @"Microsoft.VisualStudio.TestTools.UnitTesting.TestClassAttribute";
        private const string CodedUiTestClassAttribute = @"Microsoft.VisualStudio.TestTools.UITesting.CodedUITestAttribute";
        private const string DeploymentItemAttribute = "Microsoft.VisualStudio.TestTools.UnitTesting.DeploymentItemAttribute";
        public override void SetTestClass(TestClassGenerationContext generationContext, string featureTitle, string featureDescription)
        {
            base.SetTestClass(generationContext, featureTitle, featureDescription);
            foreach (CodeAttributeDeclaration declaration in generationContext.TestClass.CustomAttributes)
            {
                if (declaration.Name == TestClassAttribute)
                {
                    generationContext.TestClass.CustomAttributes.Remove(declaration);
                    break;
                }
            }
            generationContext.TestClass.CustomAttributes.Add(new CodeAttributeDeclaration(new CodeTypeReference(CodedUiTestClassAttribute)));
            string filename = new Uri(this.GetType().Assembly.CodeBase).LocalPath;
            // Add deployment item in each test for the driver.
            generationContext.TestClass.CustomAttributes.Add(
                new CodeAttributeDeclaration(
                    new CodeTypeReference(DeploymentItemAttribute),
                    new CodeAttributeArgument(new CodePrimitiveExpression("SpecflowCUITPluginLib.SpecFlowPlugin.dll"))));
        }
    }
}

Here is the line I added to the assembly file:

[assembly: GeneratorPlugin(typeof(CodedUiPlugin))]

Here is a screencap of my build settings for the plugin project

And here is my app.config from my CodedUI Project

<?xml version="1.0" encoding="utf-8"?>
<configuration>
  <configSections>
    <section name="specFlow" type="TechTalk.SpecFlow.Configuration.ConfigurationSectionHandler, TechTalk.SpecFlow" />
  </configSections>
  <specFlow>
    <unitTestProvider name="MsTest" />
    <plugins>
      <add name="SpecflowCUITPluginLib.SpecflowPlugin" path=".\MedchartUITesting\packages\specflow2.2.0\tools" type="Generator" />
    </plugins>
  </specFlow>
</configuration>

And no matter what I do I get this error for my feature files : #error Generation error: Unable to find plugin in the plugin search path: SpecflowCUITPluginLib.SpecflowPlugin. Please check http://go.specflow.org/doc-plugins for details.

Anyone see a solution or a problem because at this moment I am really at a loss as to where I should be looking for a solution.

Upvotes: 0

Views: 679

Answers (1)

Andreas Willich
Andreas Willich

Reputation: 5835

The problem was a wrong configuration of the path where the plugin can be found.
See the thread in the SpecFlow forum: https://groups.google.com/forum/#!topic/specflow/ZcbuoJLfJ_E

Upvotes: 0

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