Created
May 28, 2017 18:29
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How to make RSpec fail if anything outputs
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| RSpec::Matchers.define_negated_matcher :avoid_outputting, :output | |
| RSpec.configure do |config| | |
| config.around do |ex| | |
| expect(&ex).to avoid_outputting.to_stdout.and avoid_outputting.to_stderr | |
| end | |
| end |
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