API Implement namespacing, add upgrade mapping. Remove deprecated methods and support for Widget_Controller (underscored)

.upgrade.yml

@@ -0,0 +1,16 @@
+mappings:
+  WidgetContentControllerExtension: SilverStripe\Widgets\Controllers\WidgetContentControllerExtension
+  WidgetController: SilverStripe\Widgets\Controllers\WidgetController
+  Widget_Controller: SilverStripe\Widgets\Controllers\Widget_Controller
+  WidgetPageExtension: SilverStripe\Widgets\Extensions\WidgetPageExtension
+  WidgetAreaEditor: SilverStripe\Widgets\Forms\WidgetAreaEditor
+  Widget: SilverStripe\Widgets\Model\Widget
+  WidgetArea: SilverStripe\Widgets\Model\WidgetArea
+  WidgetAreaEditorTest: SilverStripe\Widgets\Tests\WidgetAreaEditorTest
+  WidgetAreaEditorTest_FakePage: SilverStripe\Widgets\Tests\WidgetAreaEditorTest\FakePage
+  WidgetAreaEditorTest_TestWidget: SilverStripe\Widgets\Tests\WidgetAreaEditorTest\TestWidget
+  WidgetControllerTest: SilverStripe\Widgets\Tests\WidgetControllerTest
+  WidgetControllerTest_Widget: SilverStripe\Widgets\Tests\WidgetControllerTest\TestWidget
+  WidgetControllerTest_WidgetController: SilverStripe\Widgets\Tests\WidgetControllerTest\TestWidgetController
+  WidgetControllerTestPage: SilverStripe\Widgets\Tests\WidgetControllerTest\TestPage
+  WidgetControllerTestPage_Controller: SilverStripe\Widgets\Tests\WidgetControllerTest\TestPageController

_config/contentcontroller-url-handler.yml

@@ -1,8 +1,8 @@
 ---
 Name: contentcontrollerurlhandler
 ---
-ContentController:
+SilverStripe\CMS\Controllers\ContentController:
   extensions:
-    - WidgetContentControllerExtension
+    - SilverStripe\Widgets\Controllers\WidgetContentControllerExtension
   url_handlers:
-    'widget/$ID!': 'handleWidget'
+    'widget/$ID!': 'handleWidget'

_config/routes.yml

@@ -1,3 +1,3 @@
-Director:
+SilverStripe\Control\Director:
   rules:
-    'WidgetController//$Action/$ID/$OtherID': 'WidgetController'
+    'WidgetController//$Action/$ID/$OtherID': 'SilverStripe\Widgets\Controllers\WidgetController'

code/controller/WidgetContentControllerExtension.php

@@ -1,71 +0,0 @@
-<?php
-/**
- * Add this to ContentController to enable widgets
- *
- * @package widgets
- */
-class WidgetContentControllerExtension extends Extension
-{
-	/**
-	 *
-	 * @var array
-	 */
-	private static $allowed_actions = array(
-		'handleWidget'
-	);
-
-	/**
-	 * Handles widgets attached to a page through one or more {@link WidgetArea}
-	 * elements.
-	 *
-	 * Iterated through each $has_one relation with a {@link WidgetArea} and
-	 * looks for connected widgets by their database identifier.
-	 *
-	 * Assumes URLs in the following format: <URLSegment>/widget/<Widget-ID>.
-	 *
-	 * @return RequestHandler
-	 */
-	public function handleWidget()
-		{$SQL_id = $this->owner->getRequest()->param('ID');
-		if(!$SQL_id) {return false;
-		}
-		/** @var SiteTree $widgetOwner */
-		$widgetOwner = $this->owner->data();
-		while($widgetOwner->InheritSideBar && $widgetOwner->Parent()->exists()){
-			$widgetOwner = $widgetOwner->Parent();
-		}
-
-		// find WidgetArea relations
-		$widgetAreaRelations = array();
-		$hasOnes = $widgetOwner->hasOne();
-
-		if(!$hasOnes) {
-			return false;
-		}
-
-        foreach ($hasOnes as $hasOneName => $hasOneClass) {
-            if ($hasOneClass == 'WidgetArea' || is_subclass_of($hasOneClass, 'WidgetArea')) {
-                $widgetAreaRelations[] = $hasOneName;
-            }
-        }
-
-        // find widget
-        $widget = null;
-
-        foreach ($widgetAreaRelations as $widgetAreaRelation) {
-            if ($widget) {
-                break;
-            }
-
-			$widget = $widgetOwner->$widgetAreaRelation()->Widgets()
-				->filter('ID', $SQL_id)
-			->First();
-		}
-
-        if (!$widget) {
-            user_error('No widget found', E_USER_ERROR);
-        }
-
-        return $widget->getController();
-    }
-}

src/Controllers/WidgetContentControllerExtension.php

@@ -0,0 +1,79 @@
+<?php
+
+namespace SilverStripe\Widgets\Controllers;
+
+use SilverStripe\Core\Extension;
+use SilverStripe\Widgets\Model\WidgetArea;
+
+/**
+ * Add this to ContentController to enable widgets
+ *
+ * @package widgets
+ */
+class WidgetContentControllerExtension extends Extension
+{
+    /**
+     *
+     * @var array
+     */
+    private static $allowed_actions = array(
+        'handleWidget'
+    );
+
+    /**
+     * Handles widgets attached to a page through one or more {@link WidgetArea}
+     * elements.
+     *
+     * Iterated through each $has_one relation with a {@link WidgetArea} and
+     * looks for connected widgets by their database identifier.
+     *
+     * Assumes URLs in the following format: <URLSegment>/widget/<Widget-ID>.
+     *
+     * @return RequestHandler
+     */
+    public function handleWidget()
+    {
+        $SQL_id = $this->owner->getRequest()->param('ID');
+        if (!$SQL_id) {
+            return false;
+        }
+        /** @var SiteTree $widgetOwner */
+        $widgetOwner = $this->owner->data();
+        while ($widgetOwner->InheritSideBar && $widgetOwner->Parent()->exists()) {
+            $widgetOwner = $widgetOwner->Parent();
+        }
+
+        // find WidgetArea relations
+        $widgetAreaRelations = array();
+        $hasOnes = $widgetOwner->hasOne();
+
+        if (!$hasOnes) {
+            return false;
+        }
+
+        foreach ($hasOnes as $hasOneName => $hasOneClass) {
+            if ($hasOneClass == WidgetArea::class || is_subclass_of($hasOneClass, WidgetArea::class)) {
+                $widgetAreaRelations[] = $hasOneName;
+            }
+        }
+
+        // find widget
+        $widget = null;
+
+        foreach ($widgetAreaRelations as $widgetAreaRelation) {
+            if ($widget) {
+                break;
+            }
+
+            $widget = $widgetOwner->$widgetAreaRelation()->Widgets()
+                ->filter('ID', $SQL_id)
+                ->First();
+        }
+
+        if (!$widget) {
+            user_error('No widget found', E_USER_ERROR);
+        }
+
+        return $widget->getController();
+    }
+}

