require File.join(File.dirname(__FILE__), 'spec_helper')

def generate_h1(tag = nil)
  "data from presenter"     
end

def data_from_method(tag = nil)
  "I am data from a method"
end

def generate_description(tag = nil)
  "I am a custom meta description"
end

def generate_keywords(tag = nil)
  "I, am, custom, keywords"
end

def my_content(tag = nil)
  "hello from my content."
end

def sidebar_partial(tag = nil)
  html(:sidebar)
end

def user_list(tag = nil)
  [ 
    TestUser.new('Jane', 'Doe', 'jane@stonean.com'),
    TestUser.new('John', 'Joe', 'john@stonean.com'),
    TestUser.new('Jake', 'Smo', 'jake@stonean.com'),
    TestUser.new('Paul', 'Tin', 'paul@stonean.com'),
    TestUser.new('NoMail', 'Man')
  ]
end

describe Ruhl do

  describe "basic.html" do
    before do
      @html = File.read html(:basic) 
    end

    it "content of p should be content from data_from_method" do
       doc = create_doc
       doc.xpath('//h1').first.content.should == generate_h1
    end
  end

  describe "seo.html" do
    before do
      @html = File.read html(:seo)
    end

    it "meta keywords should be replaced" do
      doc = create_doc
      doc.xpath('//meta[@name="keywords"]').first['content'].
        should == generate_keywords 
    end

    it "meta title should be replaced" do
      doc = create_doc
      doc.xpath('//meta[@name="description"]').first['content'].
        should == generate_description
    end
  end

  describe "medium.html" do
    before do
      @html = File.read html(:medium)
      @doc = create_doc
    end

    it "first data row should equal first user " do
      table = @doc.xpath('/html/body/table/tr//td')
      table.children[0].to_s.should == "Jane"
      table.children[1].to_s.should == "Doe"
      table.children[2].to_s.should == "jane@stonean.com"
    end

    it "last data row should equal last user " do
      table = @doc.xpath('/html/body/table/tr//td')
      table.children[9].to_s.should == "Paul"
      table.children[10].to_s.should == "Tin"
      table.children[11].to_s.should == "paul@stonean.com"
    end
  end

  describe "fragment.html" do
    before do
      @html = File.read html(:fragment)
    end

    it "will be injected into layout.html" do
      doc  = create_doc( html(:layout) )
      doc.xpath('//h1').should_not be_empty
      doc.xpath('//p').should_not be_empty
    end
  end

  describe "main_with_sidebar.html" do
    before do
      @html = File.read html(:main_with_sidebar)
    end

    it "should replace sidebar with partial contents" do
      doc = create_doc
    end
  end

  describe "if.html" do
    before do
      @html = File.read html(:if)
      @doc = create_doc
    end

    it "first data row should equal first user " do
      table = @doc.xpath('/html/body/table/tr//td')
      table.children[0].to_s.should == "Jane"
      table.children[1].to_s.should == "Doe"
      table.children[2].to_s.should == "jane@stonean.com"
    end

    it "last data row should equal last user " do
      table = @doc.xpath('/html/body/table/tr//td')
      table.children[12].to_s.should == "NoMail"
      table.children[13].to_s.should == "Man"
      table.children[14].should == nil
    end
  end

  describe "render if.html" do
    it "table should not render" do
      def has_users?(tag = nil)
        false
      end

      @html = File.read html(:render_if)
      @doc = create_doc
      nodes = @doc.xpath('/html/body//*')
      nodes.children.length.should == 1
      nodes.children.to_s.should == "This is the header template"
    end

    it "table shouldrender" do
      def has_users?(tag = nil)
        true
      end

      @html = File.read html(:render_if)
      @doc = create_doc
      nodes = @doc.xpath('/html/body//*')
      nodes.children.length.should > 1

      table = @doc.xpath('/html/body/div/table/tr//td')
      table.children[12].to_s.should == "NoMail"
      table.children[13].to_s.should == "Man"
    end
  end
end