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- /**
- * @license Copyright (c) 2003-2016, CKSource - Frederico Knabben. All rights reserved.
- * For licensing, see LICENSE.md.
- */
- import ModelTestEditor from 'tests/core/_utils/modeltesteditor.js';
- import Range from 'ckeditor5/engine/model/range.js';
- import Position from 'ckeditor5/engine/model/position.js';
- import UndoEngine from 'ckeditor5/undo/undoengine.js';
- import { setData, getData } from 'ckeditor5/engine/dev-utils/model.js';
- let editor, doc, root;
- beforeEach( () => {
- return ModelTestEditor.create( {
- plugins: [ UndoEngine ]
- } )
- .then( newEditor => {
- editor = newEditor;
- doc = editor.document;
- doc.schema.registerItem( 'p', '$block' );
- root = doc.getRoot();
- } );
- } );
- function setSelection( pathA, pathB ) {
- doc.selection.setRanges( [ new Range( new Position( root, pathA ), new Position( root, pathB ) ) ] );
- }
- function input( input ) {
- setData( doc, input );
- }
- function output( output ) {
- expect( getData( doc ) ).to.equal( output );
- }
- function undoDisabled() {
- expect( editor.commands.get( 'undo' ).isEnabled ).to.be.false;
- }
- describe( 'UndoEngine integration', () => {
- describe( 'adding and removing content', () => {
- it( 'add and undo', () => {
- input( '<p>fo[]o</p><p>bar</p>' );
- doc.batch().insert( doc.selection.getFirstPosition(), 'zzz' );
- output( '<p>fozzz[]o</p><p>bar</p>' );
- editor.execute( 'undo' );
- output( '<p>fo[]o</p><p>bar</p>' );
- undoDisabled();
- } );
- it( 'multiple adding and undo', () => {
- input( '<p>fo[]o</p><p>bar</p>' );
- doc.batch()
- .insert( doc.selection.getFirstPosition(), 'zzz' )
- .insert( new Position( root, [ 1, 0 ] ), 'xxx' );
- output( '<p>fozzz[]o</p><p>xxxbar</p>' );
- setSelection( [ 1, 0 ], [ 1, 0 ] );
- doc.batch().insert( doc.selection.getFirstPosition(), 'yyy' );
- output( '<p>fozzzo</p><p>yyy[]xxxbar</p>' );
- editor.execute( 'undo' );
- output( '<p>fozzzo</p><p>[]xxxbar</p>' );
- editor.execute( 'undo' );
- output( '<p>fo[]o</p><p>bar</p>' );
- undoDisabled();
- } );
- it( 'multiple adding mixed with undo', () => {
- input( '<p>fo[]o</p><p>bar</p>' );
- doc.batch().insert( doc.selection.getFirstPosition(), 'zzz' );
- output( '<p>fozzz[]o</p><p>bar</p>' );
- setSelection( [ 1, 0 ], [ 1, 0 ] );
- doc.batch().insert( doc.selection.getFirstPosition(), 'yyy' );
- output( '<p>fozzzo</p><p>yyy[]bar</p>' );
- editor.execute( 'undo' );
- output( '<p>fozzzo</p><p>[]bar</p>' );
- setSelection( [ 0, 0 ], [ 0, 0 ] );
- doc.batch().insert( doc.selection.getFirstPosition(), 'xxx' );
- output( '<p>xxx[]fozzzo</p><p>bar</p>' );
- editor.execute( 'undo' );
- output( '<p>[]fozzzo</p><p>bar</p>' );
- editor.execute( 'undo' );
- output( '<p>fo[]o</p><p>bar</p>' );
- undoDisabled();
- } );
- it( 'multiple remove and undo', () => {
- input( '<p>[]foo</p><p>bar</p>' );
- doc.batch().remove( Range.createFromPositionAndShift( doc.selection.getFirstPosition(), 2 ) );
- output( '<p>[]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[]</p>' );
- editor.execute( 'undo' );
- // Here is an edge case that selection could be before or after `ar`.
- output( '<p>o</p><p>b[]ar</p>' );
- editor.execute( 'undo' );
- // As above.
