describe "Survey questionnaire tests for instructor interface" do
  before(:each) do
    assignment_setup
    @previous_day = (Time.now.getlocal - 1 * 86_400).strftime("%Y-%m-%d %H:%M:%S")
    @next_day = (Time.now.getlocal + 1 * 86_400).strftime("%Y-%m-%d %H:%M:%S")