Allow to register guest user

app/controllers/users/registrations_controller.rb

@@ -42,6 +42,13 @@ class Users::RegistrationsController < Devise::RegistrationsController
 
 protected
 
+  # Build a devise resource passing in the session.
+  # Useful to move temporary session data to the newly created user.
+  def build_resource(hash = {})
+    super
+    resource.account ||= current_account if current_account&.user.nil?
+  end
+
   # The path used after sign up.
   def after_sign_up_path_for(_resource)
     super

features/desktop/sign_up.feature

@@ -1,8 +1,7 @@
 Feature: Sign up
-  Background:
+  Scenario: as a visitor
     Given I visit "/users/sign_up"
 
-  Scenario:
     When I fill form with the following data:
       | key                  | value            |
       | Email                | user@example.com |
@@ -20,3 +19,43 @@ Feature: Sign up
 
     When I try to sign in with email "user@example.com" and password "password"
     Then I am signed in as "user@example.com"
+
+  Scenario: as a guest account
+    When I visit the main page
+    Then I see the main page
+    And I see the join button
+    And I do not see the membership application button
+
+    When I click the button "Вступить"
+    And I fill form with the following data:
+      | key                     | value            |
+      | Фамилия                 | Иванов           |
+      | Имя                     | Иван             |
+      | Адрес электронной почты | user@example.com |
+      | Телефон                 | 88005553535      |
+    And I click the form button "Отправить заявление"
+    Then I see the membership application tracking page
+
+    When I click the button "Регистрация"
+    And I fill form with the following data:
+      | key                  | value            |
+      | Email                | user@example.com |
+      | Пароль               | password         |
+      | Подтверждение пароля | password         |
+    And I click the form button "Регистрация"
+    Then I am successfully signed up, but my email is unconfirmed
+    And I received confirmation email as "user@example.com"
+
+    When I follow confirmation link for email "user@example.com"
+    Then I see that my email is confirmed
+
+    When I try to sign in with email "user@example.com" and password "password"
+    Then I am signed in as "user@example.com"
+
+    When I visit the main page
+    Then I see the main page
+    And I do not see the join button
+    And I see the membership application button
+
+    When I click the membership application button
+    Then I see the membership application tracking page