using System;
using System.Threading;
using System.Windows;
using Caliburn.Messaging;
using Caliburn.Metadata;
using MbUnit.Framework;

namespace Tests.Caliburn.The_core_framework_can
{
    [TestFixture(ApartmentState = ApartmentState.STA)]
    public class by_using_ActionInfo : DispatcherTestBase
    {
        private readonly Type presenterType = typeof(TestPresenter);

        [Test]
        public void perform_a_rescue()
        {
            PresenterInfo presenterInfo = PresenterInfo.Create(presenterType);
            ActionInfo actionInfo = presenterInfo.FindAction("TestAction");

            TestPresenter presenter = new TestPresenter();
            actionInfo.PerformRescue(presenter, new Exception());

            Assert.IsTrue(presenter.ActionRescueCalled);
        }

        [Test]
        public void execute_a_method()
        {
            ExecuteWithDispatcher(
                delegate
                {
                    PresenterInfo presenterInfo = PresenterInfo.Create(presenterType);
                    ActionInfo actionInfo = presenterInfo.FindAction("TestAction");

                    DependencyObject source = new DependencyObject();

                    ActionMessage message = new ActionMessage();
                    message.Parameters.Add(new Parameter(4.2));

                    TestPresenter presenter = new TestPresenter();
                    actionInfo.Execute(presenter, message, source);

                    presenter.WaitHandle.WaitOne();

                    Assert.IsTrue(presenter.TestActionCalled);
                });
        }
    }
}