isdomnode.js 748 B

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  1. /**
  2. * @license Copyright (c) 2003-2017, CKSource - Frederico Knabben. All rights reserved.
  3. * For licensing, see LICENSE.md.
  4. */
  5. /* global document, window */
  6. import isDomNode from '../../src/dom/isdomnode';
  7. describe( 'isDomNode()', () => {
  8. it( 'detects native DOM nodes', () => {
  9. expect( isDomNode( {} ) ).to.be.false;
  10. expect( isDomNode( null ) ).to.be.false;
  11. expect( isDomNode( undefined ) ).to.be.false;
  12. expect( isDomNode( new Date() ) ).to.be.false;
  13. expect( isDomNode( 42 ) ).to.be.false;
  14. expect( isDomNode( window ) ).to.be.true;
  15. expect( isDomNode( document ) ).to.be.true;
  16. expect( isDomNode( document.createElement( 'div' ) ) ).to.be.true;
  17. expect( isDomNode( document.createTextNode( 'Foo' ) ) ).to.be.true;
  18. } );
  19. } );