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- /**
- * @license Copyright (c) 2003-2015, CKSource - Frederico Knabben. All rights reserved.
- * For licensing, see LICENSE.md.
- */
- /* globals Range, document */
- /* bender-tags: view, domconverter, browser-only */
- import ViewElement from '/ckeditor5/engine/view/element.js';
- import DomConverter from '/ckeditor5/engine/view/domconverter.js';
- import ViewDocumentFragment from '/ckeditor5/engine/view/documentfragment.js';
- import { INLINE_FILLER, INLINE_FILLER_LENGTH, NBSP_FILLER } from '/ckeditor5/engine/view/filler.js';
- import { parse, stringify } from '/tests/engine/_utils/view.js';
- import count from '/ckeditor5/utils/count.js';
- import createElement from '/ckeditor5/utils/dom/createelement.js';
- describe( 'DomConverter', () => {
- let converter;
- before( () => {
- converter = new DomConverter();
- } );
- describe( 'domToView', () => {
- it( 'should create tree of view elements from DOM elements', () => {
- const domImg = createElement( document, 'img' );
- const domText = document.createTextNode( 'foo' );
- const domP = createElement( document, 'p', { 'class': 'foo' }, [ domImg, domText ] );
- const viewImg = new ViewElement( 'img' );
- converter.bindElements( domImg, viewImg );
- const viewP = converter.domToView( domP );
- expect( viewP ).to.be.an.instanceof( ViewElement );
- expect( viewP.name ).to.equal( 'p' );
- expect( viewP.getAttribute( 'class' ) ).to.equal( 'foo' );
- expect( count( viewP.getAttributeKeys() ) ).to.equal( 1 );
- expect( viewP.childCount ).to.equal( 2 );
- expect( viewP.getChild( 0 ).name ).to.equal( 'img' );
- expect( viewP.getChild( 1 ).data ).to.equal( 'foo' );
- expect( converter.getCorrespondingDom( viewP ) ).to.not.equal( domP );
- expect( converter.getCorrespondingDom( viewP.getChild( 0 ) ) ).to.equal( domImg );
- } );
- it( 'should create tree of view elements from DOM elements and bind elements', () => {
- const domImg = createElement( document, 'img' );
- const domText = document.createTextNode( 'foo' );
- const domP = createElement( document, 'p', { 'class': 'foo' }, [ domImg, domText ] );
- const viewP = converter.domToView( domP, { bind: true } );
- expect( viewP ).to.be.an.instanceof( ViewElement );
- expect( viewP.name ).to.equal( 'p' );
- expect( viewP.getAttribute( 'class' ) ).to.equal( 'foo' );
- expect( count( viewP.getAttributeKeys() ) ).to.equal( 1 );
- expect( viewP.childCount ).to.equal( 2 );
- expect( viewP.getChild( 0 ).name ).to.equal( 'img' );
- expect( viewP.getChild( 1 ).data ).to.equal( 'foo' );
- expect( converter.getCorrespondingDom( viewP ) ).to.equal( domP );
- expect( converter.getCorrespondingDom( viewP.getChild( 0 ) ) ).to.equal( domP.childNodes[ 0 ] );
- } );
- it( 'should support unicode', () => {
- const domText = document.createTextNode( 'நிலைக்கு' );
- const domP = createElement( document, 'p', { 'class': 'foo' }, [ domText ] );
- const viewP = converter.domToView( domP, { bind: true } );
- expect( viewP.childCount ).to.equal( 1 );
- const viewText = viewP.getChild( 0 );
- expect( viewText.data ).to.equal( 'நிலைக்கு' );
- expect( converter.getCorrespondingDom( viewP ) ).to.equal( domP );
- expect( converter.getCorrespondingDom( viewP.getChild( 0 ) ) ).to.equal( domP.childNodes[ 0 ] );
- } );
- it( 'should create tree of view elements from DOM element without children', () => {
- const domImg = createElement( document, 'img' );
- const domText = document.createTextNode( 'foo' );
- const domP = createElement( document, 'p', { 'class': 'foo' }, [ domImg, domText ] );
- const viewImg = new ViewElement( 'img' );
- converter.bindElements( domImg, viewImg );
- const viewP = converter.domToView( domP, { withChildren: false } );
- expect( viewP ).to.be.an.instanceof( ViewElement );
- expect( viewP.name ).to.equal( 'p' );
- expect( viewP.getAttribute( 'class' ) ).to.equal( 'foo' );
- expect( count( viewP.getAttributeKeys() ) ).to.equal( 1 );
- expect( viewP.childCount ).to.equal( 0 );
- expect( converter.getCorrespondingDom( viewP ) ).to.not.equal( domP );
- } );
