diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index c38300881..e974fd2ba 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,9 +1,20 @@
+variables:
+  Z_LOCALES: "en-us:de-de"
+
+.artifacts_error_template: &artifacts_error
+  artifacts:
+    expire_in: 2 days
+    when: on_failure
+    paths:
+    - tmp/screenshot*
+    - log/*.log
+
 before_script:
   - ruby -v
   - which ruby
   - env
   - test -n "$RNAME" && script/build/test_db_config.sh
-  - test -n "$RNAME" && bundle install --jobs 8
+  - test -n "$RNAME" && bundle install -j $(nproc)
 
 stages:
   - pre
@@ -11,6 +22,8 @@ stages:
   - browser-core
   - browser-integration
 
+# pre stage
+
 pre:rubocop:
   stage: pre
   tags:
@@ -41,30 +54,46 @@ pre:github:
   script:
     - script/build/sync_repo.sh git@github.com:zammad/zammad.git
 
+# test stage
+
+## RSpec
+
+.script_rspec_template: &script_rspec_definition
+  <<: *artifacts_error
+  variables:
+    RAILS_ENV: "test"
+  script:
+    - rake zammad:db:init
+    - bundle exec rspec
+    - rake db:drop
+
 test:rspec:mysql:
   stage: test
   tags:
     - core
     - mysql
-  script:
-    - export RAILS_ENV=test
-    - rake db:create
-    - rake db:migrate
-    - rake db:seed
-    - bundle exec rspec
-    - rake db:drop
+  <<: *script_rspec_definition
 
 test:rspec:postgresql:
   stage: test
   tags:
     - core
     - postgresql
+  <<: *script_rspec_definition
+
+## Unit and Controller tests
+
+.script_unit_template: &script_unit_definition
+  <<: *artifacts_error
+  variables:
+    RAILS_ENV: "test"
   script:
-    - export RAILS_ENV=test
-    - rake db:create
-    - rake db:migrate
-    - rake db:seed
-    - bundle exec rspec
+    - rake zammad:db:init
+    - rake test:units
+    - ruby -I test/ test/integration/object_manager_test.rb
+    - ruby -I test/ test/integration/object_manager_attributes_controller_test.rb
+    - ruby -I test/ test/integration/package_test.rb
+    - ruby -I test/ test/integration/monitoring_controller_test.rb
     - rake db:drop
 
 test:unit:mysql:
@@ -72,95 +101,80 @@ test:unit:mysql:
   tags:
     - core
     - mysql
-  script:
-    - export RAILS_ENV=test
-    - rake db:create
-    - rake db:migrate
-    - rake db:seed
-    - rake test:units
-    - ruby -I test/ test/integration/object_manager_test.rb
-    - ruby -I test/ test/integration/object_manager_attributes_controller_test.rb
-    - ruby -I test/ test/integration/package_test.rb
-    - ruby -I test/ test/integration/monitoring_controller_test.rb
-    - rake db:drop
+  <<: *script_unit_definition
 
 test:unit:postgresql:
   stage: test
   tags:
     - core
     - postgresql
-  script:
-    - export RAILS_ENV=test
-    - rake db:create
-    - rake db:migrate
-    - rake db:seed
-    - rake test:units
-    - ruby -I test/ test/integration/object_manager_test.rb
-    - ruby -I test/ test/integration/object_manager_attributes_controller_test.rb
-    - ruby -I test/ test/integration/package_test.rb
-    - ruby -I test/ test/integration/monitoring_controller_test.rb
-    - rake db:drop
+  <<: *script_unit_definition
+
+## Integration tests
 
 test:integration:email_helper_deliver:
+  <<: *artifacts_error
   stage: test
+  variables:
+    RAILS_ENV: "test"
   tags:
     - core
   script:
-    - export RAILS_ENV=test
-    - rake db:create
-    - rake db:migrate
+    - rake zammad:db:unseeded
     - ruby -I test/ test/integration/email_helper_test.rb
     - ruby -I test/ test/integration/email_deliver_test.rb
     - ruby -I test/ test/integration/email_keep_on_server_test.rb
     - rake db:drop
 
 test:integration:twitter:
+  <<: *artifacts_error
   stage: test
+  variables:
+    RAILS_ENV: "test"
   tags:
     - core-twitter
   script:
-    - export RAILS_ENV=test
-    - rake db:create
-    - rake db:migrate
-    - rake db:seed
+    - rake zammad:db:init
     - ruby -I test/ test/integration/twitter_test.rb
     - rake db:drop
   allow_failure: true
 
 test:integration:facebook:
+  <<: *artifacts_error
   stage: test
+  variables:
+    RAILS_ENV: "test"
   tags:
     - core-facebook
   script:
-    - export RAILS_ENV=test
-    - rake db:create
-    - rake db:migrate
-    - rake db:seed
+    - rake zammad:db:init
     - ruby -I test/ test/integration/facebook_test.rb
     - rake db:drop
   allow_failure: true
 
 test:integration:geo:
+  <<: *artifacts_error
   stage: test
+  variables:
+    RAILS_ENV: "test"
   tags:
     - core
   script:
-    - export RAILS_ENV=test
-    - rake db:create
-    - rake db:migrate
+    - rake zammad:db:unseeded
     - ruby -I test/ test/integration/geo_calendar_test.rb
     - ruby -I test/ test/integration/geo_location_test.rb
     - ruby -I test/ test/integration/geo_ip_test.rb
     - rake db:drop
 
 test:integration:user_agent:
+  <<: *artifacts_error
   stage: test
+  variables:
+    RAILS_ENV: "test"
   tags:
     - core
   script:
-    - export RAILS_ENV=test
-    - rake db:create
-    - rake db:migrate
+    - rake zammad:db:unseeded
     - ruby -I test/ test/integration/user_agent_test.rb
     - export ZAMMAD_PROXY_TEST=true
     - ruby -I test/ test/integration/user_agent_test.rb
@@ -168,219 +182,203 @@ test:integration:user_agent:
   allow_failure: true
 
 test:integration:user_device:
+  <<: *artifacts_error
   stage: test
+  variables:
+    RAILS_ENV: "test"
   tags:
     - core
   script:
-    - export RAILS_ENV=test
-    - rake db:create
-    - rake db:migrate
+    - rake zammad:db:unseeded
     - ruby -I test/ test/integration/user_device_controller_test.rb
     - rake db:drop
 
 test:integration:slack:
+  <<: *artifacts_error
   stage: test
+  variables:
+    RAILS_ENV: "test"
   tags:
     - core
   script:
-    - export RAILS_ENV=test
-    - rake db:create
-    - rake db:migrate
+    - rake zammad:db:unseeded
     - echo "gem 'slack-api'" >> Gemfile.local
-    - bundle install --jobs 8
+    - bundle install -j $(nproc)
     - ruby -I test test/integration/slack_test.rb
     - rake db:drop
 
 test:integration:clearbit:
+  <<: *artifacts_error
   stage: test
+  variables:
+    RAILS_ENV: "test"
   tags:
     - core
   script:
-    - export RAILS_ENV=test
-    - rake db:create
-    - rake db:migrate
+    - rake zammad:db:unseeded
     - ruby -I test test/integration/clearbit_test.rb
     - rake db:drop
   allow_failure: true
 
 test:integration:telegram:
+  <<: *artifacts_error
   stage: test
+  variables:
+    RAILS_ENV: "test"
   tags:
     - core
   script:
-    - export RAILS_ENV=test
-    - rake db:create
-    - rake db:migrate
-    - rake db:seed
+    - rake zammad:db:init
     - ruby -I test test/integration/telegram_controller_test.rb
     - rake db:drop
 
 test:integration:idoit:
+  <<: *artifacts_error
   stage: test
+  variables:
+    RAILS_ENV: "test"
   tags:
     - core
   script:
-    - export RAILS_ENV=test
-    - rake db:create
-    - rake db:migrate
-    - rake db:seed
+    - rake zammad:db:init
     - ruby -I test test/integration/idoit_controller_test.rb
     - rake db:drop
 
-test:integration:es_mysql:
+### Elasticsearch
+
+.script_elasticsearch_template: &script_elasticsearch_definition
+  <<: *artifacts_error
   stage: test
-  tags:
-    - core
-    - mysql
+  variables:
+    RAILS_ENV: "test"
+    ES_INDEX_RAND: "true"
+    ES_URL: "http://localhost:9200"
   script:
-    - export RAILS_ENV=test
-    - export ES_INDEX_RAND=true
-    - export ES_URL="http://localhost:9200"
-    - rake db:create
-    - rake db:migrate
+    - rake zammad:db:unseeded
     - ruby -I test/ test/integration/elasticsearch_active_test.rb
     - ruby -I test/ test/integration/elasticsearch_test.rb
     - ruby -I test/ test/integration/report_test.rb
     - bundle exec rspec --tag searchindex
     - rake db:drop
 
