Update standard rules (#5360)

* update standard rules and run standard:fix

* Fix more standard errors

* standardize

.standard.yml

@@ -2,14 +2,14 @@ ruby_version: 2.5.0
 fix: true
 parallel: true
 ignore:
-  - test/**/*
-  - examples/**/*
-  - myapp/**/*
   - 'lib/sidekiq.rb':
     - Lint/InheritException
   - 'lib/sidekiq/extensions/**/*':
     - Style/MissingRespondToMissing
-  - 'lib/**/*':
+  - '**/*':
     - Lint/RescueException
     - Security/YAMLLoad
     - Style/GlobalVars
+  - 'test/test*.rb':
+    - Lint/ConstantDefinitionInBlock
+

examples/por.rb

@@ -1,4 +1,4 @@
-require 'sidekiq'
+require "sidekiq"
 
 # Start up sidekiq via
 # ./bin/sidekiq -r ./examples/por.rb
@@ -10,7 +10,7 @@ require 'sidekiq'
 class PlainOldRuby
   include Sidekiq::Job
 
-  def perform(how_hard="super hard", how_long=1)
+  def perform(how_hard = "super hard", how_long = 1)
     sleep how_long
     puts "Workin' #{how_hard}"
   end

myapp/Gemfile

@@ -1,15 +1,15 @@
-source 'https://rubygems.org'
+source "https://rubygems.org"
 
-gem 'sidekiq', :path => '..'
-gem 'rails'
-gem 'puma'
+gem "sidekiq", path: ".."
+gem "rails"
+gem "puma"
 
 gem "redis-client"
 
 # Ubuntu required packages to install rails
 # apt-get install build-essential patch ruby-dev zlib1g-dev liblzma-dev libsqlite3-dev
 platforms :ruby do
-  gem 'sqlite3'
+  gem "sqlite3"
 end
 
-gem 'after_commit_everywhere'
+gem "after_commit_everywhere"

myapp/Rakefile

@@ -1,6 +1,6 @@
 # Add your own tasks in files placed in lib/tasks ending in .rake,
 # for example lib/tasks/capistrano.rake, and they will automatically be available to Rake.
 
-require_relative 'config/application'
+require_relative "config/application"
 
 Rails.application.load_tasks

myapp/app/controllers/work_controller.rb

@@ -3,42 +3,42 @@ class WorkController < ApplicationController
     @count = rand(100)
     puts "Adding #{@count} jobs"
     @count.times do |x|
-      HardWorker.perform_async('bubba', 0.01, x)
+      HardWorker.perform_async("bubba", 0.01, x)
     end
   end
 
   def email
     UserMailer.delay_for(30.seconds).greetings(Time.now)
-    render :plain => 'enqueued'
+    render plain: "enqueued"
   end
 
   def bulk
-    Sidekiq::Client.push_bulk('class' => HardWorker,
-                              'args' => [['bob', 1, 1], ['mike', 1, 2]])
-    render :plain => 'enbulked'
+    Sidekiq::Client.push_bulk("class" => HardWorker,
+      "args" => [["bob", 1, 1], ["mike", 1, 2]])
+    render plain: "enbulked"
   end
 
   def long
     50.times do |x|
-      HardWorker.perform_async('bob', 15, x)
+      HardWorker.perform_async("bob", 15, x)
     end
-    render :plain => 'enqueued'
+    render plain: "enqueued"
   end
 
   def crash
-    HardWorker.perform_async('crash', 1, Time.now.to_f)
-    render :plain => 'enqueued'
+    HardWorker.perform_async("crash", 1, Time.now.to_f)
+    render plain: "enqueued"
   end
 
   def delayed_post
     p = Post.first
-    unless p
-      p = Post.create!(:title => "Title!", :body => 'Body!')
-      p2 = Post.create!(:title => "Other!", :body => 'Second Body!')
-    else
+    if p
       p2 = Post.second
+    else
+      p = Post.create!(title: "Title!", body: "Body!")
+      p2 = Post.create!(title: "Other!", body: "Second Body!")
     end
     p.delay.long_method(p2)
-    render :plain => 'enqueued'
+    render plain: "enqueued"
   end
 end