- it( 'should create view document fragment from DOM document fragment', () => {
- const domImg = createElement( document, 'img' );
- const domText = document.createTextNode( 'foo' );
- const domFragment = document.createDocumentFragment();
- domFragment.appendChild( domImg );
- domFragment.appendChild( domText );
- const viewFragment = converter.domToView( domFragment, { bind: true } );
- expect( viewFragment ).to.be.an.instanceof( ViewDocumentFragment );
- expect( viewFragment.childCount ).to.equal( 2 );
- expect( viewFragment.getChild( 0 ).name ).to.equal( 'img' );
- expect( viewFragment.getChild( 1 ).data ).to.equal( 'foo' );
- expect( converter.getCorrespondingDom( viewFragment ) ).to.equal( domFragment );
- expect( converter.getCorrespondingDom( viewFragment.getChild( 0 ) ) ).to.equal( domFragment.childNodes[ 0 ] );
- } );
- it( 'should create view document fragment from DOM document fragment without children', () => {
- const domImg = createElement( document, 'img' );
- const domText = document.createTextNode( 'foo' );
- const domFragment = document.createDocumentFragment();
- domFragment.appendChild( domImg );
- domFragment.appendChild( domText );
- const viewImg = new ViewElement( 'img' );
- converter.bindElements( domImg, viewImg );
- const viewFragment = converter.domToView( domFragment, { withChildren: false } );
- expect( viewFragment ).to.be.an.instanceof( ViewDocumentFragment );
- expect( viewFragment.childCount ).to.equal( 0 );
- expect( converter.getCorrespondingDom( viewFragment ) ).to.not.equal( domFragment );
- } );
- it( 'should return already bind document fragment', () => {
- const domFragment = document.createDocumentFragment();
- const viewFragment = new ViewDocumentFragment();
- converter.bindDocumentFragments( domFragment, viewFragment );
- const viewFragment2 = converter.domToView( domFragment );
- expect( viewFragment2 ).to.equal( viewFragment );
- } );
- it( 'should return null for block filler', () => {
- const domFiller = converter.blockFiller( document );
- const viewFiller = converter.domToView( domFiller );
- expect( viewFiller ).to.be.null;
- } );
- } );
- describe( 'domChildrenToView', () => {
- it( 'should convert children', () => {
- const domImg = createElement( document, 'img' );
- const domText = document.createTextNode( 'foo' );
- const domP = createElement( document, 'p', null, [ domImg, domText ] );
- const viewChildren = Array.from( converter.domChildrenToView( domP ) );
- expect( viewChildren.length ).to.equal( 2 );
- expect( stringify( viewChildren[ 0 ] ) ).to.equal( '<img></img>' );
- expect( stringify( viewChildren[ 1 ] ) ).to.equal( 'foo' );
- } );
- it( 'should skip filler', () => {
- const domFiller = converter.blockFiller( document );
- const domP = createElement( document, 'p', null, domFiller );
- const viewChildren = Array.from( converter.domChildrenToView( domP ) );
- expect( viewChildren.length ).to.equal( 0 );
- } );
- it( 'should pass options', () => {
- const domText = document.createTextNode( 'foo' );
- const domB = createElement( document, 'b', null, 'bar' );
- const domP = createElement( document, 'p', null, [ domB, domText ] );
- const viewChildren = Array.from( converter.domChildrenToView( domP, { withChildren: false } ) );
- expect( viewChildren.length ).to.equal( 2 );
- expect( stringify( viewChildren[ 0 ] ) ).to.equal( '<b></b>' );
- expect( stringify( viewChildren[ 1 ] ) ).to.equal( 'foo' );
- } );
- } );
- describe( 'domPositionToView', () => {
- it( 'should converter position in text', () => {
- const domText = document.createTextNode( 'foo' );
- const domB = createElement( document, 'b', null, 'bar' );
- const domP = createElement( document, 'p', null, [ domText, domB ] );
- const viewP = parse( '<p>foo<b>bar</b></p>' );
- converter.bindElements( domP, viewP );
- converter.bindElements( domB, viewP.getChild( 0 ) );
- const viewPosition = converter.domPositionToView( domText, 2 );
- expect( stringify( viewP, viewPosition ) ).to.equal( '<p>fo{}o<b>bar</b></p>' );
- } );
- it( 'should support unicode', () => {
- const domText = document.createTextNode( 'நிலைக்கு' );
