/**
* @license Copyright (c) 2003-2018, CKSource - Frederico Knabben. All rights reserved.
* For licensing, see LICENSE.md.
*/
/* globals window, setTimeout, atob, URL, Blob */
import VirtualTestEditor from '@ckeditor/ckeditor5-core/tests/_utils/virtualtesteditor';
import Plugin from '@ckeditor/ckeditor5-core/src/plugin';
import Clipboard from '@ckeditor/ckeditor5-clipboard/src/clipboard';
import ImageEditing from '../../src/image/imageediting';
import ImageUploadEditing from '../../src/imageupload/imageuploadediting';
import ImageUploadCommand from '../../src/imageupload/imageuploadcommand';
import Paragraph from '@ckeditor/ckeditor5-paragraph/src/paragraph';
import UndoEditing from '@ckeditor/ckeditor5-undo/src/undoediting';
import DataTransfer from '@ckeditor/ckeditor5-clipboard/src/datatransfer';
import FileRepository from '@ckeditor/ckeditor5-upload/src/filerepository';
import { UploadAdapterMock, createNativeFileMock, NativeFileReaderMock } from '@ckeditor/ckeditor5-upload/tests/_utils/mocks';
import { setData as setModelData, getData as getModelData } from '@ckeditor/ckeditor5-engine/src/dev-utils/model';
import { getData as getViewData } from '@ckeditor/ckeditor5-engine/src/dev-utils/view';
import log from '@ckeditor/ckeditor5-utils/src/log';
import env from '@ckeditor/ckeditor5-utils/src/env';
import testUtils from '@ckeditor/ckeditor5-core/tests/_utils/utils';
import Notification from '@ckeditor/ckeditor5-ui/src/notification/notification';
describe( 'ImageUploadEditing', () => {
// eslint-disable-next-line max-len
const base64Sample = 'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mNk+A8AAQUBAScY42YAAAAASUVORK5CYII=';
const isEdgeEnv = env.isEdge;
let adapterMocks = [];
let editor, model, view, doc, fileRepository, viewDocument, nativeReaderMock, loader;
testUtils.createSinonSandbox();
class UploadAdapterPluginMock extends Plugin {
init() {
fileRepository = this.editor.plugins.get( FileRepository );
fileRepository.createUploadAdapter = newLoader => {
loader = newLoader;
const adapterMock = new UploadAdapterMock( loader );
adapterMocks.push( adapterMock );
return adapterMock;
};
}
}
beforeEach( () => {
if ( isEdgeEnv ) {
testUtils.sinon.stub( window, 'File' ).callsFake( () => {
return { name: 'file.jpg' };
} );
}
// Most tests assume non-edge environment but we do not set `contenteditable=false` on Edge so stub `env.isEdge`.
testUtils.sinon.stub( env, 'isEdge' ).get( () => false );
testUtils.sinon.stub( window, 'FileReader' ).callsFake( () => {
nativeReaderMock = new NativeFileReaderMock();
return nativeReaderMock;
} );
return VirtualTestEditor
.create( {
plugins: [ ImageEditing, ImageUploadEditing, Paragraph, UndoEditing, UploadAdapterPluginMock, Clipboard ]
} )
.then( newEditor => {
editor = newEditor;
model = editor.model;
doc = model.document;
view = editor.editing.view;
viewDocument = view.document;
// Stub `view.scrollToTheSelection` as it will fail on VirtualTestEditor without DOM.
