/** * @license Copyright (c) 2003-2016, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md. */ /* global Range */ import isRange from 'ckeditor5/utils/dom/isrange.js'; describe( 'isRange()', () => { it( 'detects native DOM Range', () => { expect( isRange( new Range() ) ).to.be.true; expect( isRange( {} ) ).to.be.false; expect( isRange( null ) ).to.be.false; expect( isRange( undefined ) ).to.be.false; expect( isRange( new Date() ) ).to.be.false; expect( isRange( 42 ) ).to.be.false; } ); } );