- const domP = createElement( document, 'p', null, [ domText ] );
- const viewP = parse( '<p>நிலைக்கு</p>' );
- converter.bindElements( domP, viewP );
- const viewPosition = converter.domPositionToView( domText, 4 );
- expect( stringify( viewP, viewPosition ) ).to.equal( '<p>நிலை{}க்கு</p>' );
- } );
- it( 'should converter position in element', () => {
- const domText = document.createTextNode( 'foo' );
- const domB = createElement( document, 'b', null, 'bar' );
- const domP = createElement( document, 'p', null, [ domText, domB ] );
- const viewP = parse( '<p>foo<b>bar</b></p>' );
- converter.bindElements( domP, viewP );
- converter.bindElements( domB, viewP.getChild( 0 ) );
- const viewPosition = converter.domPositionToView( domP, 1 );
- expect( stringify( viewP, viewPosition ) ).to.equal( '<p>foo[]<b>bar</b></p>' );
- } );
- it( 'should converter position at the beginning', () => {
- const domText = document.createTextNode( 'foo' );
- const domP = createElement( document, 'p', null, domText );
- const viewP = parse( '<p>foo</p>' );
- converter.bindElements( domP, viewP );
- const viewPosition = converter.domPositionToView( domP, 0 );
- expect( stringify( viewP, viewPosition ) ).to.equal( '<p>[]foo</p>' );
- } );
- it( 'should converter position inside block filler', () => {
- const converter = new DomConverter( { blockFiller: NBSP_FILLER } );
- const domFiller = NBSP_FILLER( document );
- const domP = createElement( document, 'p', null, domFiller );
- const viewP = parse( '<p></p>' );
- converter.bindElements( domP, viewP );
- const viewPosition = converter.domPositionToView( domFiller, 0 );
- expect( stringify( viewP, viewPosition ) ).to.equal( '<p>[]</p>' );
- } );
- it( 'should converter position inside inline filler', () => {
- const domFiller = document.createTextNode( INLINE_FILLER );
- const domText = document.createTextNode( 'foo' );
- const domB = createElement( document, 'b', null, domFiller );
- const domP = createElement( document, 'p', null, [ domText, domB ] );
- const viewP = parse( '<p>foo<b></b></p>' );
- converter.bindElements( domP, viewP );
- converter.bindElements( domB, viewP.getChild( 1 ) );
- const viewPosition = converter.domPositionToView( domFiller, INLINE_FILLER_LENGTH );
- expect( stringify( viewP, viewPosition ) ).to.equal( '<p>foo<b>[]</b></p>' );
- } );
- it( 'should converter position inside inline filler with text', () => {
- const domFiller = document.createTextNode( INLINE_FILLER + 'bar' );
- const domText = document.createTextNode( 'foo' );
- const domB = createElement( document, 'b', null, domFiller );
- const domP = createElement( document, 'p', null, [ domText, domB ] );
- const viewP = parse( '<p>foo<b>bar</b></p>' );
- converter.bindElements( domP, viewP );
- converter.bindElements( domB, viewP.getChild( 1 ) );
- const viewPosition = converter.domPositionToView( domFiller, INLINE_FILLER_LENGTH + 2 );
- expect( viewPosition.offset ).to.equal( 2 );
- expect( stringify( viewP, viewPosition ) ).to.equal( '<p>foo<b>ba{}r</b></p>' );
- } );
- it( 'should converter position inside inline filler with text at the beginning', () => {
- const domFiller = document.createTextNode( INLINE_FILLER + 'bar' );
- const domText = document.createTextNode( 'foo' );
- const domB = createElement( document, 'b', null, domFiller );
- const domP = createElement( document, 'p', null, [ domText, domB ] );
- const viewP = parse( '<p>foo<b>bar</b></p>' );
- converter.bindElements( domP, viewP );
- converter.bindElements( domB, viewP.getChild( 1 ) );
- const viewPosition = converter.domPositionToView( domFiller, INLINE_FILLER_LENGTH - 1 );
- expect( viewPosition.offset ).to.equal( 0 );
- expect( stringify( viewP, viewPosition ) ).to.equal( '<p>foo<b>{}bar</b></p>' );
- } );
- it( 'should converter position at the end', () => {
- const domText = document.createTextNode( 'foo' );
- const domP = createElement( document, 'p', null, domText );
- const viewP = parse( '<p>foo</p>' );
- converter.bindElements( domP, viewP );
- const viewPosition = converter.domPositionToView( domP, 1 );
- expect( stringify( viewP, viewPosition ) ).to.equal( '<p>foo[]</p>' );