testUtils.sinon.stub( view, 'scrollToTheSelection' ).callsFake( () => {} );
} );
} );
afterEach( () => {
adapterMocks = [];
return editor.destroy();
} );
it( 'should register proper schema rules', () => {
expect( model.schema.checkAttribute( [ '$root', 'image' ], 'uploadId' ) ).to.be.true;
} );
it( 'should register imageUpload command', () => {
expect( editor.commands.get( 'imageUpload' ) ).to.be.instanceOf( ImageUploadCommand );
} );
it( 'should not crash when Clipboard plugin is not available', () => {
return VirtualTestEditor
.create( {
plugins: [ ImageEditing, ImageUploadEditing, Paragraph, UndoEditing, UploadAdapterPluginMock ]
} );
} );
it( 'should insert image when is pasted', () => {
const fileMock = createNativeFileMock();
const dataTransfer = new DataTransfer( { files: [ fileMock ], types: [ 'Files' ] } );
setModelData( model, '[]foo' );
const targetRange = model.createRange( model.createPositionAt( doc.getRoot(), 1 ), model.createPositionAt( doc.getRoot(), 1 ) );
const targetViewRange = editor.editing.mapper.toViewRange( targetRange );
viewDocument.fire( 'clipboardInput', { dataTransfer, targetRanges: [ targetViewRange ] } );
const id = fileRepository.getLoader( fileMock ).id;
expect( getModelData( model ) ).to.equal(
`foo[]`
);
} );
it( 'should insert image at optimized position when is pasted', () => {
const fileMock = createNativeFileMock();
const dataTransfer = new DataTransfer( { files: [ fileMock ], types: [ 'Files' ] } );
setModelData( model, '[]foo' );
const paragraph = doc.getRoot().getChild( 0 );
const targetRange = model.createRange( model.createPositionAt( paragraph, 1 ), model.createPositionAt( paragraph, 1 ) ); // f[]oo
const targetViewRange = editor.editing.mapper.toViewRange( targetRange );
viewDocument.fire( 'clipboardInput', { dataTransfer, targetRanges: [ targetViewRange ] } );
const id = fileRepository.getLoader( fileMock ).id;
expect( getModelData( model ) ).to.equal(
`[]foo`
);
} );
it( 'should insert multiple image files when are pasted', () => {
const files = [ createNativeFileMock(), createNativeFileMock() ];
const dataTransfer = new DataTransfer( { files, types: [ 'Files' ] } );
setModelData( model, '[]foo' );
const targetRange = model.createRange( model.createPositionAt( doc.getRoot(), 1 ), model.createPositionAt( doc.getRoot(), 1 ) );
const targetViewRange = editor.editing.mapper.toViewRange( targetRange );
viewDocument.fire( 'clipboardInput', { dataTransfer, targetRanges: [ targetViewRange ] } );
const id1 = fileRepository.getLoader( files[ 0 ] ).id;
const id2 = fileRepository.getLoader( files[ 1 ] ).id;
expect( getModelData( model ) ).to.equal(
'foo' +
`` +
`[]`
);
} );
it( 'should insert image when is pasted on allowed position when ImageUploadCommand is disabled', () => {
setModelData( model, 'foo[]' );
const fileMock = createNativeFileMock();
const dataTransfer = new DataTransfer( { files: [ fileMock ], types: [ 'Files' ] } );
const command = editor.commands.get( 'imageUpload' );
expect( command.isEnabled ).to.be.false;
const targetRange = model.createRange( model.createPositionAt( doc.getRoot(), 0 ), model.createPositionAt( doc.getRoot(), 0 ) );
const targetViewRange = editor.editing.mapper.toViewRange( targetRange );
viewDocument.fire( 'clipboardInput', { dataTransfer, targetRanges: [ targetViewRange ] } );
const id = fileRepository.getLoader( fileMock ).id;
expect( getModelData( model ) ).to.equal(
`[]foo`
);
} );
it( 'should not insert image when editor is in read-only mode', () => {
// Clipboard plugin is required for this test.
