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- /**
- * @license Copyright (c) 2003-2015, CKSource - Frederico Knabben. All rights reserved.
- * For licensing, see LICENSE.md.
- */
- /* bender-tags: treeview */
- 'use strict';
- import coreTestUtils from '/tests/core/_utils/utils.js';
- import Node from '/ckeditor5/core/treeview/node.js';
- import ViewElement from '/ckeditor5/core/treeview/element.js';
- const getIteratorCount = coreTestUtils.getIteratorCount;
- describe( 'Element', () => {
- describe( 'constructor', () => {
- it( 'should create element without attributes', () => {
- const elem = new ViewElement( 'p' );
- expect( elem ).to.be.an.instanceof( Node );
- expect( elem ).to.have.property( 'name' ).that.equals( 'p' );
- expect( elem ).to.have.property( 'parent' ).that.is.null;
- expect( getIteratorCount( elem.getAttrKeys() ) ).to.equal( 0 );
- } );
- it( 'should create element with attributes as plain object', () => {
- const elem = new ViewElement( 'p', { 'foo': 'bar' } );
- expect( elem ).to.have.property( 'name' ).that.equals( 'p' );
- expect( getIteratorCount( elem.getAttrKeys() ) ).to.equal( 1 );
- expect( elem.getAttr( 'foo' ) ).to.equal( 'bar' );
- } );
- it( 'should create element with attributes as map', () => {
- const attrs = new Map();
- attrs.set( 'foo', 'bar' );
- const elem = new ViewElement( 'p', attrs );
- expect( elem ).to.have.property( 'name' ).that.equals( 'p' );
- expect( getIteratorCount( elem.getAttrKeys() ) ).to.equal( 1 );
- expect( elem.getAttr( 'foo' ) ).to.equal( 'bar' );
- } );
- it( 'should create element with children', () => {
- const child = new ViewElement( 'p', { 'foo': 'bar' } );
- const parent = new ViewElement( 'div', [], [ child ] );
- expect( parent ).to.have.property( 'name' ).that.equals( 'div' );
- expect( parent.getChildCount() ).to.equal( 1 );
- expect( parent.getChild( 0 ) ).to.have.property( 'name' ).that.equals( 'p' );
- } );
- } );
- describe( 'children manipulation methods', () => {
- let parent, e1, e2, e3, e4;
- beforeEach( () => {
- parent = new ViewElement( 'p' );
- e1 = new ViewElement( 'e1' );
- e2 = new ViewElement( 'e2' );
- e3 = new ViewElement( 'e3' );
- e4 = new ViewElement( 'e4' );
- } );
- describe( 'insertion', () => {
- it( 'should insert children', () => {
- parent.insertChildren( 0, [ e1, e3 ] );
- parent.insertChildren( 1, e2 );
- expect( parent.getChildCount() ).to.equal( 3 );
- expect( parent.getChild( 0 ) ).to.have.property( 'name' ).that.equals( 'e1' );
- expect( parent.getChild( 1 ) ).to.have.property( 'name' ).that.equals( 'e2' );
- expect( parent.getChild( 2 ) ).to.have.property( 'name' ).that.equals( 'e3' );
- } );
- it( 'should append children', () => {
- parent.insertChildren( 0, e1 );
- parent.appendChildren( e2 );
- parent.appendChildren( e3 );
- expect( parent.getChildCount() ).to.equal( 3 );
- expect( parent.getChild( 0 ) ).to.have.property( 'name' ).that.equals( 'e1' );
- expect( parent.getChild( 1 ) ).to.have.property( 'name' ).that.equals( 'e2' );
- expect( parent.getChild( 2 ) ).to.have.property( 'name' ).that.equals( 'e3' );
- } );
- } );
- describe( 'getChildIndex', () => {
- it( 'should return child index', () => {
- parent.appendChildren( e1 );
- parent.appendChildren( e2 );
- parent.appendChildren( e3 );
- expect( parent.getChildCount() ).to.equal( 3 );
- expect( parent.getChildIndex( e1 ) ).to.equal( 0 );
- expect( parent.getChildIndex( e2 ) ).to.equal( 1 );
- expect( parent.getChildIndex( e3 ) ).to.equal( 2 );
- } );
- } );
- describe( 'getChildren', () => {
- it( 'should renturn children iterator', () => {
- parent.appendChildren( e1 );
- parent.appendChildren( e2 );
- parent.appendChildren( e3 );
- const expected = [ e1, e2, e3 ];
- let i = 0;
- for ( let child of parent.getChildren() ) {
- expect( child ).to.equal( expected[ i ] );
- i++;
- }
- expect( i ).to.equal( 3 );
- } );
- } );
- describe( 'removeChildren', () => {
- it( 'should remove children', () => {
- parent.appendChildren( e1 );
- parent.appendChildren( e2 );
- parent.appendChildren( e3 );
- parent.appendChildren( e4 );
- parent.removeChildren( 1, 2 );
- expect( parent.getChildCount() ).to.equal( 2 );
- expect( parent.getChild( 0 ) ).to.have.property( 'name' ).that.equals( 'e1' );
- expect( parent.getChild( 1 ) ).to.have.property( 'name' ).that.equals( 'e4' );
- expect( e1.parent ).to.equal( parent );
- expect( e2.parent ).to.be.null;
- expect( e3.parent ).to.be.null;
- expect( e4.parent ).equal( parent );
- } );
- } );
- } );
- describe( 'attributes manipulation methods', () => {
- let elem;
- beforeEach( () => {
- elem = new ViewElement( 'p' );
- } );
- describe( 'getAttr', () => {
- it( 'should return attribute', () => {
- elem.setAttr( 'foo', 'bar' );
- expect( elem.getAttr( 'foo' ) ).to.equal( 'bar' );
- expect( elem.getAttr( 'bom' ) ).to.not.be.ok;
- } );
- } );
- describe( 'hasAttr', () => {
- it( 'should return true if element has attribute', () => {
- elem.setAttr( 'foo', 'bar' );
- expect( elem.hasAttr( 'foo' ) ).to.be.true;
- expect( elem.hasAttr( 'bom' ) ).to.be.false;
- } );
- } );
- describe( 'getAttrKeys', () => {
- it( 'should return keys', () => {
- elem.setAttr( 'foo', true );
- elem.setAttr( 'bar', true );
- const expected = [ 'foo', 'bar' ];
- let i = 0;
- for ( let child of elem.getAttrKeys() ) {
- expect( child ).to.equal( expected[ i ] );
- i++;
- }
- expect( i ).to.equal( 2 );
- } );
- } );
- describe( 'removeAttr', () => {
- it( 'should remove attributes', () => {
- elem.setAttr( 'foo', true );
- expect( elem.hasAttr( 'foo' ) ).to.be.true;
- elem.removeAttr( 'foo' );
- expect( elem.hasAttr( 'foo' ) ).to.be.false;
- expect( getIteratorCount( elem.getAttrKeys() ) ).to.equal( 0 );
- } );
- } );
- } );
- } );
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