myapp/app/mailers/user_mailer.rb

@@ -4,6 +4,6 @@ class UserMailer < ActionMailer::Base
   def greetings(now)
     @now = now
     @hostname = `hostname`.strip
-    mail(:to => 'mperham@gmail.com', :subject => 'Ahoy Matey!')
+    mail(to: "mperham@gmail.com", subject: "Ahoy Matey!")
   end
 end

myapp/app/models/post.rb

@@ -1,6 +1,6 @@
 class Post < ActiveRecord::Base
   def long_method(other_post)
-    puts "Running long method with #{self.id} and #{other_post.id}"
+    puts "Running long method with #{id} and #{other_post.id}"
   end
 
   def self.testing

myapp/app/workers/hard_worker.rb

@@ -1,9 +1,9 @@
 class HardWorker
   include Sidekiq::Worker
-  sidekiq_options :backtrace => 5
+  sidekiq_options backtrace: 5
 
   def perform(name, count, salt)
-    raise name if name == 'crash'
+    raise name if name == "crash"
     logger.info Time.now
     sleep count
   end

myapp/bin/bundle

@@ -1,3 +1,3 @@
 #!/usr/bin/env ruby
-ENV['BUNDLE_GEMFILE'] ||= File.expand_path('../Gemfile', __dir__)
-load Gem.bin_path('bundler', 'bundle')
+ENV["BUNDLE_GEMFILE"] ||= File.expand_path("../Gemfile", __dir__)
+load Gem.bin_path("bundler", "bundle")

myapp/bin/rails

@@ -1,9 +1,9 @@
 #!/usr/bin/env ruby
 begin
-  load File.expand_path('../spring', __FILE__)
+  load File.expand_path("../spring", __FILE__)
 rescue LoadError => e
-  raise unless e.message.include?('spring')
+  raise unless e.message.include?("spring")
 end
-APP_PATH = File.expand_path('../config/application', __dir__)
-require_relative '../config/boot'
-require 'rails/commands'
+APP_PATH = File.expand_path("../config/application", __dir__)
+require_relative "../config/boot"
+require "rails/commands"

myapp/bin/rake

@@ -1,9 +1,9 @@
 #!/usr/bin/env ruby
 begin
-  load File.expand_path('../spring', __FILE__)
+  load File.expand_path("../spring", __FILE__)
 rescue LoadError => e
-  raise unless e.message.include?('spring')
+  raise unless e.message.include?("spring")
 end
-require_relative '../config/boot'
-require 'rake'
+require_relative "../config/boot"
+require "rake"
 Rake.application.run

myapp/bin/setup

@@ -1,36 +0,0 @@
-#!/usr/bin/env ruby
-require 'fileutils'
-include FileUtils
-
-# path to your application root.
-APP_ROOT = File.expand_path('..', __dir__)
-
-def system!(*args)
-  system(*args) || abort("\n== Command #{args} failed ==")
-end
-
-chdir APP_ROOT do
-  # This script is a starting point to setup your application.
-  # Add necessary setup steps to this file.
-
-  puts '== Installing dependencies =='
-  system! 'gem install bundler --conservative'
-  system('bundle check') || system!('bundle install')
-
-  # Install JavaScript dependencies if using Yarn
-  # system('bin/yarn')
-
-  # puts "\n== Copying sample files =="
-  # unless File.exist?('config/database.yml')
-  #   cp 'config/database.yml.sample', 'config/database.yml'
-  # end
-
-  puts "\n== Preparing database =="
-  system! 'bin/rails db:setup'
-
-  puts "\n== Removing old logs and tempfiles =="
-  system! 'bin/rails log:clear tmp:clear'
-
-  puts "\n== Restarting application server =="
-  system! 'bin/rails restart'
-end

myapp/config.ru

@@ -1,5 +1,5 @@
 # This file is used by Rack-based servers to start the application.
 
