using Glass.Testbed;
using System;
using System.Runtime.CompilerServices;
using UnitTestSharp;

namespace Glass.Blacklight.UnitTests
{
    public class WidgetsTests : TestFixture
    {
        // These run in a process where nothing has bound the Testbed's fonts, so every static style finds a null font.
        public class StaticInitializationTests : TestFixture
        {
            public void BeforeTheFontsLoadFailsAtTheFont()
            {
                TypeInitializationException thrown = null;
                try
                {
                    RuntimeHelpers.RunClassConstructor(typeof(Widgets).TypeHandle);
                }
                catch (TypeInitializationException exception)
                {
                    thrown = exception;
                }

                CheckNotNull(thrown);
                CheckEqual(typeof(InvalidOperationException), thrown.InnerException.GetType());
                CheckTrue(thrown.InnerException.Message.Contains("Widgets was used before the renderer bound"));
            }
        }
    }
}