activerecord/test/cases/errors_test.rb


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require_relative "../cases/helper"

class ErrorsTest < ActiveRecord::TestCase
  def test_can_be_instantiated_with_no_args
    base = ActiveRecord::ActiveRecordError
    error_klasses = ObjectSpace.each_object(Class).select { |klass| klass < base }

    error_klasses.each do |error_klass|
      begin
        error_klass.new.inspect
      rescue ArgumentError
        raise "Instance of #{error_klass} can't be initialized with no arguments"
      end
    end
  end
end