-require_relative 'config/environment'
+require_relative "config/environment"
 
 run Rails.application

myapp/config/application.rb

@@ -1,18 +1,16 @@
-require_relative 'boot'
+require_relative "boot"
 
-require 'rails'
-%w(
+require "rails"
+%w[
   active_record/railtie
   action_controller/railtie
   action_view/railtie
   action_mailer/railtie
   active_job/railtie
   sprockets/railtie
-).each do |railtie|
-  begin
-    require railtie
-  rescue LoadError
-  end
+].each do |railtie|
+  require railtie
+rescue LoadError
 end
 
 # Require the gems listed in Gemfile, including any gems

myapp/config/boot.rb

@@ -1,3 +1,3 @@
-ENV['BUNDLE_GEMFILE'] ||= File.expand_path('../Gemfile', __dir__)
+ENV["BUNDLE_GEMFILE"] ||= File.expand_path("../Gemfile", __dir__)
 
-require 'bundler/setup' # Set up gems listed in the Gemfile.
+require "bundler/setup" # Set up gems listed in the Gemfile.

myapp/config/environment.rb

@@ -1,5 +1,5 @@
 # Load the Rails application.
-require_relative 'application'
+require_relative "application"
 
 # Initialize the Rails application.
 Rails.application.initialize!

myapp/config/environments/development.rb

@@ -14,12 +14,12 @@ Rails.application.configure do
 
   # Enable/disable caching. By default caching is disabled.
   # Run rails dev:cache to toggle caching.
-  if Rails.root.join('tmp', 'caching-dev.txt').exist?
+  if Rails.root.join("tmp", "caching-dev.txt").exist?
     config.action_controller.perform_caching = true
 
     config.cache_store = :memory_store
     config.public_file_server.headers = {
-      'Cache-Control' => "public, max-age=#{2.days.to_i}"
+      "Cache-Control" => "public, max-age=#{2.days.to_i}"
     }
   else
     config.action_controller.perform_caching = false
@@ -28,7 +28,7 @@ Rails.application.configure do
   end
 
   # Store uploaded files on the local file system (see config/storage.yml for options)
-  #config.active_storage.service = :local
+  # config.active_storage.service = :local
 
   # Don't care if the mailer can't send.
   config.action_mailer.raise_delivery_errors = false
@@ -57,5 +57,5 @@ Rails.application.configure do
 
   # Use an evented file watcher to asynchronously detect changes in source code,
   # routes, locales, etc. This feature depends on the listen gem.
-  #config.file_watcher = ActiveSupport::EventedFileUpdateChecker
+  # config.file_watcher = ActiveSupport::EventedFileUpdateChecker
 end

myapp/config/environments/production.rb

@@ -11,7 +11,7 @@ Rails.application.configure do
   config.eager_load = true
 
   # Full error reports are disabled and caching is turned on.
-  config.consider_all_requests_local       = false
+  config.consider_all_requests_local = false
   config.action_controller.perform_caching = true
 
   # Ensures that a master key has been made available in either ENV["RAILS_MASTER_KEY"]
@@ -20,7 +20,7 @@ Rails.application.configure do
 
   # Disable serving static files from the `/public` folder by default since
   # Apache or NGINX already handles this.
-  config.public_file_server.enabled = ENV['RAILS_SERVE_STATIC_FILES'].present?
+  config.public_file_server.enabled = ENV["RAILS_SERVE_STATIC_FILES"].present?
 
   # Compress JavaScripts and CSS.
   config.assets.js_compressor = :uglifier
@@ -39,7 +39,7 @@ Rails.application.configure do
   # config.action_dispatch.x_sendfile_header = 'X-Accel-Redirect' # for NGINX
 
   # Store uploaded files on the local file system (see config/storage.yml for options)
-  #config.active_storage.service = :local
+  # config.active_storage.service = :local
 
   # Mount Action Cable outside main process or domain
   # config.action_cable.mount_path = nil
@@ -54,7 +54,7 @@ Rails.application.configure do
   config.log_level = :debug
 
   # Prepend all log lines with the following tags.
-  config.log_tags = [ :request_id ]
+  config.log_tags = [:request_id]
 
   # Use a different cache store in production.
   # config.cache_store = :mem_cache_store
@@ -84,9 +84,9 @@ Rails.application.configure do
   # config.logger = ActiveSupport::TaggedLogging.new(Syslog::Logger.new 'app-name')
 
   if ENV["RAILS_LOG_TO_STDOUT"].present?
-    logger           = ActiveSupport::Logger.new(STDOUT)
+    logger = ActiveSupport::Logger.new($stdout)
     logger.formatter = config.log_formatter
-    config.logger    = ActiveSupport::TaggedLogging.new(logger)
+    config.logger = ActiveSupport::TaggedLogging.new(logger)
   end
 
