| 123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119 |
- /**
- * @license Copyright (c) 2003-2015, CKSource - Frederico Knabben. All rights reserved.
- * For licensing, see LICENSE.md.
- */
- /* bender-tags: treeview */
- 'use strict';
- import TreeView from '/ckeditor5/core/treeview/treeview.js';
- import Element from '/ckeditor5/core/treeview/element.js';
- import Text from '/ckeditor5/core/treeview/text.js';
- import MutationObserver from '/ckeditor5/core/treeview/observer/mutationobserver.js';
- describe( 'MutationObserver', () => {
- let domEditor, treeView, mutationObserver, lastMutations;
- beforeEach( () => {
- domEditor = document.getElementById( 'editor' );
- treeView = new TreeView( domEditor );
- mutationObserver = new MutationObserver();
- lastMutations = null;
- treeView.addObserver( mutationObserver );
- treeView.on( 'mutations', ( evt, mutations ) => lastMutations = mutations );
- treeView.viewRoot.insertChildren( 0, [
- new Element( 'p', [], [ new Text( 'foo' ) ] ),
- new Element( 'p', [], [ new Text( 'bar' ) ] )
- ] );
- treeView.render();
- } );
- afterEach( () => {
- mutationObserver.detach();
- } );
- it( 'should handle typing', () => {
- domEditor.childNodes[ 0 ].childNodes[ 0 ].data = 'foom';
- handleMutation();
- expectDomEditorNotToChange();
- expect( lastMutations.length ).to.equal( 1 );
- expect( lastMutations[ 0 ].type ).to.equal( 'text' );
- expect( lastMutations[ 0 ].node ).to.equal( treeView.viewRoot.getChild( 0 ).getChild( 0 ) );
- expect( lastMutations[ 0 ].newText ).to.equal( 'foom' );
- expect( lastMutations[ 0 ].oldText ).to.equal( 'foo' );
- } );
- it( 'should handle bold', () => {
- domEditor.childNodes[ 0 ].childNodes[ 0 ].data = 'f';
- const domB = document.createElement( 'b' );
- domB.appendChild( document.createTextNode( 'oo' ) );
- domEditor.childNodes[ 0 ].appendChild( domB );
- handleMutation();
- expectDomEditorNotToChange();
- expect( lastMutations.length ).to.equal( 1 );
- expect( lastMutations[ 0 ].type ).to.equal( 'children' );
- expect( lastMutations[ 0 ].node ).to.equal( treeView.viewRoot.getChild( 0 ) );
- expect( lastMutations[ 0 ].newChildren.length ).to.equal( 2 );
- expect( lastMutations[ 0 ].newChildren[ 0 ].data ).to.equal( 'f' );
- expect( lastMutations[ 0 ].newChildren[ 1 ].name ).to.equal( 'b' );
- expect( lastMutations[ 0 ].oldChildren.length ).to.equal( 1 );
- expect( lastMutations[ 0 ].oldChildren[ 0 ].data ).to.equal( 'foo' );
- } );
- it( 'should deduplicate text changes', () => {
- domEditor.childNodes[ 0 ].childNodes[ 0 ].data = 'foox';
- domEditor.childNodes[ 0 ].childNodes[ 0 ].data = 'fooxy';
- handleMutation();
- expectDomEditorNotToChange();
- expect( lastMutations.length ).to.equal( 1 );
- expect( lastMutations[ 0 ].type ).to.equal( 'text' );
- expect( lastMutations[ 0 ].node ).to.equal( treeView.viewRoot.getChild( 0 ).getChild( 0 ) );
- expect( lastMutations[ 0 ].newText ).to.equal( 'fooxy' );
- expect( lastMutations[ 0 ].oldText ).to.equal( 'foo' );
- } );
- it( 'should ignore changes in elements not attached to tree view', () => {
- const domP = document.createElement( 'p' );
- const domB = document.createElement( 'b' );
- const domText = document.createTextNode( 'bom' );
- domEditor.appendChild( domP );
- domP.appendChild( domB );
- domB.appendChild( domText );
- handleMutation();
- expectDomEditorNotToChange();
- expect( lastMutations.length ).to.equal( 1 );
- expect( lastMutations[ 0 ].type ).to.equal( 'children' );
- expect( lastMutations[ 0 ].node ).to.equal( treeView.viewRoot );
- } );
- function handleMutation() {
- mutationObserver._onMutations( mutationObserver._mutationObserver.takeRecords() );
- }
- function expectDomEditorNotToChange() {
- expect( domEditor.childNodes.length ).to.equal( 2 );
- expect( domEditor.childNodes[ 0 ].tagName ).to.equal( 'P' );
- expect( domEditor.childNodes[ 1 ].tagName ).to.equal( 'P' );
- expect( domEditor.childNodes[ 0 ].childNodes.length ).to.equal( 1 );
- expect( domEditor.childNodes[ 0 ].childNodes[ 0 ].data ).to.equal( 'foo' );
- expect( domEditor.childNodes[ 1 ].childNodes.length ).to.equal( 1 );
- expect( domEditor.childNodes[ 1 ].childNodes[ 0 ].data ).to.equal( 'bar' );
- }
- } );
|