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+/**
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+ * @license Copyright (c) 2003-2017, CKSource - Frederico Knabben. All rights reserved.
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+ * For licensing, see LICENSE.md.
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+ */
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+
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+/* global document */
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+
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+import Widget from '@ckeditor/ckeditor5-widget/src/widget';
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+import Paragraph from '@ckeditor/ckeditor5-paragraph/src/paragraph';
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+import ClassicTestEditor from '@ckeditor/ckeditor5-core/tests/_utils/classictesteditor';
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+import selectionRootObtainer from '../src/selectionrootobtainer.js';
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+import ViewContainerElement from '@ckeditor/ckeditor5-engine/src/view/containerelement';
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+import ViewEditableElement from '@ckeditor/ckeditor5-engine/src/view/editableelement';
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+import buildModelConverter from '@ckeditor/ckeditor5-engine/src/conversion/buildmodelconverter';
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+import { setData as setModelData } from '@ckeditor/ckeditor5-engine/src/dev-utils/model';
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+
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+describe( 'selectionRootObtainer()', () => {
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+ let editor, editorElement, doc, root, viewDocument;
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+
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+ beforeEach( () => {
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+ editorElement = document.createElement( 'div' );
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+ document.body.appendChild( editorElement );
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+
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+ return ClassicTestEditor
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+ .create( editorElement, {
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+ plugins: [ Paragraph, Widget ]
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+ } )
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+ .then( newEditor => {
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+ editor = newEditor;
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+ doc = editor.document;
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+ viewDocument = editor.editing.view;
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+ root = viewDocument.getRoot();
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+ } );
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+ } );
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+
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+ afterEach( () => {
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+ editorElement.remove();
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+ return editor.destroy();
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+ } );
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+
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+ it( 'obtains the root of the selection', () => {
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+ setModelData( doc, '<paragraph>[]bar</paragraph>' );
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+
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+ const obtainer = selectionRootObtainer( editor );
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+
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+ expect( obtainer() ).to.equal( viewDocument.domConverter.mapViewToDom( root ) );
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+ } );
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+
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+ it( 'obtains the farthest root of the selection (nested editable)', () => {
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+ doc.schema.registerItem( 'widget' );
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+ doc.schema.registerItem( 'nestededitable' );
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+
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+ doc.schema.objects.add( 'widget' );
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+
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+ doc.schema.allow( { name: 'widget', inside: '$root' } );
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+ doc.schema.allow( { name: 'nestededitable', inside: 'widget' } );
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+ doc.schema.allow( { name: '$inline', inside: 'nestededitable' } );
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+
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+ buildModelConverter().for( editor.data.modelToView, editor.editing.modelToView )
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+ .fromElement( 'widget' )
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+ .toElement( () => new ViewContainerElement( 'figure', { contenteditable: 'false' } ) );
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+
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+ buildModelConverter().for( editor.data.modelToView, editor.editing.modelToView )
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+ .fromElement( 'nestededitable' )
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+ .toElement( () => new ViewEditableElement( 'figcaption', { contenteditable: 'true' } ) );
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+
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+ setModelData( doc, '<widget><nestededitable>[]foo</nestededitable></widget>' );
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+
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+ const obtainer = selectionRootObtainer( editor );
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+
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+ expect( obtainer() ).to.equal( viewDocument.domConverter.mapViewToDom( root ) );
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+ } );
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+} );
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