require File.dirname(__FILE__) + '/test_helper'

class RadioGroupPage < Watirloo::Page
  # RadioGroup Class refers to collection of radios sharing the same name
  def meals_to_go
    @b.radio_group('food')
  end
end

describe 'RadioGroup class' do

  before do
    @page = RadioGroupPage.new
    @page.b.goto testfile('radio_group.html')
  end
  
  it 'container radio_group method returns RadioGroup class' do
    # verify browser namespace explicitly
    if @page.b.kind_of?(FireWatir::Firefox)
      @page.meals_to_go.kind_of?(FireWatir::RadioGroup).should.be true
      
    elsif @page.b.kind_of?(Watir::IE)
      @page.meals_to_go.kind_of?(Watir::RadioGroup).should.be true
    end
  end
  
  it 'size or count returns how many radios in a group' do
    @page.meals_to_go.size.should == 3
    @page.meals_to_go.count.should == 3
  end
  
  it 'values returns value attributes text items as an array' do
    @page.meals_to_go.values.should == ["hotdog", "burger", "tofu"]
  end
  
  it 'selected_value returns internal option value for selected radio item in a group' do 
    @page.meals_to_go.selected.should == 'burger'
    @page.meals_to_go.selected_value.should == 'burger'
    @page.meals_to_go.selected_values.should == ['burger'] # matches select_list api
  end
  
  it 'set selects radio by position in a group' do
    @page.meals_to_go.set 3
    @page.meals_to_go.selected.should == 'tofu'
    @page.meals_to_go.selected_value.should == 'tofu'
    @page.meals_to_go.selected_values.should == ['tofu']

    @page.meals_to_go.set 1
    @page.meals_to_go.selected.should == 'hotdog'
    @page.meals_to_go.selected_value.should == 'hotdog'
    @page.meals_to_go.selected_values.should == ['hotdog']
  end
  
  it 'set selects radio by value in a group' do
    @page.meals_to_go.set 'hotdog'
    @page.meals_to_go.selected.should == 'hotdog'

    @page.meals_to_go.set 'tofu'
    @page.meals_to_go.selected_value.should == 'tofu'
  end
  
  it 'set position throws exception if number not within the range of group size' do
    assert_raise(Watir::Exception::WatirException) do
      @page.meals_to_go.set 7
    end
  end
  
  it 'set value throws exception if value not found in options' do
    assert_raise(Watir::Exception::WatirException) do
      @page.meals_to_go.set 'banannnanna'
    end
  end
  
  # TODO do I want to provide mapping of human generated semantic values for radios 
  # to actual values here in the radio_group or at the Watirllo level only? 
  it 'set throws exception if other than Fixnum or String element is used' do
    assert_raise(Watir::Exception::WatirException)do
      @page.meals_to_go.set :yes
    end
  end
  
end