DEV: add acceptance test for encoded subcategory

follow-up on 63323bd7a8

Add acceptance tests on ember routing to ensure that ember can route
to a sub-category via slug-only.

63323bd7a8

test/javascripts/acceptance/encoded-category-test.js

@@ -0,0 +1,56 @@
+import { acceptance } from "helpers/qunit-helpers";
+import DiscoveryFixtures from "fixtures/discovery_fixtures";
+
+acceptance("Encoded Sub Category Discovery", {
+  pretend(server, helper) {
+    server.get(
+      "/c/%E6%BC%A2%E5%AD%97-parent/%E6%BC%A2%E5%AD%97-subcategory/6/l/latest.json",
+      () => {
+        return helper.response(
+          DiscoveryFixtures["/latest_can_create_topic.json"]
+        );
+      }
+    );
+    server.get(
+      "/c/%E6%BC%A2%E5%AD%97-parent/%E6%BC%A2%E5%AD%97-subcategory/find_by_slug.json",
+      () => {
+        //respond with an error here: these tests are to check that ember can route this itself without falling back to rails
+        return helper.response(500, {});
+      }
+    );
+  },
+  settings: {
+    slug_generation_method: "encoded"
+  },
+  site: {
+    categories: [
+      {
+        id: 5,
+        name: "漢字-parent",
+        slug: "%E6%BC%A2%E5%AD%97-parent",
+        permission: null
+      },
+      {
+        id: 6,
+        name: "漢字-subcategory",
+        slug: "%E6%BC%A2%E5%AD%97-subcategory",
+        permission: null,
+        parent_category_id: 5
+      }
+    ]
+  }
+});
+
+QUnit.test("Visit subcategory by slug", async assert => {
+  let bodySelector =
+    "body.category-\\%E6\\%BC\\%A2\\%E5\\%AD\\%97-parent-\\%E6\\%BC\\%A2\\%E5\\%AD\\%97-subcategory";
+  await visit("/c/%E6%BC%A2%E5%AD%97-parent/%E6%BC%A2%E5%AD%97-subcategory");
+  assert.ok($(bodySelector).length, "has the default navigation");
+  assert.ok(exists(".topic-list"), "The list of topics was rendered");
+  assert.ok(exists(".topic-list .topic-list-item"), "has topics");
+
+  await visit("/c/漢字-parent/漢字-subcategory");
+  assert.ok($(bodySelector).length, "has the default navigation");
+  assert.ok(exists(".topic-list"), "The list of topics was rendered");
+  assert.ok(exists(".topic-list .topic-list-item"), "has topics");
+});