Rename all test files from JS -> ES6

test/javascripts/admin/controllers/admin-customize-themes-test.js

@@ -0,0 +1,41 @@
+import { mapRoutes } from "discourse/mapping-router";
+import Theme from "admin/models/theme";
+
+moduleFor("controller:admin-customize-themes", {
+  beforeEach() {
+    this.registry.register("router:main", mapRoutes());
+  },
+  needs: ["controller:adminUser"]
+});
+
+QUnit.test("can list themes correctly", function(assert) {
+  const defaultTheme = Theme.create({ id: 2, default: true, name: "default" });
+  const userTheme = Theme.create({
+    id: 3,
+    user_selectable: true,
+    name: "name"
+  });
+  const strayTheme1 = Theme.create({ id: 4, name: "stray1" });
+  const strayTheme2 = Theme.create({ id: 5, name: "stray2" });
+  const componentTheme = Theme.create({
+    id: 6,
+    name: "component",
+    component: true
+  });
+
+  const controller = this.subject({
+    model: [strayTheme2, strayTheme1, userTheme, defaultTheme, componentTheme]
+  });
+
+  assert.deepEqual(
+    controller.get("fullThemes").map(t => t.get("name")),
+    [strayTheme2, strayTheme1, userTheme, defaultTheme].map(t => t.get("name")),
+    "returns a list of themes without components"
+  );
+
+  assert.deepEqual(
+    controller.get("childThemes").map(t => t.get("name")),
+    [componentTheme].map(t => t.get("name")),
+    "separate components from themes"
+  );
+});