test: Use boost::unit_test::enable_if<RUN_RAII_EVENT_TESTS> #22757

1. 
   MarcoFalke commented at 3:56 pm on August 20, 2021: member

   Closes #19128. See https://www.boost.org/doc/libs/1_77_0/libs/test/doc/html/boost_test/tests_organization/enabling.html
2. test: Use boost::unit_test::enable_if<RUN_RAII_EVENT_TESTS> fa0851caa3
3. 
   hebasto commented at 3:59 pm on August 20, 2021: member

   Concept ACK.
4. 
   MarcoFalke commented at 4:02 pm on August 20, 2021: member

   Actually this is wrong. The test can’t even be compiled, so the previous code was correct. event_set_mem_functions is missing. See #9493
5. MarcoFalke closed this on Aug 20, 2021

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6. MarcoFalke deleted the branch on Aug 20, 2021
7. DrahtBot locked this on Aug 20, 2022

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