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- /**
- * @license Copyright (c) 2003-2016, CKSource - Frederico Knabben. All rights reserved.
- * For licensing, see LICENSE.md.
- */
- /* bender-tags: browser-only */
- 'use strict';
- import Editor from '/ckeditor5/editor.js';
- import ModelDocument from '/ckeditor5/engine/model/document.js';
- import Range from '/ckeditor5/engine/model/range.js';
- import Position from '/ckeditor5/engine/model/position.js';
- import Undo from '/ckeditor5/undo/undo.js';
- import Creator from '/ckeditor5/creator/creator.js';
- import { setData, getData } from '/tests/engine/_utils/model.js';
- // import deleteContents from '/ckeditor5/engine/model/composer/deletecontents.js';
- let element, editor, doc, root;
- beforeEach( () => {
- element = document.createElement( 'div' );
- document.body.appendChild( element );
- doc = new ModelDocument();
- root = doc.createRoot( 'root' );
- editor = new Editor( element, {
- creator: Creator,
- features: [ Undo ]
- } );
- editor.document = doc;
- return editor.init();
- } );
- function setSelection( pathA, pathB ) {
- doc.selection.setRanges( [ new Range( new Position( root, pathA ), new Position( root, pathB ) ) ] );
- }
- function input( input ) {
- setData( doc, input, { rootName: 'root' } );
- }
- function output( output ) {
- expect( getData( doc, { rootName: 'root' } ) ).to.equal( output );
- }
- function undoDisabled() {
- expect( editor.commands.get( 'undo' ).isEnabled ).to.be.false;
- }
- describe( 'undo integration', () => {
- describe( 'adding and removing content', () => {
- it( 'add and undo', () => {
- input( '<p>fo<selection />o</p><p>bar</p>' );
- doc.batch().insert( doc.selection.getFirstPosition(), 'zzz' );
- output( '<p>fozzz<selection />o</p><p>bar</p>' );
- editor.execute( 'undo' );
- output( '<p>fo<selection />o</p><p>bar</p>' );
- undoDisabled();
- } );
- it( 'multiple adding and undo', () => {
- input( '<p>fo<selection />o</p><p>bar</p>' );
- doc.batch()
- .insert( doc.selection.getFirstPosition(), 'zzz' )
- .insert( new Position( root, [ 1, 0 ] ), 'xxx' );
- output( '<p>fozzz<selection />o</p><p>xxxbar</p>' );
- setSelection( [ 1, 0 ], [ 1, 0 ] );
- doc.batch().insert( doc.selection.getFirstPosition(), 'yyy' );
- output( '<p>fozzzo</p><p>yyy<selection />xxxbar</p>' );
- editor.execute( 'undo' );
- output( '<p>fozzzo</p><p><selection />xxxbar</p>' );
- editor.execute( 'undo' );
- output( '<p>fo<selection />o</p><p>bar</p>' );
- undoDisabled();
- } );
- it( 'multiple adding mixed with undo', () => {
- input( '<p>fo<selection />o</p><p>bar</p>' );
- doc.batch().insert( doc.selection.getFirstPosition(), 'zzz' );
- output( '<p>fozzz<selection />o</p><p>bar</p>' );
- setSelection( [ 1, 0 ], [ 1, 0 ] );
- doc.batch().insert( doc.selection.getFirstPosition(), 'yyy' );
- output( '<p>fozzzo</p><p>yyy<selection />bar</p>' );
- editor.execute( 'undo' );
- output( '<p>fozzzo</p><p><selection />bar</p>' );
- setSelection( [ 0, 0 ], [ 0, 0 ] );
- doc.batch().insert( doc.selection.getFirstPosition(), 'xxx' );
- output( '<p>xxx<selection />fozzzo</p><p>bar</p>' );
- editor.execute( 'undo' );
- output( '<p><selection />fozzzo</p><p>bar</p>' );
- editor.execute( 'undo' );
- output( '<p>fo<selection />o</p><p>bar</p>' );
- undoDisabled();
- } );
- it( 'multiple remove and undo', () => {
- input( '<p><selection />foo</p><p>bar</p>' );
- doc.batch().remove( Range.createFromPositionAndShift( doc.selection.getFirstPosition(), 2 ) );
- output( '<p><selection />o</p><p>bar</p>' );
- setSelection( [ 1, 1 ], [ 1, 1 ] );
- doc.batch().remove( Range.createFromPositionAndShift( doc.selection.getFirstPosition(), 2 ) );
- output( '<p>o</p><p>b<selection /></p>' );
- editor.execute( 'undo' );
- // Here is an edge case that selection could be before or after `ar` but selection always ends up after.
