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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 utils from '/ckeditor5/utils/utils.js';
- import Node from '/ckeditor5/core/treeview/node.js';
- import ViewElement from '/ckeditor5/core/treeview/element.js';
- describe( 'Element', () => {
- describe( 'constructor', () => {
- it( 'should create element without attributes', () => {
- const el = new ViewElement( 'p' );
- expect( el ).to.be.an.instanceof( Node );
- expect( el ).to.have.property( 'name' ).that.equals( 'p' );
- expect( el ).to.have.property( 'parent' ).that.is.null;
- expect( utils.count( el.getAttributeKeys() ) ).to.equal( 0 );
- } );
- it( 'should create element with attributes as plain object', () => {
- const el = new ViewElement( 'p', { foo: 'bar' } );
- expect( el ).to.have.property( 'name' ).that.equals( 'p' );
- expect( utils.count( el.getAttributeKeys() ) ).to.equal( 1 );
- expect( el.getAttribute( 'foo' ) ).to.equal( 'bar' );
- } );
- it( 'should create element with attributes as map', () => {
- const attrs = new Map();
- attrs.set( 'foo', 'bar' );
- const el = new ViewElement( 'p', attrs );
- expect( el ).to.have.property( 'name' ).that.equals( 'p' );
- expect( utils.count( el.getAttributeKeys() ) ).to.equal( 1 );
- expect( el.getAttribute( '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( 'clone', () => {
- it( 'should clone element', () => {
- const el = new ViewElement( 'p', { attr1: 'foo', attr2: 'bar' } );
- const clone = el.clone();
- expect( clone ).to.not.equal( el );
- expect( clone.name ).to.equal( el.name );
- expect( clone.getAttribute( 'attr1' ) ).to.equal( 'foo' );
- expect( clone.getAttribute( 'attr2' ) ).to.equal( 'bar' );
- } );
- it( 'should deeply clone element', () => {
- const el = new ViewElement( 'p', { attr1: 'foo', attr2: 'bar' }, [
- new ViewElement( 'b', { attr: 'baz' } ),
- new ViewElement( 'span', { attr: 'qux' } )
- ] );
- const count = el.getChildCount();
- const clone = el.clone( true );
- expect( clone ).to.not.equal( el );
- expect( clone.name ).to.equal( el.name );
- expect( clone.getAttribute( 'attr1' ) ).to.equal( 'foo' );
- expect( clone.getAttribute( 'attr2' ) ).to.equal( 'bar' );
- expect( clone.getChildCount() ).to.equal( count );
- for ( let i = 0; i < count; i++ ) {
- const child = el.getChild( i );
- const clonedChild = clone.getChild( i );
- expect( clonedChild ).to.not.equal( child );
- expect( clonedChild.name ).to.equal( child.name );
- expect( clonedChild.getAttribute( 'attr' ) ).to.equal( child.getAttribute( 'attr' ) );
- }
- } );
- it( 'shouldn\'t clone any children when deep copy is not performed', () => {
- const el = new ViewElement( 'p', { attr1: 'foo', attr2: 'bar' }, [
- new ViewElement( 'b', { attr: 'baz' } ),
- new ViewElement( 'span', { attr: 'qux' } )
- ] );
- const clone = el.clone( false );
- expect( clone ).to.not.equal( el );
- expect( clone.name ).to.equal( el.name );
- expect( clone.getAttribute( 'attr1' ) ).to.equal( 'foo' );
- expect( clone.getAttribute( 'attr2' ) ).to.equal( 'bar' );
- expect( clone.getChildCount() ).to.equal( 0 );
- } );
- } );
- describe( 'isSimilar', () => {
- const el = new ViewElement( 'p', { foo: 'bar' } );
- it( 'should return false when comparing to non-element', () => {
- expect( el.isSimilar( null ) ).to.be.false;
- expect( el.isSimilar( {} ) ).to.be.false;
- } );
- it( 'should return true when the same node is provided', () => {
- expect( el.isSimilar( el ) ).to.be.true;
- } );
- it( 'should return true for element with same attributes and name', () => {
- const other = new ViewElement( 'p', { foo: 'bar' } );
- expect( el.isSimilar( other ) ).to.be.true;
- } );
- it( 'sould return false when name is not the same', () => {
- const other = el.clone();
- other.name = 'div';
- expect( el.isSimilar( other ) ).to.be.false;
- } );
- it( 'should return false when attributes are not the same', () => {
- const other1 = el.clone();
- const other2 = el.clone();
- const other3 = el.clone();
- other1.setAttribute( 'baz', 'qux' );
- other2.setAttribute( 'foo', 'not-bar' );
- other3.removeAttribute( 'foo' );