+test:integration:es_mysql:
+  tags:
+    - core
+    - mysql
+  <<: *script_elasticsearch_definition
+
 test:integration:es_postgresql:
-  stage: test
   tags:
     - core
     - postgresql
+  <<: *script_elasticsearch_definition
+
+### Zendesk
+
+.script_integration_zendesk_template: &script_integration_zendesk_definition
+  <<: *artifacts_error
+  stage: test
+  variables:
+    RAILS_ENV: "test"
   script:
-    - export RAILS_ENV=test
-    - export ES_INDEX_RAND=true
-    - export ES_URL="http://localhost:9200"
-    - rake db:create
-    - rake db:migrate
-    - ruby -I test/ test/integration/elasticsearch_active_test.rb
-    - ruby -I test/ test/integration/elasticsearch_test.rb
-    - ruby -I test/ test/integration/report_test.rb
-    - bundle exec rspec --tag searchindex
+    - rake zammad:db:unseeded
+    - ruby -I test/ test/integration/zendesk_import_test.rb
     - rake db:drop
+  allow_failure: true
 
 test:integration:zendesk_mysql:
-  stage: test
   tags:
     - core
     - mysql
-  script:
-    - export RAILS_ENV=test
-    - rake db:create
-    - rake db:migrate
-    - ruby -I test/ test/integration/zendesk_import_test.rb
-    - rake db:drop
-  allow_failure: true
+  <<: *script_integration_zendesk_definition
 
 test:integration:zendesk_postgresql:
-  stage: test
   tags:
     - core
     - postgresql
+  <<: *script_integration_zendesk_definition
+
+### OTRS
+
+.script_integration_otrs_template: &script_integration_otrs_definition
+  <<: *artifacts_error
+  stage: test
   script:
-    - export RAILS_ENV=test
-    - rake db:create
-    - rake db:migrate
-    - ruby -I test/ test/integration/zendesk_import_test.rb
+    - rake zammad:db:unseeded
+    - ruby -I test/ test/integration/otrs_import_test.rb
     - rake db:drop
-  allow_failure: true
+
+.variables_integration_otrs_6_template: &variables_integration_otrs_6_definition
+  variables:
+    RAILS_ENV: "test"
+    IMPORT_OTRS_ENDPOINT: "https://vz1185.test.znuny.com/otrs/public.pl?Action=ZammadMigrator"
 
 test:integration:otrs_6_mysql:
-  stage: test
   tags:
     - core
     - mysql
-  script:
-    - export RAILS_ENV=test
-    - export IMPORT_OTRS_ENDPOINT="https://vz1185.test.znuny.com/otrs/public.pl?Action=ZammadMigrator"
-    - rake db:create
-    - rake db:migrate
-    - ruby -I test/ test/integration/otrs_import_test.rb
-    - rake db:drop
+  <<: *script_integration_otrs_definition
+  <<: *variables_integration_otrs_6_definition
 
 test:integration:otrs_6_postgresql:
-  stage: test
   tags:
     - core
     - postgresql
-  script:
-    - export RAILS_ENV=test
-    - export IMPORT_OTRS_ENDPOINT="https://vz1185.test.znuny.com/otrs/public.pl?Action=ZammadMigrator"
-    - rake db:create
-    - rake db:migrate
-    - ruby -I test/ test/integration/otrs_import_test.rb
-    - rake db:drop
+  <<: *script_integration_otrs_definition
+  <<: *variables_integration_otrs_6_definition
 
 test:integration:otrs_5:
-  stage: test
   tags:
     - core
-  script:
-    - export RAILS_ENV=test
-    - export IMPORT_OTRS_ENDPOINT="http://vz1109.demo.znuny.com/otrs/public.pl?Action=ZammadMigrator"
-    - rake db:create
-    - rake db:migrate
-    - ruby -I test/ test/integration/otrs_import_test.rb
-    - rake db:drop
+  variables:
+    RAILS_ENV: "test"
+    IMPORT_OTRS_ENDPOINT: "http://vz1109.demo.znuny.com/otrs/public.pl?Action=ZammadMigrator"
+  <<: *script_integration_otrs_definition
 
 test:integration:otrs_4:
-  stage: test
   tags:
     - core
-  script:
-    - export RAILS_ENV=test
-    - export IMPORT_OTRS_ENDPOINT="http://vz383.demo.znuny.com/otrs/public.pl?Action=ZammadMigrator"
-    - rake db:create
-    - rake db:migrate
-    - ruby -I test/ test/integration/otrs_import_test.rb
-    - rake db:drop
+  variables:
+    RAILS_ENV: "test"
+    IMPORT_OTRS_ENDPOINT: "http://vz383.demo.znuny.com/otrs/public.pl?Action=ZammadMigrator"
+  <<: *script_integration_otrs_definition
 
 test:integration:otrs_33:
-  stage: test
   tags:
     - core
-  script:
-    - export RAILS_ENV=test
-    - export IMPORT_OTRS_ENDPOINT="http://vz305.demo.znuny.com/otrs/public.pl?Action=ZammadMigrator"
-    - rake db:create
-    - rake db:migrate
-    - ruby -I test/ test/integration/otrs_import_test.rb
-    - rake db:drop
+  variables:
+    RAILS_ENV: "test"
+    IMPORT_OTRS_ENDPOINT: "http://vz305.demo.znuny.com/otrs/public.pl?Action=ZammadMigrator"
+  <<: *script_integration_otrs_definition
 
 test:integration:otrs_32:
-  stage: test
   tags:
     - core
-  script:
-    - export RAILS_ENV=test
-    - export IMPORT_OTRS_ENDPOINT="http://vz382.demo.znuny.com/otrs/public.pl?Action=ZammadMigrator"
-    - rake db:create
-    - rake db:migrate
-    - ruby -I test/ test/integration/otrs_import_test.rb
-    - rake db:drop
+  variables:
+    RAILS_ENV: "test"
+    IMPORT_OTRS_ENDPOINT: "http://vz382.demo.znuny.com/otrs/public.pl?Action=ZammadMigrator"
+  <<: *script_integration_otrs_definition
 
 test:integration:otrs_31:
-  stage: test
   tags:
     - core
-  script:
-    - export RAILS_ENV=test
-    - export IMPORT_OTRS_ENDPOINT="http://vz381.demo.znuny.com/otrs/public.pl?Action=ZammadMigrator"
-    - rake db:create
-    - rake db:migrate
-    - ruby -I test/ test/integration/otrs_import_test.rb
-    - rake db:drop
+  variables:
+    RAILS_ENV: "test"
+    IMPORT_OTRS_ENDPOINT: "http://vz381.demo.znuny.com/otrs/public.pl?Action=ZammadMigrator"
+  <<: *script_integration_otrs_definition
+
+# Browser tests
+
+## preparation (asset precompile)
 
 browser:build:
   stage: test
   tags:
     - core
+  variables:
+    RAILS_ENV: "production"
   script:
-    - export RAILS_ENV=production
-    - rake db:create
-    - rake db:migrate
+    - rake zammad:db:unseeded
     - rake assets:precompile
     - rake db:drop
   artifacts:
@@ -390,675 +388,386 @@ browser:build:
     - public/assets/application-*
     - public/assets/print-*
 
-test:browser:integration:api_client_ruby:
+## Browser core tests
+
+.variables_browser_template: &variables_browser_definition
+  RAILS_SERVE_STATIC_FILES: "true"
+  RAILS_ENV: "production"
+  BROWSER_URL: "http://$IP:$BROWSER_PORT"
+  APP_RESTART_CMD: "rake zammad:ci:app:restart"
+
+.test_browser_core_template: &test_browser_core_definition
+  <<: *artifacts_error
   stage: browser-core
   dependencies:
     - browser:build
+
+### API clients
+
+test:browser:integration:api_client_ruby:
+  <<: *test_browser_core_definition
+  variables:
+    <<: *variables_browser_definition
+    TEST_URL: "http://$IP:$BROWSER_PORT/"
   tags:
     - browser
   script:
     - RAILS_ENV=test rake db:create
     - cp contrib/auto_wizard_test.json auto_wizard.json
-    - script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 0
-    - git clone git@github.com:zammad/zammad-api-client-ruby.git || script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1 0
+    - rake zammad:ci:test:start
+    - git clone git@github.com:zammad/zammad-api-client-ruby.git || rake zammad:ci:test:fail
     - cd zammad-api-client-ruby
-    - bundle install --jobs 8
-    - export TEST_URL=http://$IP:$BROWSER_PORT/
-    - bundle exec rspec || (cd .. && script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1 0)
-    - cd .. && script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 1 0
+    - bundle install -j $(nproc)
+    - bundle exec rspec || (cd .. && rake zammad:ci:test:fail)
+    - cd .. && rake zammad:ci:test:stop
 
