Allow registration when LDAP is enabled

Update the login page object and related code so that a user can be
registered when LDAP is enabled

app/views/devise/shared/_tabs_ldap.html.haml

@@ -10,4 +10,4 @@
       = link_to 'Standard', '#login-pane', class: 'nav-link qa-standard-tab', 'data-toggle' => 'tab'
   - if allow_signup?
     %li.nav-item
-      = link_to 'Register', '#register-pane', class: 'nav-link', 'data-toggle' => 'tab'
+      = link_to 'Register', '#register-pane', class: 'nav-link qa-register-tab', 'data-toggle' => 'tab'

qa/qa/factory/resource/user.rb

@@ -37,7 +37,10 @@ module QA
         product(:password) { |factory| factory.password }
 
         def fabricate!
+          # Don't try to log-out if we're not logged-in
+          if Page::Menu::Main.act { has_personal_area?(wait: 0) }
             Page::Menu::Main.perform { |main| main.sign_out }
+          end
 
           if credentials_given?
             Page::Main::Login.perform do |login|

qa/qa/page/base.rb

@@ -76,6 +76,10 @@ module QA
         find_element(name).set(content)
       end
 
+      def has_element?(name)
+        has_css?(element_selector_css(name))
+      end
+
       def within_element(name)
         page.within(element_selector_css(name)) do
           yield

qa/qa/page/main/login.rb

@@ -23,6 +23,7 @@ module QA
         view 'app/views/devise/shared/_tabs_ldap.html.haml' do
           element :ldap_tab
           element :standard_tab
+          element :register_tab
         end
 
         view 'app/views/devise/shared/_tabs_normal.html.haml' do
@@ -35,7 +36,7 @@ module QA
           # we need to wait for the instance to start. That said, in some cases
           # we are already logged-in so we check both cases here.
           wait(max: 500) do
-            page.has_css?('.login-page') ||
+            has_css?('.login-page') ||
               Page::Menu::Main.act { has_personal_area?(wait: 0) }
           end
         end
@@ -78,12 +79,28 @@ module QA
           '/users/sign_in'
         end
 
+        def has_sign_in_tab?
+          has_element?(:sign_in_tab)
+        end
+
+        def has_ldap_tab?
+          has_element?(:ldap_tab)
+        end
+
+        def has_standard_tab?
+          has_element?(:standard_tab)
+        end
+
         def sign_in_tab?
-          page.has_button?('Sign in')
+          has_css?(".active", text: 'Sign in')
         end
 
         def ldap_tab?
-          page.has_link?('LDAP')
+          has_css?(".active", text: 'LDAP')
+        end
+
+        def standard_tab?
+          has_css?(".active", text: 'Standard')
         end
 
         def switch_to_sign_in_tab
@@ -113,8 +130,8 @@ module QA
         end
 
         def sign_in_using_gitlab_credentials(user)
-          switch_to_sign_in_tab unless sign_in_tab?
-          switch_to_standard_tab if ldap_tab?
+          switch_to_sign_in_tab if has_sign_in_tab?
+          switch_to_standard_tab if has_standard_tab?
 
           fill_element :login_field, user.username
           fill_element :password_field, user.password
@@ -122,7 +139,7 @@ module QA
         end
 
         def set_initial_password_if_present
-          return unless page.has_content?('Change your password')
+          return unless has_content?('Change your password')
 
           fill_element :password_field, Runtime::User.password
           fill_element :password_confirmation, Runtime::User.password

qa/qa/specs/features/browser_ui/1_manage/login/register_spec.rb

+# frozen_string_literal: true
+
+module QA
+  shared_examples 'registration and login' do
+    it 'user registers and logs in' do
+      Runtime::Browser.visit(:gitlab, Page::Main::Login)
+
+      Factory::Resource::User.fabricate!
+
+      # TODO, since `Signed in successfully` message was removed
+      # this is the only way to tell if user is signed in correctly.
+      #
+      Page::Menu::Main.perform do |menu|
+        expect(menu).to have_personal_area
+      end
+    end
+  end
+
+  context :manage do
+    describe 'standard' do
+      it_behaves_like 'registration and login'
+    end
+  end
+
+  context :manage, :orchestrated, :ldap do
+    describe 'while LDAP is enabled' do
+      it_behaves_like 'registration and login'
+    end
+  end
+end