ProjectStateIconAdaptorTest.cs :  » Build-Systems » CruiseControl.NET » ThoughtWorks » CruiseControl » UnitTests » CCTrayLib » Presentation » C# / CSharp Open Source

using System;
using NMock;
using NUnit.Framework;
using ThoughtWorks.CruiseControl.CCTrayLib;
using ThoughtWorks.CruiseControl.CCTrayLib.Monitoring;
using ThoughtWorks.CruiseControl.CCTrayLib.Presentation;

namespace ThoughtWorks.CruiseControl.UnitTests.CCTrayLib.Presentation{
  [TestFixture]
  public class ProjectStateIconAdaptorTest
  {
    private DynamicMock mockIconProvider;
    private StubProjectMonitor monitor;
    private IProjectStateIconProvider iconProvider;

    [SetUp]
    public void SetUp()
    {
      monitor = new StubProjectMonitor( "testProject" );

      mockIconProvider = new DynamicMock( typeof (IProjectStateIconProvider) );
      this.mockIconProvider.Strict = true;

      iconProvider = (IProjectStateIconProvider) this.mockIconProvider.MockInstance;

      this.monitor.ProjectState = ProjectState.Building;

    }

    [Test]
    public void OnCreationTheCurrentStateOfTheIconIsRead()
    {
      StatusIcon icon = new StatusIcon();
      mockIconProvider.ExpectAndReturn( "GetStatusIconForState", icon, ProjectState.Building );

      ProjectStateIconAdaptor adaptor = new ProjectStateIconAdaptor( monitor, iconProvider );
      Assert.AreSame( icon, adaptor.StatusIcon );

      mockIconProvider.Verify();
    }

    [Test]
    public void WhenTheMonitorPollsTheIconMayBeUpdated()
    {
      StatusIcon icon = new StatusIcon();
      mockIconProvider.ExpectAndReturn( "GetStatusIconForState", icon, ProjectState.Building );

      ProjectStateIconAdaptor adaptor = new ProjectStateIconAdaptor( monitor, iconProvider );
      Assert.AreSame( icon, adaptor.StatusIcon );

      monitor.ProjectState = ProjectState.Broken;

      StatusIcon icon2 = new StatusIcon();
      mockIconProvider.ExpectAndReturn( "GetStatusIconForState", icon2, ProjectState.Broken );

      monitor.Poll();

      Assert.AreSame( icon2, adaptor.StatusIcon );
      mockIconProvider.Verify();
    }

    int iconChangedCount;
    
    [Test]
    public void WhenTheStatusIconIsChangedAnEventIsFired()
    {
      iconChangedCount = 0;

      StatusIcon icon = new StatusIcon();
      mockIconProvider.ExpectAndReturn( "GetStatusIconForState", icon, ProjectState.Building );

      ProjectStateIconAdaptor adaptor = new ProjectStateIconAdaptor( monitor, iconProvider );
      adaptor.IconChanged += new EventHandler(IconChanged);

      Assert.AreEqual(0,iconChangedCount);

      StatusIcon icon2 = new StatusIcon();
      adaptor.StatusIcon = icon2;
      Assert.AreEqual(1,iconChangedCount);

      adaptor.StatusIcon = icon2;
      Assert.AreEqual(1,iconChangedCount);

    }

    private void IconChanged( object sender, EventArgs e )
    {
      iconChangedCount++;
    }
  }

}