src/Controllers/WidgetController.php

@@ -1,5 +1,15 @@
 <?php
 
+namespace SilverStripe\Widgets\Controllers;
+
+use SilverStripe\Admin\LeftAndMain;
+use SilverStripe\Control\Controller;
+use SilverStripe\Control\Director;
+use SilverStripe\Core\ClassInfo;
+use SilverStripe\i18n\i18n;
+use SilverStripe\Security\Member;
+use SilverStripe\Widgets\Model\Widget;
+
 /**
  * Optional controller for every widget which has its own logic, e.g. in forms.
  *
@@ -52,13 +62,15 @@ class WidgetController extends Controller
 	public function Link($action = null)
     {
         $id = ($this->widget) ? $this->widget->ID : null;
-		$segment = Controller::join_links('widget', $id, $action);
+        $segment = Controller::join_links('widget', $id, $action);
 
-		$page = Director::get_current_page();
+        $page = Director::get_current_page();
-			if($page && !($page instanceof WidgetController)) {return $page->Link($segment);
+		if ($page && !($page instanceof WidgetController)) {
-		}
+            return $page->Link($segment);
+        }
 
-		if ($controller = $this->getParentController()) {return $controller->Link($segment);
+		if ($controller = $this->getParentController()) {
+            return $controller->Link($segment);
 		}
 
 		return $segment;
@@ -73,19 +85,50 @@ class WidgetController extends Controller
 	 */
 	public function getParentController()
     {
-		foreach(Controller::$controller_stack as $controller) {
+        foreach (Controller::$controller_stack as $controller) {
-			if (!($controller instanceof WidgetController)) {
+            if (!($controller instanceof WidgetController)) {
-				return $controller;
+                return $controller;
-			}
+            }
-		}
+        }
-		return false;
+        return false;
-	}
+    }
+
+    /**
+     * @return Widget
+     */
+    public function getWidget()
+    {
+        return $this->widget;
+    }
+
+    /**
+     * Overloaded from {@link Widget->Content()} to allow for controller / form
+     * linking.
+     *
+     * @return string HTML
+     */
+    public function Content()
+    {
+        return $this->renderWith(array_reverse(ClassInfo::ancestry($this->widget->class)));
+    }
+
+    /**
+     * Overloaded from {@link Widget->WidgetHolder()} to allow for controller/
+     * form linking.
+     *
+     * @return string HTML
+     */
+    public function WidgetHolder()
+    {
+        return $this->renderWith("WidgetHolder");
+    }
 
 	/**
 	 * @return Widget
 	 */
 	public function getWidget()
-		{return $this->widget;
+	{
+        return $this->widget;
 	}
 
 	/**
@@ -95,7 +138,8 @@ class WidgetController extends Controller
 	 * @return string HTML
 	 */
 	public function Content()
-		{return $this->renderWith(array_reverse(ClassInfo::ancestry($this->widget->class)));
+	{
+        return $this->renderWith(array_reverse(ClassInfo::ancestry($this->widget->class)));
 	}
 
 	/**
@@ -105,7 +149,8 @@ class WidgetController extends Controller
 	 * @return string HTML
 	 */
 	public function WidgetHolder()
-		{return $this->renderWith("WidgetHolder");
+	{
+        return $this->renderWith("WidgetHolder");
 	}
 
 	/**
@@ -116,30 +161,24 @@ class WidgetController extends Controller
 	 *
 	 * @return string HTML
 	 */
-	public function editablesegment() {
+	public function editablesegment()
+    {
         // use left and main to set the html config
         $leftandmain = LeftAndMain::create();
-        $leftandmain->init();
+        $leftandmain->doInit();
-		$className = $this->urlParams['ID'];
-		if (class_exists('Translatable') && Member::currentUserID()) {
-			// set current locale based on logged in user's locale
-			$locale = Member::currentUser()->Locale;
-			i18n::set_locale($locale);
-		}
-		if(class_exists($className) && is_subclass_of($className, 'Widget')) {
-			$obj = new $className();
-			return $obj->EditableSegment();
-		} else {
-			user_error("Bad widget class: $className", E_USER_WARNING);
-			return "Bad widget class name given";
-		}
-	}
-}
 
-/**
+        $className = $this->urlParams['ID'];
- * @deprecated Use WidgetController
+        if (class_exists('Translatable') && Member::currentUserID()) {
- * @package widgets
+            // set current locale based on logged in user's locale
- */
+            $locale = Member::currentUser()->Locale;
-class Widget_Controller extends WidgetController
+            i18n::set_locale($locale);
-{
+        }
+        if (class_exists($className) && is_subclass_of($className, Widget::class)) {
+            $obj = new $className();
+            return $obj->EditableSegment();
+        } else {
+            user_error("Bad widget class: $className", E_USER_WARNING);
+            return "Bad widget class name given";
+        }
+    }
 }

src/Extensions/WidgetPageExtension.php

@@ -1,4 +1,13 @@
 <?php
+
+namespace SilverStripe\Widgets\Extensions;
+
+use SilverStripe\Forms\CheckboxField;
+use SilverStripe\Forms\FieldList;
+use SilverStripe\ORM\DataExtension;
+use SilverStripe\Widgets\Forms\WidgetAreaEditor;
+use SilverStripe\Widgets\Model\WidgetArea;
+
 /**
  * Adds a single {@link WidgetArea} called "SideBar" to {@link Page} classes.
  * Adjust your templates to render the resulting
@@ -19,7 +28,7 @@ class WidgetPageExtension extends DataExtension
     );
 
     private static $has_one = array(
-        'SideBar' => 'WidgetArea'
+        'SideBar' => WidgetArea::class
     );
 
     public function updateCMSFields(FieldList $fields)
@@ -39,8 +48,7 @@ class WidgetPageExtension extends DataExtension
      */
     public function SideBarView()
     {
-        if (
+        if ($this->owner->InheritSideBar
-            $this->owner->InheritSideBar
             && ($parent = $this->owner->getParent())
             && $parent->hasMethod('SideBarView')
         ) {
@@ -49,7 +57,7 @@ class WidgetPageExtension extends DataExtension
             return $this->owner->SideBar();
         }
     }
-    
+
     public function onBeforeDuplicate($duplicatePage)
     {
         if ($this->owner->hasField('SideBarID')) {

