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- /**
- * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved.
- * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license
- */
- /* global document, window */
- import isNode from '../../src/dom/isnode';
- describe( 'isNode()', () => {
- it( 'detects native DOM nodes', () => {
- expect( isNode( document ) ).to.be.true;
- expect( isNode( document.createElement( 'div' ) ) ).to.be.true;
- expect( isNode( document.createTextNode( 'Foo' ) ) ).to.be.true;
- expect( isNode( {} ) ).to.be.false;
- expect( isNode( null ) ).to.be.false;
- expect( isNode( undefined ) ).to.be.false;
- expect( isNode( new Date() ) ).to.be.false;
- expect( isNode( 42 ) ).to.be.false;
- expect( isNode( window ) ).to.be.false;
- } );
- it( 'works for nodes in an iframe', done => {
- const iframe = document.createElement( 'iframe' );
- iframe.addEventListener( 'load', () => {
- const iframeDocument = iframe.contentWindow.document;
- expect( isNode( iframeDocument ) ).to.be.true;
- expect( isNode( iframeDocument.createElement( 'div' ) ) ).to.be.true;
- expect( isNode( iframeDocument.createTextNode( 'Foo' ) ) ).to.be.true;
- expect( isNode( iframe.contentWindow ) ).to.be.false;
- iframe.remove();
- done();
- } );
- document.body.appendChild( iframe );
- } );
- } );
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