Added test for overloaded global functions

wrap/tests/expected/geometry_wrapper.cpp

@@ -502,6 +502,19 @@ void aGlobalFunction_42(int nargout, mxArray *out[], int nargin, const mxArray *
   checkArguments("aGlobalFunction",nargout,nargin,0);
   out[0] = wrap< Vector >(aGlobalFunction());
 }
+void overloadedGlobalFunction_43(int nargout, mxArray *out[], int nargin, const mxArray *in[])
+{
+  checkArguments("overloadedGlobalFunction",nargout,nargin,1);
+  int a = unwrap< int >(in[0]);
+  out[0] = wrap< Vector >(overloadedGlobalFunction(a));
+}
+void overloadedGlobalFunction_44(int nargout, mxArray *out[], int nargin, const mxArray *in[])
+{
+  checkArguments("overloadedGlobalFunction",nargout,nargin,2);
+  int a = unwrap< int >(in[0]);
+  double b = unwrap< double >(in[1]);
+  out[0] = wrap< Vector >(overloadedGlobalFunction(a,b));
+}
 
 void mexFunction(int nargout, mxArray *out[], int nargin, const mxArray *in[])
 {
@@ -643,6 +656,12 @@ void mexFunction(int nargout, mxArray *out[], int nargin, const mxArray *in[])
     case 42:
       aGlobalFunction_42(nargout, out, nargin-1, in+1);
       break;
+    case 43:
+      overloadedGlobalFunction_43(nargout, out, nargin-1, in+1);
+      break;
+    case 44:
+      overloadedGlobalFunction_44(nargout, out, nargin-1, in+1);
+      break;
     }
   } catch(const std::exception& e) {
     mexErrMsgTxt(("Exception from gtsam:\n" + std::string(e.what()) + "\n").c_str());

wrap/tests/expected/overloadedGlobalFunction.m

@@ -0,0 +1,8 @@
+function varargout = overloadedGlobalFunction(varargin)
+      if length(varargin) == 1 && isa(varargin{1},'numeric')
+        varargout{1} = geometry_wrapper(43, varargin{:});
+      elseif length(varargin) == 2 && isa(varargin{1},'numeric') && isa(varargin{2},'double')
+        varargout{1} = geometry_wrapper(44, varargin{:});
+      else
+        error('Arguments do not match any overload of function overloadedGlobalFunction');
+      end

wrap/tests/geometry.h

@@ -87,6 +87,10 @@ class Test {
 
 Vector aGlobalFunction();
 
+// An overloaded global function
+Vector overloadedGlobalFunction(int a);
+Vector overloadedGlobalFunction(int a, double b);
+
 // comments at the end!
 
 // even more comments at the end!

wrap/tests/testWrap.cpp

@@ -307,8 +307,8 @@ TEST( wrap, parse_geometry ) {
   }
 
   // evaluate global functions
-//  Vector aGlobalFunction();
+  //  Vector aGlobalFunction();
-  LONGS_EQUAL(1, module.global_functions.size());
+  LONGS_EQUAL(2, module.global_functions.size());
   CHECK(module.global_functions.find("aGlobalFunction") != module.global_functions.end());
   {
     GlobalFunction gfunc = module.global_functions.at("aGlobalFunction");
@@ -447,6 +447,7 @@ TEST( wrap, matlab_code_geometry ) {
   EXPECT(files_equal(epath + "Point3.m"             , apath + "Point3.m"             ));
   EXPECT(files_equal(epath + "Test.m"               , apath + "Test.m"               ));
   EXPECT(files_equal(epath + "aGlobalFunction.m"    , apath + "aGlobalFunction.m"    ));
+  EXPECT(files_equal(epath + "overloadedGlobalFunction.m"    , apath + "overloadedGlobalFunction.m"    ));
 }
 
 /* ************************************************************************* */