return VirtualTestEditor
.create( {
plugins: [ ImageEditing, ImageUploadEditing, Paragraph, UploadAdapterPluginMock, Clipboard ]
} )
.then( editor => {
const fileMock = createNativeFileMock();
const dataTransfer = new DataTransfer( { files: [ fileMock ], types: [ 'Files' ] } );
setModelData( editor.model, '[]foo' );
const targetRange = editor.model.document.selection.getFirstRange();
const targetViewRange = editor.editing.mapper.toViewRange( targetRange );
editor.isReadOnly = true;
editor.editing.view.document.fire( 'clipboardInput', { dataTransfer, targetRanges: [ targetViewRange ] } );
expect( getModelData( editor.model ) ).to.equal( '[]foo' );
return editor.destroy();
} );
} );
it( 'should not insert image when file is not an image', () => {
const viewDocument = editor.editing.view.document;
const fileMock = {
type: 'media/mp3',
size: 1024
};
const dataTransfer = new DataTransfer( {
files: [ fileMock ],
types: [ 'Files' ],
getData: () => ''
} );
setModelData( model, 'foo[]' );
const targetRange = doc.selection.getFirstRange();
const targetViewRange = editor.editing.mapper.toViewRange( targetRange );
viewDocument.fire( 'clipboardInput', { dataTransfer, targetRanges: [ targetViewRange ] } );
expect( getModelData( model ) ).to.equal( 'foo[]' );
} );
it( 'should not insert image when file is null', () => {
const viewDocument = editor.editing.view.document;
const dataTransfer = new DataTransfer( { files: [ null ], types: [ 'Files' ], getData: () => null } );
setModelData( model, 'foo[]' );
const targetRange = doc.selection.getFirstRange();
const targetViewRange = editor.editing.mapper.toViewRange( targetRange );
viewDocument.fire( 'clipboardInput', { dataTransfer, targetRanges: [ targetViewRange ] } );
expect( getModelData( model ) ).to.equal( 'foo[]' );
} );
it( 'should not insert image when there is non-empty HTML content pasted', () => {
const fileMock = createNativeFileMock();
const dataTransfer = new DataTransfer( {
files: [ fileMock ],
types: [ 'Files', 'text/html' ],
getData: type => type === 'text/html' ? '
SomeData
' : ''
} );
setModelData( model, '[]foo' );
const targetRange = model.createRange( model.createPositionAt( doc.getRoot(), 1 ), model.createPositionAt( doc.getRoot(), 1 ) );
const targetViewRange = editor.editing.mapper.toViewRange( targetRange );
viewDocument.fire( 'clipboardInput', { dataTransfer, targetRanges: [ targetViewRange ] } );
expect( getModelData( model ) ).to.equal( 'SomeData[]foo' );
} );
it( 'should not insert image nor crash when pasted image could not be inserted', () => {
model.schema.register( 'other', {
allowIn: '$root',
isLimit: true
} );
model.schema.extend( '$text', { allowIn: 'other' } );
editor.conversion.elementToElement( { model: 'other', view: 'p' } );
setModelData( model, '[]' );
const fileMock = createNativeFileMock();
const dataTransfer = new DataTransfer( { files: [ fileMock ], types: [ 'Files' ] } );
const targetRange = doc.selection.getFirstRange();
const targetViewRange = editor.editing.mapper.toViewRange( targetRange );
viewDocument.fire( 'clipboardInput', { dataTransfer, targetRanges: [ targetViewRange ] } );
expect( getModelData( model ) ).to.equal( '[]' );
} );
it( 'should not throw when upload adapter is not set (FileRepository will log an error anyway) when image is pasted', () => {
const fileMock = createNativeFileMock();
const dataTransfer = new DataTransfer( { files: [ fileMock ], types: [ 'Files' ] } );
const logStub = testUtils.sinon.stub( log, 'error' );
setModelData( model, '[]foo' );
fileRepository.createUploadAdapter = undefined;
const targetRange = model.createRange( model.createPositionAt( doc.getRoot(), 1 ), model.createPositionAt( doc.getRoot(), 1 ) );
const targetViewRange = editor.editing.mapper.toViewRange( targetRange );
expect( () => {
viewDocument.fire( 'clipboardInput', { dataTransfer, targetRanges: [ targetViewRange ] } );
} ).to.not.throw();
expect( getModelData( model ) ).to.equal( 'foo[]' );
sinon.assert.calledOnce( logStub );
} );
// https://github.com/ckeditor/ckeditor5-upload/issues/70
it( 'should not crash on browsers which do not implement DOMStringList as a child class of an Array', () => {
const typesDomStringListMock = {
length: 2,
'0': 'text/html',
'1': 'text/plain'
};
const dataTransfer = new DataTransfer( {
types: typesDomStringListMock,
getData: type => type === 'text/html' ? 'SomeData
' : 'SomeData'
} );
setModelData( model, '[]foo' );
const targetRange = doc.selection.getFirstRange();
const targetViewRange = editor.editing.mapper.toViewRange( targetRange );
viewDocument.fire( 'clipboardInput', { dataTransfer, targetRanges: [ targetViewRange ] } );
// Well, there's no clipboard plugin, so nothing happens.