src/Forms/WidgetAreaEditor.php

@@ -1,5 +1,18 @@
 <?php
 
+namespace SilverStripe\Widgets\Forms;
+
+use Exception;
+use SilverStripe\Core\ClassInfo;
+use SilverStripe\Core\Config\Config;
+use SilverStripe\Core\Injector\Injector;
+use SilverStripe\Forms\FormField;
+use SilverStripe\ORM\ArrayList;
+use SilverStripe\ORM\DataObjectInterface;
+use SilverStripe\Widgets\Forms\WidgetAreaEditor;
+use SilverStripe\Widgets\Model\Widget;
+use SilverStripe\View\Requirements;
+
 /**
  * Special field type for selecting and configuring widgets on a page.
  *
@@ -12,11 +25,11 @@ class WidgetAreaEditor extends FormField
      * @param array $widgetClasses
      * @param int $maxWidgets
      */
-    public function __construct($name, $widgetClasses = array('Widget'), $maxWidgets = 0)
+    public function __construct($name, $widgetClasses = array(Widget::class), $maxWidgets = 0)
     {
         $this->MaxWidgets = $maxWidgets;
         $this->widgetClasses = $widgetClasses;
-        
+
         parent::__construct($name);
     }
 
@@ -30,7 +43,7 @@ class WidgetAreaEditor extends FormField
         Requirements::css('widgets/css/WidgetAreaEditor.css');
         Requirements::javascript('widgets/javascript/WidgetAreaEditor.js');
 
-        return $this->renderWith("WidgetAreaEditor");
+        return $this->renderWith(WidgetAreaEditor::class);
     }
 
     /**
@@ -44,15 +57,15 @@ class WidgetAreaEditor extends FormField
         foreach ($this->widgetClasses as $widgetClass) {
             $classes = ClassInfo::subclassesFor($widgetClass);
 
-            if (isset($classes['Widget'])) {
+            if (isset($classes[Widget::class])) {
-                unset($classes['Widget']);
+                unset($classes[Widget::class]);
-            } elseif (isset($classes[0]) && $classes[0] == 'Widget') {
+            } elseif (isset($classes[0]) && $classes[0] == Widget::class) {
                 unset($classes[0]);
             }
-            
+
             foreach ($classes as $class) {
                 $available = Config::inst()->get($class, 'only_available_in');
-                
+
                 if (!empty($available) && is_array($available)) {
                     if (in_array($this->Name, $available)) {
                         $widgets->push(singleton($class));
@@ -62,7 +75,7 @@ class WidgetAreaEditor extends FormField
                 }
             }
         }
-        
+
         return $widgets;
     }
 
@@ -72,8 +85,8 @@ class WidgetAreaEditor extends FormField
     public function UsedWidgets()
     {
         // Call class_exists() to load Widget.php earlier and avoid a segfault
-        class_exists('Widget');
+        class_exists(Widget::class);
-        
+
         $relationName = $this->name;
         $widgets = $this->form->getRecord()->getComponent($relationName)->Items();
 
@@ -101,6 +114,7 @@ class WidgetAreaEditor extends FormField
 
     /**
      * @param DataObjectInterface $record
+     * @throws Exception if no form could be retrieved
      */
     public function saveInto(DataObjectInterface $record)
     {
@@ -109,15 +123,15 @@ class WidgetAreaEditor extends FormField
 
         $widgetarea = $record->getComponent($name);
         $widgetarea->write();
-        
+
         $record->$idName = $widgetarea->ID;
-    
+
         $widgets = $widgetarea->Items();
-    
+
         // store the field IDs and delete the missing fields
         // alternatively, we could delete all the fields and re add them
         $missingWidgets = array();
-        
+
         if ($widgets) {
             foreach ($widgets as $existingWidget) {
                 $missingWidgets[$existingWidget->ID] = $existingWidget;
@@ -128,12 +142,11 @@ class WidgetAreaEditor extends FormField
             throw new Exception("no form");
         }
 
-        $widgetData = $this->getForm()->getRequest()->requestVar('Widget');
+        $widgetData = $this->getForm()->getRequest()->requestVar(Widget::class);
         if ($widgetData && isset($widgetData[$this->getName()])) {
             $widgetAreaData = $widgetData[$this->getName()];
 
             foreach ($widgetAreaData as $newWidgetID => $newWidgetData) {
-
                 // Sometimes the id is "new-1" or similar, ensure this doesn't get into the query
                 if (!is_numeric($newWidgetID)) {
                     $newWidgetID = 0;
@@ -156,7 +169,7 @@ class WidgetAreaEditor extends FormField
                 if (!$widget
                     && !empty($newWidgetData['Type'])
                     && class_exists($newWidgetData['Type'])
-                    && is_subclass_of($newWidgetData['Type'], 'Widget')
+                    && is_subclass_of($newWidgetData['Type'], Widget::class)
                 ) {
                     $widget = Injector::inst()->create($newWidgetData['Type']);
                     $widget->ID = 0;
@@ -172,7 +185,7 @@ class WidgetAreaEditor extends FormField
                 }
             }
         }
-        
+
         // remove the fields not saved
         if ($missingWidgets) {
             foreach ($missingWidgets as $removedWidget) {

src/Model/Widget.php

@@ -1,12 +1,24 @@
 <?php
 
+namespace SilverStripe\Widgets\Model;
+
+use Exception;
+use SilverStripe\Core\ClassInfo;
+use SilverStripe\Core\Injector\Injector;
+use SilverStripe\Forms\CheckboxField;
+use SilverStripe\Forms\FieldList;
+use SilverStripe\Forms\HiddenField;
+use SilverStripe\Forms\TextField;
+use SilverStripe\ORM\DataObject;
+use SilverStripe\Widgets\Model\WidgetArea;
+
 /**
  * Widgets let CMS authors drag and drop small pieces of functionality into
  * defined areas of their websites.
  *
  * You can use forms in widgets by implementing a {@link WidgetController}.
  *
- * See {@link Widget_Controller} for more information.
+ * See {@link WidgetController} for more information.
  *
  * @package widgets
  */
@@ -42,7 +54,7 @@ class Widget extends DataObject
      * @var array
      */
     private static $has_one = array(
-        "Parent" => "WidgetArea",
+        "Parent" => WidgetArea::class,
     );
 
     /**
@@ -72,6 +84,11 @@ class Widget extends DataObject
         'CMSTitle' => 'Title'
     );
 
+    /**
+     * @var string
+     */
+    private static $table_name = 'Widget';
+
     /**
      * @var WidgetController
      */
@@ -122,15 +139,6 @@ class Widget extends DataObject
         return $this->renderWith(array_reverse(ClassInfo::ancestry($this->class)));
     }
 
