/**
* @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved.
* For licensing, see LICENSE.md.
*/
import Model from '../../src/model/model';
import { setData as modelSetData } from '../../src/dev-utils/model';
import View from '../../src/view/view';
import createViewRoot from '../view/_utils/createroot';
import { setData as viewSetData } from '../../src/dev-utils/view';
import Mapper from '../../src/conversion/mapper';
import ViewPosition from '../../src/view/position';
import { mapModelPositionOnInlineElement, mapViewPositionInsideInlineElement } from '../../src/conversion/mapper-helpers';
describe( 'mapper-helpers', () => {
let model, view, viewDocument, mapper, modelRoot, viewRoot, viewInlineWidget, viewP, modelParagraph, inlineWidget;
beforeEach( () => {
model = new Model();
modelRoot = model.document.createRoot();
model.schema.register( 'paragraph', { inheritAllFrom: '$block' } );
model.schema.register( 'inline-widget', { isInline: true, isObject: true, allowWhere: '$text' } );
modelSetData( model, 'foo[]bar' );
view = new View();
viewDocument = view.document;
viewRoot = createViewRoot( viewDocument, 'div', 'main' );
viewSetData( view, '
foowidget descriptionbar
' );
viewP = viewRoot.getChild( 0 );
viewInlineWidget = viewP.getChild( 1 );
modelParagraph = modelRoot.getChild( 0 );
inlineWidget = modelParagraph.getChild( 1 );
mapper = new Mapper();
mapper.bindElements( modelRoot, viewRoot );
mapper.bindElements( modelParagraph, viewRoot.getChild( 0 ) );
mapper.bindElements( inlineWidget, viewInlineWidget );
} );
describe( 'mapViewPositionInsideInlineElement()', () => {
beforeEach( () => {
mapper.on( 'viewToModelPosition', mapViewPositionInsideInlineElement( model ) );
} );
it( 'should return position after inline-widget when view position is at start of inline-widget', () => {
const viewPosition = new ViewPosition( viewInlineWidget, 0 );
const modelPosition = mapper.toModelPosition( viewPosition );
expect( modelPosition.parent ).to.equal( modelParagraph );
// The offset in should be after the inline-widget:
// PARAGRAPH
// |- foo before: [ 0 ] after: [ 3 ]
// |- INLINE-WIDGET before: [ 3 ] after: [ 4 ]
// |- bar before: [ 4 ] after: [ 7 ]
expect( modelPosition.offset ).to.equal( 4 );
} );
it( 'should return position before inline-widget when view position is not at start of inline-widget', () => {
const viewPosition = new ViewPosition( viewInlineWidget, 2 ); // in real-case scenarios is 1 even if placeholder has text.
const modelPosition = mapper.toModelPosition( viewPosition );
expect( modelPosition.parent ).to.equal( modelParagraph );
// The offset in should be before the inline-widget:
// PARAGRAPH
// |- foo before: [ 0 ] after: [ 3 ]
// |- INLINE-WIDGET before: [ 3 ] after: [ 4 ]
// |- bar before: [ 4 ] after: [ 7 ]
expect( modelPosition.offset ).to.equal( 3 );
} );
it( 'should do nothing if position maps to text node', () => {
const viewPosition = new ViewPosition( viewP.getChild( 0 ), 1 );
const data = { viewPosition, mapper };
const mapperHelper = mapViewPositionInsideInlineElement( model );
mapperHelper( {}, data );
expect( data.modelPosition ).to.be.undefined;
} );
it( 'should do nothing if position maps to a non-inline element', () => {
const viewPosition = new ViewPosition( viewP, 0 );
const data = { viewPosition, mapper };
const mapperHelper = mapViewPositionInsideInlineElement( model );
mapperHelper( {}, data );
expect( data.modelPosition ).to.be.undefined;
} );
} );
describe( 'mapModelPositionOnInlineElement()', () => {
beforeEach( () => {
mapper.on( 'modelToViewPosition', mapModelPositionOnInlineElement( model, view ) );
} );
it( 'should return position after inline-widget when view position is at start of inline-widget', () => {
const modelPosition = model.createPositionFromPath( modelRoot, [ 0, 4 ], 'toPrevious' );
const viewPosition = mapper.toViewPosition( modelPosition );
expect( viewPosition.parent ).to.equal( viewP );
expect( viewPosition.offset ).to.equal( 2 );
expect( viewPosition.nodeBefore ).to.equal( viewInlineWidget );
} );
it( 'should return position before inline-widget when view position is not at start of inline-widget', () => {
const modelPosition = model.createPositionFromPath( modelRoot, [ 0, 3 ], 'toNext' );
const viewPosition = mapper.toViewPosition( modelPosition );
expect( viewPosition.parent ).to.equal( viewP );
expect( viewPosition.offset ).to.equal( 1 );
expect( viewPosition.nodeAfter ).to.equal( viewInlineWidget );
} );
it( 'should do nothing if position is phantom', () => {
const modelPosition = model.createPositionFromPath( modelRoot, [ 0, 4 ], 'toPrevious' );
const data = { isPhantom: true };
mapper.toViewPosition( modelPosition, data );
expect( data.modelPosition ).to.be.undefined;
} );
it( 'should do nothing if position\'s parent is not mapped', () => {
mapper.unbindViewElement( viewInlineWidget );
const modelPosition = model.createPositionFromPath( modelRoot, [ 0, 4 ], 'toPrevious' );
const data = {};
mapper.toViewPosition( modelPosition, data );
expect( data.modelPosition ).to.be.undefined;
} );
it( 'should do nothing if position maps to a non-inline element', () => {
const modelPosition = model.createPositionFromPath( modelRoot, [ 0 ], 'toPrevious' );
const data = {};
mapper.toViewPosition( modelPosition, data );
expect( data.modelPosition ).to.be.undefined;
} );
} );
} );