Initial file upload tests

test/FormulateInputFile.test.js

@@ -0,0 +1,33 @@
+import Vue from 'vue'
+import { mount } from '@vue/test-utils'
+import flushPromises from 'flush-promises'
+import Formulate from '../src/Formulate.js'
+import FileUpload from '../src/FileUpload.js'
+import FormulateInput from '@/FormulateInput.vue'
+import FormulateInputFile from '@/inputs/FormulateInputFile.vue'
+
+Vue.use(Formulate)
+
+describe('FormulateInputFile', () => {
+
+  it('type "file" renders a file element', () => {
+    const wrapper = mount(FormulateInput, { propsData: { type: 'file' } })
+    expect(wrapper.contains(FormulateInputFile)).toBe(true)
+  })
+
+  it('type "image" renders a file element', () => {
+    const wrapper = mount(FormulateInput, { propsData: { type: 'image' } })
+    expect(wrapper.contains(FormulateInputFile)).toBe(true)
+  })
+
+  /**
+   * ===========================================================================
+   * Currently there appears to be no way to properly mock upload data in
+   * vue-test-utils because JSDom doesn't implement DataTransfer:
+   *
+   * https://stackoverflow.com/questions/48993134/how-to-test-input-file-with-jest-and-vue-test-utils
+   */
+  // it('type "image" renders a file element', async () => {
+
+  // })
+})