Fix exit signal race condition in logger tests #2743
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Test process must wait for exit signal before untrapping exits, otherwise exit signal may cause it to exit.
josevalim
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Sep 2, 2014
Fix exit signal race condition in logger tests
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Test process must wait for exit signal before untrapping exits, otherwise exit signal may cause it to exit.
An example of this race condition: https://travis-ci.org/elixir-lang/elixir/jobs/33988884#L292