 test:browser:integration:api_client_php:
-  stage: browser-core
-  dependencies:
-    - browser:build
+  <<: *test_browser_core_definition
+  variables:
+    <<: *variables_browser_definition
+    ZAMMAD_PHP_API_CLIENT_UNIT_TESTS_URL: "http://$IP:$BROWSER_PORT"
+    ZAMMAD_PHP_API_CLIENT_UNIT_TESTS_USERNAME: "master@example.com"
+    ZAMMAD_PHP_API_CLIENT_UNIT_TESTS_PASSWORD: "test"
   tags:
     - browser
   script:
     - RAILS_ENV=test rake db:create
-    - cp contrib/auto_wizard_test.json auto_wizard.json
-    - script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 0
-    - git clone git@github.com:zammad/zammad-api-client-php || script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1 0
-    - wget http://$IP:$BROWSER_PORT/api/v1/getting_started/auto_wizard
+    - rake zammad:ci:test:start zammad:setup:auto_wizard
+    - git clone git@github.com:zammad/zammad-api-client-php || rake zammad:ci:test:fail
     - cd zammad-api-client-php
     - composer install
-    - export ZAMMAD_PHP_API_CLIENT_UNIT_TESTS_URL=http://$IP:$BROWSER_PORT
-    - export ZAMMAD_PHP_API_CLIENT_UNIT_TESTS_USERNAME=master@example.com
-    - export ZAMMAD_PHP_API_CLIENT_UNIT_TESTS_PASSWORD=test
-    - vendor/bin/phpunit || (cd .. && script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1 0)
-    - cd .. && script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 1 0
+    - vendor/bin/phpunit || (cd .. && rake zammad:ci:test:fail)
+    - cd .. && rake zammad:ci:test:stop
 
-test:browser:twitter_ff:
-  stage: browser-integration
-  dependencies:
-    - browser:build
-  tags:
-    - browser
-    - twitter
-  script:
-    - export BROWSER=firefox
-    - export BROWSER_URL=http://$IP:$BROWSER_PORT
-    - export APP_RESTART_CMD="script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0 0 && script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0"
-    - RAILS_ENV=test rake db:create
-    - cp contrib/auto_wizard_test.json auto_wizard.json
-    - script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 0
-    - ruby -I test/ test/integration/twitter_browser_test.rb || script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1 0
-    - script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 1 0
+### Browser test slices
 
-test:browser:facebook_ff:
-  stage: browser-integration
-  dependencies:
-    - browser:build
-  tags:
-    - browser
-    - facebook
-  script:
-    - export BROWSER=firefox
-    - export BROWSER_URL=http://$IP:$BROWSER_PORT
-    - export APP_RESTART_CMD="script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0 0 && script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0"
-    - RAILS_ENV=test rake db:create
-    - cp contrib/auto_wizard_test.json auto_wizard.json
-    - script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 0
-    - ruby -I test/ test/integration/facebook_browser_test.rb || script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1 0
-    - script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 1 0
+#### Templates
 
-test:browser:autowizard_ff:
+.script_browser_slice_template: &script_browser_slice_definition
   stage: browser-core
   dependencies:
     - browser:build
+  script:
+    # temporary workaround to check Yahoo! mailbox only in test:browser:core:ff_3_* tests
+    - if [[ $CI_JOB_NAME != test:browser:core:ff_3_* ]]; then unset MAILBOX_AUTO1 ; fi
+    - if [[ $CI_JOB_NAME != test:browser:core:ff_3_* ]]; then unset MAILBOX_AUTO2 ; fi
+    - if [[ $CI_JOB_NAME != test:browser:core:ff_3_* ]]; then unset MAILBOX_MANUAL1 ; fi
+    - if [[ $CI_JOB_NAME != test:browser:core:ff_3_* ]]; then unset MAILBOX_MANUAL2 ; fi
+    - env
+    - script/build/test_slice_tests.sh $TEST_SLICE
+    - RAILS_ENV=test rake db:create
+    - rake zammad:ci:test:start[with_elasticsearch]
+    - rake test:browser || rake zammad:ci:test:fail
+    - rake zammad:ci:test:stop
+
+.test_browser_core_postgresql_template: &test_browser_core_postgresql_definition
+  <<: *test_browser_core_definition
   tags:
     - browser
-  script:
-    - export BROWSER=firefox
-    - export BROWSER_URL=http://$IP:$BROWSER_PORT
-    - export APP_RESTART_CMD="script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0 0 && script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0"
-    - RAILS_ENV=test rake db:create
-    - cp contrib/auto_wizard_example.json auto_wizard.json
-    - script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1
-    - ruby -I test/ test/integration/auto_wizard_browser_test.rb || script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1 1
-    - script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 1 1
+    - postgresql
+  <<: *script_browser_slice_definition
+
+.test_browser_core_mysql_template: &test_browser_core_mysql_definition
+  <<: *test_browser_core_definition
+  tags:
+    - browser
+    - mysql
+  <<: *script_browser_slice_definition
+
+#### Firefox
 
 test:browser:core:ff_1_mysql:
-  stage: browser-core
-  dependencies:
-    - browser:build
-  tags:
-    - browser
-    - mysql
-  script:
-    - export BROWSER=firefox
-    - export BROWSER_URL=http://$IP:$BROWSER_PORT
-    - export APP_RESTART_CMD="script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0 0 && script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0"
-    - unset MAILBOX_AUTO1
-    - unset MAILBOX_AUTO2
-    - unset MAILBOX_MANUAL1
-    - unset MAILBOX_MANUAL2
-    - script/build/test_slice_tests.sh 1
-    - RAILS_ENV=test rake db:create
-    - script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1
-    - rake test:browser || script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1 1
-    - script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 1 1
+  <<: *test_browser_core_mysql_definition
+  variables:
+    <<: *variables_browser_definition
+    BROWSER: "firefox"
+    TEST_SLICE: "1"
 
 test:browser:core:ff_2_mysql:
-  stage: browser-core
-  dependencies:
-    - browser:build
-  tags:
-    - browser
-    - mysql
-  script:
-    - export BROWSER=firefox
-    - export BROWSER_URL=http://$IP:$BROWSER_PORT
-    - export APP_RESTART_CMD="script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0 0 && script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0"
-    - unset MAILBOX_AUTO1
-    - unset MAILBOX_AUTO2
-    - unset MAILBOX_MANUAL1
-    - unset MAILBOX_MANUAL2
-    - script/build/test_slice_tests.sh 2
-    - RAILS_ENV=test rake db:create
-    - script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1
-    - rake test:browser || script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1 1
-    - script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 1 1
+  <<: *test_browser_core_mysql_definition
+  variables:
+    <<: *variables_browser_definition
+    BROWSER: "firefox"
+    TEST_SLICE: "2"
 
 test:browser:core:ff_3_mysql:
-  stage: browser-core
-  dependencies:
-    - browser:build
-  tags:
-    - browser
-    - mysql
-  script:
-    - export BROWSER=firefox
-    - export BROWSER_URL=http://$IP:$BROWSER_PORT
-    - export APP_RESTART_CMD="script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0 0 && script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0"
-    - script/build/test_slice_tests.sh 3
-    - RAILS_ENV=test rake db:create
-    - script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1
-    - rake test:browser || script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1 1
-    - script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 1 1
+  <<: *test_browser_core_mysql_definition
+  variables:
+    <<: *variables_browser_definition
+    BROWSER: "firefox"
+    TEST_SLICE: "3"
 
 test:browser:core:ff_4_mysql:
-  stage: browser-core
-  dependencies:
-    - browser:build
-  tags:
-    - browser
-    - mysql
-  script:
-    - export BROWSER=firefox
-    - export BROWSER_URL=http://$IP:$BROWSER_PORT
-    - export APP_RESTART_CMD="script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0 0 && script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0"
-    - unset MAILBOX_AUTO1
-    - unset MAILBOX_AUTO2
-    - unset MAILBOX_MANUAL1
-    - unset MAILBOX_MANUAL2
-    - script/build/test_slice_tests.sh 4
-    - RAILS_ENV=test rake db:create
-    - script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1
-    - rake test:browser || script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1 1
-    - script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 1 1
+  <<: *test_browser_core_mysql_definition
+  variables:
+    <<: *variables_browser_definition
+    BROWSER: "firefox"
+    TEST_SLICE: "4"
 
 test:browser:core:ff_5_mysql:
-  stage: browser-core
-  dependencies:
-    - browser:build
-  tags:
-    - browser
-    - mysql
-  script:
-    - export BROWSER=firefox
-    - export BROWSER_URL=http://$IP:$BROWSER_PORT
-    - export APP_RESTART_CMD="script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0 0 && script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0"
-    - unset MAILBOX_AUTO1
-    - unset MAILBOX_AUTO2
-    - unset MAILBOX_MANUAL1
-    - unset MAILBOX_MANUAL2
-    - script/build/test_slice_tests.sh 5
-    - RAILS_ENV=test rake db:create
-    - script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1
-    - rake test:browser || script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1 1
-    - script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 1 1
+  <<: *test_browser_core_mysql_definition
+  variables:
+    <<: *variables_browser_definition
+    BROWSER: "firefox"
+    TEST_SLICE: "5"
 
