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range.js 2.8 KB

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  1. /**
  2. * @license Copyright (c) 2003-2015, CKSource - Frederico Knabben. All rights reserved.
  3. * For licensing, see LICENSE.md.
  4. */
  5. /* bender-tags: document */
  6. 'use strict';
  7. const modules = bender.amd.require(
  8. 'document/range',
  9. 'document/position',
  10. 'document/element',
  11. 'document/character',
  12. 'document/document'
  13. );
  14. describe( 'Range', () => {
  15. let Range, Position, Element, Character, Document;
  16. let start, end;
  17. before( () => {
  18. Position = modules[ 'document/position' ];
  19. Range = modules[ 'document/range' ];
  20. Element = modules[ 'document/element' ];
  21. Character = modules[ 'document/character' ];
  22. Document = modules[ 'document/document' ];
  23. start = new Position( [ 0 ] );
  24. end = new Position( [ 1 ] );
  25. } );
  26. let range;
  27. beforeEach( () => {
  28. range = new Range( start, end );
  29. } );
  30. describe( 'constructor', () => {
  31. it( 'should create a range with given positions', () => {
  32. expect( range ).to.have.property( 'start' ).that.equal( start );
  33. expect( range ).to.have.property( 'end' ).that.equal( end );
  34. } );
  35. } );
  36. describe( 'isEqual', () => {
  37. it( 'should return true if the ranges are the same', () => {
  38. let sameStart = new Position( [ 0 ] );
  39. let sameEnd = new Position( [ 1 ] );
  40. let sameRange = new Range( sameStart, sameEnd );
  41. expect( range.isEqual( sameRange ) ).to.be.true;
  42. } );
  43. it( 'should return false if the start position is different', () => {
  44. let range = new Range( start, end );
  45. let diffStart = new Position( [ 1 ] );
  46. let sameEnd = new Position( [ 1 ] );
  47. let diffRange = new Range( diffStart, sameEnd );
  48. expect( range.isEqual( diffRange ) ).to.not.be.true;
  49. } );
  50. it( 'should return false if the end position is different', () => {
  51. let sameStart = new Position( [ 0 ] );
  52. let diffEnd = new Position( [ 0 ] );
  53. let diffRange = new Range( sameStart, diffEnd );
  54. expect( range.isEqual( diffRange ) ).to.not.be.true;
  55. } );
  56. } );
  57. describe( 'static constructors', () => {
  58. let doc, root, p, f, o, z;
  59. // root
  60. // |- p
  61. // |- f
  62. // |- o
  63. // |- z
  64. before( () => {
  65. doc = new Document();
  66. root = doc.createRoot( 'root' );
  67. f = new Character( 'f' );
  68. o = new Character( 'o' );
  69. z = new Character( 'z' );
  70. p = new Element( 'p', [], [ f, o, z ] );
  71. root.insertChildren( 0, [ p ] );
  72. } );
  73. describe( 'createFromElement', () => {
  74. it( 'should return range', () => {
  75. const range = Range.createFromElement( p );
  76. expect( range.start.path ).to.deep.equal( [ 0, 0 ] );
  77. expect( range.end.path ).to.deep.equal( [ 0, 3 ] );
  78. } );
  79. } );
  80. describe( 'createFromParentsAndOffsets', () => {
  81. it( 'should return range', () => {
  82. const range = Range.createFromParentsAndOffsets( root, 0, p, 2 );
  83. expect( range.start.path ).to.deep.equal( [ 0 ] );
  84. expect( range.end.path ).to.deep.equal( [ 0, 2 ] );
  85. } );
  86. } );
  87. } );
  88. } );