--- /dev/null
+# Over-constrained faces
+
+from smesh import *
+SetCurrentStudy(salome.myStudy)
+
+mesh = Mesh()
+faceFilter = GetFilter(FACE,FT_OverConstrainedFace)
+
+#make an edge
+n1 = mesh.AddNode(0,0,0)
+n2 = mesh.AddNode(10,0,0)
+edge = mesh.AddEdge([n1,n2])
+assert( not mesh.GetIdsFromFilter( faceFilter ))
+
+# make faces
+mesh.ExtrusionSweep([edge], MakeDirStruct(0,7,0), 5)
+assert( 2 == len( mesh.GetIdsFromFilter( faceFilter )))