Enable Lint/UselessAssignment cop.

.rubocop_todo.rspec.yml

@@ -6,10 +6,6 @@
 # Note that changes in the inspected code, or installation of new
 # versions of RuboCop, may require this file to be generated again.
 
-# Offense count: 43
-Lint/UselessAssignment:
-  Enabled: false
-
 # # Offense count: 17 (Competes with same override in .rubocop_todo.yml)
 # Metrics/AbcSize:
 #   Max: 24

app/controllers/application_channel_controller.rb

@@ -41,7 +41,7 @@ class ApplicationChannelController < ApplicationController
   end
 
   def channel_params
-    params = params.permit!.to_s
+    params.permit!.to_s
   end
 
 end

app/controllers/application_controller/renders_models.rb

@@ -101,22 +101,11 @@ module ApplicationController::RendersModels
   end
 
   def model_index_render(object, params)
-    offset = 0
-    per_page = 500
-    if params[:page] && params[:per_page]
-      offset = (params[:page].to_i - 1) * params[:per_page].to_i
-      limit = params[:per_page].to_i
-    end
+    page = (params[:page] || 1).to_i
+    per_page = (params[:per_page] || 500).to_i
+    offset = (page - 1) * per_page
 
-    if per_page > 500
-      per_page = 500
-    end
-
-    generic_objects = if offset.positive?
-                        object.limit(params[:per_page]).order(id: :asc).offset(offset).limit(limit)
-                      else
-                        object.all.order(id: :asc).offset(offset).limit(limit)
-                      end
+    generic_objects = object.order(id: :asc).offset(offset).limit(per_page)
 
     if response_expand?
       list = []

app/controllers/channels_email_controller.rb

@@ -171,7 +171,7 @@ class ChannelsEmailController < ApplicationController
         channel_id: channel.id,
       )
     else
-      address = EmailAddress.create(
+      EmailAddress.create(
         realname:   params[:meta][:realname],
         email:      email,
         active:     true,

app/controllers/concerns/creates_ticket_articles.rb

@@ -96,7 +96,7 @@ module CreatesTicketArticles
         begin
           base64_data = attachment[:data].gsub(/[\r\n]/, '')
           attachment_data = Base64.strict_decode64(base64_data)
-        rescue ArgumentError => e
+        rescue ArgumentError
           raise Exceptions::UnprocessableEntity, "Invalid base64 for attachment with index '#{index}'"
         end
 

app/controllers/import_otrs_controller.rb

@@ -123,7 +123,7 @@ class ImportOtrsController < ApplicationController
   end
 
   def import_check
-    statistic = Import::OTRS::Requester.list
+    Import::OTRS::Requester.list
     issues = []
 
     # check count of dynamic fields

app/controllers/integration/check_mk_controller.rb

@@ -55,7 +55,7 @@ UserAgent: #{request.env['HTTP_USER_AGENT']}
         ticket = Ticket.find_by(id: ticket_id)
         next if !ticket
 
-        article = Ticket::Article.create!(
+        Ticket::Article.create!(
           ticket_id: ticket_id,
           type_id:   Ticket::Article::Type.find_by(name: 'web').id,
           sender_id: Ticket::Article::Sender.find_by(name: 'Customer').id,
@@ -81,7 +81,6 @@ UserAgent: #{request.env['HTTP_USER_AGENT']}
         }
         return
       end
-      state = Ticket::State.lookup(id: auto_close_state_id)
       ticket_ids_found.each do |ticket_id|
         ticket = Ticket.find_by(id: ticket_id)
         next if !ticket
@@ -107,7 +106,7 @@ UserAgent: #{request.env['HTTP_USER_AGENT']}
         },
       }
     )
-    article = Ticket::Article.create!(
+    Ticket::Article.create!(
       ticket_id: ticket.id,
       type_id:   Ticket::Article::Type.find_by(name: 'web').id,
       sender_id: Ticket::Article::Sender.find_by(name: 'Customer').id,

app/controllers/knowledge_base/answer/attachments_controller.rb

@@ -9,7 +9,7 @@ class KnowledgeBase::Answer::AttachmentsController < ApplicationController
   def create
     file = params[:file]
 
-    store = Store.add(
+    Store.add(
       object:      @answer.class.name,
       o_id:        @answer.id,
       data:        file.read,

app/controllers/long_polling_controller.rb

@@ -89,7 +89,7 @@ class LongPollingController < ApplicationController
           return
         end
       end
-    rescue => e
+    rescue
       raise Exceptions::UnprocessableEntity, 'Invalid client_id in receive loop!'
     end
   end

app/controllers/slas_controller.rb

@@ -52,7 +52,6 @@ curl http://localhost/api/v1/slas.json -v -u #{login}:#{password}
 
       # calendars
       assets = {}
-      calendar_ids = []
       Calendar.all.each do |calendar|
         assets = calendar.assets(assets)
       end

app/controllers/ticket_overviews_controller.rb

@@ -10,7 +10,6 @@ class TicketOverviewsController < ApplicationController
       index_and_lists = Ticket::Overviews.index(current_user)
       indexes = []
       index_and_lists.each do |index|
-        assets = {}
         overview = Overview.lookup(id: index[:overview][:id])
         meta = {
           name:  overview.name,

app/controllers/time_accountings_controller.rb

@@ -49,7 +49,6 @@ class TimeAccountingsController < ApplicationController
       end
       if !agents[local_time_unit[:agent_id]]
         agent_user = User.lookup(id: local_time_unit[:agent_id])
-        agent = '-'
         if agent_user
           agents[local_time_unit[:agent_id]] = agent_user.fullname
         end

app/controllers/users_controller.rb

@@ -380,7 +380,7 @@ class UsersController < ApplicationController
 
     query = params[:query]
     if query.respond_to?(:permit!)
-      query = query.permit!.to_h
+      query.permit!.to_h
     end
 
     query = params[:query] || params[:term]
@@ -543,7 +543,7 @@ curl http://localhost/api/v1/users/email_verify_send -v -u #{login}:#{password}
     #  return
     #end
 
-    token = Token.create(action: 'Signup', user_id: user.id)
+    Token.create(action: 'Signup', user_id: user.id)
 
     result = User.signup_new_token(user)
     if result && result[:token]

app/jobs/ticket_article_communicate_email_job.rb

@@ -9,7 +9,6 @@ class TicketArticleCommunicateEmailJob < ApplicationJob
 
     # build subject
     ticket = Ticket.lookup(id: record.ticket_id)
-    article_count = Ticket::Article.where(ticket_id: ticket.id).count
 
     subject_prefix_mode = record.preferences[:subtype]
 

app/models/application_model/can_lookup.rb

@@ -25,8 +25,7 @@ returns
       attr.transform_keys!(&:to_sym).slice!(*lookup_keys)
       raise ArgumentError, "Valid lookup attribute required (#{lookup_keys.join(', ')})" if attr.empty?
 
-      record   = cache_get(attr.values.first)
-      record ||= find_and_save_to_cache_by(attr)
+      cache_get(attr.values.first) || find_and_save_to_cache_by(attr)
     end
 
 =begin

app/models/application_model/can_lookup_search_index_attributes.rb

@@ -22,8 +22,7 @@ returns
       next if !value
 
       # get attribute name
-      attribute_name_with_id = key.to_s
-      attribute_name         = key.to_s
+      attribute_name = key.to_s
       next if attribute_name[-3, 3] != '_id'
 
       attribute_name = attribute_name[ 0, attribute_name.length - 3 ]

app/models/application_model/has_attachments.rb

@@ -86,6 +86,5 @@ store attachments for this object
         created_by_id: created_by_id,
       )
     end
-    attachments_buffer = nil
   end
 end

app/models/channel/driver/sms/twilio.rb

@@ -40,7 +40,7 @@ class Channel::Driver::Sms::Twilio
     # find sender
     user = User.where(mobile: attr[:From]).order(:updated_at).first
     if !user
-      from_comment, preferences = Cti::CallerId.get_comment_preferences(attr[:From], 'from')
+      _from_comment, preferences = Cti::CallerId.get_comment_preferences(attr[:From], 'from')
       if preferences && preferences['from'] && preferences['from'][0]
         if preferences['from'][0]['level'] == 'known' && preferences['from'][0]['object'] == 'User'
           user = User.find_by(id: preferences['from'][0]['o_id'])

app/models/channel/email_parser.rb

@@ -202,9 +202,6 @@ returns
         # save changes set by x-zammad-ticket-followup-* headers
         ticket.save! if ticket.has_changes_to_save?
 
