train_getFieldModifiers(ct, "_fred", Modifier.PRIVATE);
train_getFieldType(ct, "_fred", "foo.Bar");
expect(ct.addField(Modifier.PRIVATE, "foo.Bar", "_fred_default")).andReturn(
"_$fred_default");
ct.extendMethod(CONTAINING_PAGE_DID_LOAD_SIGNATURE, "_$fred_default = _fred;");
ct.extendMethod(CONTAINING_PAGE_DID_DETACH_SIGNATURE, "_fred = _$fred_default;");