require 'test_helper'

module YourApp

  class SomeController
  end # SomeController

end # YourApp

module Vedeu

  class SomeRenderer
  end # SomeRenderer
  class OtherRenderer
  end # OtherRenderer

  module Config

    describe API do

      let(:described) { Vedeu::Config::API }
      let(:instance)  { described.new }

      after  { test_configuration }

      describe '#base_path' do
        it 'sets the option to the desired value' do
          configuration = Vedeu.configure { base_path 'somewhere' }
          configuration.base_path.must_equal('somewhere')
        end
      end

      describe '.configure' do
        it 'returns the configuration singleton' do
          Vedeu.configure do
            # ...
          end.must_equal(Vedeu::Configuration)
        end
      end

      describe '#interactive!' do
        it { instance.must_respond_to(:interactive) }

        it 'sets the option to the desired value' do
          configuration = Vedeu.configure { interactive! }
          configuration.interactive?.must_equal(true)
        end

        it 'sets the option to the desired value' do
          configuration = Vedeu.configure { interactive(false) }
          configuration.interactive?.must_equal(false)
        end

        it 'sets the option to the desired value' do
          configuration = Vedeu.configure { interactive(true) }
          configuration.interactive?.must_equal(true)
        end

        it 'sets the option to the desired value' do
          configuration = Vedeu.configure { interactive }
          configuration.interactive?.must_equal(true)
        end
      end

      describe '#standalone!' do
        it { instance.must_respond_to(:standalone) }

        it 'sets the option to the desired value' do
          configuration = Vedeu.configure { standalone! }
          configuration.interactive?.must_equal(false)
        end

        it 'sets the option to the desired value' do
          configuration = Vedeu.configure { standalone(false) }
          configuration.interactive?.must_equal(true)
        end

        it 'sets the option to the desired value' do
          configuration = Vedeu.configure { standalone(true) }
          configuration.interactive?.must_equal(false)
        end

        it 'sets the option to the desired value' do
          configuration = Vedeu.configure { standalone }
          configuration.interactive?.must_equal(false)
        end
      end

      describe '#run_once!' do
        it { instance.must_respond_to(:run_once) }

        it 'sets the option to the desired value' do
          configuration = Vedeu.configure { run_once! }
          configuration.once.must_equal(true)
        end

        it 'sets the option to the desired value' do
          configuration = Vedeu.configure { run_once(false) }
          configuration.once.must_equal(false)
        end

        it 'sets the option to the desired value' do
          configuration = Vedeu.configure { run_once(true) }
          configuration.once.must_equal(true)
        end

        it 'sets the option to the desired value' do
          configuration = Vedeu.configure { run_once }
          configuration.once.must_equal(true)
        end
      end

      describe '#drb!' do
        it { instance.must_respond_to(:drb) }

        it 'sets the option to the desired value' do
          configuration = Vedeu.configure { drb! }
          configuration.drb.must_equal(true)
        end

        it 'sets the option to the desired value' do
          configuration = Vedeu.configure { drb(false) }
          configuration.drb.must_equal(false)
        end

        it 'sets the option to the desired value' do
          configuration = Vedeu.configure { drb(true) }
          configuration.drb.must_equal(true)
        end

        it 'sets the option to the desired value' do
          configuration = Vedeu.configure { drb }
          configuration.drb.must_equal(true)
        end
      end

      describe '#drb_host' do
        it 'sets the options to the desired value' do
          configuration = Vedeu.configure { drb_host('localhost') }
          configuration.drb_host.must_equal('localhost')
        end
      end

      describe '#drb_port' do
        it 'sets the options to the desired value' do
          configuration = Vedeu.configure { drb_port('12345') }
          configuration.drb_port.must_equal('12345')
        end
      end

      describe '#drb_height' do
        it 'sets the options to the desired value' do
          configuration = Vedeu.configure { drb_height(15) }
          configuration.drb_height.must_equal(15)
        end
      end

      describe '#drb_width' do
        it 'sets the options to the desired value' do
          configuration = Vedeu.configure { drb_width(40) }
          configuration.drb_width.must_equal(40)
        end
      end

      describe '#cooked!' do
        it { instance.must_respond_to(:cooked) }

        it 'sets the option to the desired value' do
          configuration = Vedeu.configure { cooked! }
          configuration.terminal_mode.must_equal(:cooked)
        end
      end