- output( '<p>[]foo</p><p>bar</p>' );
- undoDisabled();
- } );
- it( 'add and remove different parts and undo', () => {
- input( '<p>fo[]o</p><p>bar</p>' );
- doc.batch().insert( doc.selection.getFirstPosition(), 'zzz' );
- output( '<p>fozzz[]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[]r</p>' );
- editor.execute( 'undo' );
- output( '<p>fozzzo</p><p>ba[]r</p>' );
- editor.execute( 'undo' );
- output( '<p>fo[]o</p><p>bar</p>' );
- undoDisabled();
- } );
- it( 'add and remove same part and undo', () => {
- input( '<p>fo[]o</p><p>bar</p>' );
- doc.batch().insert( doc.selection.getFirstPosition(), 'zzz' );
- output( '<p>fozzz[]o</p><p>bar</p>' );
- doc.batch().remove( Range.createFromPositionAndShift( new Position( root, [ 0, 2 ] ) , 3 ) );
- output( '<p>fo[]o</p><p>bar</p>' );
- editor.execute( 'undo' );
- output( '<p>fozzz[]o</p><p>bar</p>' );
- editor.execute( 'undo' );
- output( '<p>fo[]o</p><p>bar</p>' );
- undoDisabled();
- } );
- } );
- describe( 'moving', () => {
- it( 'move same content twice then undo', () => {
- input( '<p>f[o]z</p><p>bar</p>' );
- doc.batch().move( doc.selection.getFirstRange(), new Position( root, [ 1, 0 ] ) );
- output( '<p>fz</p><p>[o]bar</p>' );
- doc.batch().move( doc.selection.getFirstRange(), new Position( root, [ 0, 2 ] ) );
- output( '<p>fz[o]</p><p>bar</p>' );
- editor.execute( 'undo' );
- output( '<p>fz</p><p>[o]bar</p>' );
- editor.execute( 'undo' );
- output( '<p>f[o]z</p><p>bar</p>' );
- undoDisabled();
- } );
- it( 'move content and new parent then undo', () => {
- input( '<p>f[o]z</p><p>bar</p>' );
- doc.batch().move( doc.selection.getFirstRange(), new Position( root, [ 1, 0 ] ) );
- output( '<p>fz</p><p>[o]bar</p>' );
- setSelection( [ 1 ], [ 2 ] );
- doc.batch().move( doc.selection.getFirstRange(), new Position( root, [ 0 ] ) );
- output( '[<p>obar</p>]<p>fz</p>' );
- editor.execute( 'undo' );
- output( '<p>fz</p>[<p>obar</p>]' );
- editor.execute( 'undo' );
- output( '<p>f[o]z</p><p>bar</p>' );
- undoDisabled();
- } );
- } );
- describe( 'attributes with other', () => {
- it( 'attributes then insert inside then undo', () => {
- input( '<p>fo[ob]ar</p>' );
- doc.batch().setAttribute( doc.selection.getFirstRange(), 'bold', true );
- output( '<p>fo[<$text bold="true">ob</$text>]ar</p>' );
- setSelection( [ 0, 3 ], [ 0, 3 ] );
- doc.batch().insert( doc.selection.getFirstPosition(), 'zzz' );
- output( '<p>fo<$text bold="true">o</$text>zzz<$text bold="true">[]b</$text>ar</p>' );
- expect( doc.selection.getAttribute( 'bold' ) ).to.true;
- editor.execute( 'undo' );
- output( '<p>fo<$text bold="true">o[]b</$text>ar</p>' );
- expect( doc.selection.getAttribute( 'bold' ) ).to.true;
- editor.execute( 'undo' );
- output( '<p>fo[ob]ar</p>' );
- undoDisabled();
- } );
- } );
- describe( 'wrapping, unwrapping, merging, splitting', () => {
- it( 'wrap and undo', () => {
- doc.schema.allow( { name: '$text', inside: '$root' } );
- input( 'fo[zb]ar' );
- doc.batch().wrap( doc.selection.getFirstRange(), 'p' );
- output( 'fo[<p>zb</p>]ar' );
- editor.execute( 'undo' );
- output( 'fo[zb]ar' );
- undoDisabled();
- } );
- it( 'wrap, move and undo', () => {
- doc.schema.allow( { name: '$text', inside: '$root' } );
- input( 'fo[zb]ar' );
- doc.batch().wrap( doc.selection.getFirstRange(), 'p' );
- // Would be better if selection was inside P.
- output( 'fo[<p>zb</p>]ar' );
- setSelection( [ 2, 0 ], [ 2, 1 ] );
- doc.batch().move( doc.selection.getFirstRange(), new Position( root, [ 0 ] ) );
- output( '[z]fo<p>b</p>ar' );
- editor.execute( 'undo' );
- output( 'fo<p>[z]b</p>ar' );
- editor.execute( 'undo' );
- output( 'fo[zb]ar' );
- undoDisabled();
- } );
- it( 'unwrap and undo', () => {
- input( '<p>foo[]bar</p>' );
- doc.batch().unwrap( doc.selection.getFirstPosition().parent );
- output( 'foo[]bar' );
- editor.execute( 'undo' );
- output( '<p>foo[]bar</p>' );
- undoDisabled();
- } );
- it( 'merge and undo', () => {
- input( '<p>foo</p><p>[]bar</p>' );
- doc.batch().merge( new Position( root, [ 1 ] ) );
- // Because selection is stuck with <p> it ends up in graveyard. We have to manually move it to correct node.
- setSelection( [ 0, 3 ], [ 0, 3 ] );
- output( '<p>foo[]bar</p>' );
- editor.execute( 'undo' );
- output( '<p>foo</p><p>[]bar</p>' );
- undoDisabled();
- } );
- it( 'split and undo', () => {
- input( '<p>foo[]bar</p>' );
- doc.batch().split( doc.selection.getFirstPosition() );
- // Because selection is stuck with <p> it ends up in wrong node. We have to manually move it to correct node.
- setSelection( [ 1, 0 ], [ 1, 0 ] );
- output( '<p>foo</p><p>[]bar</p>' );
- editor.execute( 'undo' );
- output( '<p>foo[]bar</p>' );
- undoDisabled();
- } );
- } );
- describe( 'other edge cases', () => {
- it( 'deleteContent between two nodes', () => {
- input( '<p>fo[o</p><p>b]ar</p>' );
- editor.data.deleteContent( doc.selection, doc.batch(), { merge: true } );
- output( '<p>fo[]ar</p>' );
- editor.execute( 'undo' );
- output( '<p>fo[o</p><p>b]ar</p>' );
- } );
- } );
- } );
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