DEV: Add test (#8250)

Follow-up to 2863e7c181843261a0d7b6c9255185a38b7f2680.

test/javascripts/components/badge-title-test.js.es6

@@ -0,0 +1,36 @@
+import selectKit from "helpers/select-kit-helper";
+import componentTest from "helpers/component-test";
+
+moduleForComponent("badge-title", { integration: true });
+
+componentTest("badge title", {
+  template:
+    "{{badge-title selectableUserBadges=selectableUserBadges user=user}}",
+
+  beforeEach() {
+    this.set("subject", selectKit());
+    this.set("selectableUserBadges", [
+      Ember.Object.create({
+        badge: { name: "(none)" }
+      }),
+      Ember.Object.create({
+        id: 42,
+        badge_id: 102,
+        badge: { name: "Test" }
+      })
+    ]);
+  },
+
+  async test(assert) {
+    /* global server */
+    server.put("/u/eviltrout/preferences/badge_title", () => [
+      200,
+      { "Content-Type": "application/json" },
+      {}
+    ]);
+    await this.subject.expand();
+    await this.subject.selectRowByValue(42);
+    await click(".btn");
+    assert.equal(this.currentUser.title, "Test");
+  }
+});

test/javascripts/helpers/component-test.js.es6

@@ -33,6 +33,7 @@ export default function(name, opts) {
       this.registry.register("current-user:main", this.currentUser, {
         instantiate: false
       });
+      this.registry.injection("component", "currentUser", "current-user:main");
       this.registry.register(
         "topic-tracking-state:main",
         TopicTrackingState.create({ currentUser }),