text: /**
   * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved.
   * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license
   */
  
  /* globals document, console */
  
  import ClassicTestEditor from '@ckeditor/ckeditor5-core/tests/_utils/classictesteditor';
  import SimpleUploadAdapter from '../../src/adapters/simpleuploadadapter';
  import FileRepository from '../../src/filerepository';
  import { createNativeFileMock } from '../_utils/mocks';
  import testUtils from '@ckeditor/ckeditor5-core/tests/_utils/utils';
  
  describe( 'SimpleUploadAdapter', () => {
  	let editor, editorElement, sinonXHR, consoleWarnStub, fileRepository;
  
  	testUtils.createSinonSandbox();
  
  	beforeEach( () => {
  		editorElement = document.createElement( 'div' );
  		document.body.appendChild( editorElement );
  
  		sinonXHR = testUtils.sinon.useFakeServer();
  		consoleWarnStub = testUtils.sinon.stub( console, 'warn' );
  
  		return ClassicTestEditor
  			.create( editorElement, {
  				plugins: [ SimpleUploadAdapter ],
  				simpleUpload: {
  					uploadUrl: 'http://example.com'
  				}
  			} )
  			.then( newEditor => {
  				editor = newEditor;
  				fileRepository = editor.plugins.get( FileRepository );
  			} );
  	} );
  
  	afterEach( () => {
  		sinonXHR.restore();
  
  		editorElement.remove();
  
  		return editor.destroy();
  	} );
  
  	it( 'should require the FileRepository plugin', () => {
  		expect( SimpleUploadAdapter.requires ).to.deep.equal( [ FileRepository ] );
  	} );
  
  	it( 'should be named', () => {
  		expect( SimpleUploadAdapter.pluginName ).to.equal( 'SimpleUploadAdapter' );
  	} );
  
  	describe( 'init()', () => {
  		it( 'should activate the adapter', () => {
  			return ClassicTestEditor
  				.create( editorElement, {
  					plugins: [ SimpleUploadAdapter ],
  					simpleUpload: {
  						uploadUrl: 'http://example.com'
  					}
  				} )
  				.then( editor => {
  					expect( editor.plugins.get( FileRepository ).createUploadAdapter ).is.a( 'function' );
  
  					return editor.destroy();
  				} );
  		} );
  	} );
  
  	describe( 'UploadAdapter', () => {
  		let adapter, loader;
  
  		beforeEach( () => {
  			const file = createNativeFileMock();
  			file.name = 'image.jpeg';
  
  			loader = fileRepository.createLoader( file );
  
  			adapter = editor.plugins.get( FileRepository ).createUploadAdapter( loader );
  		} );
  
  		it( 'the crateAdapter() method should be registered and have upload() and abort methods()', () => {
  			expect( adapter ).to.not.be.undefined;
  			expect( adapter.upload ).to.be.a( 'function' );
  			expect( adapter.abort ).to.be.a( 'function' );
  		} );
  
  		it( 'should not set the FileRepository.createUploadAdapter() factory if not configured', () => {
  			const editorElement = document.createElement( 'div' );
  			document.body.appendChild( editorElement );
  
  			return ClassicTestEditor
  				.create( editorElement, {
  					plugins: [ SimpleUploadAdapter ]
  				} )
  				.then( editor => {
  					const fileRepository = editor.plugins.get( FileRepository );
  
  					expect( fileRepository ).to.not.have.property( 'createUploadAdapter' );
  
  					editorElement.remove();
  
  					return editor.destroy();
  				} );
  		} );
  
  		it( 'should not set the FileRepository.createUploadAdapter() factory if not configured properly', () => {
  			const editorElement = document.createElement( 'div' );
  			document.body.appendChild( editorElement );
  
  			return ClassicTestEditor
  				.create( editorElement, {
  					plugins: [ SimpleUploadAdapter ],
  					simpleUpload: {
  						// Missing "uploadUrl".
  						foo: 'bar'
  					}
  				} )
  				.then( editor => {
  					expect( consoleWarnStub.callCount ).to.equal( 1 );
  					expect( consoleWarnStub.firstCall.args[ 0 ] ).to.match( /^simple-upload-adapter-missing-uploadurl/ );
  
  					const fileRepository = editor.plugins.get( FileRepository );
  
  					expect( fileRepository ).to.not.have.property( 'createUploadAdapter' );
  
  					editorElement.remove();
  
  					return editor.destroy();
  				} );
  		} );
  
  		describe( 'upload()', () => {
  			it( 'should return a Promise', () => {
  				return loader.file
  					.then( () => {
  						expect( adapter.upload() ).to.be.instanceof( Promise );
  					} );
  			} );
  
  			describe( 'using public feature configuration', () => {
  				it( 'should send a request to config#uploadUrl', () => {
  					const validResponse = {
  						url: 'http://example.com/images/image.jpeg'
  					};
  