expect( getModelData( model ) ).to.equal( 'SomeData[]foo' );
} );
it( 'should not convert image\'s uploadId attribute if is consumed already', () => {
editor.editing.downcastDispatcher.on( 'attribute:uploadId:image', ( evt, data, conversionApi ) => {
conversionApi.consumable.consume( data.item, evt.name );
}, { priority: 'high' } );
setModelData( model, '' );
expect( getViewData( view ) ).to.equal(
'[' +
'
' +
']' );
} );
it( 'should use read data once it is present', done => {
const file = createNativeFileMock();
setModelData( model, '{}foo bar' );
editor.execute( 'imageUpload', { file } );
model.once( '_change', () => {
tryExpect( done, () => {
expect( getViewData( view ) ).to.equal(
'[' +
`
` +
']' +
'foo bar
' );
expect( loader.status ).to.equal( 'uploading' );
} );
} );
expect( loader.status ).to.equal( 'reading' );
loader.file.then( () => nativeReaderMock.mockSuccess( base64Sample ) );
} );
it( 'should replace read data with server response once it is present', done => {
const file = createNativeFileMock();
setModelData( model, '{}foo bar' );
editor.execute( 'imageUpload', { file } );
model.document.once( 'change', () => {
model.document.once( 'change', () => {
tryExpect( done, () => {
expect( getViewData( view ) ).to.equal(
'[
]foo bar
'
);
expect( loader.status ).to.equal( 'idle' );
} );
}, { priority: 'lowest' } );
loader.file.then( () => adapterMocks[ 0 ].mockSuccess( { default: 'image.png' } ) );
} );
loader.file.then( () => nativeReaderMock.mockSuccess( base64Sample ) );
} );
it( 'should fire notification event in case of error', done => {
const notification = editor.plugins.get( Notification );
const file = createNativeFileMock();
notification.on( 'show:warning', ( evt, data ) => {
tryExpect( done, () => {
expect( data.message ).to.equal( 'Reading error.' );
expect( data.title ).to.equal( 'Upload failed' );
evt.stop();
} );
}, { priority: 'high' } );
setModelData( model, '{}foo bar' );
editor.execute( 'imageUpload', { file } );
loader.file.then( () => nativeReaderMock.mockError( 'Reading error.' ) );
} );
it( 'should not fire notification on abort', done => {
const notification = editor.plugins.get( Notification );
const file = createNativeFileMock();
const spy = testUtils.sinon.spy();
notification.on( 'show:warning', evt => {
spy();
evt.stop();
}, { priority: 'high' } );
setModelData( model, '{}foo bar' );
editor.execute( 'imageUpload', { file } );
loader.file.then( () => {
nativeReaderMock.abort();
setTimeout( () => {
sinon.assert.notCalled( spy );
done();
}, 0 );
} );
} );
it( 'should throw when other error happens during upload', done => {
const file = createNativeFileMock();
const error = new Error( 'Foo bar baz' );
const uploadEditing = editor.plugins.get( ImageUploadEditing );
const loadSpy = sinon.spy( uploadEditing, '_readAndUpload' );
const catchSpy = sinon.spy();
// Throw an error when async attribute change occur.
