NoMethodError: You have a nil object when you didn't expect it!
You might have expected an instance of Array.
The error occurred while evaluating nil.include?
    /test/stories/grid_organization_test.rb:34
    stories (0.1.0) [v] lib/stories/runner.rb:31:in `instance_eval'
    stories (0.1.0) [v] lib/stories/runner.rb:31:in `test_destroy_a_country'