Disaplay location name as an inferred answer (#750)

app/models/form/question.rb

@@ -52,7 +52,12 @@ class Form::Question
     return [] unless inferred_answers
 
     enabled_inferred_answers(inferred_answers, case_log).keys.map do |x|
-      form.get_question(x, case_log).label_from_value(case_log[x])
+      question = form.get_question(x, case_log)
+      if question.present?
+        question.label_from_value(case_log[x])
+      else
+        Array(x.to_s.split(".")).inject(case_log) { |o, a| o.present? ? o.public_send(*a) : "" }
+      end
     end
   end
 

app/models/form/setup/questions/location_id.rb

@@ -6,6 +6,11 @@ class Form::Setup::Questions::LocationId < ::Form::Question
     @hint_text = ""
     @type = "radio"
     @answer_options = answer_options
+    @inferred_answers = {
+      "location.name": {
+        "needstype": 2,
+      },
+    }
   end
 
   def answer_options

spec/features/form/check_answers_page_spec.rb

@@ -6,12 +6,18 @@ RSpec.describe "Form Check Answers Page" do
   let(:user) { FactoryBot.create(:user) }
   let(:subsection) { "household-characteristics" }
   let(:conditional_subsection) { "conditional-question" }
+  let(:scheme) { FactoryBot.create(:scheme, owning_organisation: user.organisation) }
+  let(:location) { FactoryBot.create(:location, scheme:) }
+
   let(:case_log) do
     FactoryBot.create(
       :case_log,
       :in_progress,
       owning_organisation: user.organisation,
       managing_organisation: user.organisation,
+      needstype: 2,
+      scheme:,
+      location:,
     )
   end
   let(:empty_case_log) do
@@ -127,6 +133,19 @@ RSpec.describe "Form Check Answers Page" do
       end
     end
 
+    context "when viewing setup section answers" do
+      before do
+        FactoryBot.create(:location, scheme:)
+      end
+
+      it "displays inferred postcode with the location id" do
+        case_log.update!(location:)
+        visit("/logs/#{id}/setup/check-answers")
+        expect(page).to have_content("Location")
+        expect(page).to have_content(location.name)
+      end
+    end
+
     context "when the user changes their answer from check answer page" do
       it "routes back to check answers" do
         visit("/logs/#{empty_case_log.id}/accessibility-requirements")