Adds user.rb tests to boost coverage

app/models/user.rb

@@ -1,10 +1,11 @@
 class User < ApplicationRecord
-
   # Connects this user object to Blacklights Bookmarks.
   include Blacklight::User
+
   # Include default devise modules. Others available are:
   # :confirmable, :lockable, :timeoutable, :trackable and :omniauthable
   devise :omniauthable, omniauth_providers: [:calnet]
+
   class << self
     # Finds or creates a user record given data from the omniauth request hash
     def from_calnet(auth)
@@ -21,6 +22,7 @@ def fake_email
       "fake-#{SecureRandom.hex[0, 16]}@noemail.com"
     end
   end
+
   # Method added by Blacklight; Blacklight uses #to_s on your
   # user class to get a user-displayable login/identifier for
   # the account.

spec/models/user_spec.rb

@@ -0,0 +1,19 @@
+require 'rails_helper'
+
+RSpec.describe User do
+  describe 'initialization from calnet' do
+    # @todo Is this still valid since the switch from berkeleyEduOfficialEmail?
+    it 'assigns the user their berkeleyEduOfficialEmail' do
+      uid = 12_345
+      User.from_calnet(OmniAuth::AuthHash.new({
+                                                'uid' => uid,
+                                                'extra' => {
+                                                  'berkeleyEduOfficialEmail' => '[email protected]'
+                                                }
+                                              }))
+
+      user = User.find_by(calnet_uid: uid)
+      expect(user.email).to eq '[email protected]'
+    end
+  end
+end