-    /**
-     * @return string
-     * @deprecated
-     */
-    public function Title()
-    {
-        return $this->getTitle();
-    }
-
     /**
      * Get the frontend title for this widget
      *
@@ -139,16 +147,7 @@ class Widget extends DataObject
     public function getTitle()
     {
         return $this->getField('Title')
-            ?: _t($this->class . '.TITLE', $this->config()->title);
+            ?: _t($this->ClassName() . '.TITLE', $this->config()->title);
-    }
-
-    /**
-     * @return string
-     * @deprecated
-     */
-    public function CMSTitle()
-    {
-        return $this->getCMSTitle();
     }
 
     /**
@@ -156,16 +155,7 @@ class Widget extends DataObject
      */
     public function getCMSTitle()
     {
-        return _t($this->class . '.CMSTITLE', $this->config()->cmsTitle);
+        return _t($this->ClassName() . '.CMSTITLE', $this->config()->cmsTitle);
-    }
-
-    /**
-     * @return string
-     * @deprecated
-     */
-    public function Description()
-    {
-        return $this->getDescription();
     }
 
     /**
@@ -173,7 +163,7 @@ class Widget extends DataObject
      */
     public function getDescription()
     {
-        return _t($this->class . '.DESCRIPTION', $this->config()->description);
+        return _t($this->ClassName() . '.DESCRIPTION', $this->config()->description);
     }
 
     /**
@@ -217,8 +207,13 @@ class Widget extends DataObject
         $outputFields = new FieldList();
 
         $this->FormID = $this->ID ?: uniqid();
-        $outputFields->push(HiddenField::create('Widget[' . $this->FormID . '][FormID]', 'FormID',
+        $outputFields->push(
-            $this->FormID)->addExtraClass('formid'));
+            HiddenField::create(
+                'Widget[' . $this->FormID . '][FormID]',
+                'FormID',
+                $this->FormID
+            )->addExtraClass('formid')
+        );
 
         foreach ($fields as $field) {
             $name = $field->getName();
@@ -263,14 +258,7 @@ class Widget extends DataObject
         }
 
         foreach (array_reverse(ClassInfo::ancestry($this->class)) as $widgetClass) {
-            $controllerClass = "{$widgetClass}_Controller";
-
-            if (class_exists($controllerClass)) {
-                break;
-            }
-
             $controllerClass = "{$widgetClass}Controller";
-
             if (class_exists($controllerClass)) {
                 break;
             }

src/Model/WidgetArea.php

@@ -1,5 +1,11 @@
 <?php
 
+namespace SilverStripe\Widgets\Model;
+
+use SilverStripe\ORM\ArrayList;
+use SilverStripe\ORM\DataObject;
+use SilverStripe\Widgets\Model\Widget;
+
 /**
  * Represents a set of widgets shown on a page.
  *
@@ -11,31 +17,36 @@ class WidgetArea extends DataObject
      * @var array
      */
     private static $has_many = array(
-        "Widgets" => "Widget"
+        "Widgets" => Widget::class
     );
 
+    /**
+     * @var string
+     */
+    private static $table_name = 'WidgetArea';
+
     /**
      *
      * @var string
      */
     public $template = __CLASS__;
-    
+
     /**
-     * Used in template instead of {@link Widgets()} to wrap each widget in its 
+     * Used in template instead of {@link Widgets()} to wrap each widget in its
-     * controller, making it easier to access and process form logic and 
+     * controller, making it easier to access and process form logic and
      * actions stored in {@link WidgetController}.
-     * 
+     *
      * @return SS_List - Collection of {@link WidgetController} instances.
      */
     public function WidgetControllers()
     {
         $controllers = new ArrayList();
         $items = $this->ItemsToRender();
-        if (!is_null($items)){
+        if (!is_null($items)) {
             foreach ($items as $widget) {
                 $controller = $widget->getController();
 
-                $controller->init();
+                $controller->doInit();
                 $controllers->push($controller);
             }
         }

tests/WidgetAreaEditorTest.php

@@ -1,4 +1,21 @@
 <?php
+
+namespace SilverStripe\Widgets\Tests;
+
+use Page;
+use SilverStripe\CMS\Controllers\ContentController;
+use SilverStripe\CMS\Model\SiteTree;
+use SilverStripe\Control\HTTPRequest;
+use SilverStripe\Forms\FieldList;
+use SilverStripe\Forms\Form;
+use SilverStripe\Dev\SapphireTest;
+use SilverStripe\Dev\TestOnly;
+use SilverStripe\Widgets\Extensions\WidgetPageExtension;
+use SilverStripe\Widgets\Forms\WidgetAreaEditor;
+use SilverStripe\Widgets\Model\Widget;
+use SilverStripe\Widgets\Tests\WidgetAreaEditorTest\FakePage;
+use SilverStripe\Widgets\Tests\WidgetAreaEditorTest\TestWidget;
+
 /**
  * @package cms
  * @subpackage tests
@@ -8,25 +25,23 @@ class WidgetAreaEditorTest extends SapphireTest
     /**
      * This is the widget you want to use for your unit tests.
      */
-    protected $widgetToTest = 'WidgetAreaEditorTest_TestWidget';
+    protected $widgetToTest = TestWidget::class;
 
     protected $extraDataObjects = array(
-        'WidgetAreaEditorTest_FakePage',
+        FakePage::class,
-        'WidgetAreaEditorTest_TestWidget',
+        TestWidget::class,
     );
-    
+
     protected $usesDatabase = true;
 
     protected $requiredExtensions = array(
-        "SiteTree" => array(
+        SiteTree::class => array(WidgetPageExtension::class)
-            "WidgetPageExtension"
-        )
     );
-    
+
     public function testFillingOneArea()
     {
         $data = array(
-            'Widget' => array(
+            Widget::class => array(
                 'BottomBar' => array(
                     'new-1' => array(
                         'Title' => 'MyTestWidget',
@@ -36,14 +51,19 @@ class WidgetAreaEditorTest extends SapphireTest
                 )
             )
         );
-        $request = new SS_HTTPRequest('get', 'post', array(), $data);
+        $request = new HTTPRequest('get', 'post', array(), $data);
-        
+
         $editorSide = new WidgetAreaEditor('SideBar');
         $editorBott = new WidgetAreaEditor('BottomBar');
-        $form = new Form(new ContentController(), 'Form', new FieldList($editorSide, $editorBott), new FieldList());
+        $form = new Form(
+            new ContentController(),
+            Form::class,
+            new FieldList($editorSide, $editorBott),
+            new FieldList()
+        );
         $form->setRequest($request);
-        
+
-        $page = new WidgetAreaEditorTest_FakePage();
+        $page = new FakePage();
 
