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- /**
- * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved.
- * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license
- */
- import VirtualTestEditor from '@ckeditor/ckeditor5-core/tests/_utils/virtualtesteditor';
- import ModelTestEditor from '@ckeditor/ckeditor5-core/tests/_utils/modeltesteditor';
- import DeleteCommand from '../src/deletecommand';
- import Delete from '../src/delete';
- import ChangeBuffer from '../src/utils/changebuffer';
- import { getData, setData } from '@ckeditor/ckeditor5-engine/src/dev-utils/model';
- import testUtils from '@ckeditor/ckeditor5-core/tests/_utils/utils';
- describe( 'DeleteCommand', () => {
- let editor, model, doc;
- testUtils.createSinonSandbox();
- beforeEach( () => {
- return ModelTestEditor.create()
- .then( newEditor => {
- editor = newEditor;
- model = editor.model;
- doc = model.document;
- const command = new DeleteCommand( editor, 'backward' );
- editor.commands.add( 'delete', command );
- model.schema.register( 'paragraph', { inheritAllFrom: '$block' } );
- model.schema.register( 'heading1', { inheritAllFrom: '$block' } );
- } );
- } );
- afterEach( () => {
- return editor.destroy();
- } );
- it( 'has direction', () => {
- const command = new DeleteCommand( editor, 'forward' );
- expect( command ).to.have.property( 'direction', 'forward' );
- } );
- describe( 'buffer', () => {
- it( 'has buffer getter', () => {
- expect( editor.commands.get( 'delete' ).buffer ).to.be.an.instanceof( ChangeBuffer );
- } );
- it( 'has a buffer limit configured to default value of 20', () => {
- expect( editor.commands.get( 'delete' ).buffer ).to.have.property( 'limit', 20 );
- } );
- it( 'has a buffer configured to config.typing.undoStep', () => {
- return VirtualTestEditor
- .create( {
- plugins: [ Delete ],
- typing: {
- undoStep: 5
- }
- } )
- .then( editor => {
- expect( editor.commands.get( 'delete' ).buffer ).to.have.property( 'limit', 5 );
- } );
- } );
- } );
- describe( 'execute()', () => {
- it( 'uses enqueueChange', () => {
- setData( model, '<paragraph>foo[]bar</paragraph>' );
- model.enqueueChange( () => {
- editor.execute( 'delete' );
- // We expect that command is executed in enqueue changes block. Since we are already in
- // an enqueued block, the command execution will be postponed. Hence, no changes.
- expect( getData( model ) ).to.equal( '<paragraph>foo[]bar</paragraph>' );
- } );
- // After all enqueued changes are done, the command execution is reflected.
- expect( getData( model ) ).to.equal( '<paragraph>fo[]bar</paragraph>' );
- } );
- it( 'locks buffer when executing', () => {
- setData( model, '<paragraph>foo[]bar</paragraph>' );
- const buffer = editor.commands.get( 'delete' )._buffer;
- const lockSpy = testUtils.sinon.spy( buffer, 'lock' );
- const unlockSpy = testUtils.sinon.spy( buffer, 'unlock' );
- editor.execute( 'delete' );
- expect( lockSpy.calledOnce ).to.be.true;
- expect( unlockSpy.calledOnce ).to.be.true;
- } );
- it( 'deletes previous character when selection is collapsed', () => {
- setData( model, '<paragraph>foo[]bar</paragraph>' );
- editor.execute( 'delete' );
- expect( getData( model ) ).to.equal( '<paragraph>fo[]bar</paragraph>' );
- } );
- it( 'deletes selection contents', () => {
- setData( model, '<paragraph>fo[ob]ar</paragraph>' );
- editor.execute( 'delete' );
- expect( getData( model ) ).to.equal( '<paragraph>fo[]ar</paragraph>' );
- } );
- it( 'deletes contents of selection passed in options', () => {
- setData( model, '<paragraph>fo[ob]ar</paragraph>' );
- const selection = model.createSelection( model.createRangeIn( model.document.getRoot() ) );
- editor.execute( 'delete', { selection } );
- expect( getData( model ) ).to.equal( '<paragraph>[]</paragraph>' );
- } );
- it( 'merges elements', () => {
- setData( model, '<paragraph>foo</paragraph><paragraph>[]bar</paragraph>' );
- editor.execute( 'delete' );
- expect( getData( model ) ).to.equal( '<paragraph>foo[]bar</paragraph>' );
- } );
- it( 'does not try to delete when selection is at the boundary', () => {
- const spy = sinon.spy();
- editor.model.on( 'deleteContent', spy );
- setData( model, '<paragraph>[]foo</paragraph>' );
- editor.execute( 'delete' );
- expect( getData( model ) ).to.equal( '<paragraph>[]foo</paragraph>' );
- expect( spy.callCount ).to.equal( 0 );
- } );
- it( 'passes options to modifySelection', () => {
- const spy = sinon.spy();
- editor.model.on( 'modifySelection', spy );
- setData( model, '<paragraph>foo[]bar</paragraph>' );
- editor.commands.get( 'delete' ).direction = 'forward';
- editor.execute( 'delete', { unit: 'word' } );
- expect( spy.callCount ).to.equal( 1 );
- const modifyOpts = spy.args[ 0 ][ 1 ][ 1 ];
- expect( modifyOpts ).to.have.property( 'direction', 'forward' );