-        state      = Ticket::State.find(ticket.state_id)
-        state_type = Ticket::StateType.find(state.state_type_id)
-
         # set ticket to open again or keep create state
         if !mail['x-zammad-ticket-followup-state'.to_sym] && !mail['x-zammad-ticket-followup-state_id'.to_sym]
           new_state = Ticket::State.find_by(default_create: true)
@@ -480,7 +477,7 @@ process unprocessable_mails (tmp/unprocessable_mail/*.eml) again
     path = Rails.root.join('tmp', 'unprocessable_mail')
     files = []
     Dir.glob("#{path}/*.eml") do |entry|
-      ticket, article, user, mail = Channel::EmailParser.new.process(params, IO.binread(entry))
+      ticket, _article, _user, _mail = Channel::EmailParser.new.process(params, IO.binread(entry))
       next if ticket.blank?
 
       files.push entry
@@ -608,15 +605,13 @@ process unprocessable_mails (tmp/unprocessable_mail/*.eml) again
     file.header.fields.each do |field|
 
       # full line, encode, ready for storage
-
       value = field.to_utf8
       if value.blank?
         value = field.raw_value
       end
       headers_store[field.name.to_s] = value
-    rescue => e
+    rescue
       headers_store[field.name.to_s] = field.raw_value
-
     end
 
     # cleanup content id, <> will be added automatically later

app/models/channel/filter/monitoring_base.rb

@@ -80,9 +80,6 @@ class Channel::Filter::MonitoringBase
                         end
     end
 
-    # check if ticket with host is open
-    customer = User.lookup(id: session_user_id)
-
     # follow up detection by meta data
     open_states = Ticket::State.by_category(:open)
     ticket_ids = Ticket.where(state: open_states).order(created_at: :desc).limit(5000).pluck(:id)

app/models/concerns/checks_condition_validation.rb

@@ -26,7 +26,7 @@ module ChecksConditionValidation
       value:    1,
     }
 
-    ticket_count, tickets = Ticket.selectors(validate_condition, limit: 1, current_user: User.find(1))
+    ticket_count, _tickets = Ticket.selectors(validate_condition, limit: 1, current_user: User.find(1))
     return true if ticket_count.present?
 
     raise Exceptions::UnprocessableEntity, 'Invalid ticket selector conditions'

app/models/concerns/has_groups.rb

@@ -248,7 +248,7 @@ module HasGroups
     return if group_access_buffer.nil?
 
     yield
-    group_access_buffer = nil
+    self.group_access_buffer = nil
     cache_delete
   end
 

app/models/job.rb

@@ -135,7 +135,7 @@ job.run(true)
   end
 
   def matching_count
-    ticket_count, tickets = Ticket.selectors(condition, limit: 1)
+    ticket_count, _tickets = Ticket.selectors(condition, limit: 1)
     ticket_count || 0
   end
 

app/models/knowledge_base/answer.rb

@@ -49,7 +49,7 @@ class KnowledgeBase::Answer < ApplicationModel
     end
 
     data = ApplicationModel::CanAssets.reduce(siblings, data)
-    data = ApplicationModel::CanAssets.reduce(translations, data)
+    ApplicationModel::CanAssets.reduce(translations, data)
   end
 
   attachments_cleanup!

app/models/knowledge_base/category.rb

@@ -50,7 +50,7 @@ class KnowledgeBase::Category < ApplicationModel
     data = ApplicationModel::CanAssets.reduce(translations, data)
 
     # include parent category or KB for root to have full path
-    data = (parent || knowledge_base).assets(data)
+    (parent || knowledge_base).assets(data)
   end
 
   def self_parent?(candidate)

app/models/object_manager/attribute.rb

@@ -54,7 +54,6 @@ list of all attributes
     result = ObjectManager::Attribute.all.order('position ASC, name ASC')
     references = ObjectManager::Attribute.attribute_to_references_hash
     attributes = []
-    assets = {}
     result.each do |item|
       attribute = item.attributes
       attribute[:object] = ObjectLookup.by_id(item.object_lookup_id)
@@ -908,7 +907,7 @@ is certain attribute used by triggers, overviews or schedulers
     # fixes issue #2236 - Naming an attribute "attribute" causes ActiveRecord failure
     begin
       ObjectLookup.by_id(object_lookup_id).constantize.instance_method_already_implemented? name
-    rescue  ActiveRecord::DangerousAttributeError => e
+    rescue  ActiveRecord::DangerousAttributeError
       raise "#{name} is a reserved word, please choose a different one"
     end
 

app/models/object_manager/attribute/validation/required.rb

@@ -22,7 +22,7 @@ class ObjectManager::Attribute::Validation::Required < ObjectManager::Attribute:
   end
 
   def user_id
-    user_id ||= UserInfo.current_user_id
+    @user_id ||= UserInfo.current_user_id
   end
 
   def user

app/models/observer/sla/ticket_rebuild_escalation.rb

@@ -25,7 +25,6 @@ class Observer::Sla::TicketRebuildEscalation < ActiveRecord::Observer
 
     # check if condition has changed
     changed = false
-    fields_to_check = nil
     fields_to_check = if record.class == Sla
                         %w[condition calendar_id first_response_time update_time solution_time]
                       else

app/models/observer/transaction.rb

@@ -217,7 +217,6 @@ class Observer::Transaction < ActiveRecord::Observer
     # do not send anything if nothing has changed
     return true if real_changes.blank?
 
-    changed_by_id = nil
     changed_by_id = if record.respond_to?('updated_by_id')
                       record.updated_by_id
                     else

app/models/package.rb

@@ -505,8 +505,6 @@ execute all pending package migrations at once
 
       return true if !File.exist?(location)
 
-      migrations_done = Package::Migration.where(name: package.underscore)
-
       # get existing migrations
       migrations_existing = []
       Dir.foreach(location) do |entry|

app/models/store.rb

@@ -287,7 +287,6 @@ returns
     local_sha = Digest::SHA256.hexdigest(content)
 
     cache_key = "image-resize-#{local_sha}_#{width}"
-    all = nil
     image = Cache.get(cache_key)
     return image if image
 

app/models/store/provider/file.rb

@@ -108,7 +108,7 @@ class Store::Provider::File
     if !File.exist?(location)
       FileUtils.mkdir_p(location)
     end
-    full_path = location += file
+    full_path = location + file
     full_path.gsub('//', '/')
   end
 

app/models/text_module.rb

@@ -100,7 +100,7 @@ push text_modules to online
 
     # set new translator_key if given
     if result.data['translator_key']
-      translator_key = Setting.set('translator_key', result.data['translator_key'])
+      Setting.set('translator_key', result.data['translator_key'])
     end
 
     true

app/models/ticket.rb

@@ -197,7 +197,7 @@ returns
     tickets.each do |ticket|
 
       # get sla
-      sla = ticket.escalation_calculation_get_sla
+      ticket.escalation_calculation_get_sla
 
       article_id = nil
       article = Ticket::Article.last_customer_agent_article(ticket.id)
@@ -1129,10 +1129,8 @@ perform active triggers on ticket
           return [true, message]
         end
 
