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@justinrolston
Forked from mattwynne/gist:1228927
Last active November 18, 2021 14:48
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# usage:
# it "should return a result of 5" do
# eventually { long_running_thing.result.should eq(5) }
# end
module AsyncHelper
def eventually(options = {})
timeout = options[:timeout] || 2
interval = options[:interval] || 0.1
time_limit = Time.now + timeout
loop do
begin
yield
rescue => error
end
return if error.nil?
raise error if Time.now >= time_limit
sleep interval
end
end
end
# Can we put this into RSpec somewhere?
@dorianmariecom
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module Helpers::Eventually
  def eventually(timeout: 2, &block)
    maximum_at = Time.zone.now + timeout

    loop do
      result = block.call
    rescue StandardError => e
      raise e if Time.zone.now >= maximum_at
    else
      return result
    end
  end
end

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