fixed question generator not working if privacy_allow_anonymous_questions is false (GitHub issue #71)

app/models/inbox.rb

@@ -3,7 +3,7 @@ class Inbox < ActiveRecord::Base
   belongs_to :question
 
   before_create do
-    raise "User does not want to receive anonymous questions" if self.question.author_is_anonymous and !self.user.privacy_allow_anonymous_questions?
+    raise "User does not want to receive anonymous questions" if self.question.author_is_anonymous and self.question.author_name != 'justask' and !self.user.privacy_allow_anonymous_questions?
   end
 
   def answer(answer_content, user)

spec/features/users/inbox_spec.rb

@@ -60,6 +60,27 @@ feature "Inbox", :devise do
     page.driver.render Rails.root.join("tmp/#{Time.now.to_i}_2.png"), full: true
   end
 
+  # Scenario: User with privacy options generates new question
+  #   Given I am signed in
+  #   When I visit the inbox
+  #   And I click "Get new question"
+  #   And I don't want to receive questions by anonymous users
+  #   Then I get a new question
+  scenario 'user with privacy options generates new question', js: true do
+    me = FactoryGirl.create :user
+    me.privacy_allow_anonymous_questions = false
+    me.save
+
+    login_as me, scope: :user
+    visit inbox_path
+    page.driver.render Rails.root.join("tmp/#{Time.now.to_i}_1.png"), full: true
+
+    click_button "Get new question"
+    wait_for_ajax
+    expect(page).to have_text('Answer'.upcase)
+    page.driver.render Rails.root.join("tmp/#{Time.now.to_i}_2.png"), full: true
+  end
+
 =begin
   # Scenario: User deletes a question
   #   Given I am signed in