-        local_send_notification = true
         if article && send_notification == false && trigger.perform['notification.email'] && trigger.perform['notification.email']['recipient']
           recipient = trigger.perform['notification.email']['recipient']
-          local_send_notification = false
           local_options[:send_notification] = false
           if recipient.include?('ticket_customer') || recipient.include?('article_last_sender')
             logger.info { "Skip trigger (#{trigger.name}/#{trigger.id}) because sender do not want to get auto responder for object (Ticket/#{ticket.id}/Article/#{article.id})" }
@@ -1576,7 +1574,7 @@ result
     ).render.html2text.tr(' ', ' ') # convert non-breaking space to simple space
 
     # attributes content_type is not needed for SMS
-    article = Ticket::Article.create(
+    Ticket::Article.create(
       ticket_id:     id,
       subject:       'SMS notification',
       to:            sms_recipients_to,

app/models/transaction/notification.rb

@@ -88,7 +88,6 @@ class Transaction::Notification
     end
 
     # send notifications
-    recipient_list = ''
     recipients_and_channels.each do |item|
       user = item[:user]
       channels = item[:channels]

app/models/translation.rb

@@ -90,7 +90,7 @@ push translations to online
 
     # set new translator_key if given
     if result.data['translator_key']
-      translator_key = Setting.set('translator_key', result.data['translator_key'])
+      Setting.set('translator_key', result.data['translator_key'])
     end
 
     true
@@ -147,7 +147,6 @@ get list of translations
                      Translation.where(locale: locale.downcase).where.not(target: '').order(:source)
                    end
     translations.each do |item|
-      translation_item = []
       translation_item = if admin
                            [
                              item.id,
@@ -405,7 +404,7 @@ Get source file at https://i18n.zammad.com/api/v1/translations_empty_translation
       col_sep: ',',
     }
     rows = ::CSV.parse(content, params)
-    header = rows.shift
+    rows.shift  # remove header
 
     translation_raw = []
     rows.each do |row|

app/models/user.rb

@@ -441,7 +441,6 @@ returns
 
   def permissions?(key)
     keys = key
-    names = []
     if key.class == String
       keys = [key]
     end
@@ -715,8 +714,14 @@ returns
 
   def merge(user_id_of_duplicate_user)
 
-    # find email addresses and move them to primary user
-    duplicate_user = User.find(user_id_of_duplicate_user)
+    # Raise an exception if the user is not found (?)
+    #
+    # (This line used to contain a useless variable assignment,
+    # and was changed to satisfy the linter.
+    # We're not certain of its original intention,
+    # so the User.find call has been kept
+    # to prevent any unexpected regressions.)
+    User.find(user_id_of_duplicate_user)
 
     # merge missing attibutes
     Models.merge('User', id, user_id_of_duplicate_user)

db/migrate/20170910000002_out_of_office2.rb

@@ -22,7 +22,6 @@ class OutOfOffice2 < ActiveRecord::Migration[4.2]
     end
 
     role_ids = Role.with_permissions(['ticket.agent']).map(&:id)
-    overview_role = Role.find_by(name: 'Agent')
     Overview.create_or_update(
       name:          'My replacement Tickets',
       link:          'my_replacement_tickets',

lib/core_ext/string.rb

@@ -153,19 +153,20 @@ class String
           text_compare.downcase!
           text_compare.sub!(%r{/$}, '')
         end
-        placeholder = if link_compare.present? && text_compare.blank?
-                        link
-                      elsif link_compare.blank? && text_compare.present?
-                        text
-                      elsif link_compare && link_compare =~ /^mailto/i
-                        text
-                      elsif link_compare.present? && text_compare.present? && (link_compare == text_compare || link_compare == "mailto:#{text}".downcase || link_compare == "http://#{text}".downcase)
-                        "######LINKEXT:#{link}/TEXT:#{text}######"
-                      elsif text !~ /^http/
-                        "#{text} (######LINKRAW:#{link}######)"
-                      else
-                        "#{link} (######LINKRAW:#{text}######)"
-                      end
+
+        if link_compare.present? && text_compare.blank?
+          link
+        elsif link_compare.blank? && text_compare.present?
+          text
+        elsif link_compare && link_compare =~ /^mailto/i
+          text
+        elsif link_compare.present? && text_compare.present? && (link_compare == text_compare || link_compare == "mailto:#{text}".downcase || link_compare == "http://#{text}".downcase)
+          "######LINKEXT:#{link}/TEXT:#{text}######"
+        elsif text !~ /^http/
+          "#{text} (######LINKRAW:#{link}######)"
+        else
+          "#{link} (######LINKRAW:#{text}######)"
+        end
       end
     end
 
@@ -180,10 +181,10 @@ class String
 
     # pre/code handling 1/2
     string.gsub!(%r{<pre>(.+?)</pre>}m) do |placeholder|
-      placeholder = placeholder.gsub(/\n/, '###BR###')
+      placeholder.gsub(/\n/, '###BR###')
     end
     string.gsub!(%r{<code>(.+?)</code>}m) do |placeholder|
-      placeholder = placeholder.gsub(/\n/, '###BR###')
+      placeholder.gsub(/\n/, '###BR###')
     end
 
     # insert spaces on [A-z]\n[A-z]
@@ -231,11 +232,12 @@ class String
         if content.match?(/^www/i)
           content = "http://#{content}"
         end
-        placeholder = if content =~ /^(http|https|ftp|tel)/i
-                        "#{pre}######LINKRAW:#{content}#######{post}"
-                      else
-                        "#{pre}#{content}#{post}"
-                      end
+
+        if content =~ /^(http|https|ftp|tel)/i
+          "#{pre}######LINKRAW:#{content}#######{post}"
+        else
+          "#{pre}#{content}#{post}"
+        end
       end
     end
 
@@ -374,7 +376,7 @@ class String
       ]
       map.each do |regexp|
         string.sub!(/#{regexp}/m) do |placeholder|
-          placeholder = "#{marker}#{placeholder}"
+          "#{marker}#{placeholder}"
         end
       end
       return string
@@ -388,7 +390,7 @@ class String
 
     # search for signature separator "--\n"
     string.sub!(/^\s{0,2}--\s{0,2}$/) do |placeholder|
-      placeholder = "#{marker}#{placeholder}"
+      "#{marker}#{placeholder}"
     end
 
     map = {}
@@ -444,14 +446,12 @@ class String
     #map['word-en-de'] = "[^#{marker}].{1,250}\s(wrote|schrieb):"
 
     map.each_value do |regexp|
-
       string.sub!(/#{regexp}/) do |placeholder|
-        placeholder = "#{marker}#{placeholder}"
+        "#{marker}#{placeholder}"
+      rescue
+        # regexp was not possible because of some string encoding issue, use next
+        Rails.logger.debug { "Invalid string/charset combination with regexp #{regexp} in string" }
       end
-    rescue
-      # regexp was not possible because of some string encoding issue, use next
-      Rails.logger.debug { "Invalid string/charset combination with regexp #{regexp} in string" }
-
     end
 
     string

lib/external_credential/twitter.rb

@@ -155,7 +155,7 @@ class ExternalCredential::Twitter
     # verify if webhook is already registered
     begin
       webhooks = client.webhooks_by_env_name(env_name)
-    rescue => e
+    rescue
       begin
         webhooks = client.webhooks
         raise "Unable to get list of webooks. You use the wrong 'Dev environment label', only #{webhooks.inspect} available."

lib/fill_db.rb

@@ -143,7 +143,7 @@ or if you only want to create 100 tickets
     if !overviews.zero?
       (1..overviews).each do
         ActiveRecord::Base.transaction do
-          overview = Overview.create!(
+          Overview.create!(
             name:      "Filloverview::#{rand(999_999)}",
             role_ids:  [Role.find_by(name: 'Agent').id],
             condition: {
@@ -190,7 +190,7 @@ or if you only want to create 100 tickets
         )
 