 test:browser:core:ff_6_mysql:
-  stage: browser-core
-  dependencies:
-    - browser:build
-  tags:
-    - browser
-    - mysql
-  script:
-    - export BROWSER=firefox
-    - export BROWSER_URL=http://$IP:$BROWSER_PORT
-    - export APP_RESTART_CMD="script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0 0 && script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0"
-    - unset MAILBOX_AUTO1
-    - unset MAILBOX_AUTO2
-    - unset MAILBOX_MANUAL1
-    - unset MAILBOX_MANUAL2
-    - script/build/test_slice_tests.sh 6
-    - RAILS_ENV=test rake db:create
-    - script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1
-    - rake test:browser || script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1 1
-    - script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 1 1
+  <<: *test_browser_core_mysql_definition
+  variables:
+    <<: *variables_browser_definition
+    BROWSER: "firefox"
+    TEST_SLICE: "6"
 
 test:browser:core:ff_1_postgresql:
-  stage: browser-core
-  dependencies:
-    - browser:build
-  tags:
-    - browser
-    - postgresql
-  script:
-    - export BROWSER=firefox
-    - export BROWSER_URL=http://$IP:$BROWSER_PORT
-    - export APP_RESTART_CMD="script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0 0 && script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0"
-    - unset MAILBOX_AUTO1
-    - unset MAILBOX_AUTO2
-    - unset MAILBOX_MANUAL1
-    - unset MAILBOX_MANUAL2
-    - script/build/test_slice_tests.sh 1
-    - RAILS_ENV=test rake db:create
-    - script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1
-    - rake test:browser || script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1 1
-    - script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 1 1
+  <<: *test_browser_core_postgresql_definition
+  variables:
+    <<: *variables_browser_definition
+    BROWSER: "firefox"
+    TEST_SLICE: "1"
 
 test:browser:core:ff_2_postgresql:
-  stage: browser-core
-  dependencies:
-    - browser:build
-  tags:
-    - browser
-    - postgresql
-  script:
-    - export BROWSER=firefox
-    - export BROWSER_URL=http://$IP:$BROWSER_PORT
-    - export APP_RESTART_CMD="script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0 0 && script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0"
-    - unset MAILBOX_AUTO1
-    - unset MAILBOX_AUTO2
-    - unset MAILBOX_MANUAL1
-    - unset MAILBOX_MANUAL2
-    - script/build/test_slice_tests.sh 2
-    - RAILS_ENV=test rake db:create
-    - script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1
-    - rake test:browser || script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1 1
-    - script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 1 1
+  <<: *test_browser_core_postgresql_definition
+  variables:
+    <<: *variables_browser_definition
+    BROWSER: "firefox"
+    TEST_SLICE: "2"
 
 test:browser:core:ff_3_postgresql:
-  stage: browser-core
-  dependencies:
-    - browser:build
-  tags:
-    - browser
-    - postgresql
-  script:
-    - export BROWSER=firefox
-    - export BROWSER_URL=http://$IP:$BROWSER_PORT
-    - export APP_RESTART_CMD="script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0 0 && script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0"
-    - script/build/test_slice_tests.sh 3
-    - RAILS_ENV=test rake db:create
-    - script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1
-    - rake test:browser || script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1 1
-    - script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 1 1
+  <<: *test_browser_core_postgresql_definition
+  variables:
+    <<: *variables_browser_definition
+    BROWSER: "firefox"
+    TEST_SLICE: "3"
 
 test:browser:core:ff_4_postgresql:
-  stage: browser-core
-  dependencies:
-    - browser:build
-  tags:
-    - browser
-    - postgresql
-  script:
-    - export BROWSER=firefox
-    - export BROWSER_URL=http://$IP:$BROWSER_PORT
-    - export APP_RESTART_CMD="script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0 0 && script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0"
-    - unset MAILBOX_AUTO1
-    - unset MAILBOX_AUTO2
-    - unset MAILBOX_MANUAL1
-    - unset MAILBOX_MANUAL2
-    - script/build/test_slice_tests.sh 4
-    - RAILS_ENV=test rake db:create
-    - script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1
-    - rake test:browser || script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1 1
-    - script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 1 1
+  <<: *test_browser_core_postgresql_definition
+  variables:
+    <<: *variables_browser_definition
+    BROWSER: "firefox"
+    TEST_SLICE: "4"
 
 test:browser:core:ff_5_postgresql:
-  stage: browser-core
-  dependencies:
-    - browser:build
-  tags:
-    - browser
-    - postgresql
-  script:
-    - export BROWSER=firefox
-    - export BROWSER_URL=http://$IP:$BROWSER_PORT
-    - export APP_RESTART_CMD="script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0 0 && script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0"
-    - unset MAILBOX_AUTO1
-    - unset MAILBOX_AUTO2
-    - unset MAILBOX_MANUAL1
-    - unset MAILBOX_MANUAL2
-    - script/build/test_slice_tests.sh 5
-    - RAILS_ENV=test rake db:create
-    - script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1
-    - rake test:browser || script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1 1
-    - script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 1 1
+  <<: *test_browser_core_postgresql_definition
+  variables:
+    <<: *variables_browser_definition
+    BROWSER: "firefox"
+    TEST_SLICE: "5"
 
 test:browser:core:ff_6_postgresql:
-  stage: browser-core
-  dependencies:
-    - browser:build
-  tags:
-    - browser
-    - postgresql
-  script:
-    - export BROWSER=firefox
-    - export BROWSER_URL=http://$IP:$BROWSER_PORT
-    - export APP_RESTART_CMD="script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0 0 && script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0"
-    - unset MAILBOX_AUTO1
-    - unset MAILBOX_AUTO2
-    - unset MAILBOX_MANUAL1
-    - unset MAILBOX_MANUAL2
-    - script/build/test_slice_tests.sh 6
-    - RAILS_ENV=test rake db:create
-    - script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1
-    - rake test:browser || script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1 1
-    - script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 1 1
+  <<: *test_browser_core_postgresql_definition
+  variables:
+    <<: *variables_browser_definition
+    BROWSER: "firefox"
+    TEST_SLICE: "6"
+
+### Chrome
 
 test:browser:core:chrome_1_mysql:
-  stage: browser-core
-  dependencies:
-    - browser:build
-  tags:
-    - browser
-    - mysql
-  script:
-    - export BROWSER=chrome
-    - export BROWSER_URL=http://$IP:$BROWSER_PORT
-    - export APP_RESTART_CMD="script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0 0 && script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0"
-    - unset MAILBOX_AUTO1
-    - unset MAILBOX_AUTO2
-    - unset MAILBOX_MANUAL1
-    - unset MAILBOX_MANUAL2
-    - script/build/test_slice_tests.sh 1
-    - RAILS_ENV=test rake db:create
-    - script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1
-    - rake test:browser || script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1 1
-    - script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 1 1
+  <<: *test_browser_core_mysql_definition
+  variables:
+    <<: *variables_browser_definition
+    BROWSER: "chrome"
+    TEST_SLICE: "1"
 
 test:browser:core:chrome_2_mysql:
-  stage: browser-core
-  dependencies:
-    - browser:build
-  tags:
-    - browser
-    - mysql
-  script:
-    - export BROWSER=chrome
-    - export BROWSER_URL=http://$IP:$BROWSER_PORT
-    - export APP_RESTART_CMD="script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0 0 && script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0"
-    - unset MAILBOX_AUTO1
-    - unset MAILBOX_AUTO2
-    - unset MAILBOX_MANUAL1
-    - unset MAILBOX_MANUAL2
-    - script/build/test_slice_tests.sh 2
-    - RAILS_ENV=test rake db:create
-    - script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1
-    - rake test:browser || script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1 1
-    - script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 1 1
+  <<: *test_browser_core_mysql_definition
+  variables:
+    <<: *variables_browser_definition
+    BROWSER: "chrome"
+    TEST_SLICE: "2"
 
 test:browser:core:chrome_3_mysql:
-  stage: browser-core
-  dependencies:
-    - browser:build
-  tags:
-    - browser
-    - mysql
-  script:
-    - export BROWSER=chrome
-    - export BROWSER_URL=http://$IP:$BROWSER_PORT
-    - export APP_RESTART_CMD="script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0 0 && script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0"
-    - unset MAILBOX_AUTO1
-    - unset MAILBOX_AUTO2
-    - unset MAILBOX_MANUAL1
-    - unset MAILBOX_MANUAL2
-    - script/build/test_slice_tests.sh 3
-    - RAILS_ENV=test rake db:create
-    - script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1
-    - rake test:browser || script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1 1
-    - script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 1 1
+  <<: *test_browser_core_mysql_definition
+  variables:
+    <<: *variables_browser_definition
+    BROWSER: "chrome"
+    TEST_SLICE: "3"
 
