try add test file

test/my.dom.test.js

@@ -0,0 +1,8 @@
+import Artplayer from '../src/index';
+
+test('Insert to DOM', t => {
+  document.body.innerHTML = '<div class="artplayer-app"></div>';
+  const app = new Artplayer({
+    container: '.artplayer-app'
+  });
+});