         # create article
-        article = Ticket::Article.create!(
+        Ticket::Article.create!(
           ticket_id:     ticket.id,
           from:          customer.email,
           to:            'some_recipient@example.com',

lib/html_sanitizer.rb

@@ -193,7 +193,6 @@ satinize html string based on whiltelist
         end
       end
 
-      new_string = ''
       done = true
       while done
         new_string = Loofah.fragment(string).scrub!(scrubber_wipe).to_s
@@ -205,7 +204,7 @@ satinize html string based on whiltelist
 
       Loofah.fragment(string).scrub!(scrubber_link).to_s
     end
-  rescue Timeout::Error => e
+  rescue Timeout::Error
     UNPROCESSABLE_HTML_MSG
   end
 
@@ -237,7 +236,7 @@ cleanup html string:
       string = cleanup_structure(string)
       string
     end
-  rescue Timeout::Error => e
+  rescue Timeout::Error
     UNPROCESSABLE_HTML_MSG
   end
 
@@ -302,7 +301,6 @@ cleanup html string:
       end
     end
 
-    new_string = ''
     done = true
     while done
       new_string = Loofah.fragment(string).scrub!(scrubber_structure).to_s

lib/import/exchange/item_attributes.rb

@@ -15,7 +15,7 @@ module Import
           properties  = @resource.get_all_properties!
           result      = normalize(properties)
           flattened   = flatten(result)
-          booleanized = booleanize_values(flattened)
+          booleanize_values(flattened)
         end
       end
 

lib/import/otrs/article_customer.rb

@@ -5,7 +5,7 @@ module Import
 
       def initialize(article)
         import(article)
-      rescue Exceptions::UnprocessableEntity => e
+      rescue Exceptions::UnprocessableEntity
         log "ERROR: Can't extract customer from Article #{article[:id]}"
       end
 

lib/import/zendesk/object_attribute/base.rb

@@ -18,7 +18,7 @@ module Import
         def add(object, name, attribute)
           ObjectManager::Attribute.add( attribute_config(object, name, attribute) )
           ObjectManager::Attribute.migration_execute(false)
-        rescue => e
+        rescue
           # rubocop:disable Style/SpecialGlobalVars
           raise $!, "Problem with ObjectManager Attribute '#{name}': #{$!}", $!.backtrace
           # rubocop:enable Style/SpecialGlobalVars

lib/report/article_by_type_sender.rb

@@ -22,11 +22,6 @@ returns
   def self.aggs(params_origin)
     params = params_origin.dup
 
-    interval = params[:interval]
-    if params[:interval] == 'week'
-      interval = 'day'
-    end
-
     result = []
     if params[:interval] == 'month'
       stop_interval = 12

lib/report/base.rb

@@ -263,7 +263,6 @@ class Report::Base
     query, bind_params, tables = Ticket.selector2sql(data[:condition])
     ticket_list = Ticket.where('tickets.created_at >= ? AND tickets.created_at <= ?', data[:start], data[:end])
                         .where(query, *bind_params).joins(tables)
-    tickets = 0
     time_min = 0
     ticket_ids = []
     ticket_list.each do |ticket|
@@ -301,7 +300,6 @@ class Report::Base
     query, bind_params, tables = Ticket.selector2sql(data[:condition])
     ticket_list = Ticket.where('tickets.created_at >= ? AND tickets.created_at <= ?', data[:start], data[:end])
                         .where(query, *bind_params).joins(tables)
-    tickets = 0
     time_max = 0
     ticket_ids = []
     ticket_list.each do |ticket|
@@ -334,7 +332,6 @@ class Report::Base
 
   def self.ticket_condition(ticket_id, condition)
     ticket = Ticket.lookup( id: ticket_id )
-    match = true
     condition.each do |key, value|
       if ticket[key.to_sym] != value
         return false

lib/report/ticket_first_solution.rb

@@ -17,10 +17,6 @@ returns
 
   def self.aggs(params_origin)
     params = params_origin.dup
-    interval = params[:interval]
-    if params[:interval] == 'week'
-      interval = 'day'
-    end
 
     result = []
     if params[:interval] == 'month'

lib/report/ticket_moved.rb

@@ -26,11 +26,6 @@ returns
       return [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
     end
 
-    interval = params[:interval]
-    if params[:interval] == 'week'
-      interval = 'day'
-    end
-
     result = []
     if params[:interval] == 'month'
       stop_interval = 12
@@ -113,7 +108,6 @@ returns
       }
     end
     local_params = group_attributes(selector, params)
-    local_selector = params[:selector].clone
     without_merged_tickets = {
       'ticket_state.name' => {
         'operator' => 'is not',

lib/report/ticket_reopened.rb

@@ -20,11 +20,6 @@ returns
     params = params_origin.dup
     ticket_state_ids = ticket_ids
 
-    interval = params[:interval]
-    if params[:interval] == 'week'
-      interval = 'day'
-    end
-
     result = []
     if params[:interval] == 'month'
       stop_interval = 12

lib/search_knowledge_base_backend.rb

@@ -171,7 +171,7 @@ class SearchKnowledgeBaseBackend
       }
     end
 
-    if (scope = @params.fetch(:scope, nil))
+    if @params.fetch(:scope, nil)
       scope = { terms: { scope_id: @cached_scope_ids } }
 
       output[:query_extension][:bool][:must].push scope

lib/sequencer/unit/import/common/model/skip/missing_mandatory/base.rb

@@ -37,7 +37,7 @@ class Sequencer
                 def mandatory_missing?
                   values = attribute_value.fetch_values(*mandatory)
                   values.none?(&:present?)
-                rescue KeyError => e
+                rescue KeyError
                   false
                 end
               end

lib/sequencer/unit/import/zendesk/tickets.rb

@@ -35,7 +35,7 @@ class Sequencer
           # per request
           def update_ticket_count
             update_import_job
-            previous_page = next_page
+            next_page
           end
 
           attr_accessor :previous_page

lib/service/geo_location/gmaps.rb

@@ -23,7 +23,7 @@ class Service::GeoLocation::Gmaps
 
     lat = result['results'].first['geometry']['location']['lat']
     lng = result['results'].first['geometry']['location']['lng']
-    latlng = [lat, lng]
+    [lat, lng]
   end
 
   def self.reverse_geocode(lat, lng)

lib/sessions.rb

@@ -440,7 +440,6 @@ returns
       files.push entry
     end
     files.sort.each do |entry|
-      filename = "#{path}/#{entry}"
       next if entry !~ /^send/
 
       message = Sessions.queue_file_read(path, entry)

lib/sessions/backend/ticket_overview_list.rb

@@ -72,7 +72,6 @@ class Sessions::Backend::TicketOverviewList < Sessions::Backend::Base
     # push overview index
     indexes = []
     index_and_lists.each do |index|
-      assets = {}
       overview = Overview.lookup(id: index[:overview][:id])
       next if !overview
 

lib/stats/ticket_escalation.rb

@@ -20,7 +20,6 @@ class Stats::TicketEscalation
     ).count
 
     average = '-'
-    state = 'supergood'
     state = if own_escalated.zero?
               'supergood'
             elsif own_escalated <= 1

lib/stats/ticket_response_time.rb

@@ -23,7 +23,6 @@ class Stats::TicketResponseTime
 
   def self.generate(user)
     items = StatsStore.where('created_at > ? AND created_at < ?', Time.zone.now - 7.days, Time.zone.now).where(key: 'ticket:response_time')
-    count_total = items.count
     total = 0
     count_own = 0
     own = 0

lib/stats/ticket_waiting_time.rb

@@ -25,7 +25,6 @@ class Stats::TicketWaitingTime
       average_per_agent = (average_per_agent / 60).round
     end
 