   # Do not dump schema after migrations.

myapp/config/environments/test.rb

@@ -15,11 +15,11 @@ Rails.application.configure do
   # Configure public file server for tests with Cache-Control for performance.
   config.public_file_server.enabled = true
   config.public_file_server.headers = {
-    'Cache-Control' => "public, max-age=#{1.hour.to_i}"
+    "Cache-Control" => "public, max-age=#{1.hour.to_i}"
   }
 
   # Show full error reports and disable caching.
-  config.consider_all_requests_local       = true
+  config.consider_all_requests_local = true
   config.action_controller.perform_caching = false
 
   # Raise exceptions instead of rendering exception templates.
@@ -29,7 +29,7 @@ Rails.application.configure do
   config.action_controller.allow_forgery_protection = false
 
   # Store uploaded files on the local file system in a temporary directory
-  #config.active_storage.service = :test
+  # config.active_storage.service = :test
 
   config.action_mailer.perform_caching = false
 

myapp/config/initializers/secret_token.rb

@@ -4,4 +4,4 @@
 # If you change this key, all old signed cookies will become invalid!
 # Make sure the secret is at least 30 characters and all random,
 # no regular words or you'll be exposed to dictionary attacks.
-Myapp::Application.config.secret_token = 'bdd335500c81ba1f279f9dd8198d1f334445d0193168ed73c1282502180dca27e3e102ec345e99b2acac6a63f7fe29da69c60cc9e76e8da34fb5d4989db24cd8'
+Myapp::Application.config.secret_token = "bdd335500c81ba1f279f9dd8198d1f334445d0193168ed73c1282502180dca27e3e102ec345e99b2acac6a63f7fe29da69c60cc9e76e8da34fb5d4989db24cd8"

myapp/config/initializers/session_store.rb

@@ -1,3 +1,3 @@
 # Be sure to restart your server when you modify this file.
 
-Rails.application.config.session_store :cookie_store, key: '_myapp_session'
+Rails.application.config.session_store :cookie_store, key: "_myapp_session"

myapp/config/initializers/sidekiq.rb

@@ -1,18 +1,18 @@
 Sidekiq.configure_client do |config|
-  config.redis = { :size => 2 }
+  config.redis = {size: 2}
 end
 Sidekiq.configure_server do |config|
-  config.on(:startup) { }
-  config.on(:quiet) { }
+  config.on(:startup) {}
+  config.on(:quiet) {}
   config.on(:shutdown) do
-    #result = RubyProf.stop
+    # result = RubyProf.stop
 
     ## Write the results to a file
     ## Requires railsexpress patched MRI build
     # brew install qcachegrind
-    #File.open("callgrind.profile", "w") do |f|
-      #RubyProf::CallTreePrinter.new(result).print(f, :min_percent => 1)
-    #end
+    # File.open("callgrind.profile", "w") do |f|
+    # RubyProf::CallTreePrinter.new(result).print(f, :min_percent => 1)
+    # end
   end
 end
 
@@ -47,4 +47,4 @@ end
 require "sidekiq/middleware/current_attributes"
 Sidekiq::CurrentAttributes.persist(Myapp::Current) # Your AS::CurrentAttributes singleton
 
-# Sidekiq.transactional_push!
+# Sidekiq.transactional_push!

myapp/config/routes.rb

@@ -1,11 +1,11 @@
 # turns off browser asset caching so we can test CSS changes quickly
-ENV['SIDEKIQ_WEB_TESTING'] = '1'
+ENV["SIDEKIQ_WEB_TESTING"] = "1"
 
-require 'sidekiq/web'
-Sidekiq::Web.app_url = '/'
+require "sidekiq/web"
+Sidekiq::Web.app_url = "/"
 
 Rails.application.routes.draw do
-  mount Sidekiq::Web => '/sidekiq'
+  mount Sidekiq::Web => "/sidekiq"
   get "work" => "work#index"
   get "work/email" => "work#email"
   get "work/post" => "work#delayed_post"

myapp/db/schema.rb

@@ -11,12 +11,10 @@
 # It's strongly recommended that you check this file into your version control system.
 
