added tests, not yet working

frontend/test/RessourceField.spec.js

@@ -0,0 +1,10 @@
+import { shallowMount } from '@vue/test-utils'
+import RessourceField from '../src/components/RessourceField'
+
+describe('RessourceField.vue', () => {
+
+  it('first test', () => {
+    let field = shallowMount(RessourceField)
+    expect(field).to.equal("Name")
+  })
+})

frontend/test/setup.js

@@ -0,0 +1,6 @@
+require('jsdom-global')(undefined, { pretendToBeVisual: true, url: 'http://localhost' })
+
+window.Date = Date
+global.expect = require('chai').expect
+
+// See https://github.com/vuejs/vue-cli/issues/2128#issuecomment-453109575