Fix %newobject when used in conjunction with %feature(ref). The code from the ref feature was not always being generated for the function specified by %newobject. Documentation for ref and unref moved from Python to the C++ chapter.

git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk@12783 626c5289-ae23-0410-ae9c-e8d60b6d4f22

Examples/test-suite/python/refcount_runme.py

@@ -10,14 +10,14 @@ b2 = B.create(a)
 
 
 if a.ref_count() != 3:
-  print "This program will crash... now"
+  raise RuntimeError("Count = %d" % a.ref_count())
 
 
 rca = b2.get_rca()
 b3 = B.create(rca)
 
 if a.ref_count() != 5:
-  print "This program will crash... now"
+  raise RuntimeError("Count = %d" % a.ref_count())
 
 
 v = vector_A(2)
@@ -27,6 +27,35 @@ v[1] = a
 x = v[0]
 del v
 
+if a.ref_count() != 6:
+  raise RuntimeError("Count = %d" % a.ref_count())
+
+# Check %newobject
+b4 = b2.cloner()
+if b4.ref_count() != 1:
+  raise RuntimeError
+
+b5 = global_create(a)
+if b5.ref_count() != 1:
+  raise RuntimeError
+
+b6 = Factory.create(a)
+if b6.ref_count() != 1:
+  raise RuntimeError
+
+b7 = Factory().create2(a)
+if b7.ref_count() != 1:
+  raise RuntimeError
 
 
+if a.ref_count() != 10:
+  raise RuntimeError("Count = %d" % a.ref_count())
+
+del b4
+del b5
+del b6
+del b7
+
+if a.ref_count() != 6:
+  raise RuntimeError("Count = %d" % a.ref_count())
 

Examples/test-suite/refcount.i

@@ -8,8 +8,8 @@
 %}
 
 //
-// using the %refobject/%unrefobject directives you can active the
-// ref. counting for RCObj and all its descendents at once
+// using the %refobject/%unrefobject directives you can activate the
+// reference counting for RCObj and all its descendents at once
 //
 
 %refobject   RCObj "$this->addref();"
@@ -18,7 +18,10 @@
 %include "refcount.h"
 
 %newobject B::create(A* a);
+%newobject global_create(A* a);
 %newobject B::cloner();
+%newobject Factory::create(A* a);
+%newobject Factory::create2(A* a);
 
 
  
@@ -94,6 +97,22 @@
     RCPtr<A> _a;
   };
 
+class B* global_create(A* a)
+{
+  return new B(a);
+}
+
+struct Factory {
+  static B* create(A* a)
+  {
+    return new B(a);
+  }
+  B* create2(A* a)
+  {
+    return new B(a);
+  }
+};
+
 %}
 
 #if defined(SWIGPYTHON) || defined(SWIGOCTAVE)