add tests and fix the value wrapper for opaque types, including the template cases

git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk/SWIG@6374 626c5289-ae23-0410-ae9c-e8d60b6d4f22

Examples/test-suite/valuewrapper_opaque.i

@@ -0,0 +1,96 @@
+%module valuewrapper_opaque
+
+/* 
+ *  Opaque types
+ */
+%{
+template<typename T> class TemplateClass {
+public:
+TemplateClass<T>(T a) {}
+};
+
+struct B
+{
+};
+
+class C
+{
+public:
+  C(int){}
+};
+%}
+
+
+/*
+ * Hint swig that the Opaque type B don't need the value wrapper.
+ * This hint is only necessary in very very special cases.
+ */
+%feature("novaluewrapper") B;
+class B;
+
+
+%inline %{
+
+class A 
+{
+public:
+  A(int){}
+};
+
+class Klass {};
+
+
+TemplateClass<Klass> getKlass(Klass k) {
+  TemplateClass<Klass> t(k);
+  return t;
+}
+
+
+TemplateClass<A> getA(A a) {
+  TemplateClass<A> t(a);
+  return t;
+}
+
+
+TemplateClass<B> getA(B b) {
+  TemplateClass<B> t(b);
+  return t;
+}
+
+
+TemplateClass<C> getC(C a) {
+  TemplateClass<C> t(a);
+  return t;
+}
+
+
+TemplateClass<int> getInt(int a) {
+  TemplateClass<int> t(a);
+  return t;
+}
+
+A sgetA(A a) {
+  return a;
+}
+
+Klass sgetKlass(Klass a) {
+  return a;
+}
+
+template <class T> 
+struct auto_ptr
+{
+  auto_ptr(T a){}
+};
+
+auto_ptr<A> getPtrA(auto_ptr<A> a) {
+  return a;
+}
+
+B getB(B a) {
+  return a;
+}
+ 
+%}
+
+%template() auto_ptr<A>;