 test:browser:core:chrome_4_mysql:
-  stage: browser-core
-  dependencies:
-    - browser:build
-  tags:
-    - browser
-    - mysql
-  script:
-    - export BROWSER=chrome
-    - export BROWSER_URL=http://$IP:$BROWSER_PORT
-    - export APP_RESTART_CMD="script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0 0 && script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0"
-    - unset MAILBOX_AUTO1
-    - unset MAILBOX_AUTO2
-    - unset MAILBOX_MANUAL1
-    - unset MAILBOX_MANUAL2
-    - script/build/test_slice_tests.sh 4
-    - RAILS_ENV=test rake db:create
-    - script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1
-    - rake test:browser || script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1 1
-    - script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 1 1
+  <<: *test_browser_core_mysql_definition
+  variables:
+    <<: *variables_browser_definition
+    BROWSER: "chrome"
+    TEST_SLICE: "4"
 
 test:browser:core:chrome_5_mysql:
-  stage: browser-core
-  dependencies:
-    - browser:build
-  tags:
-    - browser
-    - mysql
-  script:
-    - export BROWSER=chrome
-    - export BROWSER_URL=http://$IP:$BROWSER_PORT
-    - export APP_RESTART_CMD="script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0 0 && script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0"
-    - unset MAILBOX_AUTO1
-    - unset MAILBOX_AUTO2
-    - unset MAILBOX_MANUAL1
-    - unset MAILBOX_MANUAL2
-    - script/build/test_slice_tests.sh 5
-    - RAILS_ENV=test rake db:create
-    - script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1
-    - rake test:browser || script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1 1
-    - script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 1 1
+  <<: *test_browser_core_mysql_definition
+  variables:
+    <<: *variables_browser_definition
+    BROWSER: "chrome"
+    TEST_SLICE: "5"
 
 test:browser:core:chrome_6_mysql:
-  stage: browser-core
-  dependencies:
-    - browser:build
-  tags:
-    - browser
-    - mysql
-  script:
-    - export BROWSER=chrome
-    - export BROWSER_URL=http://$IP:$BROWSER_PORT
-    - export APP_RESTART_CMD="script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0 0 && script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0"
-    - unset MAILBOX_AUTO1
-    - unset MAILBOX_AUTO2
-    - unset MAILBOX_MANUAL1
-    - unset MAILBOX_MANUAL2
-    - script/build/test_slice_tests.sh 6
-    - RAILS_ENV=test rake db:create
-    - script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1
-    - rake test:browser || script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1 1
-    - script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 1 1
+  <<: *test_browser_core_mysql_definition
+  variables:
+    <<: *variables_browser_definition
+    BROWSER: "chrome"
+    TEST_SLICE: "6"
 
 test:browser:core:chrome_1_postgresql:
-  stage: browser-core
-  dependencies:
-    - browser:build
-  tags:
-    - browser
-    - postgresql
-  script:
-    - export BROWSER=chrome
-    - export BROWSER_URL=http://$IP:$BROWSER_PORT
-    - export APP_RESTART_CMD="script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0 0 && script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0"
-    - unset MAILBOX_AUTO1
-    - unset MAILBOX_AUTO2
-    - unset MAILBOX_MANUAL1
-    - unset MAILBOX_MANUAL2
-    - script/build/test_slice_tests.sh 1
-    - RAILS_ENV=test rake db:create
-    - script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1
-    - rake test:browser || script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1 1
-    - script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 1 1
+  <<: *test_browser_core_postgresql_definition
+  variables:
+    <<: *variables_browser_definition
+    BROWSER: "chrome"
+    TEST_SLICE: "1"
 
 test:browser:core:chrome_2_postgresql:
-  stage: browser-core
-  dependencies:
-    - browser:build
-  tags:
-    - browser
-    - postgresql
-  script:
-    - export BROWSER=chrome
-    - export BROWSER_URL=http://$IP:$BROWSER_PORT
-    - export APP_RESTART_CMD="script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0 0 && script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0"
-    - unset MAILBOX_AUTO1
-    - unset MAILBOX_AUTO2
-    - unset MAILBOX_MANUAL1
-    - unset MAILBOX_MANUAL2
-    - script/build/test_slice_tests.sh 2
-    - RAILS_ENV=test rake db:create
-    - script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1
-    - rake test:browser || script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1 1
-    - script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 1 1
+  <<: *test_browser_core_postgresql_definition
+  variables:
+    <<: *variables_browser_definition
+    BROWSER: "chrome"
+    TEST_SLICE: "2"
 
 test:browser:core:chrome_3_postgresql:
-  stage: browser-core
-  dependencies:
-    - browser:build
-  tags:
-    - browser
-    - postgresql
-  script:
-    - export BROWSER=chrome
-    - export BROWSER_URL=http://$IP:$BROWSER_PORT
-    - export APP_RESTART_CMD="script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0 0 && script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0"
-    - unset MAILBOX_AUTO1
-    - unset MAILBOX_AUTO2
-    - unset MAILBOX_MANUAL1
-    - unset MAILBOX_MANUAL2
-    - script/build/test_slice_tests.sh 3
-    - RAILS_ENV=test rake db:create
-    - script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1
-    - rake test:browser || script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1 1
-    - script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 1 1
+  <<: *test_browser_core_postgresql_definition
+  variables:
+    <<: *variables_browser_definition
+    BROWSER: "chrome"
+    TEST_SLICE: "3"
 
 test:browser:core:chrome_4_postgresql:
-  stage: browser-core
-  dependencies:
-    - browser:build
-  tags:
-    - browser
-    - postgresql
-  script:
-    - export BROWSER=chrome
-    - export BROWSER_URL=http://$IP:$BROWSER_PORT
-    - export APP_RESTART_CMD="script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0 0 && script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0"
-    - unset MAILBOX_AUTO1
-    - unset MAILBOX_AUTO2
-    - unset MAILBOX_MANUAL1
-    - unset MAILBOX_MANUAL2
-    - script/build/test_slice_tests.sh 4
-    - RAILS_ENV=test rake db:create
-    - script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1
-    - rake test:browser || script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1 1
-    - script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 1 1
+  <<: *test_browser_core_postgresql_definition
+  variables:
+    <<: *variables_browser_definition
+    BROWSER: "chrome"
+    TEST_SLICE: "4"
 
 test:browser:core:chrome_5_postgresql:
-  stage: browser-core
-  dependencies:
-    - browser:build
-  tags:
-    - browser
-    - postgresql
-  script:
-    - export BROWSER=chrome
-    - export BROWSER_URL=http://$IP:$BROWSER_PORT
-    - export APP_RESTART_CMD="script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0 0 && script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0"
-    - unset MAILBOX_AUTO1
-    - unset MAILBOX_AUTO2
-    - unset MAILBOX_MANUAL1
-    - unset MAILBOX_MANUAL2
-    - script/build/test_slice_tests.sh 5
-    - RAILS_ENV=test rake db:create
-    - script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1
-    - rake test:browser || script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1 1
-    - script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 1 1
+  <<: *test_browser_core_postgresql_definition
+  variables:
+    <<: *variables_browser_definition
+    BROWSER: "chrome"
+    TEST_SLICE: "5"
 
 test:browser:core:chrome_6_postgresql:
-  stage: browser-core
-  dependencies:
-    - browser:build
-  tags:
-    - browser
-    - postgresql
-  script:
-    - export BROWSER=chrome
-    - export BROWSER_URL=http://$IP:$BROWSER_PORT
-    - export APP_RESTART_CMD="script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0 0 && script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 0"
-    - unset MAILBOX_AUTO1
-    - unset MAILBOX_AUTO2
-    - unset MAILBOX_MANUAL1
-    - unset MAILBOX_MANUAL2
-    - script/build/test_slice_tests.sh 6
-    - RAILS_ENV=test rake db:create
-    - script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1
-    - rake test:browser || script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1 1
-    - script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 1 1
+  <<: *test_browser_core_postgresql_definition
+  variables:
+    <<: *variables_browser_definition
+    BROWSER: "chrome"
+    TEST_SLICE: "6"
 
-test:browser:autowizard_chrome:
-  stage: browser-core
-  dependencies:
-    - browser:build
-  tags:
-    - browser
-  script:
-    - export BROWSER=chrome
-    - export BROWSER_URL=http://$IP:$BROWSER_PORT
-    - RAILS_ENV=test rake db:create
-    - cp contrib/auto_wizard_example.json auto_wizard.json
-    - script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1
-    - ruby -I test/ test/integration/auto_wizard_browser_test.rb || script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1 1
-    - script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 1 1
+### Auto wizard
 
