Revert Rails.application.env_config after using mock_auth_hash

Signed-off-by: Rémy Coutable <remy@rymai.me>

spec/controllers/omniauth_callbacks_controller_spec.rb

@@ -9,10 +9,14 @@ describe OmniauthCallbacksController, type: :controller do
     let(:user) { create(:omniauth_user, extern_uid: extern_uid, provider: provider) }
 
     before do
-      mock_auth_hash(provider.to_s, +extern_uid, user.email)
+      @original_env_config_omniauth_auth = mock_auth_hash(provider.to_s, +extern_uid, user.email)
       stub_omniauth_provider(provider, context: request)
     end
 
+    after do
+      Rails.application.env_config['omniauth.auth'] = @original_env_config_omniauth_auth
+    end
+
     context 'when the user is on the last sign in attempt' do
       let(:extern_uid) { 'my-uid' }
 

spec/support/controllers/ldap_omniauth_callbacks_controller_shared_context.rb

@@ -25,9 +25,13 @@ shared_context 'Ldap::OmniauthCallbacksController' do
     described_class.define_providers!
     Rails.application.reload_routes!
 
-    mock_auth_hash(provider.to_s, uid, user.email)
+    @original_env_config_omniauth_auth = mock_auth_hash(provider.to_s, uid, user.email)
     stub_omniauth_provider(provider, context: request)
 
     allow(Gitlab::Auth::LDAP::Access).to receive(:allowed?).and_return(valid_login?)
   end
+
+  after do
+    Rails.application.env_config['omniauth.auth'] = @original_env_config_omniauth_auth
+  end
 end

spec/support/helpers/login_helpers.rb

@@ -118,7 +118,10 @@ module LoginHelpers
         response_object: response_object
       }
     })
+    original_env_config_omniauth_auth = Rails.application.env_config['omniauth.auth']
     Rails.application.env_config['omniauth.auth'] = OmniAuth.config.mock_auth[provider.to_sym]
+
+    original_env_config_omniauth_auth
   end
 
   def saml_xml(raw_saml_response)