Revert "Rename all test files from JS -> ES6"

This reverts commit 2abe85b834.

test/javascripts/helpers/assertions.js

@@ -1,4 +1,5 @@
-// discourse-skip-module
+/* exported exists, count, present, blank, containsInstance, not, visible, invisible */
+
 function exists(selector) {
   return count(selector) > 0;
 }
@@ -12,10 +13,8 @@ function visible(selector) {
 }
 
 function invisible(selector) {
-  const $items = find(selector + ":visible");
-  return (
-    $items.length === 0 ||
-    $items.css("opacity") === "0" ||
-    $items.css("visibility") === "hidden"
-  );
+  var $items = find(selector + ":visible");
+  return $items.length === 0 ||
+         $items.css("opacity") === "0" ||
+         $items.css("visibility") === "hidden";
 }

test/javascripts/helpers/init-ember-qunit.js

@@ -0,0 +1,2 @@
+var buildResolver = require('discourse-common/resolver').buildResolver;
+window.setResolver(buildResolver('discourse').create({ namespace: Discourse }));

test/javascripts/helpers/site-settings.js

@@ -1,5 +1,4 @@
-// discourse-skip-module
-
+/*jshint maxlen:10000000 */
 Discourse.SiteSettingsOriginal = {
   title: "QUnit Discourse Tests",
   site_logo_url: "/assets/logo.png",
@@ -13,10 +12,8 @@ Discourse.SiteSettingsOriginal = {
   ga_universal_tracking_code: "",
   ga_universal_domain_name: "auto",
   top_menu: "latest|new|unread|categories|top",
-  post_menu:
-    "like|share|flag|edit|bookmark|bookmarkWithReminder|delete|admin|reply",
-  post_menu_hidden_items:
-    "flag|bookmark|bookmarkWithReminder|edit|delete|admin",
+  post_menu: "like|share|flag|edit|bookmark|bookmarkWithReminder|delete|admin|reply",
+  post_menu_hidden_items: "flag|bookmark|bookmarkWithReminder|edit|delete|admin",
   share_links: "twitter|facebook|email",
   category_colors:
     "BF1E2E|F1592A|F7941D|9EB83B|3AB54A|12A89D|25AAE2|0E76BD|652D90|92278F|ED207B|8C6238|231F20|27AA5B|B3B5B4|E45735",
@@ -105,7 +102,6 @@ Discourse.SiteSettingsOriginal = {
   unicode_usernames: false,
   secure_media: false
 };
-
 Discourse.SiteSettings = jQuery.extend(
   true,
   {},