  					const uploadPromise = adapter.upload();
  
  					return loader.file
  						.then( () => {
  							const request = sinonXHR.requests[ 0 ];
  							request.respond( 200, { 'Content-Type': 'application/json' }, JSON.stringify( validResponse ) );
  
  							expect( request.url ).to.equal( 'http://example.com' );
  
  							return uploadPromise;
  						} )
  						.then( uploadResponse => {
  							expect( uploadResponse ).to.be.a( 'object' );
  							expect( uploadResponse ).to.have.property( 'default', 'http://example.com/images/image.jpeg' );
  						} );
  				} );
  
  				it( 'should use config#headers in the request (when specified)', () => {
  					const editorElement = document.createElement( 'div' );
  					document.body.appendChild( editorElement );
  
  					return ClassicTestEditor
  						.create( editorElement, {
  							plugins: [ SimpleUploadAdapter ],
  							simpleUpload: {
  								uploadUrl: 'http://example.com',
  								headers: {
  									'X-CSRF-TOKEN': 'foo',
  									Authorization: 'Bearer <token>'
  								}
  							}
  						} )
  						.then( editor => {
  							const adapter = editor.plugins.get( FileRepository ).createUploadAdapter( loader );
  							const validResponse = {
  								url: 'http://example.com/images/image.jpeg'
  							};
  
  							const uploadPromise = adapter.upload();
  
  							return loader.file
  								.then( () => {
  									const request = sinonXHR.requests[ 0 ];
  									request.respond( 200, { 'Content-Type': 'application/json' }, JSON.stringify( validResponse ) );
  
  									const requestHeaders = request.requestHeaders;
  
  									expect( requestHeaders ).to.be.a( 'object' );
  									expect( requestHeaders ).to.have.property( 'X-CSRF-TOKEN', 'foo' );
  									expect( requestHeaders ).to.have.property( 'Authorization', 'Bearer <token>' );
  
  									return uploadPromise;
  								} )
  								.then( uploadResponse => {
  									expect( uploadResponse ).to.be.a( 'object' );
  									expect( uploadResponse ).to.have.property( 'default', 'http://example.com/images/image.jpeg' );
  
  									editorElement.remove();
  								} )
  								.then( () => editor.destroy() );
  						} );
  				} );
  
  				it( 'should not set #requestHeaders of the request if config#headers is not specified', () => {
  					const editorElement = document.createElement( 'div' );
  					document.body.appendChild( editorElement );
  
  					return ClassicTestEditor
  						.create( editorElement, {
  							plugins: [ SimpleUploadAdapter ],
  							simpleUpload: {
  								uploadUrl: 'http://example.com'
  							}
  						} )
  						.then( editor => {
  							const adapter = editor.plugins.get( FileRepository ).createUploadAdapter( loader );
  							const validResponse = {
  								url: 'http://example.com/images/image.jpeg'
  							};
  
  							const uploadPromise = adapter.upload();
  
  							return loader.file
  								.then( () => {
  									const request = sinonXHR.requests[ 0 ];
  									request.respond( 200, { 'Content-Type': 'application/json' }, JSON.stringify( validResponse ) );
  
  									const requestHeaders = request.requestHeaders;
  
  									expect( requestHeaders ).to.be.a( 'object' );
  									expect( requestHeaders ).to.be.empty;
  
  									return uploadPromise;
  								} )
  								.then( uploadResponse => {
  									expect( uploadResponse ).to.be.a( 'object' );
  									expect( uploadResponse ).to.have.property( 'default', 'http://example.com/images/image.jpeg' );
  
  									editorElement.remove();
  								} )
  								.then( () => editor.destroy() );
  						} );
  				} );
  
  				it( 'should use config#withCredentials in the request (when specified)', () => {
  					const editorElement = document.createElement( 'div' );
  					document.body.appendChild( editorElement );
  
  					return ClassicTestEditor
  						.create( editorElement, {
  							plugins: [ SimpleUploadAdapter ],
  							simpleUpload: {
  								uploadUrl: 'http://example.com',
  								withCredentials: true
  							}
  						} )
  						.then( editor => {
  							const adapter = editor.plugins.get( FileRepository ).createUploadAdapter( loader );
  							const validResponse = {
  								url: 'http://example.com/images/image.jpeg'
  							};
  
  							const uploadPromise = adapter.upload();
  
  							return loader.file
  								.then( () => {
  									const request = sinonXHR.requests[ 0 ];
  									request.respond( 200, { 'Content-Type': 'application/json' }, JSON.stringify( validResponse ) );
  
  									expect( request ).to.have.property( 'withCredentials', true );
  
  									return uploadPromise;
  								} )
  								.then( uploadResponse => {
  									expect( uploadResponse ).to.be.a( 'object' );
  									expect( uploadResponse ).to.have.property( 'default', 'http://example.com/images/image.jpeg' );
  
