Test case for object tracking.

git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk@7624 626c5289-ae23-0410-ae9c-e8d60b6d4f22

SWIG/Examples/test-suite/ruby/track_objects_directors.i

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+%module(directors="1") track_objects_directors
+
+%{
+#include <string>
+%}
+
+%include "std_string.i";
+%feature("director") Foo;
+
+%trackobjects;
+
+%inline %{
+
+class Foo {
+public:
+	Foo() {}
+	virtual ~Foo() {}
+	virtual std::string ping() 
+	{
+		return "Foo::ping()";
+	}
+
+	virtual std::string pong()
+	{
+		return "Foo::pong();" + ping();
+	}
+};
+
+
+class Container {
+	Foo* foo_;
+public:
+	Foo* get_foo() 
+	{
+		return foo_;
+	}
+
+	void set_foo(Foo *foo)
+	{
+		foo_ = foo;
+	}
+};
+
+%}