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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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+import ClassicEditor from '@ckeditor/ckeditor5-editor-classic/src/classiceditor';
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+import Image from '../../src/image';
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+import global from '@ckeditor/ckeditor5-utils/src/dom/global';
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+import Paragraph from '@ckeditor/ckeditor5-paragraph/src/paragraph';
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+import View from '@ckeditor/ckeditor5-ui/src/view';
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+import ContextualBalloon from '@ckeditor/ckeditor5-ui/src/panel/balloon/contextualballoon';
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+import BalloonPanelView from '@ckeditor/ckeditor5-ui/src/panel/balloon/balloonpanelview';
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+import { setData } from '@ckeditor/ckeditor5-engine/src/dev-utils/model';
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+import { repositionContextualBalloon, getBalloonPositionData } from '../../src/image/ui/utils';
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+
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+describe( 'Utils', () => {
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+ let editor, doc, editingView, balloon, editorElement;
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+
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+ beforeEach( () => {
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+ editorElement = global.document.createElement( 'div' );
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+ global.document.body.appendChild( editorElement );
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+
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+ return ClassicEditor.create( editorElement, {
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+ plugins: [ Image, Paragraph, ContextualBalloon ]
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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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+ editingView = editor.editing.view;
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+ balloon = editor.plugins.get( 'ContextualBalloon' );
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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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+
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+ return editor.destroy();
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+ } );
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+
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+ describe( 'repositionContextualBalloon', () => {
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+ it( 'should re-position the ContextualBalloon when the image is selected', () => {
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+ const spy = sinon.spy( balloon, 'updatePosition' );
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+ const defaultPositions = BalloonPanelView.defaultPositions;
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+ const view = new View();
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+
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+ view.element = global.document.createElement( 'div' );
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+
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+ balloon.add( {
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+ view,
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+ position: {
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+ target: global.document.body
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+ }
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+ } );
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+
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+ setData( doc, '[<image src=""></image>]' );
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+ repositionContextualBalloon( editor );
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+
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+ sinon.assert.calledWithExactly( spy, {
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+ target: editingView.domConverter.viewToDom( editingView.selection.getSelectedElement() ),
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+ positions: [
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+ defaultPositions.northArrowSouth,
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+ defaultPositions.southArrowNorth
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+ ]
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+ } );
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+ } );
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+
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+ it( 'should not engage with no image is selected', () => {
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+ const spy = sinon.spy( balloon, 'updatePosition' );
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+
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+ setData( doc, '<paragraph>foo</paragraph>' );
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+
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+ repositionContextualBalloon( editor );
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+ sinon.assert.notCalled( spy );
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+ } );
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+ } );
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+
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+ describe( 'getBalloonPositionData', () => {
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+ it( 'returns the position data', () => {
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+ const defaultPositions = BalloonPanelView.defaultPositions;
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+
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+ setData( doc, '[<image src=""></image>]' );
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+ const data = getBalloonPositionData( editor );
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+
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+ expect( data ).to.deep.equal( {
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+ target: editingView.domConverter.viewToDom( editingView.selection.getSelectedElement() ),
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+ positions: [
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+ defaultPositions.northArrowSouth,
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+ defaultPositions.southArrowNorth
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+ ]
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+ } );
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+ } );
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+ } );
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+} );
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