require 'rails_helper'

describe RailsAmp do
  it 'returns config directory for test' do
    expect(config_dir).to match( %r(/support/config\z) )
  end

  it 'converts correct controller and key' do
    expect(RailsAmp.controller_to_key(UsersController)).to eq 'users'
    expect(RailsAmp.controller_to_key(HomeController)).to eq 'home'
    expect(RailsAmp.key_to_controller('users')).to eq UsersController
    expect(RailsAmp.key_to_controller('home')).to eq HomeController
    expect(RailsAmp.key_to_controller('admin/users')).to eq Admin::UsersController
  end

  describe Config do
    it 'returns correct config default values' do
      expect(RailsAmp.config_file).to eq "#{Rails.root}/config/rails_amp.yml"
      expect(RailsAmp.default_format).to eq :amp
      expect(RailsAmp.targets).to eq("users"=>["index", "show"], "admin/users"=>["index", "show"])
      expect(RailsAmp.analytics).to eq ''
    end

    specify 'RailsAmp.var equals to RailsAmp.config.var' do
      expect(RailsAmp.format).to eq RailsAmp.config.format
      expect(RailsAmp.config_file).to eq RailsAmp.config.config_file
      expect(RailsAmp.default_format).to eq RailsAmp.config.default_format
      expect(RailsAmp.targets).to eq RailsAmp.config.targets
      expect(RailsAmp.analytics).to eq RailsAmp.config.analytics
    end
  end

  context 'when using default /config/rails_amp.yml' do
    it 'returns correct config values' do
      expect(RailsAmp.targets).to eq("users"=>["index", "show"], "admin/users"=>["index", "show"])
      expect(RailsAmp.target_actions(UsersController)).to eq ['index', 'show']
      expect(RailsAmp.target_actions(HomeController)).to eq []
      expect(RailsAmp.target?('users', 'index')).to eq true
      expect(RailsAmp.target?('users', 'show')).to eq true
      expect(RailsAmp.target?('home', 'index')).to eq false
      expect(RailsAmp.target?('home', 'help')).to eq false
      expect(RailsAmp.target?('home', 'about')).to eq false
      expect(RailsAmp.target?('admin/users', 'index')).to eq true
      expect(RailsAmp.target?('admin/sessions', 'index')).to eq false
    end
  end

  context 'when changing amp default format' do
    before(:each) do
      RailsAmp.config_file = "#{config_dir}/amp_format.yml"
      RailsAmp.reload_config!
    end

    after(:each) do
      RailsAmp.config_file = "#{Rails.root}/config/rails_amp.yml"
      RailsAmp.reload_config!
    end

    it 'returns correct config values' do
      expect(RailsAmp.config_file).to eq "#{config_dir}/amp_format.yml"
      expect(RailsAmp.default_format).to eq :mobile
    end
  end

  context 'when using amp on some controller actions' do
    before(:each) do
      RailsAmp.config_file = "#{config_dir}/controller_actions.yml"
      RailsAmp.reload_config!
    end

    after(:each) do
      RailsAmp.config_file = "#{Rails.root}/config/rails_amp.yml"
      RailsAmp.reload_config!
    end

    it 'returns correct config values' do
      expect(RailsAmp.config_file).to eq "#{config_dir}/controller_actions.yml"
      expect(RailsAmp.targets).to eq({ 'home' => ['about', 'help'], 'users' => ['show'] })
      expect(RailsAmp.disable_all?).to eq false
      expect(RailsAmp.enable_all?).to eq false
      expect(RailsAmp.controller_all?('home')).to eq false
      expect(RailsAmp.controller_all?('users')).to eq false
      expect(RailsAmp.controller_actions?('home')).to eq true
      expect(RailsAmp.controller_actions?('users')).to eq true
      expect(RailsAmp.target_actions(UsersController)).to eq ['show']
      expect(RailsAmp.target_actions(HomeController)).to eq ['about', 'help']
      expect(RailsAmp.target?('users', 'index')).to eq false
      expect(RailsAmp.target?('users', 'show')).to eq true
      expect(RailsAmp.target?('home', 'index')).to eq false
      expect(RailsAmp.target?('home', 'help')).to eq true
      expect(RailsAmp.target?('home', 'about')).to eq true
    end
  end

  context 'when using amp on controller all actions' do
    before(:each) do
      RailsAmp.config_file = "#{config_dir}/controller_all.yml"
      RailsAmp.reload_config!
    end

    after(:each) do
      RailsAmp.config_file = "#{Rails.root}/config/rails_amp.yml"
      RailsAmp.reload_config!
    end

    it 'returns correct config values' do
      expect(RailsAmp.config_file).to eq "#{config_dir}/controller_all.yml"
      expect(RailsAmp.targets).to eq({ 'home' => [] })
      expect(RailsAmp.disable_all?).to eq false
      expect(RailsAmp.enable_all?).to eq false
      expect(RailsAmp.controller_all?('home')).to eq true
      expect(RailsAmp.controller_actions?('home')).to eq false
      expect(RailsAmp.target_actions(UsersController)).to eq []
      expect(RailsAmp.target_actions(HomeController)).to eq ['index', 'help', 'about']
      expect(RailsAmp.target?('users', 'index')).to eq false
      expect(RailsAmp.target?('users', 'show')).to eq false
      expect(RailsAmp.target?('home', 'index')).to eq true
      expect(RailsAmp.target?('home', 'help')).to eq true
      expect(RailsAmp.target?('home', 'about')).to eq true
    end
  end

