public void CanConvert_always_returns_true_if_types_are_same()
{
var converter = new RuleBasedConverter(new DefaultExtensionPoints(), EmptyArray <IConversionRule> .Instance);
Assert.IsTrue(converter.CanConvert(typeof(int), typeof(int)));
Assert.IsFalse(converter.CanConvert(typeof(int), typeof(string)));
}
public void CanConvert_returns_true_if_and_only_if_a_conversion_rule_supports_the_conversion()
{
var mockRule0 = MockRepository.GenerateStub <IConversionRule>();
var mockRule1 = MockRepository.GenerateStub <IConversionRule>();
var converter = new RuleBasedConverter(new DefaultExtensionPoints(), new[] { mockRule0, mockRule1 });;
mockRule0.Stub(x => x.GetConversionCost(typeof(int), typeof(string), converter)).Return(ConversionCost.Invalid);
mockRule1.Stub(x => x.GetConversionCost(typeof(int), typeof(string), converter)).Return(ConversionCost.Invalid);
mockRule0.Stub(x => x.GetConversionCost(typeof(double), typeof(string), converter)).Return(ConversionCost.Default);
mockRule1.Stub(x => x.GetConversionCost(typeof(double), typeof(string), converter)).Return(ConversionCost.Invalid);
Assert.IsFalse(converter.CanConvert(typeof(int), typeof(string)));
Assert.IsTrue(converter.CanConvert(typeof(double), typeof(string)));
}