editor.editing.downcastDispatcher.on( 'attribute:uploadStatus:image', ( evt, data ) => {
if ( data.attributeNewValue == 'uploading' ) {
throw error;
}
} );
setModelData( model, '{}foo bar' );
editor.execute( 'imageUpload', { file } );
sinon.assert.calledOnce( loadSpy );
const promise = loadSpy.returnValues[ 0 ];
// Check if error can be caught.
promise.catch( catchSpy );
loader.file.then( () => {
nativeReaderMock.mockSuccess();
setTimeout( () => {
sinon.assert.calledOnce( catchSpy );
sinon.assert.calledWithExactly( catchSpy, error );
done();
}, 0 );
} );
} );
it( 'should do nothing if image does not have uploadId', () => {
setModelData( model, '' );
expect( getViewData( view ) ).to.equal(
'[
]'
);
} );
it( 'should remove image in case of upload error', done => {
const file = createNativeFileMock();
const spy = testUtils.sinon.spy();
const notification = editor.plugins.get( Notification );
setModelData( model, '{}foo bar' );
notification.on( 'show:warning', evt => {
spy();
evt.stop();
}, { priority: 'high' } );
editor.execute( 'imageUpload', { file } );
model.document.once( 'change', () => {
model.document.once( 'change', () => {
tryExpect( done, () => {
expect( getModelData( model ) ).to.equal( '[]foo bar' );
sinon.assert.calledOnce( spy );
} );
} );
} );
loader.file.then( () => nativeReaderMock.mockError( 'Upload error.' ) );
} );
it( 'should abort upload if image is removed', () => {
const file = createNativeFileMock();
setModelData( model, '{}foo bar' );
editor.execute( 'imageUpload', { file } );
const abortSpy = testUtils.sinon.spy( loader, 'abort' );
expect( loader.status ).to.equal( 'reading' );
return loader.file.then( () => {
nativeReaderMock.mockSuccess( base64Sample );
const image = doc.getRoot().getChild( 0 );
model.change( writer => {
writer.remove( image );
} );
expect( loader.status ).to.equal( 'aborted' );
sinon.assert.calledOnce( abortSpy );
} );
} );
it( 'should not abort and not restart upload when image is moved', () => {
const file = createNativeFileMock();
setModelData( model, '{}foo bar' );
editor.execute( 'imageUpload', { file } );
const abortSpy = testUtils.sinon.spy( loader, 'abort' );
const loadSpy = testUtils.sinon.spy( loader, 'read' );
const image = doc.getRoot().getChild( 0 );
model.change( writer => {
writer.move( writer.createRangeOn( image ), writer.createPositionAt( doc.getRoot(), 2 ) );
} );
expect( abortSpy.called ).to.be.false;
expect( loadSpy.called ).to.be.false;
} );
it( 'image should be permanently removed if it is removed by user during upload', done => {
const file = createNativeFileMock();
const notification = editor.plugins.get( Notification );
setModelData( model, '{}foo bar' );
// Prevent popping up alert window.
notification.on( 'show:warning', evt => {
evt.stop();
}, { priority: 'high' } );
editor.execute( 'imageUpload', { file } );
model.document.once( 'change', () => {
// This is called after "manual" remove.
model.document.once( 'change', () => {
// This is called after attributes are removed.
let undone = false;
model.document.once( 'change', () => {
if ( !undone ) {
undone = true;
// This is called after abort remove.
expect( getModelData( model ) ).to.equal( '[]foo bar' );
editor.execute( 'undo' );
// Expect that the image has not been brought back.
