retry_rspec.rb

# Re-try randomly failing examples
config.around(:each) do |ex|
  attempts = [ENV["RSPEC_ATTEMPTS"].to_i, 1].max
  attempts.times do |i|
    example = RSpec.current_example
    example.instance_variable_set("@exception", nil)

    if i > 0
      puts "Re-running rspec example #{example.location}. Attempt #{i + 1} of #{attempts}"
    end
    
    ex.run
    
    break if example.exception.nil?
  end
end