         $form->saveInto($page);
         $page->write();
@@ -58,7 +78,7 @@ class WidgetAreaEditorTest extends SapphireTest
     public function testFillingTwoAreas()
     {
         $data = array(
-            'Widget' => array(
+            Widget::class => array(
                 'SideBar' => array(
                     'new-1' => array(
                         'Title' => 'MyTestWidgetSide',
@@ -75,35 +95,40 @@ class WidgetAreaEditorTest extends SapphireTest
                 )
             )
         );
-        $request = new SS_HTTPRequest('get', 'post', array(), $data);
+        $request = new HTTPRequest('get', 'post', array(), $data);
-        
+
         $editorSide = new WidgetAreaEditor('SideBar');
         $editorBott = new WidgetAreaEditor('BottomBar');
-        $form = new Form(new ContentController(), 'Form', new FieldList($editorSide, $editorBott), new FieldList());
+        $form = new Form(
+            new ContentController(),
+            Form::class,
+            new FieldList($editorSide, $editorBott),
+            new FieldList()
+        );
         $form->setRequest($request);
-        $page = new WidgetAreaEditorTest_FakePage();
+        $page = new FakePage();
 
         $form->saveInto($page);
         $page->write();
         $page->flushCache();
         $page->BottomBar()->flushCache();
         $page->SideBar()->flushCache();
-        
+
         // Make sure they both got saved
         $this->assertEquals($page->BottomBar()->Widgets()->Count(), 1);
         $this->assertEquals($page->SideBar()->Widgets()->Count(), 1);
-        
+
         $sideWidgets = $page->SideBar()->Widgets()->toArray();
         $bottWidgets = $page->BottomBar()->Widgets()->toArray();
-        $this->assertEquals($sideWidgets[0]->Title(), 'MyTestWidgetSide');
+        $this->assertEquals($sideWidgets[0]->getTitle(), 'MyTestWidgetSide');
-        $this->assertEquals($bottWidgets[0]->Title(), 'MyTestWidgetBottom');
+        $this->assertEquals($bottWidgets[0]->getTitle(), 'MyTestWidgetBottom');
     }
-        
+
     public function testDeletingOneWidgetFromOneArea()
     {
         // First get some widgets in there
         $data = array(
-            'Widget' => array(
+            Widget::class => array(
                 'SideBar' => array(
                     'new-1' => array(
                         'Title' => 'MyTestWidgetSide',
@@ -120,13 +145,18 @@ class WidgetAreaEditorTest extends SapphireTest
                 )
             )
         );
-        $request = new SS_HTTPRequest('get', 'post', array(), $data);
+        $request = new HTTPRequest('get', 'post', array(), $data);
-        
+
         $editorSide = new WidgetAreaEditor('SideBar');
         $editorBott = new WidgetAreaEditor('BottomBar');
-        $form = new Form(new ContentController(), 'Form', new FieldList($editorSide, $editorBott), new FieldList());
+        $form = new Form(
+            new ContentController(),
+            Form::class,
+            new FieldList($editorSide, $editorBott),
+            new FieldList()
+        );
         $form->setRequest($request);
-        $page = new WidgetAreaEditorTest_FakePage();
+        $page = new FakePage();
 
         $form->saveInto($page);
         $page->write();
@@ -135,10 +165,10 @@ class WidgetAreaEditorTest extends SapphireTest
         $page->SideBar()->flushCache();
         $sideWidgets = $page->SideBar()->Widgets()->toArray();
         $bottWidgets = $page->BottomBar()->Widgets()->toArray();
-        
+
         // Save again (after removing the SideBar's widget)
         $data = array(
-            'Widget' => array(
+            Widget::class => array(
                 'SideBar' => array(
                 ),
                 'BottomBar' => array(
@@ -150,7 +180,7 @@ class WidgetAreaEditorTest extends SapphireTest
                 )
             )
         );
-        $request = new SS_HTTPRequest('get', 'post', array(), $data);
+        $request = new HTTPRequest('get', 'post', array(), $data);
         $form->setRequest($request);
         $form->saveInto($page);
 
@@ -160,9 +190,9 @@ class WidgetAreaEditorTest extends SapphireTest
         $page->SideBar()->flushCache();
         $sideWidgets = $page->SideBar()->Widgets()->toArray();
         $bottWidgets = $page->BottomBar()->Widgets()->toArray();
-        
+
         $this->assertEquals($page->BottomBar()->Widgets()->Count(), 1);
-        $this->assertEquals($bottWidgets[0]->Title(), 'MyTestWidgetBottom');
+        $this->assertEquals($bottWidgets[0]->getTitle(), 'MyTestWidgetBottom');
         $this->assertEquals($page->SideBar()->Widgets()->Count(), 0);
     }
 
@@ -170,7 +200,7 @@ class WidgetAreaEditorTest extends SapphireTest
     {
         // First get some widgets in there
         $data = array(
-            'Widget' => array(
+            Widget::class => array(
                 'SideBar' => array(
                     'new-1' => array(
                         'Title' => 'MyTestWidgetSide',
@@ -187,13 +217,18 @@ class WidgetAreaEditorTest extends SapphireTest
                 )
             )
         );
-        $request = new SS_HTTPRequest('get', 'post', array(), $data);
+        $request = new HTTPRequest('get', 'post', array(), $data);
-        
+
         $editorSide = new WidgetAreaEditor('SideBar');
         $editorBott = new WidgetAreaEditor('BottomBar');
-        $form = new Form(new ContentController(), 'Form', new FieldList($editorSide, $editorBott), new FieldList());
+        $form = new Form(
+            new ContentController(),
+            Form::class,
+            new FieldList($editorSide, $editorBott),
+            new FieldList()
+        );
         $form->setRequest($request);
-        $page = new WidgetAreaEditorTest_FakePage();
+        $page = new FakePage();
 