  context 'when not using amp on all controllers actions' do
    before(:each) do
      RailsAmp.config_file = "#{config_dir}/disable_all.yml"
      RailsAmp.reload_config!
    end

    after(:each) do
      RailsAmp.config_file = "#{Rails.root}/config/rails_amp.yml"
      RailsAmp.reload_config!
    end

    it 'returns correct config values' do
      expect(RailsAmp.config_file).to eq "#{config_dir}/disable_all.yml"
      expect(RailsAmp.targets).to eq({})
      expect(RailsAmp.disable_all?).to eq true
      expect(RailsAmp.enable_all?).to eq false
      expect(RailsAmp.target_actions(UsersController)).to eq []
      expect(RailsAmp.target_actions(HomeController)).to eq []
      expect(RailsAmp.target?('users', 'index')).to eq false
      expect(RailsAmp.target?('users', 'show')).to eq false
      expect(RailsAmp.target?('home', 'index')).to eq false
      expect(RailsAmp.target?('home', 'help')).to eq false
      expect(RailsAmp.target?('home', 'about')).to eq false
    end
  end

  context 'when using amp on all controllers actions' do
    before(:each) do
      RailsAmp.config_file = "#{config_dir}/enable_all.yml"
      RailsAmp.reload_config!
    end

    after(:each) do
      RailsAmp.config_file = "#{Rails.root}/config/rails_amp.yml"
      RailsAmp.reload_config!
    end

    it 'returns correct config values' do
      expect(RailsAmp.config_file).to eq "#{config_dir}/enable_all.yml"
      expect(RailsAmp.targets).to eq({ 'application' => 'all' })
      expect(RailsAmp.disable_all?).to eq false
      expect(RailsAmp.enable_all?).to eq true
      expect(RailsAmp.target_actions(UsersController)).to eq ['index', 'show']
      expect(RailsAmp.target_actions(HomeController)).to eq ['index', 'help', 'about']
      expect(RailsAmp.target?('users', 'index')).to eq true
      expect(RailsAmp.target?('users', 'show')).to eq true
      expect(RailsAmp.target?('home', 'index')).to eq true
      expect(RailsAmp.target?('home', 'help')).to eq true
      expect(RailsAmp.target?('home', 'about')).to eq true
      expect(RailsAmp.target?('admin/users', 'index')).to eq true
      expect(RailsAmp.target?('admin/sessions', 'index')).to eq true
    end
  end

  context 'when using google analytics' do
    before(:each) do
      RailsAmp.config_file = "#{config_dir}/enable_analytics.yml"
      RailsAmp.reload_config!
    end

    after(:each) do
      RailsAmp.config_file = "#{Rails.root}/config/rails_amp.yml"
      RailsAmp.reload_config!
    end

    it 'returns correct config values' do
      expect(RailsAmp.config_file).to eq "#{config_dir}/enable_analytics.yml"
      expect(RailsAmp.analytics).to eq 'UA-12345-6'
    end
  end

  context 'when using various configs' do
    before(:each) do
      RailsAmp.config_file = "#{config_dir}/various.yml"
      RailsAmp.reload_config!
    end

    after(:each) do
      RailsAmp.config_file = "#{Rails.root}/config/rails_amp.yml"
      RailsAmp.reload_config!
    end

    it 'returns correct config values' do
      expect(RailsAmp.config_file).to eq "#{config_dir}/various.yml"
      expect(RailsAmp.default_format).to eq :amphtml
      expect(RailsAmp.targets).to eq({ 'home' => ['index', 'about'], 'users' => ['index'] })
      expect(RailsAmp.analytics).to eq 'UA-12345-6'
      expect(RailsAmp.disable_all?).to eq false
      expect(RailsAmp.enable_all?).to eq false
      expect(RailsAmp.controller_all?('home')).to eq false
      expect(RailsAmp.controller_all?('users')).to eq false
      expect(RailsAmp.controller_actions?('home')).to eq true
      expect(RailsAmp.controller_actions?('users')).to eq true
      expect(RailsAmp.target_actions(UsersController)).to eq ['index']
      expect(RailsAmp.target_actions(HomeController)).to eq ['index', 'about']
      expect(RailsAmp.target?('users', 'index')).to eq true
      expect(RailsAmp.target?('users', 'show')).to eq false
      expect(RailsAmp.target?('home', 'index')).to eq true
      expect(RailsAmp.target?('home', 'help')).to eq false
      expect(RailsAmp.target?('home', 'about')).to eq true
      expect(RailsAmp.amp_format?).to eq false
    end

    context 'with amp render' do
      before(:each) do
        RailsAmp.format = RailsAmp.default_format.to_s
      end

      after(:each) do
        RailsAmp.format = ''
        RailsAmp.config_file = "#{Rails.root}/config/rails_amp.yml"
        RailsAmp.reload_config!
      end

      it 'should be rendrabale with amp' do
        expect(RailsAmp.amp_format?).to eq true
        expect(RailsAmp.amp_renderable?('users', 'index')).to eq true
        expect(RailsAmp.amp_renderable?('users', 'show')).to eq false
        expect(RailsAmp.amp_renderable?('home', 'index')).to eq true
        expect(RailsAmp.amp_renderable?('home', 'help')).to eq false
        expect(RailsAmp.amp_renderable?('home', 'about')).to eq true
      end
    end
  end
end