The main structure is tested. functons like execute and write are added and tested.

other components are left

src/PostprocessData/region/regionFields/regionFieldTemplate.cpp

@@ -0,0 +1,10 @@
+
+template<typename T> 
+pFlow::regionField<T>::regionField(
+    const word& name, 
+    const regionPoints& rPoints,
+    const T defaultVal)
+:
+    field_(name, "regionFieldValue", rPoints.size(), rPoints.size(), defaultVal),
+    regionPoints_(rPoints)
+{}