1 files changed, 131 insertions, 0 deletions
diff --git a/spec/controllers/admin/topics_controller_spec.rb b/spec/controllers/admin/topics_controller_spec.rb
new file mode 100644
index 00000000000..6d66cb43338
--- /dev/null
+++ b/spec/controllers/admin/topics_controller_spec.rb
@@ -0,0 +1,131 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe Admin::TopicsController do
+  let_it_be(:topic) { create(:topic, name: 'topic') }
+  let_it_be(:admin) { create(:admin) }
+  let_it_be(:user) { create(:user) }
+
+  before do
+    sign_in(admin)
+  end
+
+  describe 'GET #index' do
+    it 'renders the template' do
+      get :index
+
+      expect(response).to have_gitlab_http_status(:ok)
+      expect(response).to render_template('index')
+    end
+
+    context 'as a normal user' do
+      before do
+        sign_in(user)
+      end
+
+      it 'renders a 404 error' do
+        get :index
+
+        expect(response).to have_gitlab_http_status(:not_found)
+      end
+    end
+  end
+
+  describe 'GET #new' do
+    it 'renders the template' do
+      get :new
+
+      expect(response).to have_gitlab_http_status(:ok)
+      expect(response).to render_template('new')
+    end
+
+    context 'as a normal user' do
+      before do
+        sign_in(user)
+      end
+
+      it 'renders a 404 error' do
+        get :new
+
+        expect(response).to have_gitlab_http_status(:not_found)
+      end
+    end
+  end
+
+  describe 'GET #edit' do
+    it 'renders the template' do
+      get :edit, params: { id: topic.id }
+
+      expect(response).to have_gitlab_http_status(:ok)
+      expect(response).to render_template('edit')
+    end
+
+    context 'as a normal user' do
+      before do
+        sign_in(user)
+      end
+
+      it 'renders a 404 error' do
+        get :edit, params: { id: topic.id }
+
+        expect(response).to have_gitlab_http_status(:not_found)
+      end
+    end
+  end
+
+  describe 'POST #create' do
+    it 'creates topic' do
+      expect do
+        post :create, params: { projects_topic: { name: 'test' } }
+      end.to change { Projects::Topic.count }.by(1)
+    end
+
+    it 'shows error message for invalid topic' do
+      post :create, params: { projects_topic: { name: nil } }
+
+      errors = assigns[:topic].errors
+      expect(errors).to contain_exactly(errors.full_message(:name, I18n.t('errors.messages.blank')))
+    end
+
+    context 'as a normal user' do
+      before do
+        sign_in(user)
+      end
+
+      it 'renders a 404 error' do
+        post :create, params: { projects_topic: { name: 'test' } }
+
+        expect(response).to have_gitlab_http_status(:not_found)
+      end
+    end
+  end
+
+  describe 'PUT #update' do
+    it 'updates topic' do
+      put :update, params: { id: topic.id, projects_topic: { name: 'test' } }
+
+      expect(response).to redirect_to(edit_admin_topic_path(topic))
+      expect(topic.reload.name).to eq('test')
+    end
+
+    it 'shows error message for invalid topic' do
+      put :update, params: { id: topic.id, projects_topic: { name: nil } }
+
+      errors = assigns[:topic].errors
+      expect(errors).to contain_exactly(errors.full_message(:name, I18n.t('errors.messages.blank')))
+    end
+
+    context 'as a normal user' do
+      before do
+        sign_in(user)
+      end
+
+      it 'renders a 404 error' do
+        put :update, params: { id: topic.id, projects_topic: { name: 'test' } }
+
+        expect(response).to have_gitlab_http_status(:not_found)
+      end
+    end
+  end
+end