expect( getModelData( model ) ).to.equal( '[]foo bar' );
done();
}
} );
} );
} );
const image = doc.getRoot().getChild( 0 );
model.change( writer => {
writer.remove( image );
} );
} );
it( 'should create responsive image if server return multiple images', done => {
const file = createNativeFileMock();
setModelData( model, '{}foo bar' );
editor.execute( 'imageUpload', { file } );
model.document.once( 'change', () => {
model.document.once( 'change', () => {
tryExpect( done, () => {
expect( getViewData( view ) ).to.equal(
'[' +
'
' +
']foo bar
'
);
expect( loader.status ).to.equal( 'idle' );
} );
}, { priority: 'lowest' } );
loader.file.then( () => adapterMocks[ 0 ].mockSuccess( { default: 'image.png', 500: 'image-500.png', 800: 'image-800.png' } ) );
} );
loader.file.then( () => nativeReaderMock.mockSuccess( base64Sample ) );
} );
it( 'should prevent from browser redirecting when an image is dropped on another image', () => {
const spy = testUtils.sinon.spy();
editor.editing.view.document.fire( 'dragover', {
preventDefault: spy
} );
expect( spy.calledOnce ).to.equal( true );
} );
it( 'should upload image with base64 src', done => {
editor.plugins.get( 'Clipboard' ).on( 'inputTransformation', () => {
const id = adapterMocks[ 0 ].loader.id;
const expected = 'bar' +
`[]` +
'foo';
expectModel( done, getModelData( model ), expected );
}, { priority: 'low' } );
setModelData( model, '[]foo' );
const clipboardHtml = `bar
`;
const dataTransfer = mockDataTransfer( clipboardHtml );
const targetRange = model.createRange( model.createPositionAt( doc.getRoot(), 1 ), model.createPositionAt( doc.getRoot(), 1 ) );
const targetViewRange = editor.editing.mapper.toViewRange( targetRange );
viewDocument.fire( 'clipboardInput', { dataTransfer, targetRanges: [ targetViewRange ] } );
} );
it( 'should upload image with blob src', done => {
editor.plugins.get( 'Clipboard' ).on( 'inputTransformation', () => {
const id = adapterMocks[ 0 ].loader.id;
const expected = `[]` +
'foo';
expectModel( done, getModelData( model ), expected );
}, { priority: 'low' } );
setModelData( model, '[]foo' );
const clipboardHtml = `
`;
const dataTransfer = mockDataTransfer( clipboardHtml );
const targetRange = model.createRange( model.createPositionAt( doc.getRoot(), 1 ), model.createPositionAt( doc.getRoot(), 1 ) );
const targetViewRange = editor.editing.mapper.toViewRange( targetRange );
viewDocument.fire( 'clipboardInput', { dataTransfer, targetRanges: [ targetViewRange ] } );
} );
it( 'should not upload image if no loader available', done => {
editor.plugins.get( 'Clipboard' ).on( 'inputTransformation', () => {
const expected = `[]foo`;
expectModel( done, getModelData( model ), expected );
}, { priority: 'low' } );
testUtils.sinon.stub( fileRepository, 'createLoader' ).callsFake( () => null );
setModelData( model, '[]foo' );
const clipboardHtml = `
`;
const dataTransfer = mockDataTransfer( clipboardHtml );
const targetRange = model.createRange( model.createPositionAt( doc.getRoot(), 1 ), model.createPositionAt( doc.getRoot(), 1 ) );
const targetViewRange = editor.editing.mapper.toViewRange( targetRange );
viewDocument.fire( 'clipboardInput', { dataTransfer, targetRanges: [ targetViewRange ] } );
} );
it( 'should not upload and remove image if fetch failed', done => {
editor.plugins.get( 'Clipboard' ).on( 'inputTransformation', () => {
const expected = '[]foo';
expectModel( done, getModelData( model ), expected );
}, { priority: 'low' } );
setModelData( model, '[]foo' );
const clipboardHtml = `
`;
const dataTransfer = mockDataTransfer( clipboardHtml );
const targetRange = model.createRange( model.createPositionAt( doc.getRoot(), 1 ), model.createPositionAt( doc.getRoot(), 1 ) );
const targetViewRange = editor.editing.mapper.toViewRange( targetRange );
// Stub `fetch` so it can be rejected.