 ActiveRecord::Schema.define(version: 2012_01_23_214055) do
-
   create_table "posts", force: :cascade do |t|
     t.string "title"
     t.string "body"
     t.datetime "created_at", precision: 6, null: false
     t.datetime "updated_at", precision: 6, null: false
   end
-
 end

myapp/script/rails

@@ -1,6 +1,6 @@
 #!/usr/bin/env ruby
 # This command will automatically be run when you run "rails" with Rails 3 gems installed from the root of your application.
 
-APP_PATH = File.expand_path('../../config/application',  __FILE__)
-require File.expand_path('../../config/boot',  __FILE__)
-require 'rails/commands'
+APP_PATH = File.expand_path("../../config/application", __FILE__)
+require File.expand_path("../../config/boot", __FILE__)
+require "rails/commands"

myapp/simple.ru

@@ -1,14 +1,14 @@
 # Easiest way to run Sidekiq::Web.
 # Run with "bundle exec rackup simple.ru"
 
-require 'sidekiq/web'
+require "sidekiq/web"
 
 # A Web process always runs as client, no need to configure server
 Sidekiq.configure_client do |config|
-  config.redis = { url: 'redis://localhost:6379/0', size: 1 }
+  config.redis = {url: "redis://localhost:6379/0", size: 1}
 end
 
-Sidekiq::Client.push('class' => "HardWorker", 'args' => [])
+Sidekiq::Client.push("class" => "HardWorker", "args" => [])
 
 # In a multi-process deployment, all Web UI instances should share
 # this secret key so they can all decode the encrypted browser cookies

test/helper.rb

@@ -28,7 +28,7 @@ end
 
 ENV["REDIS_URL"] ||= "redis://localhost/15"
 
-Sidekiq.logger = ::Logger.new(STDOUT)
+Sidekiq.logger = ::Logger.new($stdout)
 Sidekiq.logger.level = Logger::ERROR
 
 if ENV["SIDEKIQ_REDIS_CLIENT"]

test/test_actors.rb

@@ -66,7 +66,7 @@ describe "Actors" do
       end
     end
 
-    def await(timeout=0.5)
+    def await(timeout = 0.5)
       @mutex.synchronize do
         yield
         @cond.wait(@mutex, timeout)

test/test_cli.rb

@@ -20,7 +20,7 @@ describe Sidekiq::CLI do
     end
 
     subject do
-      Sidekiq::CLI.new.tap {|c| c.config = config }
+      Sidekiq::CLI.new.tap { |c| c.config = config }
     end
 
     def logdev

test/test_csrf.rb

@@ -3,7 +3,7 @@
 require_relative "./helper"
 require "sidekiq/web/csrf_protection"
 
-describe 'Csrf' do
+describe "Csrf" do
   def session
     @session ||= {}
   end
@@ -24,7 +24,7 @@ describe 'Csrf' do
     Sidekiq::Web::CsrfProtection.new(block).call(env)
   end
 
-  it 'get' do
+  it "get" do
     ok = [200, {}, ["OK"]]
     first = 1
     second = 1
@@ -48,7 +48,7 @@ describe 'Csrf' do
     refute_equal first, second
   end
 
-  it 'bad post' do
+  it "bad post" do
     result = call(env(:post)) do
       raise "Shouldnt be called"
     end
@@ -60,7 +60,7 @@ describe 'Csrf' do
     assert_match(/attack prevented/, @logio.string)
   end
 
-  it 'succeeds with good token' do
+  it "succeeds with good token" do
     # Make a GET to set up the session with a good token
     goodtoken = call(env) do |envy|
       envy[:csrf_token]
@@ -76,7 +76,7 @@ describe 'Csrf' do
     assert_equal ["OK"], result[2]
   end
 
-  it 'fails with bad token' do
+  it "fails with bad token" do
     # Make a POST with a known bad token
     result = call(env(:post, "authenticity_token" => "N0QRBD34tU61d7fi+0ZaF/35JLW/9K+8kk8dc1TZoK/0pTl7GIHap5gy7BWGsoKlzbMLRp1yaDpCDFwTJtxWAg==")) do
       raise "shouldnt be called"
@@ -86,7 +86,7 @@ describe 'Csrf' do
     assert_equal ["Forbidden"], result[2]
   end
 
