Can't move routes to other orgs if the space has the same name as owner space

app/actions/route_transfer_owner.rb

@@ -4,7 +4,7 @@ module VCAP::CloudController
   class RouteTransferOwner
     class << self
       def transfer(route, target_space, user_audit_info)
-        return route if target_space.name == route.space.name
+        return route if target_space.id == route.space.id
 
         original_space = route.space
         Route.db.transaction do

spec/unit/actions/route_transfer_owner_spec.rb

@@ -7,6 +7,7 @@ module VCAP::CloudController
     let(:route) { Route.make domain: SharedDomain.make, space: original_owning_space }
     let(:original_owning_space) { Space.make name: 'original_owning_space' }
     let(:target_space) { Space.make name: 'target_space' }
+    let(:target_space_dup_name) { Space.make name: 'original_owning_space' }
     let(:shared_space) { Space.make name: 'shared_space' }
     let(:user_audit_info) { UserAuditInfo.new(user_guid: 'user-guid-1', user_email: '[email protected]') }
 
@@ -17,7 +18,7 @@ module VCAP::CloudController
 
       it 'makes the target space the new owner' do
         RouteTransferOwner.transfer(route, target_space, user_audit_info)
-        expect(route.space.name).to eq target_space.name
+        expect(route.space.id).to eq target_space.id
       end
 
       context 'route was previously shared with the target space' do
@@ -26,25 +27,32 @@ module VCAP::CloudController
         end
 
         it 'removes the target space from the list of shared spaces' do
-          expect(route.shared_spaces.map(&:name)).to include target_space.name
+          expect(route.shared_spaces.map(&:id)).to include target_space.id
           RouteTransferOwner.transfer(route, target_space, user_audit_info)
           route.reload
-          expect(route.shared_spaces.map(&:name)).not_to include target_space.name
+          expect(route.shared_spaces.map(&:id)).not_to include target_space.id
         end
       end
 
       it 'shares the route with the original owning space' do
-        expect(route.shared_spaces.map(&:name)).not_to include original_owning_space.name
+        expect(route.shared_spaces.map(&:id)).not_to include original_owning_space.id
         RouteTransferOwner.transfer(route, target_space, user_audit_info)
         route.reload
-        expect(route.shared_spaces.map(&:name)).to include original_owning_space.name
+        expect(route.shared_spaces.map(&:id)).to include original_owning_space.id
       end
 
       context 'target space is already the owning space' do
         it 'does nothing and succeeds' do
           expect { RouteTransferOwner.transfer(route, original_owning_space, user_audit_info) }.not_to raise_error
-          expect(route.shared_spaces.map(&:name)).not_to include original_owning_space.name
-          expect(route.space.name).to eq original_owning_space.name
+          expect(route.shared_spaces.map(&:id)).not_to include original_owning_space.id
+          expect(route.space.id).to eq original_owning_space.id
+        end
+      end
+
+      context 'target space has the same name as the owning space' do
+        it 'makes the target space with the same name the new owner' do
+          RouteTransferOwner.transfer(route, target_space_dup_name, user_audit_info)
+          expect(route.space.id).to eq target_space.id
         end
       end
 
@@ -65,25 +73,25 @@ module VCAP::CloudController
           expect_any_instance_of(Repositories::RouteEventRepository).not_to receive(:record_route_transfer_owner).with(
             route, user_audit_info, original_owning_space, target_space.guid
           )
-          expect(route.space.name).to eq original_owning_space.name
+          expect(route.space.id).to eq original_owning_space.id
           expect do
             RouteTransferOwner.transfer(route, target_space, user_audit_info)
           end.to raise_error('db failure')
           route.reload
-          expect(route.space.name).to eq original_owning_space.name
+          expect(route.space.id).to eq original_owning_space.id
         end
 
         it 'does not change the shared spaces' do
           expect_any_instance_of(Repositories::RouteEventRepository).not_to receive(:record_route_transfer_owner).with(
             route, user_audit_info, original_owning_space, target_space.guid
           )
           expect(route.shared_spaces.length).to eq 1
-          expect(route.shared_spaces.map(&:name)).to include shared_space.name
+          expect(route.shared_spaces.map(&:id)).to include shared_space.id
           expect do
             RouteTransferOwner.transfer(route, target_space, user_audit_info)
           end.to raise_error('db failure')
           route.reload
-          expect(route.shared_spaces.map(&:name)).to include shared_space.name
+          expect(route.shared_spaces.map(&:id)).to include shared_space.id
           expect(route.shared_spaces.length).to eq 1
         end
       end