Add a testcase for the Curiously Recurring Template Pattern - CRTP

git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk@13839 626c5289-ae23-0410-ae9c-e8d60b6d4f22

Examples/test-suite/curiously_recurring_template_pattern.i

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+%module curiously_recurring_template_pattern
+
+// Test Curiously Recurring Template Pattern - CRTP
+
+%inline %{
+template <typename T> class Base {
+  int base1Param;
+  int base2Param;
+public:
+  Base() : base1Param(0) {}
+  int getBase1Param() {
+    return base1Param;
+  }
+  T& setBase1Param(int value) {
+    base1Param = value;
+    return *static_cast<T*>(this);
+  }
+  int getBase2Param() {
+    return base2Param;
+  }
+  T& setBase2Param(int value) {
+    base2Param = value;
+    return *static_cast<T*>(this);
+  }
+  virtual ~Base() {}
+};
+%}
+
+%template(basederived) Base<Derived>;
+
+%inline %{
+class Derived : public Base<Derived> {
+  int derived1Param;
+  int derived2Param;
+public:
+  Derived() : derived1Param(0), derived2Param(0) {}
+  int getDerived1Param() {
+    return derived1Param;
+  }
+  Derived& setDerived1Param(int value) {
+    derived1Param = value;
+    return *this;
+  }
+  int getDerived2Param() {
+    return derived2Param;
+  }
+  Derived& setDerived2Param(int value) {
+    derived2Param = value;
+    return *this;
+  }
+};
+%}
+
+
+