Fix UserIpAddresses class name for inflection

app/models/user.rb

@@ -177,7 +177,7 @@ class User < ApplicationRecord
   has_many :notification_settings, dependent: :delete_all
   has_many :one_signal_players, dependent: :delete_all
   has_many :reposts, dependent: :destroy
-  has_many :ip_addresses, dependent: :delete_all, class_name: 'UserIpAddress'
+  has_many :ip_addresses, dependent: :delete_all, class_name: 'UserIPAddress'
   has_many :category_favorites, dependent: :delete_all
   has_many :quotes, dependent: :nullify
   has_many :wiki_submissions
@@ -360,8 +360,8 @@ def alts
     alts = {}
     user_ips = ip_addresses.select(:ip_address)
     user_ip_count = user_ips.count
-    shared_ips = UserIpAddress.where(ip_address: user_ips).where.not(user: self).includes(:user)
-    alt_ip_counts = UserIpAddress.where(user_id: shared_ips.select(:user_id)).group(:user_id).count
+    shared_ips = UserIPAddress.where(ip_address: user_ips).where.not(user: self).includes(:user)
+    alt_ip_counts = UserIPAddress.where(user_id: shared_ips.select(:user_id)).group(:user_id).count
 
     shared_ips.group(:user).count.each do |alt, shared_ips_count|
       alts[alt] = shared_ips_count.to_f / [[user_ip_count, alt_ip_counts[alt.id]].min, 2].max

app/models/user_ip_address.rb

@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-class UserIpAddress < ApplicationRecord
+class UserIPAddress < ApplicationRecord
   belongs_to :user, optional: false
 
   validates :ip_address, presence: true

app/policies/user_ip_address_policy.rb

@@ -1,4 +1,6 @@
-class UserIpAddressPolicy < ApplicationPolicy
+# frozen_string_literal: true
+
+class UserIPAddressPolicy < ApplicationPolicy
   administrated_by :community_mod
 
   def update?

db/migrate/20170822072811_insert_existing_user_ip_address_and_remove_column_from_users.rb

@@ -6,7 +6,7 @@ def change
         return puts "BAD IP: #{ip} for #{user.id}" unless ip.is_a?(IPAddr)
         {ip_address: ip, user_id: user.id}
       end
-      UserIpAddress.create!(ips.compact)
+      UserIPAddress.create!(ips.compact)
     end
     remove_column :users, :ip_addresses, :inet
   end

spec/models/user_ip_address_spec.rb

@@ -1,6 +1,9 @@
+# frozen_string_literal: true
+
 require 'rails_helper'
 
-RSpec.describe UserIpAddress, type: :model do
+RSpec.describe UserIPAddress, type: :model do
   subject { build(:user_ip_address) }
-  it { should belong_to(:user).required }
+
+  it { is_expected.to belong_to(:user).required }
 end