testUtils.sinon.stub( window, 'fetch' ).callsFake( () => {
return new Promise( ( res, rej ) => rej() );
} );
viewDocument.fire( 'clipboardInput', { dataTransfer, targetRanges: [ targetViewRange ] } );
} );
it( 'should upload only images which were successfully fetched and remove failed ones', done => {
editor.plugins.get( 'Clipboard' ).on( 'inputTransformation', () => {
const expected = 'bar' +
`` +
`[]` +
'foo';
expectModel( done, getModelData( model ), expected );
}, { priority: 'low' } );
setModelData( model, '[]foo' );
const clipboardHtml = `bar
` +
`
`;
const dataTransfer = mockDataTransfer( clipboardHtml );
const targetRange = model.createRange( model.createPositionAt( doc.getRoot(), 1 ), model.createPositionAt( doc.getRoot(), 1 ) );
const targetViewRange = editor.editing.mapper.toViewRange( targetRange );
// Stub `fetch` in a way that 2 first calls are successful and 3rd fails.
let counter = 0;
const fetch = window.fetch;
testUtils.sinon.stub( window, 'fetch' ).callsFake( src => {
counter++;
if ( counter < 3 ) {
return fetch( src );
} else {
return new Promise( ( res, rej ) => rej() );
}
} );
viewDocument.fire( 'clipboardInput', { dataTransfer, targetRanges: [ targetViewRange ] } );
} );
it( 'should not upload and remove image when `File` constructor is not present', done => {
const fileFn = window.File;
window.File = undefined;
editor.plugins.get( 'Clipboard' ).on( 'inputTransformation', () => {
window.File = fileFn;
const expected = 'baz[]foo';
expectModel( done, getModelData( model ), expected );
}, { priority: 'low' } );
setModelData( model, '[]foo' );
const clipboardHtml = `
baz
`;
const dataTransfer = mockDataTransfer( clipboardHtml );
const targetRange = model.createRange( model.createPositionAt( doc.getRoot(), 1 ), model.createPositionAt( doc.getRoot(), 1 ) );
const targetViewRange = editor.editing.mapper.toViewRange( targetRange );
viewDocument.fire( 'clipboardInput', { dataTransfer, targetRanges: [ targetViewRange ] } );
} );
it( 'should not upload and remove image when `File` constructor is not supported', done => {
const fileFn = window.File;
window.File = function() {
throw new Error( 'Function expected.' ); // Simulating Edge browser behaviour here.
};
editor.plugins.get( 'Clipboard' ).on( 'inputTransformation', () => {
window.File = fileFn;
const expected = 'baz[]foo';
expectModel( done, getModelData( model ), expected );
}, { priority: 'low' } );
setModelData( model, '[]foo' );
const clipboardHtml = `baz
`;
const dataTransfer = mockDataTransfer( clipboardHtml );
const targetRange = model.createRange( model.createPositionAt( doc.getRoot(), 1 ), model.createPositionAt( doc.getRoot(), 1 ) );
const targetViewRange = editor.editing.mapper.toViewRange( targetRange );
viewDocument.fire( 'clipboardInput', { dataTransfer, targetRanges: [ targetViewRange ] } );
} );
// Skip this test on Edge as we mock `File` object there so there is no sense in testing it.
