Ensure programmes are shown in alphabetical order (#3557)

When looking at the table of programmes this ensures that the programmes
are listed in an alphabetical order like other parts of the service.

Author: thomasleese

app/controllers/programmes_controller.rb

@@ -12,7 +12,8 @@ class ProgrammesController < ApplicationController
   layout "full"
 
   def index
-    @programmes = policy_scope(Programme).includes(:active_vaccines)
+    @programmes =
+      policy_scope(Programme).order(:type).includes(:active_vaccines)
   end
 
   def show

spec/features/programmes_index_spec.rb

@@ -0,0 +1,37 @@
+# frozen_string_literal: true
+
+describe "Programmes index" do
+  around { |example| travel_to(Date.new(2024, 5, 20)) { example.run } }
+
+  scenario "Viewing all programmes" do
+    given_an_organisation_exists_that_administered_all_programmes
+
+    when_i_visit_the_programmes_page
+    then_i_see_the_programmes_in_alphabetical_order
+  end
+
+  def given_an_organisation_exists_that_administered_all_programmes
+    programmes = [
+      create(:programme, :hpv),
+      create(:programme, :menacwy),
+      create(:programme, :td_ipv)
+    ]
+
+    @organisation = create(:organisation, programmes:)
+  end
+
+  def when_i_visit_the_programmes_page
+    user = create(:nurse, organisations: [@organisation])
+
+    sign_in user
+    visit dashboard_path
+    click_on "Programmes", match: :first
+  end
+
+  def then_i_see_the_programmes_in_alphabetical_order
+    cohort_cards = page.all(".nhsuk-table__cell a")
+    expect(cohort_cards[0]).to have_content("HPV")
+    expect(cohort_cards[1]).to have_content("MenACWY")
+    expect(cohort_cards[2]).to have_content("Td/IPV")
+  end
+end