- expect( modifyOpts ).to.have.property( 'unit', 'word' );
- } );
- it( 'passes options to deleteContent #1', () => {
- const spy = sinon.spy();
- editor.model.on( 'deleteContent', spy );
- setData( model, '<paragraph>foo[]bar</paragraph>' );
- editor.execute( 'delete' );
- expect( spy.callCount ).to.equal( 1 );
- const deleteOpts = spy.args[ 0 ][ 1 ][ 1 ];
- expect( deleteOpts ).to.have.property( 'doNotResetEntireContent', true );
- } );
- it( 'passes options to deleteContent #2', () => {
- const spy = sinon.spy();
- editor.model.on( 'deleteContent', spy );
- setData( model, '<paragraph>[foobar]</paragraph>' );
- editor.execute( 'delete' );
- expect( spy.callCount ).to.equal( 1 );
- const deleteOpts = spy.args[ 0 ][ 1 ][ 1 ];
- expect( deleteOpts ).to.have.property( 'doNotResetEntireContent', false );
- } );
- it( 'should pass the "direction" option to Model#deleteContent method', () => {
- const spy = sinon.spy();
- const forwardCommand = new DeleteCommand( editor, 'forward' );
- editor.commands.add( 'forwardDelete', forwardCommand );
- editor.model.on( 'deleteContent', spy );
- setData( model, '<paragraph>foo[]bar</paragraph>' );
- editor.execute( 'delete' );
- expect( spy.callCount ).to.equal( 1 );
- let deleteOpts = spy.args[ 0 ][ 1 ][ 1 ];
- expect( deleteOpts ).to.have.property( 'direction', 'backward' );
- editor.execute( 'forwardDelete' );
- expect( spy.callCount ).to.equal( 2 );
- deleteOpts = spy.args[ 1 ][ 1 ][ 1 ];
- expect( deleteOpts ).to.have.property( 'direction', 'forward' );
- } );
- it( 'leaves an empty paragraph after removing the whole content from editor', () => {
- setData( model, '<heading1>[Header 1</heading1><paragraph>Some text.]</paragraph>' );
- editor.execute( 'delete' );
- expect( getData( model ) ).to.equal( '<paragraph>[]</paragraph>' );
- } );
- it( 'leaves an empty paragraph after removing the whole content inside limit element', () => {
- model.schema.register( 'section', {
- inheritAllFrom: '$root',
- allowIn: '$root',
- isLimit: true
- } );
- setData( model,
- '<heading1>Foo</heading1>' +
- '<section>' +
- '<heading1>[Header 1</heading1>' +
- '<paragraph>Some text.]</paragraph>' +
- '</section>' +
- '<paragraph>Bar.</paragraph>'
- );
- editor.execute( 'delete' );
- expect( getData( model ) ).to.equal(
- '<heading1>Foo</heading1>' +
- '<section>' +
- '<paragraph>[]</paragraph>' +
- '</section>' +
- '<paragraph>Bar.</paragraph>'
- );
- } );
- it( 'leaves an empty paragraph after removing another paragraph from block element', () => {
- model.schema.register( 'section', {
- inheritAllFrom: '$block',
- isLimit: true
- } );
- model.schema.register( 'blockQuote', { inheritAllFrom: '$block' } );
- model.schema.extend( 'section', { allowIn: '$root' } );
- model.schema.extend( 'paragraph', { allowIn: 'section' } );
- model.schema.extend( 'blockQuote', { allowIn: 'section' } );
- model.schema.extend( 'paragraph', { allowIn: 'blockQuote' } );
- setData( model, '<section><blockQuote><paragraph>[]</paragraph></blockQuote></section>' );
- editor.execute( 'delete' );
- expect( getData( model ) ).to.equal( '<section><paragraph>[]</paragraph></section>' );
- } );
- it( 'leaves an empty paragraph after removing the whole content when root element was not added as Schema limit', () => {
- model.schema.extend( '$root', {
- isLimit: false
- } );
- expect( model.schema.isLimit( '$root' ) ).to.be.false;
- setData( model, '<heading1>[]</heading1>' );
- editor.execute( 'delete' );
- expect( getData( model ) ).to.equal( '<paragraph>[]</paragraph>' );
- } );
- it( 'replaces an empty element with paragraph', () => {
- setData( model, '<heading1>[]</heading1>' );
- editor.execute( 'delete' );
- expect( getData( model ) ).to.equal( '<paragraph>[]</paragraph>' );
- } );
- it( 'does not replace an element when Backspace or Delete key is held', () => {
- setData( model, '<heading1>Bar[]</heading1>' );
- for ( let sequence = 1; sequence < 10; ++sequence ) {
- editor.execute( 'delete', { sequence } );
- }
- expect( getData( model ) ).to.equal( '<heading1>[]</heading1>' );
- } );
- it( 'does not replace with paragraph in another paragraph already occurs in limit element', () => {
- setData( model, '<paragraph>[]</paragraph>' );
- const element = doc.getRoot().getNodeByPath( [ 0 ] );
- editor.execute( 'delete' );
- expect( element ).is.equal( doc.getRoot().getNodeByPath( [ 0 ] ) );
- } );
- it( 'does not replace an element if a paragraph is not allowed in current position', () => {
- model.schema.addChildCheck( ( ctx, childDef ) => {
- if ( ctx.endsWith( '$root' ) && childDef.name == 'paragraph' ) {
- return false;
- }
- } );
- setData( model, '<heading1>[]</heading1>' );
- editor.execute( 'delete' );
- expect( getData( model ) ).to.equal( '<heading1>[]</heading1>' );
- } );
- } );
- } );
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