-    state   = 'supergood'
     percent = 0
     state   = if handling_time <= 60
                 percent = handling_time.to_f / 60

lib/tasks/zammad/ci/service/puma/start.rake

@@ -24,7 +24,7 @@ namespace :zammad do
             env
           ]
 
-          stdout, stderr, status = Open3.capture3(*command)
+          _stdout, stderr, status = Open3.capture3(*command)
 
           next if status.success?
 

lib/tasks/zammad/ci/service/scheduler/start.rake

@@ -16,7 +16,7 @@ namespace :zammad do
             'start',
           ]
 
-          stdout, stderr, status = Open3.capture3(*command)
+          _stdout, stderr, status = Open3.capture3(*command)
 
           next if status.success?
 

lib/tasks/zammad/ci/service/scheduler/stop.rake

@@ -16,7 +16,7 @@ namespace :zammad do
             'stop',
           ]
 
-          stdout, stderr, status = Open3.capture3(*command)
+          _stdout, stderr, status = Open3.capture3(*command)
 
           next if status.success?
 

lib/tasks/zammad/ci/service/websocket/start.rake

@@ -20,7 +20,7 @@ namespace :zammad do
             port
           ]
 
-          stdout, stderr, status = Open3.capture3(*command)
+          _stdout, stderr, status = Open3.capture3(*command)
 
           next if status.success?
 

lib/tasks/zammad/ci/service/websocket/stop.rake

@@ -16,7 +16,7 @@ namespace :zammad do
             'stop',
           ]
 
-          stdout, stderr, status = Open3.capture3(*command)
+          _stdout, stderr, status = Open3.capture3(*command)
 
           next if status.success?
 

lib/twitter_sync.rb

@@ -345,10 +345,6 @@ class TwitterSync
 
     # import tweet
     to = nil
-    from = nil
-    article_type = nil
-    in_reply_to = nil
-    twitter_preferences = {}
     raise "Unknown tweet type '#{tweet.class}'" if tweet.class != Twitter::Tweet
 
     article_type = 'twitter status'
@@ -504,7 +500,6 @@ create a tweet ot direct message from an article
 
   def get_state(channel, tweet, ticket = nil)
 
-    user_id = nil
     user_id = if tweet.is_a?(Hash)
                 if tweet['user'] && tweet['user']['id']
                   tweet['user']['id']

script/websocket-server.rb

@@ -64,7 +64,6 @@ before_fork
   i: "#{dir}/tmp/pids/websocket.pid"
 }
 
-tls_options = {}
 OptionParser.new do |opts|
   opts.banner = 'Usage: websocket-server.rb start|stop [options]'
 

spec/db/migrate/issue_1977_remove_invalid_user_foreign_keys_spec.rb

@@ -12,7 +12,7 @@ RSpec.describe Issue1977RemoveInvalidUserForeignKeys, type: :db_migration do
         without_foreign_key(:online_notifications, column: :user_id)
 
         create(:online_notification, user_id: 1337)
-        valid = create(:online_notification, user_id: existing_user_id)
+        create(:online_notification, user_id: existing_user_id)
 
         expect do
           migrate
@@ -24,7 +24,7 @@ RSpec.describe Issue1977RemoveInvalidUserForeignKeys, type: :db_migration do
         without_foreign_key(:recent_views, column: :created_by_id)
 
         create(:recent_view, created_by_id: 1337)
-        valid = create(:recent_view, created_by_id: existing_user_id)
+        create(:recent_view, created_by_id: existing_user_id)
 
         expect do
           migrate
@@ -35,8 +35,8 @@ RSpec.describe Issue1977RemoveInvalidUserForeignKeys, type: :db_migration do
         without_foreign_key(:online_notifications, column: :user_id)
 
         create(:avatar, object_lookup_id: ObjectLookup.by_name('User'), o_id: 1337)
-        valid_ticket = create(:avatar, object_lookup_id: ObjectLookup.by_name('Ticket'), o_id: 1337)
-        valid_user   = create(:avatar, object_lookup_id: ObjectLookup.by_name('User'), o_id: existing_user_id)
+        create(:avatar, object_lookup_id: ObjectLookup.by_name('Ticket'), o_id: 1337)
+        create(:avatar, object_lookup_id: ObjectLookup.by_name('User'), o_id: existing_user_id)
 
         expect do
           migrate

spec/jobs/ticket_user_ticket_counter_job_spec.rb

@@ -4,13 +4,15 @@ RSpec.describe TicketUserTicketCounterJob, type: :job do
 
   let!(:customer) { create(:user) }
 
-  let!(:tickets) do
-    ticket_states = {
+  let!(:ticket_states) do
+    {
       open:   Ticket::State.by_category(:open).first,
       closed: Ticket::State.by_category(:closed).first,
     }
+  end
 
-    tickets = {
+  let!(:tickets) do
+    {
       open:   [
         create(:ticket, state_id: ticket_states[:open].id, customer_id: customer.id),
         create(:ticket, state_id: ticket_states[:open].id, customer_id: customer.id),

spec/lib/import/zendesk/object_attribute/dropdown_spec.rb

@@ -67,6 +67,6 @@ RSpec.describe Import::Zendesk::ObjectAttribute::Dropdown do
     expect(ObjectManager::Attribute).to receive(:add).with(expected_structure)
     expect(ObjectManager::Attribute).to receive(:migration_execute)
 
-    created_instance = described_class.new('Ticket', 'example_field', attribute)
+    described_class.new('Ticket', 'example_field', attribute)
   end
 end

spec/lib/import/zendesk/object_attribute/tagger_spec.rb

@@ -67,6 +67,6 @@ RSpec.describe Import::Zendesk::ObjectAttribute::Tagger do
     expect(ObjectManager::Attribute).to receive(:add).with(expected_structure)
     expect(ObjectManager::Attribute).to receive(:migration_execute)
 
-    created_instance = described_class.new('Ticket', 'example_field', attribute)
+    described_class.new('Ticket', 'example_field', attribute)
   end
 end

spec/lib/ldap/user_spec.rb

@@ -96,7 +96,7 @@ RSpec.describe Ldap::User do
         connection = double()
         expect(mocked_ldap).to receive(:connection).and_return(connection)
 
-        ldap_entry = build(:ldap_entry)
+        build(:ldap_entry)
 
         expect(mocked_ldap).to receive(:base_dn)
         expect(connection).to receive(:bind_as).and_return(true)
@@ -108,7 +108,7 @@ RSpec.describe Ldap::User do
         connection = double()
         expect(mocked_ldap).to receive(:connection).and_return(connection)
 
-        ldap_entry = build(:ldap_entry)
+        build(:ldap_entry)
 
         expect(mocked_ldap).to receive(:base_dn)
         expect(connection).to receive(:bind_as).and_return(false)

spec/lib/notification_factory/renderer_spec.rb

@@ -32,7 +32,7 @@ RSpec.describe NotificationFactory::Renderer do
     end
 
     it 'correctly renders simple select attributes' do
-      attribute = create :object_manager_attribute_select, name: 'select'
+      create :object_manager_attribute_select, name: 'select'
       ObjectManager::Attribute.migration_execute
 
       ticket = create :ticket, customer: @user, select: 'key_1'
@@ -52,9 +52,9 @@ RSpec.describe NotificationFactory::Renderer do
     end
 
     it 'correctly renders select attributes on chained user object' do
-      attribute = create :object_manager_attribute_select,
-                         object_lookup_id: ObjectLookup.by_name('User'),
-                         name:             'select'
+      create :object_manager_attribute_select,
+             object_lookup_id: ObjectLookup.by_name('User'),
+             name:             'select'
       ObjectManager::Attribute.migration_execute
 
       user = User.where(firstname: 'Nicole').first
@@ -77,9 +77,9 @@ RSpec.describe NotificationFactory::Renderer do
     end
 
     it 'correctly renders select attributes on chained group object' do
-      attribute = create :object_manager_attribute_select,
-                         object_lookup_id: ObjectLookup.by_name('Group'),
-                         name:             'select'
+      create :object_manager_attribute_select,
+             object_lookup_id: ObjectLookup.by_name('Group'),
+             name:             'select'
       ObjectManager::Attribute.migration_execute
 
       ticket = create :ticket, customer: @user
@@ -102,9 +102,9 @@ RSpec.describe NotificationFactory::Renderer do
     end
 
     it 'correctly renders select attributes on chained organization object' do
-      attribute = create :object_manager_attribute_select,
-                         object_lookup_id: ObjectLookup.by_name('Organization'),
-                         name:             'select'
+      create :object_manager_attribute_select,
+             object_lookup_id: ObjectLookup.by_name('Organization'),
+             name:             'select'
       ObjectManager::Attribute.migration_execute
 
