Log user email address if validation fails on user import

app/services/imports/user_import_service.rb

@@ -39,9 +39,15 @@ module Imports
         user.active = user_field_value(xml_document, "active")
 
         user.skip_confirmation_notification!
+
+        begin
           user.save!
           user.legacy_users.create!(old_user_id:)
           user
+        rescue ActiveRecord::RecordInvalid => e
+          @logger.error(e.message)
+          @logger.error("Could not save user with email: #{email}")
+        end
       end
     end
 

spec/services/imports/user_import_service_spec.rb

@@ -44,10 +44,24 @@ RSpec.describe Imports::UserImportService do
     end
 
     it "refuses to create a user belonging to a non existing organisation" do
-      expect(logger).to receive(:error).with(/ActiveRecord::RecordInvalid/)
+      expect(logger).to receive(:error).with(/Could not save user with email: john.doe@gov.uk/)
+      expect(logger).to receive(:error).with(/Validation failed: Organisation Select the user’s organisation/)
       import_service.create_users("user_directory")
     end
 
+    context "when the user with the same email already exists" do
+      before do
+        create(:organisation, old_org_id:)
+        create(:user, email: "john.doe@gov.uk")
+      end
+
+      it "logs an error and user email" do
+        expect(logger).to receive(:error).with(/Could not save user with email: john.doe@gov.uk/)
+        expect(logger).to receive(:error).with(/Validation failed: email Enter an email address that hasn’t already been used to sign up/)
+        import_service.create_users("user_directory")
+      end
+    end
+
     context "when the user is a data coordinator" do
       let(:old_user_id) { "d4729b1a5dfb68bb1e01c08445830c0add40907c" }