module Byebug
  class ShowTestCase < TestCase
    def setup
      @example = -> do
        byebug
      end

      super
    end

    [:autoeval, :autolist, :autoreload, :autosave, :basename, :forcestep,
     :fullpath, :post_mortem, :stack_on_error, :testing,
     :tracing_plus].each do |set|
      define_method(:"test_show_#{set}_shows_disabled_bool_setting_#{set}") do
        Setting[set] = false
        enter "show #{set}"
        debug_proc(@example)
        check_output_includes "#{set} is off"
      end

      define_method(:"test_show_#{set}_shows_enabled_bool_setting_#{set}") do
        Setting[set] = true
        enter "show #{set}"
        debug_proc(@example)
        check_output_includes "#{set} is on"
      end
    end

    def test_show_callstyle
      enter 'show callstyle'
      debug_proc(@example)
      check_output_includes "Frame display callstyle is 'long'"
    end

    def test_show_listsize
      enter 'show listsize'
      debug_proc(@example)
      check_output_includes 'Number of source lines to list is 10'
    end

    def test_show_width
      width = Setting[:width]
      enter 'show width'
      debug_proc(@example)
      check_output_includes "Maximum width of byebug's output is #{width}"
    end

    def test_show_unknown_setting
      enter 'show bla'
      debug_proc(@example)
      check_output_includes 'Unknown setting :bla'
    end

    def test_show_histfile
      filename = Setting[:histfile]
      enter 'show histfile'
      debug_proc(@example)
      check_output_includes "The command history file is #{filename}"
    end

    def test_show_histsize
      max_size = Setting[:histsize]
      enter 'show histsize'
      debug_proc(@example)
      check_output_includes \
        "Maximum size of byebug's command history is #{max_size}"
    end

    def test_show_without_arguments_displays_help_for_the_show_command
      enter 'show'
      debug_proc(@example)
      check_output_includes(/Generic command for showing byebug settings./)
      check_output_includes(/List of settings supported in byebug/)
    end
  end
end