require "spec/spec_helper"

describe Irwi::Helpers::WikiPagesHelper do
  
  it { should_not be_nil }
  
  context "included in class" do
    
    before(:each) do
      @m = Object.new
      @m.send :extend, Irwi::Helpers::WikiPagesHelper
    end
    
    it { @m.should respond_to :wiki_page_form }
    
    it { @m.should respond_to :wiki_page_edit_path }
    it { @m.should respond_to :wiki_page_history_path }
    it { @m.should respond_to :wiki_page_compare_path }
    it { @m.should respond_to :wiki_page_path }
    
    it { @m.should respond_to :wiki_content }
    it { @m.should respond_to :wiki_diff }
    it { @m.should respond_to :wiki_user }
    
    it { @m.should respond_to :wiki_page_info }
    it { @m.should respond_to :wiki_page_actions }
    it { @m.should respond_to :wiki_page_history }    
    it { @m.should respond_to :wiki_page_style }
    
    it { @m.should respond_to :wiki_link }
    it { @m.should respond_to :wiki_linkify }
    
    it { @m.should respond_to :wt }
    
    specify "should format and sanitize content with current formatter and #sanitize" do      
      Irwi.config.formatter = mock 'Formatter'
      Irwi.config.formatter.should_receive(:format).with('Page content').and_return('Formatted content')
      
      @m.should_receive(:sanitize).with('Formatted content').and_return('Formatted and sanitized content')
      
      @m.wiki_content( 'Page content' ).should == 'Formatted and sanitized content'
    end
    
    specify "should render wiki_page_info partial" do
      @m.should_receive(:template_dir).and_return('partial_dir')
      @m.should_receive(:render).with(:partial => "partial_dir/wiki_page_info", :locals => { :page => 'MyPage' }).and_return('partial_body')
      
      @m.wiki_page_info( 'MyPage' ).should == 'partial_body'
    end
    
    specify "should render wiki_page_actions partial" do
      @m.should_receive(:template_dir).and_return('partial_dir')
      @m.should_receive(:render).with(:partial => "partial_dir/wiki_page_actions", :locals => { :page => 'MyPage' }).and_return('partial_body')
      
      @m.wiki_page_actions( 'MyPage' ).should == 'partial_body'
    end
    
    specify "should render wiki_page_history partial" do
      @m.should_receive(:template_dir).and_return('partial_dir')
      @m.should_receive(:render).with(:partial => "partial_dir/wiki_page_history", :locals => { :page => 'MyPage', :versions => [1,2], :with_form => true }).and_return('partial_body')
      
      @m.wiki_page_history( 'MyPage', [1,2] ).should == 'partial_body'
    end
    
    specify "should render wiki_page_history partial (with default versions)" do
      page = mock 'MyPage'
      page.should_receive(:versions).and_return([1])
      
      @m.should_receive(:template_dir).and_return('partial_dir')
      @m.should_receive(:render).with(:partial => "partial_dir/wiki_page_history", :locals => { :page => page, :versions => [1], :with_form => false }).and_return('partial_body')
            
      @m.wiki_page_history( page ).should == 'partial_body'
    end
    
    specify "should linkify string" do
      
      @m.should_receive(:wiki_link).with('Some other page').and_return('url')
      
      @m.wiki_linkify( '[[Some other page]] - link' ).should == '<a href="url">Some other page</a> - link'
    end
    
    specify "should generate link for non-existent page" do
      page_class = mock "WikiPageClass"
      page_class.should_receive(:find_by_title).with('Page title').and_return(nil)
      
      Irwi.config.should_receive(:page_class).and_return(page_class)
      
      @m.should_receive(:url_for).with( :controller => 'wiki_pages', :action => :show, :path => 'Page title' ).and_return('url')
      
      @m.wiki_link( 'Page title' ).should == 'url'
    end
    
    specify "should generate link for existent page" do
      page = mock "WikiPage"
      page.should_receive(:path).and_return('page_path')
      
      page_class = mock "WikiPageClass"
      page_class.should_receive(:find_by_title).with('Page title').and_return(page)
      
      Irwi.config.should_receive(:page_class).and_return(page_class)
      
      @m.should_receive(:url_for).with( :controller => 'wiki_pages', :action => :show, :path => 'page_path' ).and_return('url')
      
      @m.wiki_link( 'Page title' ).should == 'url'
    end
    
  end
  
end