Syntax tests

syntax_spec.rb

feature "correct syntax in project" do

  scenario "validate coffeescript files for errors" do
    Dir["#{Rails.root}/**/*.coffee"].each do |file|
      %x[coffee --lint -p #{file} ]
      $?.success?.should be_true
    end
  end
  
  scenario "validate haml files" do
    Dir["#{Rails.root}/**/*.haml"].each do |file|
      next if file.match("vendor")
      begin
        error = false
        Haml::Engine.new(File.read(file))
      rescue => e
        error = "Haml syntax error in #{file}: #{e.message}"
      end
      error.should == false
    end
  end
  
  scenario "validate yaml files" do
    Dir["#{Rails.root}/**/*.yml"].each do |file|
      next if file.match("vendor")
      begin
        error = false
        YAML.load_file(file)
      rescue => e
        error = "Yaml syntax error in #{file}:#{(e.message.match(/on line (\d+)/)[1] + ':') rescue nil} #{e.message}"
      end
      error.should == false 
    end
  end

  scenario "validate ruby and rake files" do
    Dir["#{Rails.root}/**/*.rb", "#{Rails.root}/**/*.rake"].each do |file|
      next if file.match("vendor")
      error = lambda {
        begin
          eval("BEGIN { return false }\n#{File.open(file).read}", nil, file, 0)
        rescue SyntaxError => e
          e.message
        end
      }.call
      error.should == false
    end
  end
end