LG-16729 Add Preconditions to ChooseIdTypeController's Flow Policy

app/controllers/idv/choose_id_type_controller.rb

@@ -48,7 +48,9 @@ def self.step_info
         controller: self,
         next_steps: [:document_capture],
         preconditions: ->(idv_session:, user:) do
-          idv_session.flow_path == 'standard'
+          idv_session.flow_path == 'standard' &&
+          !idv_session.skip_doc_auth_from_handoff && # is not ipp from desktop
+          !idv_session.skip_doc_auth_from_how_to_verify # is not ipp user
         end,
         undo_step: ->(idv_session:, user:) do
           if idv_session.document_capture_session_uuid

spec/features/idv/doc_auth/choose_id_type_spec.rb

@@ -1,6 +1,6 @@
 require 'rails_helper'
 
-RSpec.feature 'choose id type step error checking' do
+RSpec.feature 'choose id type step' do
   include DocAuthHelper
   include AbTestsHelper
   include IdvStepHelper
@@ -221,4 +221,22 @@
       end
     end
   end
+
+  context 'flow policy' do
+    include DocAuthHelper
+
+    before do
+      allow(IdentityConfig.store).to receive(:in_person_proofing_enabled).and_return(true)
+      allow(IdentityConfig.store).to receive(:in_person_proofing_opt_in_enabled)
+        .and_return(true)
+
+      sign_in_and_2fa_user
+    end
+
+    scenario 'User fails attempt to navigate to choose_id_type after starting IPP flow' do
+      complete_up_to_how_to_verify_step_for_opt_in_ipp(remote: false)
+      visit idv_choose_id_type_url
+      expect(page).not_to have_current_path(idv_choose_id_type_url)
+    end
+  end
 end