Much nicer

app/controllers/glucose_measurements_controller.rb

@@ -20,19 +20,19 @@ def edit
   def create
     @glucose_measurement = GlucoseMeasurement.new(glucose_measurement_params)
     if @glucose_measurement.save
-      redirect_to @glucose_measurement
+      redirect_to glucose_measurements_path
     else
-      render 'new'
+      render :new
     end
   end
 
   def update
     @glucose_measurement = GlucoseMeasurement.find(params[:id])
 
     if @glucose_measurement.update(glucose_measurement_params)
-      redirect_to @glucose_measurement
+      redirect_to glucose_measurements_path
     else
-      render 'edit'
+      render :edit
     end
   end
 

spec/controllers/glucose_measurements_controller_spec.rb

@@ -37,10 +37,9 @@
         }.to change(GlucoseMeasurement, :count).by 1
       end
 
-      it 'redirects to the new measurement' do
+      it 'redirects to the index page' do
         post :create, glucose_measurement: attributes_for(:glucose_measurement)
-        expect(response).to redirect_to GlucoseMeasurement.last
-      #  expect(response).to redirect_to render_template :index
+        expect(response).to redirect_to glucose_measurements_url
       end
     end
 
@@ -78,8 +77,9 @@
       end
 
       it 'redirects to the updated measurement' do
-        put :update, id: test_measurement, glucose_measurement: attributes_for(:invalid_glucose_measurement)
+        put :update, id: test_measurement, glucose_measurement: attributes_for(:glucose_measurement)
         expect(assigns :glucose_measurement).to eq test_measurement
+        expect(response).to redirect_to glucose_measurements_url
       end
     end
 

spec/requests/glucose_measurements_spec.rb

@@ -10,13 +10,11 @@
         click_button 'Create'
       }.to change(GlucoseMeasurement, :count).by 1
 
-      within 'h1' do
-        expect(page).to have_content 'Datetime: 2016-01-27 17:53:00'
-      end
-
-      within 'h2' do
-        expect(page).to have_content '5.6'
+      within 'th' do
+        expect(page).to have_content 'Wednesday January 27th'
       end
+      expect(page).to have_content '17:53'
+      expect(page).to have_content '5.6'
     end
 
     it 'Edit a measurement' do