require 'spec_helper'

CLASS = RailsAssist::File::Special

class AppDir
  extend RailsAssist::UseMacro
  use_helper :special
end

def test_routes_file &block
  old_content = AppDir.new.read_routes_file

  yield if block

  File.overwrite CLASS.routes_file do
    old_content
  end
end

def test_gem_file &block
  old_content = AppDir.new.read_gem_file

  yield if block

  File.overwrite CLASS.gem_file do
    old_content
  end
end

describe RailsAssist::File::Special do
  before do
    RailsAssist::Directory.rails_root = fixtures_dir
  end

  [:application, :environment, :seed, :routes, :boot].each do |name|
    eval %{
      before :each do
        file_name = CLASS.#{name}_filepath
        FileUtils.cp file_name, file_name + '.bak'
      end

      after :each do
        file_name = CLASS.#{name}_filepath
        FileUtils.mv file_name + '.bak', file_name
      end

      describe '##{name}_file' do
        it "should return the #{name} file path" do
          AppDir.new.#{name}_filepath.should match /#{name}s?\\.rb/
        end
      end

      describe '#remove_#{name}_file' do
        it "should remove the #{name} file" do
          file_name = CLASS.#{name}_filepath
          CLASS.remove_#{name}_file if File.exist?(file_name + '.bak')
          File.exist?(file_name).should be_false 
        end
      end

      describe '#read_#{name}_file' do
        it "should read the #{name} file content" do
          content = CLASS.read_#{name}_file
          content.should_not be_empty
        end
      end

      describe '#append_to_#{name}_file' do
        it "should read the #{name} file content" do
          CLASS.append_to_#{name}_file do
            'hello'
          end
          content = CLASS.read_#{name}_file
          content.should match /hello$/
        end
      end
    }
  end

  describe '#gem_file' do
    it 'should return the Gemfile path' do
      AppDir.new.gem_filepath.should match /Gemfile/
    end
  end

  # create test_routes macro
  describe '#insert_into_routes' do
    it 'should insert into block of Routes file, string statement' do
      test_routes_file do
        routes_stmt = 'devise_for :users'
        CLASS.insert_into_routes routes_stmt
        puts AppDir.new.read_routes_file
        AppDir.new.read_routes_file.should match /do\s*#{Regexp.escape(routes_stmt)}\s*/m
      end
    end

    # it 'should insert into block of Routes file, block statement' do
    #   test_routes_file do
    #     routes_stmt = 'devise_for :brugere'
    #     CLASS.insert_into_routes do
    #       routes_stmt
    #     end
    #     AppDir.new.read_routes_file.should match /do\s*#{Regexp.escape(routes_stmt)}\s*/m
    #   end
    # end
    # 
    # it 'should insert into block of Routes file, block statement' do
    #   test_routes_file do
    #     routes_stmt = 'devise_for :admins'
    #     CLASS.insert_last_in_routes do
    #       routes_stmt
    #     end
    #     AppDir.new.read_routes_file.should match /\s*#{Regexp.escape(routes_stmt)}\s*end\s*$/mi
    #   end
    # end
  end
  # 
  # describe '#read_gem_file' do
  #   it 'should read the Gemfile' do
  #     AppDir.new.read_gem_file.should match /gem 'rails'/
  #   end
  # end
  # 
  # describe '#has_gem?' do
  #   it 'should be true that it has the rails gem' do
  #     AppDir.new.has_gem?(:rails).should be_true
  #   end
  # 
  #   it 'should be false that it has the rails2 gem' do
  #     AppDir.new.has_gem?(:rails2).should be_false
  #   end
  # end
  # 
  # describe '#clean_gemfile' do
  #   it 'should be true that it has cleaned the Gemfile ensuring newlines between each gem' do
  #     test_gem_file do
  #       CLASS.append_to_gem_file do
  #         "gem 'hello'gem 'hi'gem 'blip'"
  #       end
  # 
  #       AppDir.new.clean_gemfile
  #       expected = "gem 'hello'\ngem 'hi'"
  #       AppDir.new.read_gem_file.should match /#{Regexp.escape(expected)}/
  #     end
  #   end
  # 
  #   it 'should be true that it has cleaned the Gemfile ensuring newlines between each gem and after end' do
  #     test_gem_file do
  #       CLASS.append_to_gem_file do
  #         "group :dev endgem 'hi'gem 'blip'"
  #       end
  # 
  #       AppDir.new.clean_gemfile
  #       expected = "group :dev end\ngem 'hi'"
  #       AppDir.new.read_gem_file.should match /#{Regexp.escape(expected)}/
  #     end
  #   end
  # end
  # 
  # describe '#has_gem_version?' do
  #   it 'should be true that it has the rails gem 3.0.3' do
  #     # puts AppDir.new.read_gem_file
  #     AppDir.new.has_gem_version?(:rails, '3.0.3').should be_true
  #   end
  # 
  #   it 'should be false that it has the rails gem 3.0.1' do
  #     AppDir.new.has_gem_version?(:rails, '3.0.1').should be_false
  #   end
  # end
end