- output( '<p>o</p><p>bar<selection /></p>' );
- editor.execute( 'undo' );
- // As above.
- output( '<p>fo<selection />o</p><p>bar</p>' );
- undoDisabled();
- } );
- it( 'add and remove different parts and undo', () => {
- input( '<p>fo<selection />o</p><p>bar</p>' );
- doc.batch().insert( doc.selection.getFirstPosition(), 'zzz' );
- output( '<p>fozzz<selection />o</p><p>bar</p>' );
- setSelection( [ 1, 2 ], [ 1, 2 ] );
- doc.batch().remove( Range.createFromPositionAndShift( new Position( root, [ 1, 1 ] ) , 1 ) );
- output( '<p>fozzzo</p><p>b<selection />r</p>' );
- editor.execute( 'undo' );
- output( '<p>fozzzo</p><p>ba<selection />r</p>' );
- editor.execute( 'undo' );
- output( '<p>fo<selection />o</p><p>bar</p>' );
- undoDisabled();
- } );
- //it( 'add and remove same part and undo', () => {
- // // This test case fails because some operations are transformed to NoOperations incorrectly.
- // input( '<p>fo<selection />o</p><p>bar</p>' );
- //
- // doc.batch().insert( doc.selection.getFirstPosition(), 'zzz' );
- // output( '<p>fozzz<selection />o</p><p>bar</p>' );
- //
- // doc.batch().remove( Range.createFromPositionAndShift( new Position( root, [ 0, 2 ] ) , 3 ) );
- // output( '<p>fo<selection />o</p><p>bar</p>' );
- //
- // editor.execute( 'undo' );
- // output( '<p>fozzz<selection />o</p><p>bar</p>' );
- //
- // editor.execute( 'undo' );
- // output( '<p>fo<selection />o</p><p>bar</p>' );
- //
- // undoDisabled();
- //} );
- } );
- describe( 'moving', () => {
- //it( 'move same content twice then undo', () => {
- // // This test case fails because some operations are transformed to NoOperations incorrectly.
- // input( '<p>f<selection>o</selection>z</p><p>bar</p>' );
- //
- // doc.batch().move( doc.selection.getFirstRange(), new Position( root, [ 1, 0 ] ) );
- // output( '<p>fz</p><p><selection>o</selection>bar</p>' );
- //
- // doc.batch().move( doc.selection.getFirstRange(), new Position( root, [ 0, 2 ] ) );
- // output( '<p>fz<selection>o</selection></p><p>bar</p>' );
- //
- // editor.execute( 'undo' );
- // output( '<p>fz</p><p><selection>o</selection>bar</p>' );
- //
- // editor.execute( 'undo' );
- // output( '<p>f<selection>o</selection>z</p><p>bar</p>' );
- //
- // undoDisabled();
- //} );
- it( 'move content and new parent then undo', () => {
- input( '<p>f<selection>o</selection>z</p><p>bar</p>' );
- doc.batch().move( doc.selection.getFirstRange(), new Position( root, [ 1, 0 ] ) );
- output( '<p>fz</p><p><selection>o</selection>bar</p>' );
- setSelection( [ 1 ], [ 2 ] );
- doc.batch().move( doc.selection.getFirstRange(), new Position( root, [ 0 ] ) );
- output( '<selection><p>obar</p></selection><p>fz</p>' );
- editor.execute( 'undo' );
- output( '<p>fz</p><selection><p>obar</p></selection>' );
- editor.execute( 'undo' );
- output( '<p>f<selection>o</selection>z</p><p>bar</p>' );
- undoDisabled();
- } );
- } );
- describe( 'attributes with other', () => {
- it( 'attributes then insert inside then undo', () => {
- input( '<p>fo<selection>ob</selection>ar</p>' );
- doc.batch().setAttr( 'bold', true, doc.selection.getFirstRange() );
- output( '<p>fo<selection><$text bold=true>ob</$text></selection>ar</p>' );
- setSelection( [ 0, 3 ], [ 0, 3 ] );
- doc.batch().insert( doc.selection.getFirstPosition(), 'zzz' );
- output( '<p>fo<$text bold=true>o</$text>zzz<selection bold=true /><$text bold=true>b</$text>ar</p>' );
- editor.execute( 'undo' );
- output( '<p>fo<$text bold=true>o<selection bold=true />b</$text>ar</p>' );
- editor.execute( 'undo' );
- output( '<p>fo<selection>ob</selection>ar</p>' );
- undoDisabled();
- } );
- } );
- describe( 'wrapping, unwrapping, merging, splitting', () => {
