Fix tests for invites controller (regression from 32c3fc08fe) (#7597)

spec/controllers/invites_controller_spec.rb

@@ -7,15 +7,21 @@ describe InvitesController do
     sign_in user
   end
 
+  around do |example|
+    min_invite_role = Setting.min_invite_role
+    example.run
+    Setting.min_invite_role = min_invite_role
+  end
+
   describe 'GET #index' do
     subject { get :index }
 
+    let(:user) { Fabricate(:user, moderator: false, admin: false) }
     let!(:invite) { Fabricate(:invite, user: user) }
 
     context 'when user is a staff' do
-      let(:user) { Fabricate(:user, moderator: true, admin: false) }
-
       it 'renders index page' do
+        Setting.min_invite_role = 'user'
         expect(subject).to render_template :index
         expect(assigns(:invites)).to include invite
         expect(assigns(:invites).count).to eq 1
@@ -23,9 +29,8 @@ describe InvitesController do
     end
 
     context 'when user is not a staff' do
-      let(:user) { Fabricate(:user, moderator: false, admin: false) }
-
       it 'returns 403' do
+        Setting.min_invite_role = 'modelator'
         expect(subject).to have_http_status 403
       end
     end