require 'spec_helper'

describe RailsBestPractices do

  describe "expand_dirs_to_files" do
    require 'find'
    it "should expand all files in spec directory" do
      dir = File.dirname(__FILE__)
      RailsBestPractices.expand_dirs_to_files(dir).should be_include(dir + '/rails_best_practices_spec.rb')
      RailsBestPractices.expand_dirs_to_files(dir).should be_include(dir + '/rails_best_practices/core/visitable_sexp_spec.rb')
      RailsBestPractices.expand_dirs_to_files(dir).should be_include(dir + '/rails_best_practices/reviews/review_spec.rb')
    end
  end

  describe "file_sort" do
    it "should get models first, then mailers" do
      files = ["app/controllers/users_controller.rb", "app/mailers/user_mailer.rb", "app/models/user.rb", "app/views/users/index.html.haml", "lib/user.rb"]
      RailsBestPractices.file_sort(files).should == ["app/models/user.rb", "app/mailers/user_mailer.rb", "app/controllers/users_controller.rb", "app/views/users/index.html.haml", "lib/user.rb"]
    end
  end

  describe "file_ignore" do
    it "should ignore lib" do
      files = ["app/controllers/users_controller.rb", "app/mailers/user_mailer.rb", "app/models/user.rb", "app/views/users/index.html.haml", "lib/user.rb"]
      RailsBestPractices.file_ignore(files, 'lib/').should == ["app/controllers/users_controller.rb", "app/mailers/user_mailer.rb", "app/models/user.rb", "app/views/users/index.html.haml"]
    end
  end

  describe "output_terminal_errors" do
    check1 = RailsBestPractices::Reviews::LawOfDemeterReview.new
    check2 = RailsBestPractices::Reviews::UseQueryAttributeReview.new
    runner = RailsBestPractices::Core::Runner.new(:reviews => [check1, check2])
    check1.add_error "law of demeter", "app/models/user.rb", 10
    check2.add_error "use query attribute", "app/models/post.rb", 100
    RailsBestPractices.runner = runner

    $origin_stdout = $stdout
    $stdout = StringIO.new
    RailsBestPractices.output_terminal_errors
    result = $stdout.string
    $stdout = $origin_stdout
    result.should == ["app/models/user.rb:10 - law of demeter".red, "app/models/post.rb:100 - use query attribute".red, "\nPlease go to http://rails-bestpractices.com to see more useful Rails Best Practices.".green, "\nFound 2 errors.".red].join("\n") + "\n"
  end
end