       @user.organization.select = 'key_2'
@@ -126,7 +126,7 @@ RSpec.describe NotificationFactory::Renderer do
     end
 
     it 'correctly renders tree select attributes' do
-      attribute = create :object_manager_attribute_tree_select, name: 'tree_select'
+      create :object_manager_attribute_tree_select, name: 'tree_select'
       ObjectManager::Attribute.migration_execute
 
       ticket = create :ticket, customer: @user, tree_select: 'Incident::Hardware::Laptop'

spec/lib/sequencer/unit/import/common/model/reset_primary_key_sequence_spec.rb

@@ -8,8 +8,6 @@ RSpec.describe Sequencer::Unit::Import::Common::Model::ResetPrimaryKeySequence,
 
     expect(DbHelper).to receive(:import_post).with(model_class.table_name)
 
-    provided = process(
-      model_class: model_class,
-    )
+    process(model_class: model_class)
   end
 end

spec/models/trigger/sms_spec.rb

@@ -9,15 +9,15 @@ RSpec.describe Trigger do
       another_agent = create(:admin_user, mobile: '+37061010000')
       Group.lookup(id: 1).users << another_agent
 
-      channel = create(:channel, area: 'Sms::Notification')
-      trigger = create(:trigger,
-                       disable_notification: false,
-                       perform:              {
-                         'notification.sms': {
-                           recipient: 'ticket_agents',
-                           body:      'space&nbsp;between #{ticket.title}', # rubocop:disable Lint/InterpolationCheck
-                         }
-                       })
+      create(:channel, area: 'Sms::Notification')
+      create(:trigger,
+             disable_notification: false,
+             perform:              {
+               'notification.sms': {
+                 recipient: 'ticket_agents',
+                 body:      'space&nbsp;between #{ticket.title}', # rubocop:disable Lint/InterpolationCheck
+               }
+             })
 
       ticket = create(:ticket, group: Group.lookup(id: 1), created_by_id: agent.id)
       Observer::Transaction.commit

spec/requests/integration/monitoring_spec.rb

@@ -257,7 +257,6 @@ RSpec.describe 'Monitoring', type: :request do
 
       expect(json_response).to be_a_kind_of(Hash)
       expect(json_response['token']).to be_truthy
-      token = json_response['token']
       expect(json_response['error']).to be_falsey
 
     end

spec/requests/integration/object_manager_attributes_spec.rb

@@ -11,7 +11,6 @@ RSpec.describe 'ObjectManager Attributes', type: :request do
     it 'does add new ticket text object' do
       authenticated_as(admin_user)
       post '/api/v1/object_manager_attributes', params: {}, as: :json
-      token = response.headers['CSRF-TOKEN']
 
       # token based on headers
       params = {
@@ -59,7 +58,6 @@ RSpec.describe 'ObjectManager Attributes', type: :request do
     it 'does add new ticket text object - no default' do
       authenticated_as(admin_user)
       post '/api/v1/object_manager_attributes', params: {}, as: :json
-      token = response.headers['CSRF-TOKEN']
 
       # token based on headers
       params = {
@@ -113,7 +111,6 @@ RSpec.describe 'ObjectManager Attributes', type: :request do
 
       authenticated_as(admin_user)
       post "/api/v1/object_manager_attributes/#{object.id}", params: {}, as: :json
-      token = response.headers['CSRF-TOKEN']
 
       # parameters for updating
       params = {
@@ -162,7 +159,6 @@ RSpec.describe 'ObjectManager Attributes', type: :request do
     it 'does add new ticket boolean object' do
       authenticated_as(admin_user)
       post '/api/v1/object_manager_attributes', params: {}, as: :json
-      token = response.headers['CSRF-TOKEN']
 
       # token based on headers
       params = {
@@ -211,7 +207,6 @@ RSpec.describe 'ObjectManager Attributes', type: :request do
     it 'does add new user select object' do
       authenticated_as(admin_user)
       post '/api/v1/object_manager_attributes', params: {}, as: :json
-      token = response.headers['CSRF-TOKEN']
 
       # token based on headers
       params = {
@@ -277,7 +272,6 @@ RSpec.describe 'ObjectManager Attributes', type: :request do
       expect(migration).to eq(true)
 
       post "/api/v1/object_manager_attributes/#{object.id}", params: {}, as: :json
-      token = response.headers['CSRF-TOKEN']
 
       # parameters for updating
       params = {
@@ -441,7 +435,7 @@ RSpec.describe 'ObjectManager Attributes', type: :request do
     it 'does ticket attributes cannot be removed when it is referenced by an overview (03)', db_strategy: :reset do
 
       # 1. create a new ticket attribute and execute migration
-      migration = ObjectManager::Attribute.migration_execute
+      ObjectManager::Attribute.migration_execute
 
       params = {
         'name':        'test_attribute_referenced_by_an_overview',
@@ -536,7 +530,7 @@ RSpec.describe 'ObjectManager Attributes', type: :request do
     it 'does ticket attributes cannot be removed when it is referenced by a trigger (04)', db_strategy: :reset do
 
       # 1. create a new ticket attribute and execute migration
-      migration = ObjectManager::Attribute.migration_execute
+      ObjectManager::Attribute.migration_execute
 
       params = {
         'name':        'test_attribute_referenced_by_a_trigger',
@@ -622,7 +616,7 @@ RSpec.describe 'ObjectManager Attributes', type: :request do
     it 'does ticket attributes cannot be removed when it is referenced by a scheduler (05)', db_strategy: :reset do
 
       # 1. create a new ticket attribute and execute migration
-      migration = ObjectManager::Attribute.migration_execute
+      ObjectManager::Attribute.migration_execute
 
       params = {
         'name':        'test_attribute_referenced_by_a_scheduler',
@@ -755,7 +749,7 @@ RSpec.describe 'ObjectManager Attributes', type: :request do
     it 'does ticket attributes can be removed when it is referenced by an overview but by user object (06)', db_strategy: :reset do
 
       # 1. create a new ticket attribute and execute migration
-      migration = ObjectManager::Attribute.migration_execute
+      ObjectManager::Attribute.migration_execute
 
       params = {
         'name':        'test_attribute_referenced_by_an_overview',

spec/requests/integration/twilio_sms_spec.rb

@@ -11,7 +11,6 @@ RSpec.describe 'Twilio SMS', type: :request do
     it 'does basic call' do
 
       # configure twilio channel
-      bot_id = 123_456_789
       group_id = Group.find_by(name: 'Users').id
 
       UserInfo.current_user_id = 1
@@ -179,11 +178,8 @@ RSpec.describe 'Twilio SMS', type: :request do
       Observer::Transaction.commit
       Scheduler.worker(true)
 
