fix

CMakeModules/testing_cpp.cmake

@@ -103,10 +103,9 @@ function(gtest target test_source_files linktarget)
         endif ()
         add_test(NAME test-${target} COMMAND test-${target})
         set_tests_properties(test-${target} PROPERTIES LABELS "unit;all")
-
         message(STATUS "Added test 'test-${target}'")
         if (ARGN)
-            LIST(GET ${ARGN} 0 NOCOV)
+            LIST(GET ARGN 0 NOCOV)
         endif()
         if (CMAKE_COMPILER_IS_GNUCXX AND NOT 1${NOCOV} STREQUAL "1nocov")
             set(COVERAGE_EXCLUDES "*/unittests/*" "*/3d_party/*" "*/python/*")