  									editorElement.remove();
  								} )
  								.then( () => editor.destroy() );
  						} );
  				} );
  
  				it( 'should not set #withCredentials of the request if config#withCredentials is not set', () => {
  					const editorElement = document.createElement( 'div' );
  					document.body.appendChild( editorElement );
  
  					return ClassicTestEditor
  						.create( editorElement, {
  							plugins: [ SimpleUploadAdapter ],
  							simpleUpload: {
  								uploadUrl: 'http://example.com'
  							}
  						} )
  						.then( editor => {
  							const adapter = editor.plugins.get( FileRepository ).createUploadAdapter( loader );
  							const validResponse = {
  								url: 'http://example.com/images/image.jpeg'
  							};
  
  							const uploadPromise = adapter.upload();
  
  							return loader.file
  								.then( () => {
  									const request = sinonXHR.requests[ 0 ];
  									request.respond( 200, { 'Content-Type': 'application/json' }, JSON.stringify( validResponse ) );
  
  									expect( request ).to.have.property( 'withCredentials', false );
  
  									return uploadPromise;
  								} )
  								.then( uploadResponse => {
  									expect( uploadResponse ).to.be.a( 'object' );
  									expect( uploadResponse ).to.have.property( 'default', 'http://example.com/images/image.jpeg' );
  
  									editorElement.remove();
  								} )
  								.then( () => editor.destroy() );
  						} );
  				} );
  			} );
  
  			it( 'should support responsive image URLs returned in the server response', () => {
  				const validResponse = {
  					urls: {
  						default: 'http://example.com/images/image.jpeg',
  						'120': 'http://example.com/images/image-120.jpeg',
  						'240': 'http://example.com/images/image-240.jpeg'
  					}
  				};
  
  				const uploadPromise = adapter.upload();
  
  				return loader.file
  					.then( () => {
  						sinonXHR.requests[ 0 ].respond( 200, {
  							'Content-Type': 'application/json'
  						}, JSON.stringify( validResponse ) );
  
  						return uploadPromise;
  					} )
  					.then( uploadResponse => {
  						expect( uploadResponse ).to.deep.equal( validResponse.urls );
  					} );
  			} );
  
  			it( 'should throw on a generic request error', () => {
  				const promise = adapter.upload()
  					.then( () => {
  						throw new Error( 'Promise should throw.' );
  					} )
  					.catch( msg => {
  						expect( msg ).to.equal( 'Couldn\'t upload file: image.jpeg.' );
  					} );
  
  				loader.file.then( () => {
  					const request = sinonXHR.requests[ 0 ];
  					request.error();
  				} );
  
  				return promise;
  			} );
  
  			it( 'should throw on an error from server', () => {
  				const responseError = {
  					error: {
  						message: 'Foo bar baz.'
  					}
  				};
  
  				const promise = adapter.upload()
  					.then( () => {
  						throw new Error( 'Promise should throw.' );
  					} )
  					.catch( msg => {
  						expect( msg ).to.equal( 'Foo bar baz.' );
  					} );
  
  				loader.file.then( () => {
  					const request = sinonXHR.requests[ 0 ];
  					request.respond( 200, { 'Content-Type': 'application/json' }, JSON.stringify( responseError ) );
  				} );
  
  				return promise;
  			} );
  
  			it( 'should throw a generic error on an error from server without a message', () => {
  				const responseError = {
  					error: {}
  				};
  
  				const promise = adapter.upload()
  					.then( () => {
  						throw new Error( 'Promise should throw.' );
  					} )
  					.catch( msg => {
  						expect( msg ).to.equal( 'Couldn\'t upload file: image.jpeg.' );
  					} );
  
  				loader.file.then( () => {
  					const request = sinonXHR.requests[ 0 ];
  					request.respond( 200, { 'Content-Type': 'application/json' }, JSON.stringify( responseError ) );
  				} );
  
  				return promise;
  			} );
  
  			it( 'should throw an error on abort()', () => {
  				let request;
  
  				const promise = adapter.upload()
  					.then( () => {
  						throw new Error( 'Promise should throw.' );
  					} )
  					.catch( () => {
  						expect( request.aborted ).to.be.true;
  					} );
  
  				loader.file.then( () => {
  					request = sinonXHR.requests[ 0 ];
  					adapter.abort();
  				} );
  
  				return promise;
  			} );
  
  			it( 'abort() should not throw before upload', () => {
  				expect( () => {
  					adapter.abort();
  				} ).to.not.throw();
  			} );
  
  			it( 'should update progress', () => {
  				adapter.upload();
  
  				return loader.file.then( () => {
  					const request = sinonXHR.requests[ 0 ];
  					request.uploadProgress( { loaded: 4, total: 10 } );
  
  					expect( loader.uploadTotal ).to.equal( 10 );
  					expect( loader.uploaded ).to.equal( 4 );
  				} );
  			} );
  		} );
  	} );
  } );
  