-      # configure twilio channel
-      bot_id = 123_456_789
-
       UserInfo.current_user_id = 1
-      channel = create(
+      create(
         :channel,
         area:    'Sms::Account',
         options: {

spec/requests/ticket/article_attachments_spec.rb

@@ -68,7 +68,7 @@ RSpec.describe 'Ticket Article Attachments', type: :request do
     it 'does test attachments for split' do
       email_file_path  = Rails.root.join('test', 'data', 'mail', 'mail024.box')
       email_raw_string = File.read(email_file_path)
-      ticket_p, article_p, user_p = Channel::EmailParser.new.process({}, email_raw_string)
+      ticket_p, article_p, _user_p = Channel::EmailParser.new.process({}, email_raw_string)
 
       authenticated_as(agent_user)
       get '/api/v1/ticket_split', params: { form_id: '1234-2', ticket_id: ticket_p.id, article_id: article_p.id }, as: :json
@@ -83,7 +83,7 @@ RSpec.describe 'Ticket Article Attachments', type: :request do
     it 'does test attachments for forward' do
       email_file_path  = Rails.root.join('test', 'data', 'mail', 'mail008.box')
       email_raw_string = File.read(email_file_path)
-      ticket_p, article_p, user_p = Channel::EmailParser.new.process({}, email_raw_string)
+      _ticket_p, article_p, _user_p = Channel::EmailParser.new.process({}, email_raw_string)
 
       authenticated_as(agent_user)
       post "/api/v1/ticket_attachment_upload_clone_by_article/#{article_p.id}", params: {}, as: :json
@@ -98,7 +98,7 @@ RSpec.describe 'Ticket Article Attachments', type: :request do
 
       email_file_path  = Rails.root.join('test', 'data', 'mail', 'mail024.box')
       email_raw_string = File.read(email_file_path)
-      ticket_p, article_p, user_p = Channel::EmailParser.new.process({}, email_raw_string)
+      _ticket_p, article_p, _user_p = Channel::EmailParser.new.process({}, email_raw_string)
 
       post "/api/v1/ticket_attachment_upload_clone_by_article/#{article_p.id}", params: { form_id: '1234-2' }, as: :json
       expect(response).to have_http_status(:ok)

spec/requests/ticket/escalation_spec.rb

@@ -110,7 +110,7 @@ Subject: some value 123
 
 Some Text"
 
-      ticket_p, article_p, user_p, mail = Channel::EmailParser.new.process({}, email)
+      ticket_p, _article_p, user_p, _mail = Channel::EmailParser.new.process({}, email)
       ticket_p.reload
       expect(ticket_p.escalation_at).to be_truthy
       expect(ticket_p.first_response_escalation_at.to_i).to be_within(90.seconds).of((ticket_p.created_at + 1.hour).to_i)

spec/requests/ticket_spec.rb

@@ -1951,7 +1951,6 @@ RSpec.describe 'Ticket', type: :request do
 
     it 'does ticket search sorted (08.01)' do
       title = "ticket pagination #{rand(999_999_999)}"
-      tickets = []
 
       ticket1 = create(
         :ticket,

spec/requests/time_accounting_spec.rb

@@ -24,7 +24,7 @@ RSpec.describe 'Time Accounting API endpoints', type: :request do
 
     context 'when requesting a log report download' do
       it 'responds with an Excel spreadsheet' do
-        group   = create(:group)
+        create(:group)
         ticket  = create(:ticket, state: Ticket::State.lookup(name: 'open'), customer: customer )
         article = create(:ticket_article, ticket: ticket, type: Ticket::Article::Type.lookup(name: 'note') )
 
@@ -46,7 +46,7 @@ RSpec.describe 'Time Accounting API endpoints', type: :request do
       it 'responds with an Excel spreadsheet' do
         ObjectManager::Attribute.add attributes_for :object_manager_attribute_select
 
-        group   = create(:group)
+        create(:group)
         ticket  = create(:ticket, state: Ticket::State.lookup(name: 'open'), customer: customer )
         article = create(:ticket_article, ticket: ticket, type: Ticket::Article::Type.lookup(name: 'note') )
 

test/browser/abb_one_group_test.rb

@@ -14,7 +14,7 @@ class AgentTicketActionLevel0Test < TestCase
     tasks_close_all()
 
     # create new ticket
-    ticket1 = ticket_create(
+    ticket_create(
       data: {
         customer: 'nico',
         group:    '-NONE-',
@@ -230,7 +230,7 @@ class AgentTicketActionLevel0Test < TestCase
     sleep 12
 
     # create new ticket
-    ticket1 = ticket_create(
+    ticket_create(
       data: {
         customer: 'nico',
         group:    'Users',

test/browser/admin_object_manager_test.rb

@@ -80,7 +80,7 @@ class AdminObjectManagerTest < TestCase
     )
 
     # create new ticket
-    ticket = ticket_create(
+    ticket_create(
       data:                {
         customer: 'nico',
         group:    'Users',
@@ -283,7 +283,7 @@ class AdminObjectManagerTest < TestCase
     )
 
     # create new ticket
-    ticket = ticket_create(
+    ticket_create(
       data:                {
         customer: 'nico',
         group:    'Users',
@@ -696,7 +696,7 @@ class AdminObjectManagerTest < TestCase
     )
     object_manager_attribute_migrate
 
-    ticket = ticket_create(
+    ticket_create(
       data:                {
         customer: 'nico',
         group:    'Users',

test/browser/admin_overview_test.rb

@@ -41,7 +41,7 @@ class AdminOverviewTest < TestCase
     name = "overview_#{rand(99_999_999)}"
     ticket_titles = (1..3).map { |i| "Priority #{i} ticket" }
 
-    @browser = instance = browser_instance
+    @browser = browser_instance
     login(
       username: 'master@example.com',
       password: 'test',

test/browser/admin_role_test.rb

@@ -2,8 +2,6 @@ require 'browser_test_helper'
 
 class AdminRoleTest < TestCase
   def test_role_device
-    name = "some role #{rand(99_999_999)}"
-
     @browser = browser_instance
     login(
       username: 'master@example.com',

test/browser/agent_navigation_and_title_test.rb

@@ -67,7 +67,7 @@ class AgentNavigationAndTitleTest < TestCase
     exists_not(css: '#navigation .js-menu .is-active')
 
     # ticket zoom screen
-    ticket1 = ticket_create(
+    ticket_create(
       data: {
         customer: 'nico',
         group:    'Users',

test/browser/agent_ticket_attachment_test.rb

@@ -315,7 +315,7 @@ class AgentTicketAttachmentTest < TestCase
     )
     tasks_close_all()
 
-    ticket1 = ticket_create(
+    ticket_create(
       data:          {
         customer: 'Nico',
         group:    'Users',

test/browser/agent_ticket_email_reply_keep_body_test.rb

@@ -13,7 +13,7 @@ class AgentTicketEmailReplyKeepBodyTest < TestCase
     tasks_close_all()
 
     # create new ticket
-    ticket1 = ticket_create(
+    ticket_create(
       data: {
         customer: 'nico',
         group:    'Users',
@@ -98,7 +98,7 @@ class AgentTicketEmailReplyKeepBodyTest < TestCase
   end
 
   def test_full_quote
-    @browser = instance = browser_instance
+    @browser = browser_instance
     login(
       username: 'master@example.com',
       password: 'test',
@@ -174,7 +174,7 @@ class AgentTicketEmailReplyKeepBodyTest < TestCase
 
   # Regression test for issue #2344 - Missing translation for Full-Quote-Text "on xy wrote"
   def test_full_quote_german_locale
-    @browser = instance = browser_instance
+    @browser = browser_instance
     login(
       username: 'master@example.com',
       password: 'test',

test/browser/agent_ticket_macro_test.rb

@@ -101,7 +101,7 @@ class AgentTicketMacroTest < TestCase
       ux_flow_next_up: ux_flow_next_up,
     )
 
-    ticket = ticket_create(
+    ticket_create(
       data: {
         customer: 'nico',
         group:    'Users',

test/browser/agent_ticket_online_notification_test.rb

@@ -13,7 +13,7 @@ class AgentTicketOnlineNotificationTest < TestCase
     tasks_close_all()
 
