added support for native methods & member function pointers.

fixed test cases arrays_dimensionless & cpp_basic. Added new example (functor).


git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk/SWIG@9472 626c5289-ae23-0410-ae9c-e8d60b6d4f22

Examples/test-suite/lua/cpp_basic_runme.lua

@@ -0,0 +1,64 @@
+require("import")	-- the import fn
+import("cpp_basic")	-- import code
+cb=cpp_basic    -- renaming import
+
+-- catch "undefined" global variables
+setmetatable(getfenv(),{__index=function (t,i) error("undefined global variable `"..i.."'",2) end})
+
+f=cb.Foo(4)
+assert(f.num==4)
+f.num=-17
+assert(f.num==-17)
+
+b=cb.Bar()
+
+b.fptr=f
+assert(b.fptr.num==-17)
+assert(b:test(-3,b.fptr)==-5)
+f.num=12
+assert(b.fptr.num==12)
+
+assert(b.fref.num==-4)
+assert(b:test(12,b.fref)==23)
+
+-- references don't take ownership, so if we didn't define this here it might get garbage collected
+f2=cb.Foo(23)
+b.fref=f2
+assert(b.fref.num==23)
+assert(b:test(-3,b.fref)==35)
+
+assert(b.fval.num==15)
+assert(b:test(3,b.fval)==33)
+b.fval=cb.Foo(-15)  -- this is safe as it is copied into the C++
+assert(b.fval.num==-15)
+assert(b:test(3,b.fval)==-27)
+
+f3=b:testFoo(12,b.fref)
+assert(f3.num==32)
+
+-- now test global
+f4=cb.Foo(6)
+cb.Bar_global_fptr=f4
+assert(cb.Bar_global_fptr.num==6)
+f4.num=8
+assert(cb.Bar_global_fptr.num==8)
+
+assert(cb.Bar_global_fref.num==23)
+cb.Bar_global_fref=cb.Foo(-7) -- this will set the value
+assert(cb.Bar_global_fref.num==-7)
+
+assert(cb.Bar_global_fval.num==3)
+cb.Bar_global_fval=cb.Foo(-34)
+assert(cb.Bar_global_fval.num==-34)
+
+-- Now test member function pointers
+func1_ptr=cb.get_func1_ptr()
+func2_ptr=cb.get_func2_ptr()
+f.num=4
+assert(f:func1(2)==16)
+assert(f:func2(2)==-8)
+
+f.func_ptr=func1_ptr
+assert(cb.test_func_ptr(f,2)==16)
+f.func_ptr=func2_ptr
+assert(cb.test_func_ptr(f,2)==-8)