fixing functional tests

app/models/user_password_reset_nonce.rb

@@ -0,0 +1,30 @@
+class UserPasswordResetNonce < ActiveRecord::Base
+  validates_uniqueness_of :email
+  validates_presence_of :email, :key
+  validate :validate_existence_of_email
+  before_validation :initialize_key, :on => :create
+  after_create :deliver_notice
+
+  def deliver_notice
+    Maintenance::User::PasswordResetMailer.request(user).deliver
+  end
+
+  def initialize_key
+    self.key = SecureRandom.hex(16)
+  end
+  
+  def validate_existence_of_email
+    if !User.with_email(email).exists?
+      errors[:email] << "is invalid"
+      return false
+    end
+  end
+  
+  def reset_user!
+    user.reset_password_and_deliver_notice
+  end
+  
+  def user
+    @user ||= User.with_email(email).first
+  end
+end