feat: add tests for availability text

spec/helpers/locations_helper_spec.rb

@@ -214,6 +214,35 @@ RSpec.describe LocationsHelper do
 
           expect(availability_attribute).to eq("Active from 1 April 2022")
         end
+
+        context "when location was merged" do
+          context "when there is no startdate" do
+            it "displays merge date as availability date" do
+              location.update!(merge_date: Time.zone.local(2022, 4, 16))
+              availability_attribute = display_location_attributes(location).find { |x| x[:name] == "Availability" }[:value]
+
+              expect(availability_attribute).to eq("Active from 16 April 2022")
+            end
+          end
+
+          context "when the startdate is before the merge date" do
+            it "displays merge date as availability date" do
+              location.update!(startdate: Time.zone.local(2022, 4, 3), merge_date: Time.zone.local(2022, 4, 16))
+              availability_attribute = display_location_attributes(location).find { |x| x[:name] == "Availability" }[:value]
+
+              expect(availability_attribute).to eq("Active from 16 April 2022")
+            end
+          end
+
+          context "when the startdate is after the merge date" do
+            it "displays startdate as availability date" do
+              location.update!(startdate: Time.zone.local(2022, 5, 3), merge_date: Time.zone.local(2022, 4, 16))
+              availability_attribute = display_location_attributes(location).find { |x| x[:name] == "Availability" }[:value]
+
+              expect(availability_attribute).to eq("Active from 3 May 2022")
+            end
+          end
+        end
       end
 
       context "with previous deactivations" do

spec/helpers/schemes_helper_spec.rb

@@ -303,6 +303,17 @@ RSpec.describe SchemesHelper do
         expect(display_scheme_attributes(scheme)).to eq(attributes)
       end
     end
+
+    context "when scheme was merged from another organisation" do
+      before do
+        FactoryBot.create(:location, scheme:)
+        scheme.merge_date = Time.zone.local(2023, 1, 5)
+      end
+
+      it "returns correct availability" do
+        expect(display_scheme_attributes(scheme)).to include({ name: "Availability", value: "Active from 5 January 2023" })
+      end
+    end
   end
 
   describe "edit_scheme_text" do