feat: add specs for passwords controller

enterprise/app/controllers/enterprise/devise_overrides/passwords_controller.rb

@@ -1,19 +1,24 @@
 module Enterprise::DeviseOverrides::PasswordsController
   def create
-    check_saml_user
+    if saml_user_attempting_password_reset?
+      render json: {
+        success: false,
+        errors: [I18n.t('messages.reset_password_saml_user')]
+      }, status: :forbidden
+      return
+    end
+
     super
-  rescue CustomExceptions::Base => e
-    build_response(e.message, e.http_status_code)
   end
 
   private
 
-  def check_saml_user
-    return if params[:email].blank?
+  def saml_user_attempting_password_reset?
+    return false if params[:email].blank?
 
     user = User.from_email(params[:email])
-    return unless user&.provider == 'saml'
+    return false unless user&.provider == 'saml'
 
-    raise CustomExceptions::Base.new(I18n.t('messages.reset_password_saml_user'), :forbidden)
+    true
   end
 end

spec/enterprise/controllers/enterprise/devise_overrides/passwords_controller_spec.rb

@@ -0,0 +1,36 @@
+require 'rails_helper'
+
+RSpec.describe 'Enterprise Passwords Controller', type: :request do
+  let!(:account) { create(:account) }
+
+  describe 'POST /auth/password' do
+    context 'with SAML user email' do
+      let!(:saml_user) { create(:user, email: 'saml@example.com', provider: 'saml', account: account) }
+
+      it 'prevents password reset and returns forbidden with custom error message' do
+        params = { email: saml_user.email, redirect_url: 'http://test.host' }
+
+        post user_password_path, params: params, as: :json
+
+        expect(response).to have_http_status(:forbidden)
+        json_response = JSON.parse(response.body)
+        expect(json_response['success']).to be(false)
+        expect(json_response['errors']).to include(I18n.t('messages.reset_password_saml_user'))
+      end
+    end
+
+    context 'with non-SAML user email' do
+      let!(:regular_user) { create(:user, email: 'regular@example.com', provider: 'email', account: account) }
+
+      it 'allows password reset for non-SAML users' do
+        params = { email: regular_user.email, redirect_url: 'http://test.host' }
+
+        post user_password_path, params: params, as: :json
+
+        expect(response).to have_http_status(:ok)
+        json_response = JSON.parse(response.body)
+        expect(json_response['message']).to be_present
+      end
+    end
+  end
+end