         $form->saveInto($page);
         $page->write();
@@ -202,36 +237,36 @@ class WidgetAreaEditorTest extends SapphireTest
         $page->SideBar()->flushCache();
         $sideWidgets = $page->SideBar()->Widgets()->toArray();
         $bottWidgets = $page->BottomBar()->Widgets()->toArray();
-        
+
         // Save again (after removing the SideBar's widget)
         $data = array(
-            'Widget' => array(
+            Widget::class => array(
                 'SideBar' => array(
                 ),
                 'BottomBar' => array(
                 )
             )
         );
-        $request = new SS_HTTPRequest('get', 'post', array(), $data);
+        $request = new HTTPRequest('get', 'post', array(), $data);
         $form->setRequest($request);
         $form->saveInto($page);
-        
+
         $page->write();
         $page->flushCache();
         $page->BottomBar()->flushCache();
         $page->SideBar()->flushCache();
         $sideWidgets = $page->SideBar()->Widgets()->toArray();
         $bottWidgets = $page->BottomBar()->Widgets()->toArray();
-        
+
         $this->assertEquals($page->BottomBar()->Widgets()->Count(), 0);
         $this->assertEquals($page->SideBar()->Widgets()->Count(), 0);
     }
-    
+
     public function testEditingOneWidget()
     {
         // First get some widgets in there
         $data = array(
-            'Widget' => array(
+            Widget::class => array(
                 'SideBar' => array(
                     'new-1' => array(
                         'Title' => 'MyTestWidgetSide',
@@ -248,13 +283,18 @@ class WidgetAreaEditorTest extends SapphireTest
                 )
             )
         );
-        $request = new SS_HTTPRequest('get', 'post', array(), $data);
+        $request = new HTTPRequest('get', 'post', array(), $data);
-        
+
         $editorSide = new WidgetAreaEditor('SideBar');
         $editorBott = new WidgetAreaEditor('BottomBar');
-        $form = new Form(new ContentController(), 'Form', new FieldList($editorSide, $editorBott), new FieldList());
+        $form = new Form(
+            new ContentController(),
+            Form::class,
+            new FieldList($editorSide, $editorBott),
+            new FieldList()
+        );
         $form->setRequest($request);
-        $page = new WidgetAreaEditorTest_FakePage();
+        $page = new FakePage();
 
         $form->saveInto($page);
         $page->write();
@@ -263,10 +303,10 @@ class WidgetAreaEditorTest extends SapphireTest
         $page->SideBar()->flushCache();
         $sideWidgets = $page->SideBar()->Widgets()->toArray();
         $bottWidgets = $page->BottomBar()->Widgets()->toArray();
-        
+
         // Save again (after removing the SideBar's widget)
         $data = array(
-            'Widget' => array(
+            Widget::class => array(
                 'SideBar' => array(
                     $sideWidgets[0]->ID => array(
                         'Title' => 'MyTestWidgetSide-edited',
@@ -283,7 +323,7 @@ class WidgetAreaEditorTest extends SapphireTest
                 )
             )
         );
-        $request = new SS_HTTPRequest('get', 'post', array(), $data);
+        $request = new HTTPRequest('get', 'post', array(), $data);
         $form->setRequest($request);
         $form->saveInto($page);
 
@@ -293,18 +333,18 @@ class WidgetAreaEditorTest extends SapphireTest
         $page->SideBar()->flushCache();
         $sideWidgets = $page->SideBar()->Widgets()->toArray();
         $bottWidgets = $page->BottomBar()->Widgets()->toArray();
-        
+
         $this->assertEquals($page->BottomBar()->Widgets()->Count(), 1);
         $this->assertEquals($page->SideBar()->Widgets()->Count(), 1);
-        $this->assertEquals($bottWidgets[0]->Title(), 'MyTestWidgetBottom');
+        $this->assertEquals($bottWidgets[0]->getTitle(), 'MyTestWidgetBottom');
-        $this->assertEquals($sideWidgets[0]->Title(), 'MyTestWidgetSide-edited');
+        $this->assertEquals($sideWidgets[0]->getTitle(), 'MyTestWidgetSide-edited');
     }
 
     public function testEditingAWidgetFromEachArea()
     {
         // First get some widgets in there
         $data = array(
-            'Widget' => array(
+            Widget::class => array(
                 'SideBar' => array(
                     'new-1' => array(
                         'Title' => 'MyTestWidgetSide',
@@ -321,13 +361,18 @@ class WidgetAreaEditorTest extends SapphireTest
                 )
             )
         );
-        $request = new SS_HTTPRequest('get', 'post', array(), $data);
+        $request = new HTTPRequest('get', 'post', array(), $data);
-        
+
         $editorSide = new WidgetAreaEditor('SideBar');
         $editorBott = new WidgetAreaEditor('BottomBar');
-        $form = new Form(new ContentController(), 'Form', new FieldList($editorSide, $editorBott), new FieldList());
+        $form = new Form(
+            new ContentController(),
+            Form::class,
+            new FieldList($editorSide, $editorBott),
+            new FieldList()
+        );
         $form->setRequest($request);
-        $page = new WidgetAreaEditorTest_FakePage();
+        $page = new FakePage();
 
         $form->saveInto($page);
         $page->write();
@@ -336,10 +381,10 @@ class WidgetAreaEditorTest extends SapphireTest
         $page->SideBar()->flushCache();
         $sideWidgets = $page->SideBar()->Widgets()->toArray();
         $bottWidgets = $page->BottomBar()->Widgets()->toArray();
-        
+
         // Save again (after removing the SideBar's widget)
         $data = array(
-            'Widget' => array(
+            Widget::class => array(
                 'SideBar' => array(
                     $sideWidgets[0]->ID => array(
                         'Title' => 'MyTestWidgetSide-edited',
@@ -356,7 +401,7 @@ class WidgetAreaEditorTest extends SapphireTest
                 )
             )
         );
-        $request = new SS_HTTPRequest('get', 'post', array(), $data);
+        $request = new HTTPRequest('get', 'post', array(), $data);
         $form->setRequest($request);
         $form->saveInto($page);
 
@@ -366,18 +411,18 @@ class WidgetAreaEditorTest extends SapphireTest
         $page->SideBar()->flushCache();
         $sideWidgets = $page->SideBar()->Widgets()->toArray();
         $bottWidgets = $page->BottomBar()->Widgets()->toArray();
-        
+
         $this->assertEquals($page->BottomBar()->Widgets()->Count(), 1);
         $this->assertEquals($page->SideBar()->Widgets()->Count(), 1);
-        $this->assertEquals($bottWidgets[0]->Title(), 'MyTestWidgetBottom-edited');
+        $this->assertEquals($bottWidgets[0]->getTitle(), 'MyTestWidgetBottom-edited');
-        $this->assertEquals($sideWidgets[0]->Title(), 'MyTestWidgetSide-edited');
+        $this->assertEquals($sideWidgets[0]->getTitle(), 'MyTestWidgetSide-edited');
     }
-    
+
     public function testEditAWidgetFromOneAreaAndDeleteAWidgetFromAnotherArea()
     {
         // First get some widgets in there
         $data = array(
-            'Widget' => array(
+            Widget::class => array(
                 'SideBar' => array(
                     'new-1' => array(
                         'Title' => 'MyTestWidgetSide',
@@ -394,13 +439,18 @@ class WidgetAreaEditorTest extends SapphireTest
                 )
             )
         );
-        $request = new SS_HTTPRequest('get', 'post', array(), $data);
+        $request = new HTTPRequest('get', 'post', array(), $data);
-        
+
         $editorSide = new WidgetAreaEditor('SideBar');
         $editorBott = new WidgetAreaEditor('BottomBar');
-        $form = new Form(new ContentController(), 'Form', new FieldList($editorSide, $editorBott), new FieldList());
+        $form = new Form(
+            new ContentController(),
+            Form::class,
+            new FieldList($editorSide, $editorBott),
+            new FieldList()
+        );
         $form->setRequest($request);
-        $page = new WidgetAreaEditorTest_FakePage();
+        $page = new FakePage();
 
