Test uncopyable static member

Without the previous commit, this test generates a core dump.
diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
index 684535a..7470c5d 100644
--- a/tests/CMakeLists.txt
+++ b/tests/CMakeLists.txt
@@ -12,6 +12,7 @@
   test_chrono.cpp
   test_class_args.cpp
   test_constants_and_functions.cpp
+  test_copy_move_policies.cpp
   test_eigen.cpp
   test_enum.cpp
   test_eval.cpp