-test:browser:integration:twitter_chrome:
+.test_browser_integration_template: &test_browser_integration_definition
+  <<: *artifacts_error
   stage: browser-integration
   dependencies:
     - browser:build
+
+.script_integration_auto_wizard_template: &script_integration_auto_wizard_definition
+  script:
+    - RAILS_ENV=test rake db:create
+    - cp $AUTO_WIZARD_FILE auto_wizard.json
+    - rake zammad:ci:test:start[with_elasticsearch]
+    - ruby -I test/ $TEST_FILE || rake zammad:ci:test:fail
+    - rake zammad:ci:test:stop
+
+.browser_core_auto_wizard_template: &browser_core_auto_wizard_definition
+  <<: *test_browser_core_definition
+  <<: *script_integration_auto_wizard_definition
+
+test:browser:autowizard_chrome:
+  <<: *browser_core_auto_wizard_definition
+  tags:
+    - browser
+  variables:
+    <<: *variables_browser_definition
+    BROWSER: "chrome"
+    AUTO_WIZARD_FILE: "contrib/auto_wizard_example.json"
+    TEST_FILE: "test/integration/auto_wizard_browser_test.rb"
+
+test:browser:autowizard_ff:
+  <<: *browser_core_auto_wizard_definition
+  tags:
+    - browser
+  variables:
+    <<: *variables_browser_definition
+    BROWSER: "firefox"
+    AUTO_WIZARD_FILE: "contrib/auto_wizard_example.json"
+    TEST_FILE: "test/integration/auto_wizard_browser_test.rb"
+
+### Browser integration tests
+
+.browser_integration_auto_wizard_template: &browser_integration_auto_wizard_definition
+  <<: *test_browser_integration_definition
+  <<: *script_integration_auto_wizard_definition
+
+test:browser:integration:twitter_chrome:
+  <<: *browser_integration_auto_wizard_definition
   tags:
     - browser
     - twitter
-  script:
-    - export BROWSER=chrome
-    - export BROWSER_URL=http://$IP:$BROWSER_PORT
-    - RAILS_ENV=test rake db:create
-    - cp contrib/auto_wizard_test.json auto_wizard.json
-    - script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 0
-    - ruby -I test/ test/integration/twitter_browser_test.rb || script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1 0
-    - script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 1 0
+  variables:
+    <<: *variables_browser_definition
+    BROWSER: "chrome"
+    AUTO_WIZARD_FILE: "contrib/auto_wizard_test.json"
+    TEST_FILE: "test/integration/twitter_browser_test.rb"
+
+test:browser:integration:twitter_ff:
+  <<: *browser_integration_auto_wizard_definition
+  tags:
+    - browser
+    - twitter
+  variables:
+    <<: *variables_browser_definition
+    BROWSER: "firefox"
+    AUTO_WIZARD_FILE: "contrib/auto_wizard_test.json"
+    TEST_FILE: "test/integration/twitter_browser_test.rb"
 
 test:browser:integration:facebook_chrome:
-  stage: browser-integration
-  dependencies:
-    - browser:build
+  <<: *browser_integration_auto_wizard_definition
   tags:
     - browser
     - facebook
-  script:
-    - export BROWSER=chrome
-    - export BROWSER_URL=http://$IP:$BROWSER_PORT
-    - RAILS_ENV=test rake db:create
-    - cp contrib/auto_wizard_test.json auto_wizard.json
-    - script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 0
-    - ruby -I test/ test/integration/facebook_browser_test.rb || script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1 0
-    - script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 1 0
+  variables:
+    <<: *variables_browser_definition
+    BROWSER: "chrome"
+    AUTO_WIZARD_FILE: "contrib/auto_wizard_test.json"
+    TEST_FILE: "test/integration/facebook_browser_test.rb"
 
-test:browser:integration:otrs_chrome:
-  stage: browser-integration
-  dependencies:
-    - browser:build
+test:browser:integration:facebook_ff:
+  <<: *browser_integration_auto_wizard_definition
   tags:
     - browser
-  script:
-    - export BROWSER=chrome
-    - export BROWSER_URL=http://$IP:$BROWSER_PORT
-    - RAILS_ENV=test rake db:create
-    - script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 0
-    - ruby -I test/ test/integration/otrs_import_browser_test.rb || script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1 0
-    - script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 1 0
-
-test:browser:integration:zendesk_chrome:
-  stage: browser-integration
-  dependencies:
-    - browser:build
-  tags:
-    - browser
-  script:
-    - export BROWSER=chrome
-    - export BROWSER_URL=http://$IP:$BROWSER_PORT
-    - RAILS_ENV=test rake db:create
-    - script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 0
-    - ruby -I test/ test/integration/zendesk_import_browser_test.rb || script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1 0
-    - script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 1 0
+    - facebook
+  variables:
+    <<: *variables_browser_definition
+    BROWSER: "firefox"
+    AUTO_WIZARD_FILE: "contrib/auto_wizard_test.json"
+    TEST_FILE: "test/integration/facebook_browser_test.rb"
 
