fix #1067: explain that unit tests can return Result<()>#1252

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marioidival merged 1 commit intorust-lang:masterfrom adamchalmers:achalmers/question-mark-unit-test

Sep 11, 2019

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Commits on Sep 11, 2019

fix rust-lang#1067 : explain that unit tests can return Result<()>
adamchalmers
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