/**
* @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved.
* For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license
*/
import ViewDocumentFragment from '@ckeditor/ckeditor5-engine/src/view/documentfragment';
import ViewDowncastWriter from '@ckeditor/ckeditor5-engine/src/view/downcastwriter';
import ViewDocument from '@ckeditor/ckeditor5-engine/src/view/document';
import ModelElement from '@ckeditor/ckeditor5-engine/src/model/element';
import {
toImageWidget,
isImageWidget,
getSelectedImageWidget,
isImage,
isImageAllowed,
insertImage,
getViewImgFromWidget
} from '../../src/image/utils';
import { isWidget, getLabel } from '@ckeditor/ckeditor5-widget/src/utils';
import Paragraph from '@ckeditor/ckeditor5-paragraph/src/paragraph';
import VirtualTestEditor from '@ckeditor/ckeditor5-core/tests/_utils/virtualtesteditor';
import { setData as setModelData, getData as getModelData } from '@ckeditor/ckeditor5-engine/src/dev-utils/model';
import Image from '../../src/image/imageediting';
import { StylesProcessor } from '@ckeditor/ckeditor5-engine/src/view/stylesmap';
describe( 'image widget utils', () => {
let element, image, writer, viewDocument;
beforeEach( () => {
viewDocument = new ViewDocument( new StylesProcessor() );
writer = new ViewDowncastWriter( viewDocument );
image = writer.createContainerElement( 'img' );
element = writer.createContainerElement( 'figure' );
writer.insert( writer.createPositionAt( element, 0 ), image );
toImageWidget( element, writer, 'image widget' );
} );
describe( 'toImageWidget()', () => {
it( 'should be widgetized', () => {
expect( isWidget( element ) ).to.be.true;
} );
it( 'should set element\'s label', () => {
expect( getLabel( element ) ).to.equal( 'image widget' );
} );
it( 'should set element\'s label combined with alt attribute', () => {
writer.setAttribute( 'alt', 'foo bar baz', image );
expect( getLabel( element ) ).to.equal( 'foo bar baz image widget' );
} );
it( 'provided label creator should always return same label', () => {
writer.setAttribute( 'alt', 'foo bar baz', image );
expect( getLabel( element ) ).to.equal( 'foo bar baz image widget' );
expect( getLabel( element ) ).to.equal( 'foo bar baz image widget' );
} );
} );
describe( 'isImageWidget()', () => {
it( 'should return true for elements marked with toImageWidget()', () => {
expect( isImageWidget( element ) ).to.be.true;
} );
it( 'should return false for non-widgetized elements', () => {
expect( isImageWidget( writer.createContainerElement( 'p' ) ) ).to.be.false;
} );
} );
describe( 'getSelectedImageWidget()', () => {
let frag;
it( 'should return true when image widget is the only element in the selection', () => {
// We need to create a container for the element to be able to create a Range on this element.
frag = new ViewDocumentFragment( viewDocument, [ element ] );
const selection = writer.createSelection( element, 'on' );
expect( getSelectedImageWidget( selection ) ).to.equal( element );
} );
it( 'should return false when non-widgetized elements is the only element in the selection', () => {
const notWidgetizedElement = writer.createContainerElement( 'p' );
// We need to create a container for the element to be able to create a Range on this element.
frag = new ViewDocumentFragment( viewDocument, [ notWidgetizedElement ] );
const selection = writer.createSelection( notWidgetizedElement, 'on' );
expect( getSelectedImageWidget( selection ) ).to.be.null;
} );
it( 'should return false when widget element is not the only element in the selection', () => {
const notWidgetizedElement = writer.createContainerElement( 'p' );
frag = new ViewDocumentFragment( viewDocument, [ element, notWidgetizedElement ] );
const selection = writer.createSelection( writer.createRangeIn( frag ) );
expect( getSelectedImageWidget( selection ) ).to.be.null;
} );
} );
describe( 'isImage()', () => {
it( 'should return true for image element', () => {
const image = new ModelElement( 'image' );
expect( isImage( image ) ).to.be.true;
} );
it( 'should return true false for different elements', () => {
const image = new ModelElement( 'foo' );
expect( isImage( image ) ).to.be.false;
} );
it( 'should return true false for null and undefined', () => {
expect( isImage( null ) ).to.be.false;
expect( isImage( undefined ) ).to.be.false;
} );
} );
describe( 'isImageAllowed()', () => {
let editor, model;
beforeEach( () => {
return VirtualTestEditor
.create( {
plugins: [ Image, Paragraph ]
} )
.then( newEditor => {
editor = newEditor;
model = editor.model;
const schema = model.schema;
schema.extend( 'image', { allowAttributes: 'uploadId' } );
} );
} );
it( 'should return true when the selection directly in the root', () => {
model.enqueueChange( 'transparent', () => {
setModelData( model, '[]' );
expect( isImageAllowed( model ) ).to.be.true;
} );
} );
it( 'should return true when the selection is in empty block', () => {
setModelData( model, '