add redirect tests for create and edit
add redirect tests for create and edit

yangc5/playlister-sinatra-v-000,yangc5/playlister-sinatra-v-000,yangc5/playlister-sinatra-v-000,yangc5/playlister-sinatra-v-000,yangc5/playlister-sinatra-v-000,yangc5/playlister-sinatra-v-000,yangc5/playlister-sinatra-v-000