Trigger tracking event without user interaction

app/assets/javascripts/pages/sessions/new/index.js

@@ -20,12 +20,14 @@ document.addEventListener('DOMContentLoaded', () => {
   // Save the URL fragment from the current window location. This will be present if the user was
   // redirected to sign-in after attempting to access a protected URL that included a fragment.
   preserveUrlFragment(window.location.hash);
+});
+
+if (gon.tracking_data) {
+  const { category, action, ...data } = gon.tracking_data;
 
-  if (gon.tracking_data) {
-    const tab = document.querySelector(".new-session-tabs a[href='#register-pane']");
-    const { category, action, ...data } = gon.tracking_data;
-    tab.addEventListener('click', () => {
+  $('#signin-container a[data-toggle="tab"]').on('shown.bs.tab', e => {
+    if (e.target.dataset.qaSelector === 'register_tab') {
       Tracking.event(category, action, data);
-    });
-  }
-});
+    }
+  });
+}