- } );
- it( 'should return null if there is no corresponding parent node', () => {
- const domText = document.createTextNode( 'foo' );
- const domP = createElement( document, 'p', null, domText );
- const viewPosition = converter.domPositionToView( domP, 0 );
- expect( viewPosition ).to.be.null;
- } );
- it( 'should return null if there is no corresponding sibling node', () => {
- const domB = createElement( document, 'b', null, 'bar' );
- const domText = document.createTextNode( 'foo' );
- const domP = createElement( document, 'p', null, [ domB, domText ] );
- const viewPosition = converter.domPositionToView( domP, 1 );
- expect( viewPosition ).to.be.null;
- } );
- it( 'should return null if there is no corresponding text node', () => {
- const domText = document.createTextNode( 'foo' );
- const viewPosition = converter.domPositionToView( domText, 1 );
- expect( viewPosition ).to.be.null;
- } );
- } );
- describe( 'domRangeToView', () => {
- it( 'should converter DOM range', () => {
- const domFoo = document.createTextNode( 'foo' );
- const domBar = document.createTextNode( 'bar' );
- const domB = createElement( document, 'b', null, domBar );
- const domP = createElement( document, 'p', null, [ domFoo, domB ] );
- const viewP = parse( '<p>foo<b>bar</b></p>' );
- converter.bindElements( domP, viewP );
- converter.bindElements( domB, viewP.getChild( 1 ) );
- const domRange = new Range();
- domRange.setStart( domFoo, 1 );
- domRange.setEnd( domBar, 2 );
- const viewRange = converter.domRangeToView( domRange );
- expect( stringify( viewP, viewRange ) ).to.equal( '<p>f{oo<b>ba}r</b></p>' );
- } );
- it( 'should return null if start or end is null', () => {
- const domFoo = document.createTextNode( 'foo' );
- const domBar = document.createTextNode( 'bar' );
- const domB = createElement( document, 'b', null, domBar );
- createElement( document, 'p', null, [ domFoo, domB ] );
- const domRange = new Range();
- domRange.setStart( domFoo, 1 );
- domRange.setEnd( domBar, 2 );
- const viewRange = converter.domRangeToView( domRange );
- expect( viewRange ).to.be.null;
- } );
- } );
- describe( 'domSelectionToView', () => {
- it( 'should converter selection', () => {
- const domFoo = document.createTextNode( 'foo' );
- const domBar = document.createTextNode( 'bar' );
- const domB = createElement( document, 'b', null, domBar );
- const domP = createElement( document, 'p', null, [ domFoo, domB ] );
- const viewP = parse( '<p>foo<b>bar</b></p>' );
- converter.bindElements( domP, viewP );
- converter.bindElements( domB, viewP.getChild( 1 ) );
- document.body.appendChild( domP );
- const domRange = new Range();
- domRange.setStart( domFoo, 1 );
- domRange.setEnd( domBar, 2 );
- const domSelection = document.getSelection();
- domSelection.removeAllRanges();
- domSelection.addRange( domRange );
- const viewSelection = converter.domSelectionToView( domSelection );
- expect( viewSelection.rangeCount ).to.equal( 1 );
- expect( stringify( viewP, viewSelection.getFirstRange() ) ).to.equal( '<p>f{oo<b>ba}r</b></p>' );
- } );
- it( 'should converter empty selection to empty selection', () => {
- const domSelection = document.getSelection();
- domSelection.removeAllRanges();
- const viewSelection = converter.domSelectionToView( domSelection );
- expect( viewSelection.rangeCount ).to.equal( 0 );
- } );
- it( 'should not add null ranges', () => {
- const domFoo = document.createTextNode( 'foo' );
- const domBar = document.createTextNode( 'bar' );
- const domB = createElement( document, 'b', null, domBar );
- const domP = createElement( document, 'p', null, [ domFoo, domB ] );
- document.body.appendChild( domP );
- const domRange = new Range();
- domRange.setStart( domFoo, 1 );
- domRange.setEnd( domBar, 2 );
- const domSelection = document.getSelection();
- domSelection.removeAllRanges();
- domSelection.addRange( domRange );
- const viewSelection = converter.domSelectionToView( domSelection );
- expect( viewSelection.rangeCount ).to.equal( 0 );
- } );
- } );
- } );
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