test demand data passing

tests/CMakeLists.txt

@@ -23,6 +23,15 @@ add_test(NAME test_net_builder
     WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/data)
 
 
+add_executable(test_demand_data test_demand_data.cpp
+                                ../src/demand.c
+                                ../src/util/list.c)
+target_include_directories(test_demand_data PUBLIC ../src/ ../src/util/)
+target_link_libraries(test_demand_data ${Boost_LIBRARIES})
+add_test(NAME test_demand_data
+    COMMAND ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/test_demand_data
+    WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/data)
+
 
 set(toolkit_test_srcs
      test_toolkit.cpp