import ActiveStorageDropzone from "active_storage_dropzone"; const $ = require('jquery'); describe("ActiveStorageDropzone", () => { class FakeDropzone { constructor(element, options) { this.element = element this.options = options } emit() {} createThumbnailFromUrl() {} } class FakeUploader { constructor(file, url, delegate) { this.file = file this.url = url this.delegate = delegate } } describe("init", () => { it("creates a dropzone with custom settings", () => { const data = [{"name":"filename","size":123,"type":"image/jpg","dataURL":"url-to-asset"}] document.body.innerHTML = `