      describe '#fake!' do
        it { instance.must_respond_to(:fake) }

        it 'sets the option to the desired value' do
          configuration = Vedeu.configure { fake! }
          configuration.terminal_mode.must_equal(:fake)
        end
      end

      describe '#raw!' do
        subject { Vedeu.configure { raw! } }

        it { instance.must_respond_to(:raw) }

        it 'sets the option to the desired value' do
          subject.terminal_mode.must_equal(:raw)
        end
      end

      describe '#debug!' do
        it { instance.must_respond_to(:debug) }

        it 'sets the option to the desired value' do
          configuration = Vedeu.configure { debug! }
          configuration.debug.must_equal(true)
        end

        it 'sets the option to the desired value' do
          configuration = Vedeu.configure { debug(true) }
          configuration.debug.must_equal(true)
        end

        it 'sets the option to the desired value' do
          configuration = Vedeu.configure { debug(false) }
          configuration.debug.must_equal(false)
        end
      end

      describe '#colour_mode' do
        context 'when the value is invalid (nil)' do
          it { proc {
            Vedeu.configure { colour_mode(nil) }
          }.must_raise(Vedeu::Error::InvalidSyntax) }
        end

        context 'when the value is invalid (empty)' do
          it { proc {
            Vedeu.configure { colour_mode('') }
          }.must_raise(Vedeu::Error::InvalidSyntax) }
        end

        context 'when the value is invalid' do
          it { proc {
            Vedeu.configure { colour_mode(1234) }
          }.must_raise(Vedeu::Error::InvalidSyntax) }
        end

        it 'sets the option to the desired value' do
          configuration = Vedeu.configure { colour_mode(256) }
          configuration.colour_mode.must_equal(256)
        end
      end

      describe '#log' do
        it 'sets the options to the desired value' do
          configuration = Vedeu.configure { log('/tmp/vedeu_api_test.log') }
          configuration.log.must_equal('/tmp/vedeu_api_test.log')
        end
      end

      describe '#log_except' do
        it 'sets the options to the desired value' do
          configuration = Vedeu.configure { log_except :debug, :store }
          configuration.log_except.must_equal([:debug, :store])
        end

        it 'sets the options to the desired value' do
          configuration = Vedeu.configure { log_except [:debug, :info] }
          configuration.log_except.must_equal([:debug, :info])
        end
      end

      describe '#log_only' do
        it 'sets the options to the desired value' do
          configuration = Vedeu.configure { log_only :debug, :store }
          configuration.log_only.must_equal([:debug, :store])
        end

        it 'sets the options to the desired value' do
          configuration = Vedeu.configure { log_only [:debug, :info] }
          configuration.log_only.must_equal([:debug, :info])
        end
      end

      describe '#renderer' do
        let(:some)  { Vedeu::SomeRenderer.new }
        let(:other) { Vedeu::OtherRenderer.new }

        # before do
        #   Vedeu::Configuration.stubs(:renderers).
        #     returns([some])
        # end

        it { instance.must_respond_to(:renderers) }

        # it 'sets the options to the desired value' do
        #   configuration = Vedeu.configure do
        #     renderer proc { other }
        #   end
        #   configuration.renderers.must_equal([some, other])
        # end
      end

      describe '#root' do
        it 'sets the options to the desired value' do
          configuration = Vedeu.configure { root(:controller, :action, :args) }
          configuration.root.must_equal([:controller, :action, :args])
        end
      end

      describe '#stdin' do
        let(:io) { IO.console }

        it 'sets the option to the desired value' do
          configuration = Vedeu.configure { stdin(IO.console) }
          configuration.stdin.must_equal(io)
        end
      end

      describe '#stdout' do
        let(:io) { IO.console }

        it 'sets the option to the desired value' do
          configuration = Vedeu.configure { stdout(IO.console) }
          configuration.stdout.must_equal(io)
        end
      end

      describe '#stderr' do
        let(:io) { IO.console }

        it 'sets the option to the desired value' do
          configuration = Vedeu.configure { stderr(IO.console) }
          configuration.stderr.must_equal(io)
        end
      end

      describe '#compression!' do
        it { instance.must_respond_to(:compression) }

