public void AmbiguousConstructor_ShouldFail()
{
var ctx = new RegistrationBuilder();
ctx.ForType <AmbiguousConstructors>().Export();
ctx.ForType <ConstructorArgs>().ExportProperties((m) => m.Name == "IntArg");
ctx.ForType <ConstructorArgs>().ExportProperties((m) => m.Name == "StringArg");
var catalog = new TypeCatalog(Helpers.GetEnumerableOfTypes(
typeof(AmbiguousConstructors),
typeof(ConstructorArgs)),
ctx);
Assert.AreEqual(catalog.Parts.Count(), 2);
var container = new CompositionContainer(catalog, CompositionOptions.DisableSilentRejection);
ExceptionAssert.Throws <CompositionException>(() =>
{
var item = container.GetExportedValue <AmbiguousConstructors>();
});
}
static void AssertHasAttributesUnderConvention <TSource>(Expression <Func <TSource, object> > property, RegistrationBuilder convention, IEnumerable <object> expected)
{
var mapped = convention.MapType(typeof(TSource).GetTypeInfo());
var pi = GetPropertyFromAccessor(property);
var applied = mapped.GetProperty(pi.Name).GetCustomAttributes(true);
// Was: CollectionAssert.AreEquivalent(expected, applied) - output is not much good.
AssertEquivalentAttributes(expected, applied);
}
static void AssertHasDeclaredAttributesUnderConvention <TSource>(Expression <Func <TSource, object> > property, RegistrationBuilder convention)
{
var pi = GetPropertyFromAccessor(property);
AssertHasAttributesUnderConvention <TSource>(property, convention, pi.GetCustomAttributes(true));
}
// Flattened so that we can be sure nothing funky is going on in the base type
static void AssertHasDeclaredAttributesUnderConvention <TSource>(RegistrationBuilder convention)
{
AssertHasAttributesUnderConvention <TSource>(convention, typeof(TSource).GetCustomAttributes(true));
}