     # create new ticket
-    ticket1 = ticket_create(
+    ticket_create(
       data: {
         customer: 'nico',
         group:    'Users',
@@ -66,7 +66,7 @@ class AgentTicketOnlineNotificationTest < TestCase
       no_quote: true,
     )
 
-    ticket2 = ticket_create(
+    ticket_create(
       data: {
         customer: 'nico',
         group:    'Users',
@@ -92,7 +92,7 @@ class AgentTicketOnlineNotificationTest < TestCase
       css:     '.js-mark.hide',
     )
 
-    ticket3 = ticket_create(
+    ticket_create(
       data: {
         customer: 'nico',
         group:    'Users',
@@ -138,7 +138,7 @@ class AgentTicketOnlineNotificationTest < TestCase
     items = browser2.find_elements(css: '.js-notificationsContainer .js-item.is-inactive')
     assert_equal(1, items.count)
 
-    ticket4 = ticket_create(
+    ticket_create(
       data: {
         customer: 'nico',
         group:    'Users',
@@ -179,7 +179,7 @@ class AgentTicketOnlineNotificationTest < TestCase
       no_quote: true,
     )
 
-    ticket5 = ticket_create(
+    ticket_create(
       data: {
         customer: 'nico',
         group:    'Users',
@@ -260,7 +260,7 @@ class AgentTicketOnlineNotificationTest < TestCase
     )
     online_notitifcation_close_all(browser: browser2)
 
-    ticket1 = ticket_create(
+    ticket_create(
       data: {
         customer: 'nico',
         group:    'Users',
@@ -268,7 +268,7 @@ class AgentTicketOnlineNotificationTest < TestCase
         body:     'online notification render #1',
       },
     )
-    ticket2 = ticket_create(
+    ticket_create(
       data: {
         customer: 'nico',
         group:    'Users',
@@ -301,7 +301,7 @@ class AgentTicketOnlineNotificationTest < TestCase
       css:     '.js-notificationsContainer .js-items .js-item:nth-child(2) .activity-text',
       value:   'render test 1',
     )
-    ticket3 = ticket_create(
+    ticket_create(
       data: {
         customer: 'nico',
         group:    'Users',

test/browser/agent_ticket_overview_group_by_organization_test.rb

@@ -21,14 +21,14 @@ class AgentTicketOverviewGroupByOrganizationTest < TestCase
     tasks_close_all()
 
     # 1. Create a new test organization with special characters in its name
-    organization = organization_create(
+    organization_create(
       data: {
         name: 'äöüß & Test Organization',
       }
     )
 
     # 2. Create a new user that belongs to the test organization
-    user = user_create(
+    user_create(
       data: {
         login:        'test user',
         firstname:    'Max',
@@ -40,7 +40,7 @@ class AgentTicketOverviewGroupByOrganizationTest < TestCase
     )
 
     # 3. Create a new ticket for the test user
-    ticket = ticket_create(
+    ticket_create(
       data: {
         customer: user_email,
         title:    'test ticket',
@@ -50,7 +50,7 @@ class AgentTicketOverviewGroupByOrganizationTest < TestCase
     )
 
     # 4. Create an overview grouping by organization
-    overview = overview_create(
+    overview_create(
       data: {
         name:     overview_name,
         roles:    %w[Agent Admin Customer],

test/browser/agent_ticket_overview_tab_test.rb

@@ -21,7 +21,7 @@ class AgentTicketOverviewTabTest < TestCase
         body:     "overview tab test #1 - #{title}",
       }
     )
-    ticket2 = ticket_create(
+    ticket_create(
       data: {
         customer: 'nico',
         group:    'Users',
@@ -29,7 +29,7 @@ class AgentTicketOverviewTabTest < TestCase
         body:     "overview tab test #2 - #{title}",
       }
     )
-    ticket3 = ticket_create(
+    ticket_create(
       data: {
         customer: 'nico',
         group:    'Users',

test/browser/agent_ticket_tag_test.rb

@@ -11,7 +11,7 @@ class AgentTicketTagTest < TestCase
     tasks_close_all()
 
     # set tag (by tab)
-    ticket1 = ticket_create(
+    ticket_create(
       data:          {
         customer: 'nico',
         group:    'Users',
@@ -51,7 +51,7 @@ class AgentTicketTagTest < TestCase
     )
 
     # set tag (by blur)
-    ticket2 = ticket_create(
+    ticket_create(
       data:          {
         customer: 'nico',
         group:    'Users',
@@ -398,7 +398,7 @@ class AgentTicketTagTest < TestCase
     click(css: '.content.active .js-create .js-submit')
 
     # set tag (by tab)
-    ticket1 = ticket_create(
+    ticket_create(
       data:          {
         customer: 'nico',
         group:    'Users',
@@ -456,7 +456,7 @@ class AgentTicketTagTest < TestCase
     )
 
     # new ticket with tags in zoom
-    ticket1 = ticket_create(
+    ticket_create(
       data: {
         customer: 'nico',
         group:    'Users',

test/browser/agent_ticket_task_changed_test.rb

@@ -12,7 +12,7 @@ class AgentTicketTaskChangedTest < TestCase
     )
     tasks_close_all()
 
-    ticket = ticket_create(
+    ticket_create(
       data: {
         customer: 'nico',
         group:    'Users',

test/browser/agent_ticket_time_accounting_test.rb

@@ -22,7 +22,7 @@ class AgentTicketTimeAccountingTest < TestCase
       type: 'on',
     )
 
-    ticket1 = ticket_create(
+    ticket_create(
       data: {
         customer: 'nico',
         group:    'Users',
@@ -55,7 +55,7 @@ class AgentTicketTimeAccountingTest < TestCase
       value: '4',
     )
 
-    ticket2 = ticket_create(
+    ticket_create(
       data: {
         customer: 'nico',
         group:    'Users',
@@ -161,7 +161,7 @@ class AgentTicketTimeAccountingTest < TestCase
       type: 'on',
     )
 
-    ticket1 = ticket_create(
+    ticket_create(
       data: {
         customer: 'nico',
         group:    'Users',

test/browser/agent_ticket_update1_test.rb

@@ -29,7 +29,7 @@ class AgentTicketUpdate1Test < TestCase
     sleep 1
 
     # confirm on zoom
-    ticket1 = ticket_create(
+    ticket_create(
       data: {
         customer: 'nico',
         group:    'Users',

test/browser/agent_ticket_update5_test.rb

@@ -12,7 +12,7 @@ class AgentTicketUpdate5Test < TestCase
 
     # create ticket
 
-    ticket1 = ticket_create(
+    ticket_create(
       data: {
         customer: 'Nico',
         group:    'Users',

test/browser/agent_ticket_zoom_hide_test.rb

@@ -21,7 +21,7 @@ class AgentTicketZoomHideTest < TestCase
     )
 
     # create two tickets
-    ticket1 = ticket_create(
+    ticket_create(
       data: {
         customer: 'Nico',
         group:    'Users',
@@ -30,7 +30,7 @@ class AgentTicketZoomHideTest < TestCase
       }
     )
 
-    ticket2 = ticket_create(
+    ticket_create(
       data: {
         customer: 'Nico',
         group:    'Users',

test/browser/customer_ticket_create_test.rb

@@ -213,7 +213,7 @@ class CustomerTicketCreateTest < TestCase
     )
     tasks_close_all()
 
-    ticket1 = ticket_create(
+    ticket_create(
       data: {
         customer: 'nico',
         group:    'Users',

test/browser/user_switch_cache_test.rb

@@ -11,7 +11,7 @@ class UserSwitchCache < TestCase
       url:      browser_url,
     )
     tasks_close_all()
-    ticket1 = ticket_create(
+    ticket_create(
       data: {
         customer: 'nico',
         group:    'Users',