test: add controller search unit test

Author: sinchang

test/app/controller/search.test.js

@@ -0,0 +1,9 @@
+'use strict';
+
+const { app } = require('egg-mock/bootstrap');
+
+describe('test/app/controller/search.test.js', () => {
+  it('search should ok', async () => {
+    await app.httpRequest().get('/search').expect(302);
+  });
+});