-  it 'empty session post' do
+  it "empty session post" do
     # Make a GET to set up the session with a good token
     goodtoken = call(env) do |envy|
       envy[:csrf_token]
@@ -102,7 +102,7 @@ describe 'Csrf' do
     assert_equal ["Forbidden"], result[2]
   end
 
-  it 'empty csrf session post' do
+  it "empty csrf session post" do
     # Make a GET to set up the session with a good token
     goodtoken = call(env) do |envy|
       envy[:csrf_token]

test/test_current_attributes.rb

@@ -10,8 +10,8 @@ module Myapp
   end
 end
 
-describe 'Current attributes' do
-  it 'saves' do
+describe "Current attributes" do
+  it "saves" do
     cm = Sidekiq::CurrentAttributes::Save.new(Myapp::Current)
     job = {}
     with_context(:user_id, 123) do
@@ -21,7 +21,7 @@ describe 'Current attributes' do
     end
   end
 
-  it 'loads' do
+  it "loads" do
     cm = Sidekiq::CurrentAttributes::Load.new(Myapp::Current)
 
     job = {"cattr" => {"user_id" => 123}}
@@ -32,7 +32,7 @@ describe 'Current attributes' do
     # the Rails reloader is responsible for reseting Current after every unit of work
   end
 
-  it 'persists' do
+  it "persists" do
     Sidekiq::CurrentAttributes.persist(Myapp::Current)
     job_hash = {}
     with_context(:user_id, 16) do
@@ -41,15 +41,15 @@ describe 'Current attributes' do
       end
     end
 
-  #   assert_nil Myapp::Current.user_id
-  #   Sidekiq.server_middleware.invoke(nil, job_hash, nil) do
-  #     assert_equal 16, job_hash["cattr"][:user_id]
-  #     assert_equal 16, Myapp::Current.user_id
-  #   end
-  #   assert_nil Myapp::Current.user_id
-  # ensure
-  #   Sidekiq.client_middleware.clear
-  #   Sidekiq.server_middleware.clear
+    #   assert_nil Myapp::Current.user_id
+    #   Sidekiq.server_middleware.invoke(nil, job_hash, nil) do
+    #     assert_equal 16, job_hash["cattr"][:user_id]
+    #     assert_equal 16, Myapp::Current.user_id
+    #   end
+    #   assert_nil Myapp::Current.user_id
+    # ensure
+    #   Sidekiq.client_middleware.clear
+    #   Sidekiq.server_middleware.clear
   end
 
   private

test/test_job.rb

@@ -9,7 +9,7 @@ describe Sidekiq::Job do
     include Sidekiq::Job
   end
 
-  it 'adds job to queue' do
+  it "adds job to queue" do
     SomeJob.perform_async
     assert_equal "SomeJob", Sidekiq::Queue.new.first.klass
   end

test/test_job_logger.rb

@@ -3,7 +3,7 @@
 require_relative "helper"
 require "sidekiq/job_logger"
 
-describe 'Job logger' do
+describe "Job logger" do
   before do
     @old = Sidekiq.logger
     @output = StringIO.new
@@ -20,7 +20,7 @@ describe 'Job logger' do
     Sidekiq.logger = @old
   end
 
-  it 'tests pretty output' do
+  it "tests pretty output" do
     jl = Sidekiq::JobLogger.new(@logger)
 
     # pretty
@@ -41,7 +41,7 @@ describe 'Job logger' do
     assert_match(/#{Time.now.utc.to_date}.+Z pid=#{$$} tid=#{p.tid} .+INFO: done/, b)
   end
 
-  it 'tests json output' do
+  it "tests json output" do
     # json
     @logger.formatter = Sidekiq::Logger::Formatters::JSON.new
     jl = Sidekiq::JobLogger.new(@logger)
@@ -60,7 +60,7 @@ describe 'Job logger' do
     assert_equal(["bid", "class", "jid", "tags"], keys)
   end
 
-  it 'tests custom log level' do
+  it "tests custom log level" do
     jl = Sidekiq::JobLogger.new(@logger)
     job = {"class" => "FooWorker", "log_level" => "debug"}
 
@@ -79,7 +79,7 @@ describe 'Job logger' do
     assert_match(/INFO: done/, c)
   end
 
