ExceptionCatchingActionProxyTest.cs :  » Build-Systems » CruiseControl.NET » ThoughtWorks » CruiseControl » UnitTests » WebDashboard » MVC » Cruise » C# / CSharp Open Source

using System.Collections;
using NMock;
using NUnit.Framework;
using ThoughtWorks.CruiseControl.Core;
using ThoughtWorks.CruiseControl.UnitTests.UnitTestUtils;
using ThoughtWorks.CruiseControl.WebDashboard.MVC;
using ThoughtWorks.CruiseControl.WebDashboard.MVC.Cruise;
using ThoughtWorks.CruiseControl.WebDashboard.MVC.View;

namespace ThoughtWorks.CruiseControl.UnitTests.WebDashboard.MVC.Cruise{
  [TestFixture]
  public class ExceptionCatchingActionProxyTest
  {
    private DynamicMock actionMock;
    private DynamicMock velocityViewGeneratorMock;
    private ExceptionCatchingActionProxy exceptionCatchingAction;
    private IResponse response;
    private IResponse errorResponse;
    private IRequest request;

    [SetUp]
    public void Setup()
    {
      actionMock = new DynamicMock(typeof(IAction));
      velocityViewGeneratorMock = new DynamicMock(typeof(IVelocityViewGenerator)) ;
      exceptionCatchingAction = new ExceptionCatchingActionProxy((IAction) actionMock.MockInstance, (IVelocityViewGenerator) velocityViewGeneratorMock.MockInstance);
      response = new HtmlFragmentResponse("my view");
      errorResponse = new HtmlFragmentResponse("error view");
            request = new NameValueCollectionRequest(null, null, null, null, null);
    }

    private void VerifyAll()
    {
      actionMock.Verify();
      velocityViewGeneratorMock.Verify();
    }

    [Test]
    public void ShouldReturnProxiedViewIfProxiedActionDoesntThrowException()
    {
      // Setup
      actionMock.ExpectAndReturn("Execute", response, request);

      // Execute & Verify
      Assert.AreEqual(response, exceptionCatchingAction.Execute(request));
      VerifyAll();
    }

    [Test]
    public void ShouldGiveViewOfExceptionIfProxiedActionThowsException()
    {
      // Setup
      CruiseControlException e = new CruiseControlException("A nasty exception");
      actionMock.ExpectAndThrow("Execute", e, request);

      Hashtable expectedContext = new Hashtable();
      expectedContext["exception"] = e;
      velocityViewGeneratorMock.ExpectAndReturn("GenerateView", errorResponse, "ActionException.vm", new HashtableConstraint(expectedContext));

      // Execute & Verify
      Assert.AreEqual(errorResponse, exceptionCatchingAction.Execute(request));
      VerifyAll();
    }
  }
}