 test:browser:integration:idoit_chrome:
-  stage: browser-integration
-  dependencies:
-    - browser:build
+  <<: *browser_integration_auto_wizard_definition
+  variables:
+    <<: *variables_browser_definition
+    BROWSER: "chrome"
+    AUTO_WIZARD_FILE: "contrib/auto_wizard_test.json"
+    TEST_FILE: "test/integration/idoit_browser_test.rb"
+
+### Browser integration tests
+
+.variables_browser_import_template: &variables_browser_import_definition
+  BROWSER: "chrome"
+  BROWSER_URL: "http://$IP:$BROWSER_PORT"
+
+.browser_integration_import_template: &browser_integration_import_definition
+  <<: *test_browser_integration_definition
   tags:
     - browser
   script:
-    - export BROWSER=chrome
-    - export BROWSER_URL=http://$IP:$BROWSER_PORT
     - RAILS_ENV=test rake db:create
-    - cp contrib/auto_wizard_test.json auto_wizard.json
-    - script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 0
-    - ruby -I test/ test/integration/idoit_browser_test.rb || script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1 0
-    - script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 1 0
+    - rake zammad:ci:test:start
+    - ruby -I test/ $TEST_FILE
+    - rake zammad:ci:test:stop
+
+test:browser:integration:otrs_chrome:
+  <<: *browser_integration_import_definition
+  variables:
+    <<: *variables_browser_import_definition
+    TEST_FILE: "test/integration/otrs_import_browser_test.rb"
+
+test:browser:integration:zendesk_chrome:
+  <<: *browser_integration_import_definition
+  variables:
+    <<: *variables_browser_import_definition
+    TEST_FILE: "test/integration/zendesk_import_browser_test.rb"
diff --git a/lib/tasks/bootstrap.rake b/lib/tasks/bootstrap.rake
deleted file mode 100644
index 8206fc8ca..000000000
--- a/lib/tasks/bootstrap.rake
+++ /dev/null
@@ -1,54 +0,0 @@
-module BootstrapRakeHelper
-  APP_CACHE   = Dir.glob(Rails.root.join('tmp', 'cache*'))
-  SERVER_LOG  = Rails.root.join('log', "#{Rails.env}.log")
-  AUTO_WIZARD = { source: Rails.root.join('contrib', 'auto_wizard_test.json'),
-                  dest:   Rails.root.join('auto_wizard.json') }.freeze
-  DB_CONFIG   = { source: Rails.root.join('config', 'database', 'database.yml'),
-                  dest:   Rails.root.join('config', 'database.yml') }.freeze
-
-  def flush_cache_and_logs
-    FileUtils.rm_rf(APP_CACHE)
-    File.write(SERVER_LOG, '')
-  end
-
-  def run_auto_wizard
-    FileUtils.ln(AUTO_WIZARD[:source], AUTO_WIZARD[:dest], force: true)
-    AutoWizard.setup
-
-    # set system init to done
-    UserInfo.current_user_id = 1
-    Setting.set('system_init_done', true)
-  end
-
-  def add_database_config
-    raise Errno::ENOENT, 'config/database.yml not found' unless File.exist?(DB_CONFIG[:source])
-
-    if File.exist?(DB_CONFIG[:dest])
-      return if FileUtils.identical?(DB_CONFIG[:source], DB_CONFIG[:dest])
-      printf 'config/database.yml: File exists. Overwrite? [y/N] '
-      return if STDIN.gets.chomp.downcase != 'y'
-    end
-
-    FileUtils.cp(DB_CONFIG[:source], DB_CONFIG[:dest])
-  end
-end
-
-namespace :bs do
-  desc 'Bootstrap the application'
-  task :init => %i[db_config db:create db:migrate db:seed] do
-    include BootstrapRakeHelper
-    run_auto_wizard
-  end
-
-  desc 'Reset the application to its initial state'
-  task :reset => %i[db:reset] do
-    include BootstrapRakeHelper
-    run_auto_wizard
-    flush_cache_and_logs
-  end
-
-  task :db_config do
-    include BootstrapRakeHelper
-    add_database_config
-  end
-end
diff --git a/lib/tasks/zammad/bootstrap/init.rake b/lib/tasks/zammad/bootstrap/init.rake
new file mode 100644
index 000000000..cb24ab1dd
--- /dev/null
+++ b/lib/tasks/zammad/bootstrap/init.rake
@@ -0,0 +1,12 @@
+namespace :zammad do
+
+  namespace :bootstrap do
+
+    desc 'Initializes a Zammad for the first time'
+    task init: %i[
+      zammad:setup:db_config
+      zammad:db:init
+      zammad:setup:auto_wizard
+    ]
+  end
+end
diff --git a/lib/tasks/zammad/bootstrap/reset.rake b/lib/tasks/zammad/bootstrap/reset.rake
new file mode 100644
index 000000000..f220a7b8e
--- /dev/null
+++ b/lib/tasks/zammad/bootstrap/reset.rake
@@ -0,0 +1,13 @@
+namespace :zammad do
+
+  namespace :bootstrap do
+
+    desc 'Resets a Zammad and reinitializes it'
+    task reset: %i[
+      db:drop
+      zammad:db:init
+      zammad:setup:auto_wizard
+      zammad:flush
+    ]
+  end
+end
diff --git a/lib/tasks/zammad/ci/app/restart.rake b/lib/tasks/zammad/ci/app/restart.rake
new file mode 100644
index 000000000..d702193a3
--- /dev/null
+++ b/lib/tasks/zammad/ci/app/restart.rake
@@ -0,0 +1,14 @@
+namespace :zammad do
+
+  namespace :ci do
+
+    namespace :app do
+
+      desc 'Restarts the application'
+      task restart: %i[
+        zammad:ci:app:stop
+        zammad:ci:app:start
+      ]
+    end
+  end
+end
diff --git a/lib/tasks/zammad/ci/app/start.rake b/lib/tasks/zammad/ci/app/start.rake
new file mode 100644
index 000000000..1266e566d
--- /dev/null
+++ b/lib/tasks/zammad/ci/app/start.rake
@@ -0,0 +1,15 @@
+namespace :zammad do
+
+  namespace :ci do
+
+    namespace :app do
+
+      desc 'Starts the application and uses BROWSER_PORT, RAILS_ENV and WS_PORT ENVs'
+      task :start do
+        Rake::Task['zammad:ci:service:puma:start'].invoke(ENV['BROWSER_PORT'], ENV['RAILS_ENV'])
+        Rake::Task['zammad:ci:service:websocket:start'].invoke(ENV['WS_PORT'])
+        Rake::Task['zammad:ci:service:scheduler:start'].invoke
+      end
+    end
+  end
+end
diff --git a/lib/tasks/zammad/ci/app/stop.rake b/lib/tasks/zammad/ci/app/stop.rake
new file mode 100644
index 000000000..24c0fddba
--- /dev/null
+++ b/lib/tasks/zammad/ci/app/stop.rake
@@ -0,0 +1,15 @@
+namespace :zammad do
+
+  namespace :ci do
+
+    namespace :app do
+
+      desc 'Stops the application'
+      task stop: %i[
+        zammad:ci:service:scheduler:stop
+        zammad:ci:service:websocket:stop
+        zammad:ci:service:puma:stop
+      ]
+    end
+  end
+end
diff --git a/lib/tasks/zammad/ci/service/puma/start.rake b/lib/tasks/zammad/ci/service/puma/start.rake
new file mode 100644
index 000000000..313792d79
--- /dev/null
+++ b/lib/tasks/zammad/ci/service/puma/start.rake
@@ -0,0 +1,36 @@
+namespace :zammad do
+
+  namespace :ci do
+
+    namespace :service do
+
+      namespace :puma do
+
+        desc 'Starts the puma application webserver'
+        task :start, [:port, :env] do |_task, args|
+
+          port    = args.fetch(:port, '3000')
+          env     = args.fetch(:env, 'production')
+          command = [
+            'bundle',
+            'exec',
+            'puma',
+            '--pidfile',
+            'tmp/pids/server.pid',
+            '-d',
+            '-p',
+            port,
+            '-e',
+            env
+          ]
+
+          stdout, stderr, status = Open3.capture3(*command)
+
+          next if status.success?
+
+          abort("Error while starting Puma - error status #{status.exitstatus}: #{stderr}")
+        end
+      end
+    end
+  end
+end
diff --git a/lib/tasks/zammad/ci/service/puma/stop.rake b/lib/tasks/zammad/ci/service/puma/stop.rake
new file mode 100644
index 000000000..21408ccc0
--- /dev/null
+++ b/lib/tasks/zammad/ci/service/puma/stop.rake
@@ -0,0 +1,26 @@
+namespace :zammad do
+
+  namespace :ci do
+
+    namespace :service do
+
+      namespace :puma do
+
+        desc 'Stops the puma application webserver'
+        task :stop do
+
+          file = Rails.root.join('tmp', 'pids', 'server.pid')
+          pid  = File.read(file).to_i
+
+          Process.kill('SIGTERM', pid)
+
+          sleep 5
+
+          next if !File.exist?(file)
+
+          Process.kill('SIGKILL', pid)
+        end
+      end
+    end
+  end
+end
diff --git a/lib/tasks/zammad/ci/service/scheduler/start.rake b/lib/tasks/zammad/ci/service/scheduler/start.rake
new file mode 100644
index 000000000..398f90c70
--- /dev/null
+++ b/lib/tasks/zammad/ci/service/scheduler/start.rake
@@ -0,0 +1,28 @@
+namespace :zammad do
+
+  namespace :ci do
+
+    namespace :service do
+
+      namespace :scheduler do
+
+        desc 'Starts the scheduler'
+        task :start do
+
+          command = [
+            'bundle',
+            'exec',
+            'script/scheduler.rb',
+            'start',
+          ]
+
+          stdout, stderr, status = Open3.capture3(*command)
+
+          next if status.success?
+
+          abort("Error while starting scheduler - error status #{status.exitstatus}: #{stderr}")
+        end
+      end
+    end
+  end
+end
diff --git a/lib/tasks/zammad/ci/service/scheduler/stop.rake b/lib/tasks/zammad/ci/service/scheduler/stop.rake
new file mode 100644
index 000000000..7091b3d17
--- /dev/null
+++ b/lib/tasks/zammad/ci/service/scheduler/stop.rake
@@ -0,0 +1,28 @@
+namespace :zammad do
+
+  namespace :ci do
+
+    namespace :service do
+
+      namespace :scheduler do
+
+        desc 'Stops the scheduler'
+        task :stop do
+
+          command = [
+            'bundle',
+            'exec',
+            'script/scheduler.rb',
+            'stop',
+          ]
+
+          stdout, stderr, status = Open3.capture3(*command)
+
+          next if status.success?
+
+          abort("Error while stopping scheduler - error status #{status.exitstatus}: #{stderr}")
+        end
+      end
+    end
+  end
+end