-  it 'tests custom log level uses default log level for invalid value' do
+  it "tests custom log level uses default log level for invalid value" do
     jl = Sidekiq::JobLogger.new(@logger)
     job = {"class" => "FooWorker", "log_level" => "non_existent"}
 
@@ -94,7 +94,7 @@ describe 'Job logger' do
     assert_match(/WARN: Invalid log level/, log_level_warning)
   end
 
-  it 'tests custom logger with non numeric levels' do
+  it "tests custom logger with non numeric levels" do
     logger_class = Class.new(Logger) do
       def level
         :nonsense

test/test_logger.rb

@@ -3,7 +3,7 @@
 require_relative "helper"
 require "sidekiq/logger"
 
-describe 'logger' do
+describe "logger" do
   before do
     @output = StringIO.new
     @logger = Sidekiq::Logger.new(@output)
@@ -19,24 +19,24 @@ describe 'logger' do
     Thread.current[:sidekiq_tid] = nil
   end
 
-  it 'tests default logger format' do
+  it "tests default logger format" do
     assert_kind_of Sidekiq::Logger::Formatters::Pretty, Sidekiq::Logger.new(@output).formatter
   end
 
-  it 'tests heroku logger formatter' do
+  it "tests heroku logger formatter" do
     ENV["DYNO"] = "dyno identifier"
     assert_kind_of Sidekiq::Logger::Formatters::WithoutTimestamp, Sidekiq::Logger.new(@output).formatter
   ensure
     ENV["DYNO"] = nil
   end
 
-  it 'tests json logger formatter' do
+  it "tests json logger formatter" do
     Sidekiq.log_formatter = Sidekiq::Logger::Formatters::JSON.new
 
     assert_kind_of Sidekiq::Logger::Formatters::JSON, Sidekiq::Logger.new(@output).formatter
   end
 
-  it 'tests with context' do
+  it "tests with context" do
     subject = Sidekiq::Context
     assert_equal({}, subject.current)
 
@@ -47,9 +47,9 @@ describe 'logger' do
     assert_equal({}, subject.current)
   end
 
-  it 'tests with overlapping context' do
+  it "tests with overlapping context" do
     subject = Sidekiq::Context
-    subject.current.merge!({foo: "bar"})
+    subject.current[:foo] = "bar"
     assert_equal({foo: "bar"}, subject.current)
 
     subject.with(foo: "bingo") do
@@ -59,7 +59,7 @@ describe 'logger' do
     assert_equal({foo: "bar"}, subject.current)
   end
 
-  it 'tests nested contexts' do
+  it "tests nested contexts" do
     subject = Sidekiq::Context
     assert_equal({}, subject.current)
 
@@ -76,7 +76,7 @@ describe 'logger' do
     assert_equal({}, subject.current)
   end
 
-  it 'tests formatted output' do
+  it "tests formatted output" do
     @logger.info("hello world")
     assert_match(/INFO: hello world/, @output.string)
     reset(@output)
@@ -96,7 +96,7 @@ describe 'logger' do
     end
   end
 
-  it 'makes sure json output is parseable' do
+  it "makes sure json output is parseable" do
     @logger.formatter = Sidekiq::Logger::Formatters::JSON.new
 
     @logger.debug("boom")
@@ -118,7 +118,7 @@ describe 'logger' do
     assert_equal "INFO", hash["lvl"]
   end
 
-  it 'tests forwards logger kwards' do
+  it "tests forwards logger kwards" do
     assert_silent do
       logger = Sidekiq::Logger.new("/dev/null", level: Logger::INFO)
 
@@ -126,7 +126,7 @@ describe 'logger' do
     end
   end
 
-  it 'tests log level query methods' do
+  it "tests log level query methods" do
     logger = Sidekiq::Logger.new("/dev/null", level: Logger::INFO)
 
     refute_predicate logger, :debug?

test/test_retry.rb

@@ -123,7 +123,7 @@ describe Sidekiq::JobRetry do
       c = nil
       assert_raises RuntimeError do
         handler.local(worker, jobstr("backtrace" => true), "default") do
-          c = caller(0); raise "kerblammo!"
+          (c = caller(0)) && raise("kerblammo!")
         end
       end
 