- it( 'wrap and undo', () => {
- input( 'fo<selection>zb</selection>ar' );
- doc.batch().wrap( doc.selection.getFirstRange(), 'p' );
- output( 'fo<p><selection>zb</selection></p>ar' );
- editor.execute( 'undo' );
- output( 'fo<selection>zb</selection>ar' );
- undoDisabled();
- } );
- //it( 'wrap, move and undo', () => {
- // input( 'fo<selection>zb</selection>ar' );
- //
- // doc.batch().wrap( doc.selection.getFirstRange(), 'p' );
- // output( 'fo<p><selection>zb</selection></p>ar' );
- //
- // setSelection( [ 2, 0 ], [ 2, 1 ] );
- // doc.batch().move( doc.selection.getFirstRange(), new Position( root, [ 0 ] ) );
- // output( '<selection>z</selection>fo<p>b</p>ar' );
- //
- // editor.execute( 'undo' );
- // output( 'fo<p><selection>z</selection>b</p>ar' );
- //
- // // This test case fails here for unknown reason, but "z" letter magically disappears.
- // // AssertionError: expected 'fo<selection>b</selection>ar' to equal 'fo<selection>zb</selection>ar'
- // editor.execute( 'undo' );
- // output( 'fo<selection>zb</selection>ar' );
- //
- // undoDisabled();
- //} );
- it( 'unwrap and undo', () => {
- input( '<p>foo<selection />bar</p>' );
- doc.batch().unwrap( doc.selection.getFirstPosition().parent );
- output( 'foo<selection />bar' );
- editor.execute( 'undo' );
- output( '<p>foo<selection />bar</p>' );
- undoDisabled();
- } );
- //it( 'merge and undo', () => {
- // input( '<p>foo</p><p><selection />bar</p>' );
- //
- // doc.batch().merge( new Position( root, [ 1 ] ) );
- // // This test fails here because selection is stuck with <p> element and ends up in graveyard.
- // // AssertionError: expected '<p>foobar</p>' to equal '<p>foo<selection />bar</p>'
- // output( '<p>foo<selection />bar</p>' );
- //
- // editor.execute( 'undo' );
- // // This test fails because when selection is transformed it is first in empty <p> but when
- // // "bar" is inserted, it gets moved to the right.
- // // AssertionError: expected '<p>foo</p><p>bar<selection /></p>' to equal '<p>foo</p><p><selection />bar</p>'
- // output( '<p>foo</p><p><selection />bar</p>' );
- //
- // undoDisabled();
- //} );
- //it( 'split and undo', () => {
- // input( '<p>foo<selection />bar</p>' );
- //
- // doc.batch().split( doc.selection.getFirstPosition() );
- // // This test fails because selection ends up in wrong node after splitting.
- // // AssertionError: expected '<p>foo<selection /></p><p>bar</p>' to equal '<p>foo</p><p><selection />bar</p>'
- // output( '<p>foo</p><p><selection />bar</p>' );
- //
- // editor.execute( 'undo' );
- // // This test fails because selection after transforming ends up after inserted test.
- // // AssertionError: expected '<p>foobar<selection /></p>' to equal '<p>foo<selection />bar</p>'
- // output( '<p>foo<selection />bar</p>' );
- //
- // undoDisabled();
- //} );
- } );
- describe( 'other edge cases', () => {
- //it( 'deleteContents between two nodes', () => {
- // input( '<p>fo<selection>o</p><p>b</selection>ar</p>' );
- //
- // deleteContents( doc.batch(), doc.selection, { merge: true } );
- // output( '<p>fo<selection />ar</p>' );
- //
- // // This test case fails because of OT problems.
- // // When the batch is undone, first MergeDelta is reversed to SplitDelta and it is undone.
- // // Then RemoveOperations are reversed to ReinsertOperation.
- // // Unfortunately, ReinsertOperation that inserts "o" points to the same position were split happened.
- // // Then, when ReinsertOperation is transformed by operations of SplitDelta, it ends up in wrong <p>.
- // editor.execute( 'undo' );
- // output( '<p>fo<selection>o</p><p>b</selection>ar</p>' );
- //} );
- } );
- } );
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