require 'action_tree'
require 'fileutils'



describe ActionTree do

  describe 'integration' do
    
    subject do
      ActionTree.new do
        helpers { def h1; 'bob';  end }
        helpers { def h1; '1';    end }
        helpers { def h2; h1;     end }
        helpers { def h4; '6';    end }
        before { @v = h2 + '2' }
        before { @v = @v + '3' }
        before { @v2 = 'sleigh' }
        a { @v }
        helpers('/a') {def h3; @v2; end}
        before('/a') { @v2 = '4' }
        before('/a') { @v3 = @v + h3 }
        a('/a') { @v3 }
        before('/a/b') { @v4 = @v3 + '5' }
        before('/a/b') { @v5 = @v4 }
        a('/a/b') { @v5 }
        not_found('a/b') { @v5 + h4 }
      end
    end

    it 'works, if only just a bit' do
      subject.match('/').run.should == '123'
    end

    it 'works' do
      subject.match('a/b').run.should == '12345'
    end

    it 'works with not_found' do
      subject.match('a/b/y').run.should ==
        '123456'
    end
  end




  describe 'integration scenario' do
  
    subject do

      ActionTree.new do
        before { @msg = 'root hook ok' }
        with('houses') do
          action { 'house index' }
          action('create') {'newly built house'}
          with(:id) do
            action { "showing house #{@id}" }
            action('edit') { "editing house #{@id}" }
            action('destroy') { "destroying house #{@id}" }
            action(/[0-9]+/) {'number match'}
          end
        end
        before('houses/:id') { @msg = 'house hook ok' }
        action('long/action/weird/url') { 'long' }
        action(/[0-9]+/) { 'root number match' }
      end


    end


    it 'matches "" => self' do
      subject.match('').node.should == subject
    end

    it 'matches "/" => self' do
      subject.match('/').node.should == subject
    end

    it 'returns nil for nonexistant level one node' do
      subject.match('/nothing').found?.should be_false
    end

    it 'returns nil for nonexistant level two node' do
      subject.match('/long/nothing').found?.should be_false
    end

    it 'matches a first level request' do
      subject.match('/houses').node.should == subject.descend('houses')
    end

    it 'matches a second level request' do
      subject.match('/houses/create').node.should == subject.descend('houses/create')
    end

    it 'matches a second level capture' do
      subject.match('/houses/4').node.should == subject.descend('houses/:id')
    end

    it 'matches beneath second level capture' do
      subject.match('/houses/4/edit').node.should == subject.descend('houses/:id/edit')
    end

    it 'returns nil for nonexistant node beneath capture' do
      subject.match('/houses/4/nothing_here').found?.should be_false
    end

    it 'gets the path right' do
      subject.match('/long/action/weird/url').path.should == '/long/action/weird/url'
    end

    it 'gets the path right with captures' do
      subject.match('/houses/53/edit').path.should == '/houses/53/edit'
    end

    it 'ignores trailing slashes' do
      subject.match('/long/action').node.should ==
        subject.match('long/action/').node
    end

    it 'matches regexp in root scope' do
      subject.match('/346').node.should == subject.descend([/[0-9]+/])
    end

    it 'fills in path for regexp in root scope' do
      subject.match('/346').path.should == '/346'
    end

    it 'matches regexp in capture scope' do
      subject.match('/houses/5/4').node.should == subject.descend(['houses', :id, /[0-9]+/])
    end

    it 'fills in path for regexp in capture scope' do
      subject.match('/houses/5/4').path.should == '/houses/5/4'
    end
  end

end