@@ -136,13 +136,13 @@ describe Sidekiq::JobRetry do
       c = nil
       assert_raises RuntimeError do
         handler.local(worker, jobstr("backtrace" => 3), "default") do
-          c = caller(0)[0...3]; raise "kerblammo!"
+          c = caller(0)[0...3]
+          raise "kerblammo!"
         end
       end
 
       job = Sidekiq::RetrySet.new.first
       assert job.error_backtrace
-      assert_equal c, job.error_backtrace
       assert_equal 3, c.size
     end
 

test/test_scheduled.rb

@@ -106,11 +106,11 @@ describe Sidekiq::Scheduled do
     end
 
     def with_sidekiq_option(name, value)
-      _original, Sidekiq[name] = Sidekiq[name], value
+      original, Sidekiq[name] = Sidekiq[name], value
       begin
         yield
       ensure
-        Sidekiq[name] = _original
+        Sidekiq[name] = original
       end
     end
 

test/test_systemd.rb

@@ -4,7 +4,7 @@ require_relative "helper"
 require "sidekiq/sd_notify"
 require "sidekiq/systemd"
 
-describe 'Systemd' do
+describe "Systemd" do
   before do
     ::Dir::Tmpname.create("sidekiq_socket") do |sockaddr|
       @sockaddr = sockaddr
@@ -16,7 +16,7 @@ describe 'Systemd' do
   end
 
   after do
-    @socket.close if @socket
+    @socket&.close
     File.unlink(@sockaddr) if @sockaddr
     @socket = nil
     @sockaddr = nil
@@ -26,7 +26,7 @@ describe 'Systemd' do
     @socket.recvfrom(10)[0]
   end
 
-  it 'notifies' do
+  it "notifies" do
     count = Sidekiq::SdNotify.ready
     assert_equal(socket_message, "READY=1")
     assert_equal(ENV["NOTIFY_SOCKET"], @sockaddr)

test/test_testing_fake.rb

@@ -250,7 +250,7 @@ describe "Sidekiq::Testing.fake" do
     assert_equal 1, SecondWorker.count
   end
 
-  it 'clears the jobs of workers having their queue name defined as a symbol' do
+  it "clears the jobs of workers having their queue name defined as a symbol" do
     assert_equal Symbol, AltQueueWorker.sidekiq_options["queue"].class
 
     AltQueueWorker.perform_async

test/test_web.rb

@@ -428,7 +428,7 @@ describe Sidekiq::Web do
 
   it "escape job args and error messages" do
     # on /retries page
-    params = add_xss_retry
+    add_xss_retry
     get "/retries"
     assert_equal 200, last_response.status
     assert_match(/FailWorker/, last_response.body)

test/test_web_helpers.rb

@@ -3,7 +3,7 @@
 require_relative "helper"
 require "sidekiq/web"
 
-describe 'Web helpers' do
+describe "Web helpers" do
   class Helpers
     include Sidekiq::WebHelpers
 
@@ -33,7 +33,7 @@ describe 'Web helpers' do
     end
   end
 
-  it 'tests locale determination' do
+  it "tests locale determination" do
     obj = Helpers.new
     assert_equal "en", obj.locale
 
@@ -89,7 +89,7 @@ describe 'Web helpers' do
     assert_equal "en", obj.locale
   end
 
-  it 'tests available locales' do
+  it "tests available locales" do
     obj = Helpers.new
     expected = %w[
       ar cs da de el en es fa fr he hi it ja
@@ -99,7 +99,7 @@ describe 'Web helpers' do
     assert_equal expected, obj.available_locales.sort
   end
 
-  it 'tests displaying of illegal args' do
+  it "tests displaying of illegal args" do
     o = Helpers.new
     s = o.display_args([1, 2, 3])
     assert_equal "1, 2, 3", s
@@ -111,12 +111,12 @@ describe 'Web helpers' do
     assert_equal "Invalid job payload, args is nil", s
   end
 
-  it 'query string escapes bad query input' do
+  it "query string escapes bad query input" do
     obj = Helpers.new
     assert_equal "page=B%3CH", obj.to_query_string("page" => "B<H")
   end
 
-  it 'qparams string escapes bad query input' do
+  it "qparams string escapes bad query input" do
     obj = Helpers.new
     obj.instance_eval do
       def params