public void TestAddingConstructorResolvers()
{
StandardEvaluationContext ctx = new StandardEvaluationContext();
// reflective constructor accessor is the only one by default
List <IConstructorResolver> constructorResolvers = ctx.ConstructorResolvers;
Assert.Single(constructorResolvers);
var dummy = new DummyConstructorResolver();
ctx.AddConstructorResolver(dummy);
Assert.Equal(2, ctx.ConstructorResolvers.Count);
var copy = new List <IConstructorResolver>(ctx.ConstructorResolvers);
Assert.True(ctx.RemoveConstructorResolver(dummy));
Assert.False(ctx.RemoveConstructorResolver(dummy));
Assert.Single(ctx.ConstructorResolvers);
ctx.ConstructorResolvers = copy;
Assert.Equal(2, ctx.ConstructorResolvers.Count);
}