( isEdgeEnv ? it.skip : it )( 'should get file extension from base64 string', done => {
editor.plugins.get( 'Clipboard' ).on( 'inputTransformation', () => {
tryExpect( done, () => {
loader.file.then( file => expect( file.name.split( '.' ).pop() ).to.equal( 'png' ) );
} );
}, { priority: 'low' } );
setModelData( model, '[]foo' );
const clipboardHtml = `
`;
const dataTransfer = mockDataTransfer( clipboardHtml );
const targetRange = model.createRange( model.createPositionAt( doc.getRoot(), 1 ), model.createPositionAt( doc.getRoot(), 1 ) );
const targetViewRange = editor.editing.mapper.toViewRange( targetRange );
// Stub `fetch` to return custom blob without type.
testUtils.sinon.stub( window, 'fetch' ).callsFake( () => {
return new Promise( res => res( {
blob() {
return new Promise( res => res( new Blob( [ 'foo', 'bar' ] ) ) );
}
} ) );
} );
viewDocument.fire( 'clipboardInput', { dataTransfer, targetRanges: [ targetViewRange ] } );
} );
// Skip this test on Edge as we mock `File` object there so there is no sense in testing it.
( isEdgeEnv ? it.skip : it )( 'should use fallback file extension', done => {
editor.plugins.get( 'Clipboard' ).on( 'inputTransformation', () => {
tryExpect( done, () => {
loader.file.then( file => expect( file.name.split( '.' ).pop() ).to.equal( 'jpeg' ) );
} );
}, { priority: 'low' } );
setModelData( model, '[]foo' );
const clipboardHtml = `
`;
const dataTransfer = mockDataTransfer( clipboardHtml );
const targetRange = model.createRange( model.createPositionAt( doc.getRoot(), 1 ), model.createPositionAt( doc.getRoot(), 1 ) );
const targetViewRange = editor.editing.mapper.toViewRange( targetRange );
// Stub `fetch` to return custom blob without type.
testUtils.sinon.stub( window, 'fetch' ).callsFake( () => {
return new Promise( res => res( {
blob() {
return new Promise( res => res( new Blob( [ 'foo', 'bar' ] ) ) );
}
} ) );
} );
viewDocument.fire( 'clipboardInput', { dataTransfer, targetRanges: [ targetViewRange ] } );
} );
} );
// Asserts actual and expected model data.
//
// @param {function} done Callback function to be called when assertion is done.
// @param {String} actual Actual model data.
// @param {String} expected Expected model data.
function expectModel( done, actual, expected ) {
tryExpect( done, () => {
expect( actual ).to.equal( expected );
} );
}
// Runs given expect function in a try-catch. It should be used only when `expect` is called as a result of a `Promise`
// resolution as all errors may be caught by tested code and needs to be rethrow to be correctly processed by a testing framework.
//
// @param {Function} doneFn Function to run when assertion is done.
// @param {Function} expectFn Function containing all assertions.
function tryExpect( doneFn, expectFn ) {
try {
expectFn();
doneFn();
} catch ( err ) {
doneFn( err );
}
}
// Creates data transfer object with predefined data.
//
// @param {String} content The content returned as `text/html` when queried.
// @returns {module:clipboard/datatransfer~DataTransfer} DataTransfer object.
function mockDataTransfer( content ) {
return new DataTransfer( {
types: [ 'text/html' ],
getData: type => type === 'text/html' ? content : ''
} );
}
// Creates blob url from the given base64 data.
//
// @param {String} base64 The base64 string from which blob url will be generated.
// @returns {String} Blob url.
function base64ToBlobUrl( base64 ) {
return URL.createObjectURL( base64ToBlob( base64.trim() ) );
}
// Transforms base64 data into a blob object.
//
// @param {String} The base64 data to be transformed.
// @returns {Blob} Blob object representing given base64 data.
function base64ToBlob( base64Data ) {
const [ type, data ] = base64Data.split( ',' );
const byteCharacters = atob( data );
const byteArrays = [];
for ( let offset = 0; offset < byteCharacters.length; offset += 512 ) {
const slice = byteCharacters.slice( offset, offset + 512 );
const byteNumbers = new Array( slice.length );
for ( let i = 0; i < slice.length; i++ ) {
byteNumbers[ i ] = slice.charCodeAt( i );
}
byteArrays.push( new Uint8Array( byteNumbers ) );
}
return new Blob( byteArrays, { type } );
}