Add missing test

Author: urfeex

tests/CMakeLists.txt

@@ -231,4 +231,9 @@ gtest_add_tests(TARGET robot_receive_timeout_tests
 add_executable(control_mode_tests test_control_mode.cpp)
 target_link_libraries(control_mode_tests PRIVATE ur_client_library::urcl GTest::gtest_main)
 gtest_add_tests(TARGET control_mode_tests
+)
+
+add_executable(helpers_tests test_helpers.cpp)
+target_link_libraries(helpers_tests PRIVATE ur_client_library::urcl GTest::gtest_main)
+gtest_add_tests(TARGET helpers_tests
 )