require File.expand_path(File.dirname(__FILE__) + '/helper')
require File.expand_path(File.dirname(__FILE__) + '/fixtures/apps/simple')

describe "SimpleReloader" do

  describe 'for simple reset functionality' do

    it 'should reset routes' do
      mock_app do
        (1..10).each do |i|
          get("/#{i}") { "Foo #{i}" }
        end
      end
      (1..10).each do |i|
        get "/#{i}"
        assert_equal "Foo #{i}", body
      end
      @app.reset_routes!
      (1..10).each do |i|
        get "/#{i}"
        assert_equal 404, status
      end
    end

    it 'should keep sinatra routes on development' do
      mock_app do
        set :environment, :development
        get("/"){ "ok" }
      end
      assert_equal :development, @app.environment
      get "/"
      assert_equal 200, status
      get "/__sinatra__/404.png"
      assert_equal 200, status
      assert_match /image\/png/, response["Content-Type"]
      @app.reset_routes!
      get "/"
      assert_equal 404, status
      get "/__sinatra__/404.png"
      assert_equal 200, status
      assert_match /image\/png/, response["Content-Type"]
    end
  end

  describe 'for simple reload functionality' do
    before do
      Padrino.clear!
      Padrino.mount("simple_demo").to("/")
      Padrino.reload!
    end

    it 'should correctly instantiate SimpleDemo fixture' do
      assert_equal ["simple_demo"], Padrino.mounted_apps.map(&:name)
      assert SimpleDemo.reload?
      assert_match %r{fixtures/apps/simple.rb}, SimpleDemo.app_file
    end

    it 'should correctly reload SimpleDemo fixture' do
      @app = SimpleDemo
      get "/"
      assert ok?
      new_phrase = "The magick number is: #{rand(2**255)}!"
      buffer     = File.read(SimpleDemo.app_file)
      new_buffer = buffer.sub(/The magick number is: \d+!/, new_phrase)
      begin
        File.open(SimpleDemo.app_file, "w") { |f| f.write(new_buffer) }
        Time.stub(:now, Time.now + 2) { get "/" }
        assert_equal new_phrase, body
      ensure
        File.open(SimpleDemo.app_file, "w") { |f| f.write(buffer) }
        Padrino.reload!
      end
    end

    it 'should correctly reset SimpleDemo fixture' do
      @app = SimpleDemo
      get "/"
      @app.reload!
      get "/rand"
      assert ok?
      last_body = body
      assert_equal 1, @app.filters[:before].size
      assert_equal 0, @app.errors.reject{ |key, _| [404, Sinatra::NotFound].include? key }.size
      assert_equal 2, @app.filters[:after].size # app + content-type + padrino-flash
      assert_equal 0, @app.middleware.size
      assert_equal 4, @app.routes.size # GET+HEAD of "/" + GET+HEAD of "/rand" = 4
      assert_equal 4, @app.extensions.size # [Padrino::ApplicationSetup, Padrino::ParamsProtection, Padrino::Routing, Padrino::Flash]
      assert_equal 0, @app.templates.size
      @app.reload!
      get "/rand"
      refute_equal last_body, body
      assert_equal 1, @app.filters[:before].size
      assert_equal 0, @app.errors.reject{ |key, _| [404, Sinatra::NotFound].include? key }.size
      assert_equal 2, @app.filters[:after].size
      assert_equal 0, @app.middleware.size
      assert_equal 4, @app.routes.size # GET+HEAD of "/" = 2
      assert_equal 4, @app.extensions.size # [Padrino::ApplicationSetup, Padrino::ParamsProtection, Padrino::Routing, Padrino::Flash]
      assert_equal 0, @app.templates.size
    end
  end
end