         $editorSide->saveInto($page);
         $editorBott->saveInto($page);
@@ -410,10 +460,10 @@ class WidgetAreaEditorTest extends SapphireTest
         $page->SideBar()->flushCache();
         $sideWidgets = $page->SideBar()->Widgets()->toArray();
         $bottWidgets = $page->BottomBar()->Widgets()->toArray();
-        
+
         // Save again (after removing the SideBar's widget)
         $data = array(
-            'Widget' => array(
+            Widget::class => array(
                 'SideBar' => array(
                     $sideWidgets[0]->ID => array(
                         'Title' => 'MyTestWidgetSide-edited',
@@ -425,7 +475,7 @@ class WidgetAreaEditorTest extends SapphireTest
                 )
             )
         );
-        $request = new SS_HTTPRequest('get', 'post', array(), $data);
+        $request = new HTTPRequest('get', 'post', array(), $data);
         $form->setRequest($request);
         $form->saveInto($page);
 
@@ -435,23 +485,9 @@ class WidgetAreaEditorTest extends SapphireTest
         $page->SideBar()->flushCache();
         $sideWidgets = $page->SideBar()->Widgets()->toArray();
         $bottWidgets = $page->BottomBar()->Widgets()->toArray();
-        
+
         $this->assertEquals($page->BottomBar()->Widgets()->Count(), 0);
         $this->assertEquals($page->SideBar()->Widgets()->Count(), 1);
-        $this->assertEquals($sideWidgets[0]->Title(), 'MyTestWidgetSide-edited');
+        $this->assertEquals($sideWidgets[0]->getTitle(), 'MyTestWidgetSide-edited');
     }
 }
-
-class WidgetAreaEditorTest_FakePage extends Page implements TestOnly
-{
-    private static $has_one = array(
-        "BottomBar" => "WidgetArea",
-    );
-}
-
-class WidgetAreaEditorTest_TestWidget extends Widget implements TestOnly
-{
-    private static $cmsTitle = "Test widget";
-    private static $title = "Test widget";
-    private static $description = "Test widget";
-}

tests/WidgetAreaEditorTest/FakePage.php

@@ -0,0 +1,16 @@
+<?php
+
+namespace SilverStripe\Widgets\Tests\WidgetAreaEditorTest;
+
+use Page;
+use SilverStripe\Dev\TestOnly;
+use SilverStripe\Widgets\Model\WidgetArea;
+
+class FakePage extends Page implements TestOnly
+{
+    private static $table_name = 'FakePage';
+
+    private static $has_one = array(
+        "BottomBar" => WidgetArea::class
+    );
+}

tests/WidgetAreaEditorTest/TestWidget.php

@@ -0,0 +1,14 @@
+<?php
+
+namespace SilverStripe\Widgets\Tests\WidgetAreaEditorTest;
+
+use SilverStripe\Dev\TestOnly;
+use SilverStripe\Widgets\Model\Widget;
+
+class TestWidget extends Widget implements TestOnly
+{
+    private static $table_name = 'TestWidget';
+    private static $cmsTitle = "Test widget";
+    private static $title = "Test widget";
+    private static $description = "Test widget";
+}

tests/WidgetControllerTest.php

@@ -1,4 +1,18 @@
 <?php
+
+namespace SilverStripe\Widgets\Tests;
+
+use SilverStripe\Dev\FunctionalTest;
+use SilverStripe\Widgets\Model\Widget;
+use SilverStripe\Dev\TestOnly;
+use SilverStripe\Forms\TextField;
+use SilverStripe\Forms\FieldList;
+use SilverStripe\Forms\FormAction;
+use SilverStripe\Forms\Form;
+use SilverStripe\Widgets\Controllers\WidgetController;
+use SilverStripe\Widgets\Tests\WidgetControllerTest\TestPage;
+use SilverStripe\Widgets\Tests\WidgetControllerTest\TestWidget;
+
 /**
  * @package widgets
  * @subpackage tests
@@ -8,19 +22,19 @@ class WidgetControllerTest extends FunctionalTest
     protected static $fixture_file = 'WidgetControllerTest.yml';
 
     protected $extraDataObjects = array(
-        'WidgetControllerTestPage',
+        TestPage::class,
-        'WidgetControllerTest_Widget',
+        TestWidget::class,
     );
-    
+
     public function testWidgetFormRendering()
     {
-        $page = $this->objFromFixture('WidgetControllerTestPage', 'page1');
+        $page = $this->objFromFixture(TestPage::class, 'page1');
-        $page->publish('Stage', 'Live');
+        $page->copyVersionToStage('Stage', 'Live');
-        
+
-        $widget = $this->objFromFixture('WidgetControllerTest_Widget', 'widget1');
+        $widget = $this->objFromFixture(TestWidget::class, 'widget1');
-        
+
         $response = $this->get($page->URLSegment);
-        
+
         $formAction = sprintf('%s/widget/%d/Form', $page->URLSegment, $widget->ID);
         $this->assertContains(
             $formAction,
@@ -28,16 +42,16 @@ class WidgetControllerTest extends FunctionalTest
             "Widget forms are rendered through WidgetArea templates"
         );
     }
-    
+
     public function testWidgetFormSubmission()
     {
-        $page = $this->objFromFixture('WidgetControllerTestPage', 'page1');
+        $page = $this->objFromFixture(TestPage::class, 'page1');
-        $page->publish('Stage', 'Live');
+        $page->copyVersionToStage('Stage', 'Live');
-        
+
-        $widget = $this->objFromFixture('WidgetControllerTest_Widget', 'widget1');
+        $widget = $this->objFromFixture(TestWidget::class, 'widget1');
-        
+
         $response = $this->get($page->URLSegment);
-        $response = $this->submitForm('Form_Form', null, array('TestValue'=>'Updated'));
+        $response = $this->submitForm('Form_Form', null, array('TestValue' => 'Updated'));
 