        it 'sets the option to the desired value' do
          configuration = Vedeu.configure { compression! }
          configuration.compression.must_equal(true)
        end

        it 'sets the option to the desired value' do
          configuration = Vedeu.configure { compression(true) }
          configuration.compression.must_equal(true)
        end

        it 'sets the option to the desired value' do
          configuration = Vedeu.configure { compression(false) }
          configuration.compression.must_equal(false)
        end
      end

      describe '#terminal_mode' do
        context 'when setting to :fake mode' do
          it do
            configuration = Vedeu.configure { terminal_mode(:fake) }
            configuration.terminal_mode.must_equal(:fake)
          end
        end

        context 'when setting to :cooked mode' do
          it do
            configuration = Vedeu.configure { terminal_mode(:raw) }
            configuration.terminal_mode.must_equal(:raw)
          end
        end

        context 'when setting to :raw mode' do
          it do
            configuration = Vedeu.configure { terminal_mode(:raw) }
            configuration.terminal_mode.must_equal(:raw)
          end
        end

        context 'when setting to an invalid mode' do
          it do
            proc {
              Vedeu.configure { terminal_mode(:invalid) }
            }.must_raise(Vedeu::Error::InvalidSyntax)
          end
        end
      end

      describe '#background' do
        context 'when a value is given' do
          it do
            configuration = Vedeu.configure { background '#ff0000' }
            configuration.background.must_be_instance_of(Vedeu::Colours::Background)
            configuration.background.to_s.must_equal("\e[48;2;255;0;0m")
          end
        end

        context 'when a value is not given' do
          it do
            configuration = Vedeu.configure { background nil }
            configuration.background.must_be_instance_of(Vedeu::Colours::Background)
            configuration.background.to_s.must_equal("\e[49m")
          end
        end
      end

      describe '#colour' do
        context 'when a background and foreground is given' do
          it do
            configuration = Vedeu.configure { colour background: '#ff0000', foreground: '#ffff00' }
            configuration.colour.must_be_instance_of(Vedeu::Colours::Colour)
            configuration.colour.to_s.must_equal("\e[38;2;255;255;0m\e[48;2;255;0;0m")
          end
        end

        context 'when only a background is given' do
          it do
            configuration = Vedeu.configure { colour background: '#ff0000' }
            configuration.colour.must_be_instance_of(Vedeu::Colours::Colour)
            configuration.colour.to_s.must_equal("\e[48;2;255;0;0m")
          end
        end

        context 'when only a foreground is given' do
          it do
            configuration = Vedeu.configure { colour foreground: '#ffff00' }
            configuration.colour.must_be_instance_of(Vedeu::Colours::Colour)
            configuration.colour.to_s.must_equal("\e[38;2;255;255;0m")
          end
        end

        context 'when neither a background nor foreground is given' do
          it do
            configuration = Vedeu.configure { colour background: nil, foreground: nil }
            configuration.colour.must_be_instance_of(Vedeu::Colours::Colour)
            configuration.colour.to_s.must_equal('')
          end
        end
      end

      describe '#foreground' do
        context 'when a value is given' do
          it do
            configuration = Vedeu.configure { foreground '#ffff00' }
            configuration.foreground.must_be_instance_of(Vedeu::Colours::Foreground)
            configuration.foreground.to_s.must_equal("\e[38;2;255;255;0m")
          end
        end

        context 'when a value is not given' do
          it do
            configuration = Vedeu.configure { background nil }
            configuration.foreground.must_be_instance_of(Vedeu::Colours::Foreground)
            configuration.foreground.to_s.must_equal("\e[39m")
          end
        end
      end

      describe '#mouse!' do
        it { instance.must_respond_to(:mouse) }

        it 'sets the option to the desired value' do
          configuration = Vedeu.configure { mouse! }
          configuration.mouse.must_equal(true)
        end

        it 'sets the option to the desired value' do
          configuration = Vedeu.configure { mouse(false) }
          configuration.mouse.must_equal(false)
        end

        it 'sets the option to the desired value' do
          configuration = Vedeu.configure { mouse(true) }
          configuration.mouse.must_equal(true)
        end

        it 'sets the option to the desired value' do
          configuration = Vedeu.configure { mouse }
          configuration.mouse.must_equal(true)
        end
      end

    end # API

  end # Config

end # Vedeu