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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 CommandCollection from '../src/commandcollection';
- import Command from '../src/command';
- import ModelTestEditor from './_utils/modeltesteditor';
- import { expectToThrowCKEditorError } from '@ckeditor/ckeditor5-utils/tests/_utils/utils';
- class SomeCommand extends Command {
- execute() {}
- }
- describe( 'CommandCollection', () => {
- let collection, editor;
- beforeEach( () => {
- collection = new CommandCollection();
- return ModelTestEditor
- .create()
- .then( newEditor => {
- editor = newEditor;
- } );
- } );
- afterEach( () => {
- collection.destroy();
- return editor.destroy();
- } );
- describe( 'add() and get()', () => {
- it( 'adds and retrieves a command', () => {
- const command = new SomeCommand( editor );
- collection.add( 'foo', command );
- expect( collection.get( 'foo' ) ).to.equal( command );
- } );
- } );
- describe( 'execute()', () => {
- it( 'executes given method with given attributes', () => {
- const command = new SomeCommand( editor );
- sinon.spy( command, 'execute' );
- collection.add( 'foo', command );
- collection.execute( 'foo', 1, 2 );
- expect( command.execute.calledOnce ).to.be.true;
- expect( command.execute.args[ 0 ] ).to.deep.equal( [ 1, 2 ] );
- } );
- it( 'throws an error if command does not exist', () => {
- const command = new SomeCommand( editor );
- collection.add( 'bar', command );
- expectToThrowCKEditorError( () => {
- collection.execute( 'foo' );
- }, /^commandcollection-command-not-found:/, editor );
- } );
- } );
- describe( 'names()', () => {
- it( 'returns iterator', () => {
- const names = collection.names();
- expect( names.next ).to.be.a( 'function' );
- } );
- it( 'returns iterator of command names', () => {
- collection.add( 'foo', new SomeCommand( editor ) );
- collection.add( 'bar', new SomeCommand( editor ) );
- expect( Array.from( collection.names() ) ).to.have.members( [ 'foo', 'bar' ] );
- } );
- } );
- describe( 'commands()', () => {
- it( 'returns iterator', () => {
- const commands = collection.commands();
- expect( commands.next ).to.be.a( 'function' );
- } );
- it( 'returns iterator of commands', () => {
- const c1 = new SomeCommand( editor );
- const c2 = new SomeCommand( editor );
- collection.add( 'foo', c1 );
- collection.add( 'bar', c2 );
- const commandArray = Array.from( collection.commands() );
- expect( commandArray ).to.have.length( 2 );
- expect( commandArray ).to.have.members( [ c1, c2 ] );
- } );
- } );
- describe( 'iterator', () => {
- it( 'exists', () => {
- expect( collection ).to.have.property( Symbol.iterator );
- } );
- it( 'returns iterator of [ name, command ]', () => {
- const c1 = new SomeCommand( editor );
- const c2 = new SomeCommand( editor );
- collection.add( 'foo', c1 );
- collection.add( 'bar', c2 );
- const collectionArray = Array.from( collection );
- expect( collectionArray ).to.have.length( 2 );
- expect( collectionArray.map( pair => pair[ 0 ] ) ).to.have.members( [ 'foo', 'bar' ] );
- expect( collectionArray.map( pair => pair[ 1 ] ) ).to.have.members( [ c1, c2 ] );
- } );
- } );
- describe( 'commands()', () => {
- it( 'returns iterator of commands', () => {
- const c1 = new SomeCommand( editor );
- const c2 = new SomeCommand( editor );
- sinon.spy( c1, 'destroy' );
- sinon.spy( c2, 'destroy' );
- collection.add( 'foo', c1 );
- collection.add( 'bar', c2 );
- collection.destroy();
- expect( c1.destroy.calledOnce ).to.be.true;
- expect( c2.destroy.calledOnce ).to.be.true;
- } );
- } );
- } );
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