         $this->assertContains(
             'TestValue: Updated',
@@ -51,49 +65,3 @@ class WidgetControllerTest extends FunctionalTest
         );
     }
 }
-
-/**
- * @package widgets
- * @subpackage tests
- */
-class WidgetControllerTest_Widget extends Widget implements TestOnly
-{
-    private static $db = array(
-        'TestValue' => 'Text'
-    );
-}
-
-/**
- * @package widgets
- * @subpackage tests
- */
-class WidgetControllerTest_WidgetController extends WidgetController implements TestOnly
-{
-    private static $allowed_actions = array(
-        'Form'
-    );
-
-    public function Form()
-    {
-        $widgetform = new Form(
-            $this,
-            'Form',
-            new FieldList(
-                new TextField('TestValue')
-            ),
-            new FieldList(
-                new FormAction('doAction')
-            )
-        );
-
-        return $widgetform;
-    }
-    
-    public function doAction($data, $form)
-    {
-        return sprintf('TestValue: %s\nWidget ID: %d',
-            $data['TestValue'],
-            $this->widget->ID
-        );
-    }
-}

tests/WidgetControllerTest.yml

@@ -1,10 +1,10 @@
-WidgetControllerTest_Widget:
+SilverStripe\Widgets\Tests\WidgetControllerTest\TestWidget:
    widget1:
       Title: Widget 1
-WidgetArea:
+SilverStripe\Widgets\Model\WidgetArea:
    area1:
-      Widgets: =>WidgetControllerTest_Widget.widget1
+      Widgets: =>SilverStripe\Widgets\Tests\WidgetControllerTest\TestWidget.widget1
-WidgetControllerTestPage:
+SilverStripe\Widgets\Tests\WidgetControllerTest\TestPage:
    page1:
       Title: Page1
-      WidgetControllerTestSidebar: =>WidgetArea.area1
+      WidgetControllerTestSidebar: =>SilverStripe\Widgets\Model\WidgetArea.area1

tests/WidgetControllerTest/TestPage.php

@@ -0,0 +1,21 @@
+<?php
+
+namespace SilverStripe\Widgets\Tests\WidgetControllerTest;
+
+use Page;
+use SilverStripe\Dev\TestOnly;
+use SilverStripe\View\SSViewer;
+use SilverStripe\Widgets\Model\WidgetArea;
+
+/**
+ * @package cms
+ * @subpackage tests
+ */
+class TestPage extends Page implements TestOnly
+{
+    private static $table_name = 'TestPage';
+
+    private static $has_one = array(
+        'WidgetControllerTestSidebar' => WidgetArea::class
+    );
+}

tests/WidgetControllerTest/TestPageController.php

@@ -0,0 +1,25 @@
+<?php
+
+namespace SilverStripe\Widgets\Tests\WidgetControllerTest;
+
+use PageController;
+use ReflectionClass;
+use SilverStripe\Dev\TestOnly;
+use SilverStripe\View\SSViewer;
+use SilverStripe\Widgets\Tests\WidgetControllerTest\TestPage;
+
+/**
+ * @package cms
+ * @subpackage tests
+ */
+class TestPageController extends PageController implements TestOnly
+{
+    /**
+     * Template selection doesnt work in test folders, so we add a test theme a template name.
+     */
+    public function getViewer($action)
+    {
+        SSViewer::add_themes(["silverstripe/widgets:widgets/tests/WidgetControllerTest"]);
+        return new SSViewer(TestPage::class);
+    }
+}

tests/WidgetControllerTest/TestWidget.php

@@ -0,0 +1,19 @@
+<?php
+
+namespace SilverStripe\Widgets\Tests\WidgetControllerTest;
+
+use SilverStripe\Dev\TestOnly;
+use SilverStripe\Widgets\Model\Widget;
+
+/**
+ * @package widgets
+ * @subpackage tests
+ */
+class TestWidget extends Widget implements TestOnly
+{
+    private static $table_name = 'TestWidgetB';
+
+    private static $db = array(
+        'TestValue' => 'Text'
+    );
+}

tests/WidgetControllerTest/TestWidgetController.php

@@ -0,0 +1,46 @@
+<?php
+
+namespace SilverStripe\Widgets\Tests\WidgetControllerTest;
+
+use SilverStripe\Dev\TestOnly;
+use SilverStripe\Forms\FieldList;
+use SilverStripe\Forms\Form;
+use SilverStripe\Forms\FormAction;
+use SilverStripe\Forms\TextField;
+use SilverStripe\Widgets\Controllers\WidgetController;
+
+/**
+ * @package widgets
+ * @subpackage tests
+ */
+class TestWidgetController extends WidgetController implements TestOnly
+{
+    private static $allowed_actions = array(
+        'Form'
+    );
+
+    public function Form()
+    {
+        $widgetform = new Form(
+            $this,
+            'Form',
+            new FieldList(
+                new TextField('TestValue')
+            ),
+            new FieldList(
+                new FormAction('doAction')
+            )
+        );
+
+        return $widgetform;
+    }
+
+    public function doAction($data, $form)
+    {
+        return sprintf(
+            'TestValue: %s\nWidget ID: %d',
+            $data['TestValue'],
+            $this->widget->ID
+        );
+    }
+}

tests/WidgetControllerTest/templates/SilverStripe/Widgets/Tests/WidgetControllerTest/TestPage.ss

@@ -0,0 +1 @@
+$WidgetControllerTestSidebar

tests/WidgetControllerTest/templates/SilverStripe/Widgets/Tests/WidgetControllerTest/TestWidget.ss

@@ -0,0 +1 @@
+$Form

tests/WidgetControllerTestPage.php

@@ -1,29 +0,0 @@
-<?php
-/**
- * @package cms
- * @subpackage tests
- */
-class WidgetControllerTestPage extends Page implements TestOnly
-{
-    private static $has_one = array(
-        'WidgetControllerTestSidebar' => 'WidgetArea'
-    );
-}
-
-/**
- * @package cms
- * @subpackage tests
- */
-class WidgetControllerTestPage_Controller extends Page_Controller implements TestOnly
-{
-    /**
-     * Template selection doesnt work in test folders,
-     * so we enforce a template name.
-     */
-    public function getViewer($action)
-    {
-        $templates = array('WidgetControllerTestPage');
-        
-        return new SSViewer($templates);
-    }
-}

tests/WidgetControllerTestPage.ss

@@ -1 +0,0 @@
-$WidgetControllerTestSidebar

tests/WidgetControllerTest_Widget.ss

@@ -1 +0,0 @@
-$Form