CLDC-1797 Do not route to managing org if it can be inferred (#1747)

* Do not route to managing org if it can be inferred

* Update feature test

app/models/form/lettings/pages/managing_organisation.rb

@@ -20,6 +20,7 @@ class Form::Lettings::Pages::ManagingOrganisation < ::Form::Page
                    end
 
     return false unless organisation
+    return false if log.owning_organisation != organisation && !organisation.holds_own_stock?
     return true unless organisation.holds_own_stock?
 
     organisation.managing_agents.count >= 1

spec/features/lettings_log_spec.rb

@@ -338,7 +338,7 @@ RSpec.describe "Lettings Log Features" do
         let!(:org_rel1) { create(:organisation_relationship, child_organisation: user.organisation, parent_organisation: owning_org1) }
         let!(:org_rel2) { create(:organisation_relationship, child_organisation: user.organisation, parent_organisation: owning_org2) }
 
-        it "shows the managing organisation question" do
+        it "does not show the managing organisation question, because managing organisation can be inferred" do
           user.organisation.update!(holds_own_stock: false)
           visit("/lettings-logs")
           click_button("Create a new lettings log")
@@ -347,13 +347,11 @@ RSpec.describe "Lettings Log Features" do
           expect(page).to have_current_path("/lettings-logs/#{log_id}/stock-owner")
           select(owning_org1.name, from: "lettings-log-owning-organisation-id-field")
           click_button("Save and continue")
-          expect(page).to have_current_path("/lettings-logs/#{log_id}/managing-organisation")
-          select(user.organisation.name, from: "lettings-log-managing-organisation-id-field")
-          click_button("Save and continue")
           visit("lettings-logs/#{log_id}/setup/check-answers")
 
-          expect(page).to have_content("Managing agent User org", normalize_ws: true)
+          expect(page).not_to have_content("Managing agent User org", normalize_ws: true)
           expect(user.organisation.stock_owners).to eq([org_rel1.parent_organisation, org_rel2.parent_organisation])
+          expect(LettingsLog.find(log_id).managing_organisation).to eq(user.organisation)
         end
       end
 

spec/models/form/lettings/pages/managing_organisation_spec.rb

@@ -105,12 +105,27 @@ RSpec.describe Form::Lettings::Pages::ManagingOrganisation, type: :model do
 
     context "when not support" do
       context "when does not hold own stock" do
-        let(:user) do
-          create(:user, :data_coordinator, organisation: create(:organisation, holds_own_stock: false))
+        let(:user) { create(:user, :data_coordinator, organisation: create(:organisation, holds_own_stock: false)) }
+
+        context "and the user's organisation is selected as owning organisation" do
+          let(:log) { create(:lettings_log, owning_organisation: user.organisation) }
+
+          it "is shown" do
+            expect(page.routed_to?(log, user)).to eq(true)
+          end
         end
 
-        it "is shown" do
-          expect(page.routed_to?(log, user)).to eq(true)
+        context "and a different than the user's organisation is selected as owning organisation" do
+          let(:stock_owner) { create(:organisation, holds_own_stock: true) }
+          let(:log) { create(:lettings_log, owning_organisation: stock_owner) }
+
+          before do
+            create(:organisation_relationship, parent_organisation: stock_owner, child_organisation: user.organisation)
+          end
+
+          it "is not shown" do
+            expect(page.routed_to?(log, user)).to eq(false)
+          end
         end
       end