CTEST_NO_TESTS_ACTION --------------------- .. versionadded:: 3.26 .. include:: ENV_VAR.txt Environment variable that controls how :manual:`ctest ` handles cases when there are no tests to run. Possible values are: ``error``, ``ignore``, empty or unset. The :option:`--no-tests=\ ` option to :manual:`ctest ` overrides this environment variable if both are given.