breakcontainer.js 3.0 KB

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  1. /**
  2. * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved.
  3. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license
  4. */
  5. import DowncastWriter from '../../../src/view/downcastwriter';
  6. import { stringify, parse } from '../../../src/dev-utils/view';
  7. import ContainerElement from '../../../src/view/containerelement';
  8. import Position from '../../../src/view/position';
  9. import Document from '../../../src/view/document';
  10. import { expectToThrowCKEditorError } from '@ckeditor/ckeditor5-utils/tests/_utils/utils';
  11. import { StylesProcessor } from '../../../src/view/stylesmap';
  12. describe( 'DowncastWriter', () => {
  13. describe( 'breakContainer()', () => {
  14. let writer, document;
  15. // Executes test using `parse` and `stringify` utils functions. Uses range delimiters `[]{}` to create and
  16. // test break position.
  17. //
  18. // @param {String} input
  19. // @param {String} expected
  20. function testBreakContainer( input, expected ) {
  21. const { view, selection } = parse( input );
  22. const newPosition = writer.breakContainer( selection.getFirstPosition() );
  23. expect( stringify( view.root, newPosition, { showType: true, showPriority: false } ) ).to.equal( expected );
  24. }
  25. before( () => {
  26. document = new Document( new StylesProcessor() );
  27. writer = new DowncastWriter( document );
  28. } );
  29. it( 'break inside element - should break container element at given position', () => {
  30. testBreakContainer(
  31. '<container:div>' +
  32. '<container:p>' +
  33. '<attribute:b>foo</attribute:b>[]<attribute:u>bar</attribute:u>' +
  34. '</container:p>' +
  35. '</container:div>',
  36. '<container:div>' +
  37. '<container:p>' +
  38. '<attribute:b>foo</attribute:b>' +
  39. '</container:p>' +
  40. '[]<container:p>' +
  41. '<attribute:u>bar</attribute:u>' +
  42. '</container:p>' +
  43. '</container:div>'
  44. );
  45. } );
  46. it( 'break at start of element - should not break container and place returned position before element', () => {
  47. testBreakContainer(
  48. '<container:div><container:p>[]foobar</container:p></container:div>',
  49. '<container:div>[]<container:p>foobar</container:p></container:div>'
  50. );
  51. } );
  52. it( 'break at the end of element - should not break container and place returned position after element', () => {
  53. testBreakContainer(
  54. '<container:div><container:p>foobar[]</container:p></container:div>',
  55. '<container:div><container:p>foobar</container:p>[]</container:div>'
  56. );
  57. } );
  58. it( 'should throw if position parent is not container', () => {
  59. const { selection } = parse( '<container:div>foo{}bar</container:div>' );
  60. expectToThrowCKEditorError( () => {
  61. writer.breakContainer( selection.getFirstPosition() );
  62. }, /view-writer-break-non-container-element/, writer );
  63. } );
  64. it( 'should throw if position parent is root', () => {
  65. const element = new ContainerElement( document, 'div' );
  66. const position = Position._createAt( element, 0 );
  67. expectToThrowCKEditorError( () => {
  68. writer.breakContainer( position );
  69. }, /view-writer-break-root/, writer );
  70. } );
  71. } );
  72. } );