describe UIAlertController do
  tests UIViewController

  it 'should have :show option (show: false)' do
    alert = UIAlertController.alert(controller, 'test', show: false)
    wait 0.6 do
      alert.presentingViewController.should == nil
    end
  end

  it 'should show by default' do
    alert = UIAlertController.alert(controller, 'test')
    wait 0.6 do
      alert.presentingViewController.should == controller
      controller.dismissViewControllerAnimated(false, completion: nil)
    end
  end

  it 'should assign the title' do
    alert = UIAlertController.alert(controller, 'test title', show: false)
    alert.title.should == 'test title'
    wait 0.001 do
      controller.dismissViewControllerAnimated(false, completion: nil)
    end
  end

  it 'should assign the title by options' do
    alert = UIAlertController.alert(controller, title: 'test title', show: false)
    alert.title.should == 'test title'
    wait 0.001 do
      controller.dismissViewControllerAnimated(false, completion: nil)
    end
  end

  it 'should have :style option' do
    Symbol.uialertcontrollerstyle.each do |style, value|
      # as symbol
      alert = UIAlertController.alert(controller, 'test', show: false, style: style)
      alert.preferredStyle.should == value

      # as constant
      alert = UIAlertController.alert(controller, 'test', show: false, style: value)
      alert.preferredStyle.should == value
    end
  end

  it 'should have :from option that accepts CGRect' do
    alert = UIAlertController.alert(controller, 'test', from: CGRect.new([0, 0], [320, 0]))
    wait 0.6 do
      alert.presentingViewController.should == controller
      controller.dismissViewControllerAnimated(false, completion: nil)
    end
  end


  it 'should have :from option that accepts CGRect and a :view that accepts UIView' do
    view   = UIView.alloc.initWithFrame(UIScreen.mainScreen.bounds)
    window = UIApplication.sharedApplication.windows[0]
    window << view
    alert = UIAlertController.alert(controller, 'test', from: CGRect.new([0, 0], [320, 0]), view: view)
    wait 0.6 do
      alert.presentingViewController.should == controller
      controller.dismissViewControllerAnimated(false, completion: nil)
    end
  end

  it 'should have :from option that accepts UIBarButtonItem' do
    button        = UIBarButtonItem.done
    toolbar       = UIToolbar.alloc.initWithFrame(UIScreen.mainScreen.bounds)
    toolbar.items = [button]
    window        = UIApplication.sharedApplication.windows[0]
    window << toolbar
    alert = UIAlertController.alert(controller, 'test', from: button)
    wait 0.6 do
      alert.presentingViewController.should == controller
      controller.dismissViewControllerAnimated(false, completion: nil)
    end
  end

  it 'should have :from option that accepts UIView' do
    view = UIView.alloc.initWithFrame(UIScreen.mainScreen.bounds)
    window = UIApplication.sharedApplication.windows[0]
    window << view
    alert = UIAlertController.alert(controller, 'test', from: view)
    wait 0.6 do
      alert.presentingViewController.should == controller
      controller.dismissViewControllerAnimated(false, completion: nil)
    end
  end

  it 'should add a button with << method' do
    alert = UIAlertController.alert(controller, 'test', show: false)
    alert << 'title'
    alert.actions.lastObject.title.should == 'title'
  end

  it 'should show "OK" by default as first button' do
    alert = UIAlertController.alert(controller, 'test', show: false)
    alert.actions[0].title.should == 'OK'
  end

  it 'should show "Cancel" by default as second button' do
    alert = UIAlertController.alert(controller, 'test', show: false)
    alert.actions[1].title.should == 'Cancel'
  end

  it 'should have :buttons option' do
    alert = UIAlertController.alert(controller, 'test', :buttons => %w(Hello World From Test), show: false)
    alert.actions.count.should == 4
  end

  it 'should support Hash for :buttons option' do
    alert = UIAlertController.alert(controller, 'test', :buttons => {
      cancel: 'Nevermind',
      ok: 'OK',
      destructive: 'Do eet',
      other: 'Other',
      }, show: false)
    alert.actions.count.should == 4
    alert.actions[0].title.should == 'Nevermind'
    alert.actions[0].style.should == UIAlertActionStyleCancel
    alert.actions[1].title.should == 'OK'
    alert.actions[1].style.should == UIAlertActionStyleDefault
    alert.actions[2].title.should == 'Do eet'
    alert.actions[2].style.should == UIAlertActionStyleDestructive
    alert.actions[3].title.should == 'Other'
    alert.actions[3].style.should == UIAlertActionStyleDefault
  end

end