Run rubocop --fix-layout and remove encoding comments

spec/support/api_helper.rb

@@ -7,14 +7,14 @@ module ApiHelper
     let(:api_access_token) { create(:oauth2_access_token, resource_owner_id: user.id, scopes: api_scopes&.join(' ')).token }
     let(:api_authorization) { "Bearer #{api_access_token}" }
 
-    def self.it_handles_invalid_token(method, path, params_block = ->{ api_auth })
+    def self.it_handles_invalid_token(method, path, params_block = -> { api_auth })
       context 'with invalid access token' do
         let(:api_access_token) { 'abc' }
         it { is_expected.to validate(method, path, 401, instance_exec(&params_block)) }
       end
     end
 
-    def self.it_handles_invalid_scope(method, path, params_block = ->{ api_auth })
+    def self.it_handles_invalid_scope(method, path, params_block = -> { api_auth })
       context 'with invalid scope' do
         let(:api_scopes) { ['none'] }
         it { is_expected.to validate(method, path, 403, instance_exec(&params_block)) }
@@ -32,7 +32,6 @@ module ApiHelper
   # @return Query parameters with authentication header
   # @see Swagger::RspecHelpers#validate
   def api_auth(params = {})
-    {'_headers' => {'Authorization' => api_authorization }}.deep_merge(params)
+    { '_headers' => { 'Authorization' => api_authorization } }.deep_merge(params)
   end
-
 end

spec/support/faker.rb

@@ -7,4 +7,3 @@ module Faker
     end
   end
 end
-

spec/support/integration.rb

@@ -1,4 +1,3 @@
-
 # @see http://stackoverflow.com/a/11048669/2866660
 def scrolldown
   page.execute_script "window.scrollBy(0,10000)"

spec/support/session_helper.rb

@@ -1,7 +1,5 @@
-
 module SessionHelper
-
-  def login(user=nil, password=nil)
+  def login(user = nil, password = nil)
     visit login_path
     user = FactoryBot.create :user if user.nil?
     if user.instance_of? ::User
@@ -13,5 +11,4 @@ module SessionHelper
     fill_in 'password', :with => password
     find('input[type=submit]').click
   end
-
 end

spec/support/shared_database.rb

@@ -12,6 +12,7 @@ ActiveSupport.on_load(:after_initialize) do
     def category
       ArticleCategory.where(id: article_category_id).first
     end
+
     def self.find_by_number(n)
       find_by_order_number(n)
     end