- expect( el.isSimilar( other1 ) ).to.be.false;
- expect( el.isSimilar( other2 ) ).to.be.false;
- expect( el.isSimilar( other3 ) ).to.be.false;
- } );
- } );
- describe( 'children manipulation methods', () => {
- let parent, el1, el2, el3, el4;
- beforeEach( () => {
- parent = new ViewElement( 'p' );
- el1 = new ViewElement( 'el1' );
- el2 = new ViewElement( 'el2' );
- el3 = new ViewElement( 'el3' );
- el4 = new ViewElement( 'el4' );
- } );
- describe( 'insertion', () => {
- it( 'should insert children', () => {
- const count1 = parent.insertChildren( 0, [ el1, el3 ] );
- const count2 = parent.insertChildren( 1, el2 );
- expect( parent.getChildCount() ).to.equal( 3 );
- expect( parent.getChild( 0 ) ).to.have.property( 'name' ).that.equals( 'el1' );
- expect( parent.getChild( 1 ) ).to.have.property( 'name' ).that.equals( 'el2' );
- expect( parent.getChild( 2 ) ).to.have.property( 'name' ).that.equals( 'el3' );
- expect( count1 ).to.equal( 2 );
- expect( count2 ).to.equal( 1 );
- } );
- it( 'should append children', () => {
- const count1 = parent.insertChildren( 0, el1 );
- const count2 = parent.appendChildren( el2 );
- const count3 = parent.appendChildren( el3 );
- expect( parent.getChildCount() ).to.equal( 3 );
- expect( parent.getChild( 0 ) ).to.have.property( 'name' ).that.equals( 'el1' );
- expect( parent.getChild( 1 ) ).to.have.property( 'name' ).that.equals( 'el2' );
- expect( parent.getChild( 2 ) ).to.have.property( 'name' ).that.equals( 'el3' );
- expect( count1 ).to.equal( 1 );
- expect( count2 ).to.equal( 1 );
- expect( count3 ).to.equal( 1 );
- } );
- } );
- describe( 'getChildIndex', () => {
- it( 'should return child index', () => {
- parent.appendChildren( el1 );
- parent.appendChildren( el2 );
- parent.appendChildren( el3 );
- expect( parent.getChildCount() ).to.equal( 3 );
- expect( parent.getChildIndex( el1 ) ).to.equal( 0 );
- expect( parent.getChildIndex( el2 ) ).to.equal( 1 );
- expect( parent.getChildIndex( el3 ) ).to.equal( 2 );
- } );
- } );
- describe( 'getChildren', () => {
- it( 'should renturn children iterator', () => {
- parent.appendChildren( el1 );
- parent.appendChildren( el2 );
- parent.appendChildren( el3 );
- const expected = [ el1, el2, el3 ];
- 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( el1 );
- parent.appendChildren( el2 );
- parent.appendChildren( el3 );
- parent.appendChildren( el4 );
- parent.removeChildren( 1, 2 );
- expect( parent.getChildCount() ).to.equal( 2 );
- expect( parent.getChild( 0 ) ).to.have.property( 'name' ).that.equals( 'el1' );
- expect( parent.getChild( 1 ) ).to.have.property( 'name' ).that.equals( 'el4' );
- expect( el1.parent ).to.equal( parent );
- expect( el2.parent ).to.be.null;
- expect( el3.parent ).to.be.null;
- expect( el4.parent ).equal( parent );
- } );
- } );
- } );
- describe( 'attributes manipulation methods', () => {
- let el;
- beforeEach( () => {
- el = new ViewElement( 'p' );
- } );
- describe( 'getAttribute', () => {
- it( 'should return attribute', () => {
- el.setAttribute( 'foo', 'bar' );
- expect( el.getAttribute( 'foo' ) ).to.equal( 'bar' );
- expect( el.getAttribute( 'bom' ) ).to.not.be.ok;
- } );
- } );
- describe( 'hasAttribute', () => {
- it( 'should return true if element has attribute', () => {
- el.setAttribute( 'foo', 'bar' );
- expect( el.hasAttribute( 'foo' ) ).to.be.true;
- expect( el.hasAttribute( 'bom' ) ).to.be.false;
- } );
- } );
- describe( 'getAttributeKeys', () => {
- it( 'should return keys', () => {
- el.setAttribute( 'foo', true );
- el.setAttribute( 'bar', true );
- const expected = [ 'foo', 'bar' ];
- let i = 0;
- for ( let key of el.getAttributeKeys() ) {
- expect( key ).to.equal( expected[ i ] );
- i++;
- }
- expect( i ).to.equal( 2 );
- } );
- } );
- describe( 'removeAttribute', () => {
- it( 'should remove attributes', () => {
- el.setAttribute( 'foo', true );
- expect( el.hasAttribute( 'foo' ) ).to.be.true;
- el.removeAttribute( 'foo' );
- expect( el.hasAttribute( 'foo' ) ).to.be.false;
- expect( utils.count( el.getAttributeKeys() ) ).to.equal( 0 );
- } );
- } );
- } );
- } );
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