diff --git a/lib/tasks/zammad/ci/service/websocket/start.rake b/lib/tasks/zammad/ci/service/websocket/start.rake
new file mode 100644
index 000000000..6b4bd34f8
--- /dev/null
+++ b/lib/tasks/zammad/ci/service/websocket/start.rake
@@ -0,0 +1,32 @@
+namespace :zammad do
+
+  namespace :ci do
+
+    namespace :service do
+
+      namespace :websocket do
+
+        desc 'Starts the websocket server'
+        task :start, [:port] do |_task, args|
+
+          port    = args.fetch(:port, '6042')
+          command = [
+            'bundle',
+            'exec',
+            'script/websocket-server.rb',
+            'start',
+            '-d',
+            '-p',
+            port
+          ]
+
+          stdout, stderr, status = Open3.capture3(*command)
+
+          next if status.success?
+
+          abort("Error while starting websocket server - error status #{status.exitstatus}: #{stderr}")
+        end
+      end
+    end
+  end
+end
diff --git a/lib/tasks/zammad/ci/service/websocket/stop.rake b/lib/tasks/zammad/ci/service/websocket/stop.rake
new file mode 100644
index 000000000..1499ea77a
--- /dev/null
+++ b/lib/tasks/zammad/ci/service/websocket/stop.rake
@@ -0,0 +1,28 @@
+namespace :zammad do
+
+  namespace :ci do
+
+    namespace :service do
+
+      namespace :websocket do
+
+        desc 'Stops the websocket server'
+        task :stop do
+
+          command = [
+            'bundle',
+            'exec',
+            'script/websocket-server.rb',
+            'stop',
+          ]
+
+          stdout, stderr, status = Open3.capture3(*command)
+
+          next if status.success?
+
+          abort("Error while stopping websocket server - error status #{status.exitstatus}: #{stderr}")
+        end
+      end
+    end
+  end
+end
diff --git a/lib/tasks/zammad/ci/settings.rake b/lib/tasks/zammad/ci/settings.rake
new file mode 100644
index 000000000..63971047c
--- /dev/null
+++ b/lib/tasks/zammad/ci/settings.rake
@@ -0,0 +1,20 @@
+namespace :zammad do
+
+  namespace :ci do
+
+    desc 'Sets all required Settings for performing tests in the CI environment'
+    task :settings, [:elasticsearch] => :environment do |_task, args|
+      Setting.set('developer_mode', true)
+      Setting.set('websocket_port', ENV['WS_PORT'])
+      Setting.set('fqdn', "#{ENV['IP']}:#{ENV['BROWSER_PORT']}")
+      Setting.set('chat_agent_idle_timeout', '45')
+
+      next if args[:elasticsearch] != 'with_elasticsearch'
+
+      Setting.set('es_url', 'http://localhost:9200')
+      Setting.set('es_index', "browser_test_#{ENV['CI_BUILD_ID']}")
+
+      Rake::Task['searchindex:rebuild'].invoke
+    end
+  end
+end
diff --git a/lib/tasks/zammad/ci/test/fail.rake b/lib/tasks/zammad/ci/test/fail.rake
new file mode 100644
index 000000000..1c3bd7c08
--- /dev/null
+++ b/lib/tasks/zammad/ci/test/fail.rake
@@ -0,0 +1,13 @@
+namespace :zammad do
+
+  namespace :ci do
+
+    namespace :test do
+
+      desc 'Stops all of Zammads services and exists the rake task with exit code 1'
+      task fail: %i[zammad:ci:test:stop] do
+        abort('Abort further test processing')
+      end
+    end
+  end
+end
diff --git a/lib/tasks/zammad/ci/test/start.rake b/lib/tasks/zammad/ci/test/start.rake
new file mode 100644
index 000000000..646e82adf
--- /dev/null
+++ b/lib/tasks/zammad/ci/test/start.rake
@@ -0,0 +1,24 @@
+namespace :zammad do
+
+  namespace :ci do
+
+    namespace :test do
+
+      desc 'Starts all of Zammads services for CI test'
+      task :start, [:elasticsearch] do |_task, args|
+        ENV['RAILS_ENV'] ||= 'production'
+        ENV['DISABLE_DATABASE_ENVIRONMENT_CHECK'] = 'true'
+        # we have to enforce the env
+        # otherwise it will fallback to default (develop)
+        Rails.env = ENV['RAILS_ENV']
+
+        Rake::Task['zammad:flush:cache'].invoke
+
+        Rake::Task['zammad:db:init'].invoke
+
+        Rake::Task['zammad:ci:settings'].invoke(args[:elasticsearch])
+        Rake::Task['zammad:ci:app:start'].invoke
+      end
+    end
+  end
+end
diff --git a/lib/tasks/zammad/ci/test/stop.rake b/lib/tasks/zammad/ci/test/stop.rake
new file mode 100644
index 000000000..f76f2d8a2
--- /dev/null
+++ b/lib/tasks/zammad/ci/test/stop.rake
@@ -0,0 +1,25 @@
+namespace :zammad do
+
+  namespace :ci do
+
+    namespace :test do
+
+      desc 'Stop of all Zammad services and cleans up the database(s)'
+      task :stop do
+        ENV['RAILS_ENV'] ||= 'production'
+        ENV['DISABLE_DATABASE_ENVIRONMENT_CHECK'] = 'true'
+
+        # we have to enforce the env
+        # otherwise it will fallback to default (develop)
+        Rails.env = ENV['RAILS_ENV']
+
+        Rake::Task['zammad:ci:app:stop'].invoke
+        Rake::Task['db:drop:all'].invoke
+
+        next if !SearchIndexBackend.enabled?
+
+        Rake::Task['searchindex:drop'].invoke
+      end
+    end
+  end
+end
diff --git a/lib/tasks/zammad/db/init.rake b/lib/tasks/zammad/db/init.rake
new file mode 100644
index 000000000..8cb342241
--- /dev/null
+++ b/lib/tasks/zammad/db/init.rake
@@ -0,0 +1,8 @@
+namespace :zammad do
+
+  namespace :db do
+
+    desc 'Initializes (creates, migrates and seeds) the DB'
+    task init: %i[zammad:db:unseeded db:seed]
+  end
+end
diff --git a/lib/tasks/zammad/db/unseeded.rake b/lib/tasks/zammad/db/unseeded.rake
new file mode 100644
index 000000000..a2132f974
--- /dev/null
+++ b/lib/tasks/zammad/db/unseeded.rake
@@ -0,0 +1,8 @@
+namespace :zammad do
+
+  namespace :db do
+
+    desc 'Creates and migrates the DB without seeding'
+    task unseeded: %i[db:create db:migrate]
+  end
+end
diff --git a/lib/tasks/zammad/flush.rake b/lib/tasks/zammad/flush.rake
new file mode 100644
index 000000000..33d191aab
--- /dev/null
+++ b/lib/tasks/zammad/flush.rake
@@ -0,0 +1,8 @@
+namespace :zammad do
+
+  desc 'Flushes all logs and caches'
+  task flush: %i[
+    zammad:flush:logs
+    zammad:flush:cache
+  ]
+end
diff --git a/lib/tasks/zammad/flush/cache.rake b/lib/tasks/zammad/flush/cache.rake
new file mode 100644
index 000000000..a9cee8a51
--- /dev/null
+++ b/lib/tasks/zammad/flush/cache.rake
@@ -0,0 +1,10 @@
+namespace :zammad do
+
+  namespace :flush do
+
+    desc 'Flushes all caches'
+    task :cache do
+      FileUtils.rm_rf(Rails.root.join('tmp', 'cache*'))
+    end
+  end
+end
diff --git a/lib/tasks/zammad/flush/log/rails.rake b/lib/tasks/zammad/flush/log/rails.rake
new file mode 100644
index 000000000..1e40680c1
--- /dev/null
+++ b/lib/tasks/zammad/flush/log/rails.rake
@@ -0,0 +1,15 @@
+namespace :zammad do
+
+  namespace :flush do
+
+    namespace :log do
+
+      desc 'Flushes all scheduler log files'
+      task :scheduler do
+        %w[err out].each do |suffix|
+          File.write(Rails.root.join('log', "scheduler_#{suffix}.log"), '')
+        end
+      end
+    end
+  end
+end
diff --git a/lib/tasks/zammad/flush/log/scheduler.rake b/lib/tasks/zammad/flush/log/scheduler.rake
new file mode 100644
index 000000000..b7635a56c
--- /dev/null
+++ b/lib/tasks/zammad/flush/log/scheduler.rake
@@ -0,0 +1,14 @@
+namespace :zammad do
+
+  namespace :flush do
+
+    namespace :log do
+
+      desc 'Flushes the log Rails file of the given or active environment'
+      task :rails, [:env] do |_task, args|
+        env = args.fetch(:env, Rails.env)
+        File.write(Rails.root.join('log', "#{env}.log"), '')
+      end
+    end
+  end
+end
diff --git a/lib/tasks/zammad/flush/log/websocket.rake b/lib/tasks/zammad/flush/log/websocket.rake
new file mode 100644
index 000000000..2040c55e9
--- /dev/null
+++ b/lib/tasks/zammad/flush/log/websocket.rake
@@ -0,0 +1,15 @@
+namespace :zammad do
+
+  namespace :flush do
+
+    namespace :log do
+
+      desc 'Flushes all websocket server log files'
+      task :websocket do
+        %w[err out].each do |suffix|
+          File.write(Rails.root.join('log', "websocket-server_#{suffix}.log"), '')
+        end
+      end
+    end
+  end
+end
diff --git a/lib/tasks/zammad/flush/logs.rake b/lib/tasks/zammad/flush/logs.rake
new file mode 100644
index 000000000..7e2b6e974
--- /dev/null
+++ b/lib/tasks/zammad/flush/logs.rake
@@ -0,0 +1,12 @@
+namespace :zammad do
+
+  namespace :flush do
+
+    desc 'Flushes all logs'
+    task logs: %i[
+      zammad:flush:log:rails
+      zammad:flush:log:scheduler
+      zammad:flush:log:websocket
+    ]
+  end
+end
diff --git a/lib/tasks/zammad/setup/auto_wizard.rake b/lib/tasks/zammad/setup/auto_wizard.rake
new file mode 100644
index 000000000..1a9094c36
--- /dev/null
+++ b/lib/tasks/zammad/setup/auto_wizard.rake
@@ -0,0 +1,19 @@
+namespace :zammad do
+
+  namespace :setup do
+
+    desc 'Initializes Zammad via a given auto_wizard JSON file or falls back to contrib/auto_wizard_test.json'
+    task :auto_wizard, [:source] => :environment do |_task, args|
+
+      root   = Rails.root
+      source = args.fetch(:source, root.join('contrib', 'auto_wizard_test.json'))
+
+      FileUtils.ln(source, root.join('auto_wizard.json'), force: true)
+
+      AutoWizard.setup
+
+      # set system init to done
+      Setting.set('system_init_done', true)
+    end
+  end
+end
diff --git a/lib/tasks/zammad/setup/db_config.rake b/lib/tasks/zammad/setup/db_config.rake
new file mode 100644
index 000000000..aa64b0d63
--- /dev/null
+++ b/lib/tasks/zammad/setup/db_config.rake
@@ -0,0 +1,23 @@
+namespace :zammad do
+
+  namespace :setup do
+
+    desc 'Copies the database config template file to config/database.yml'
+    task :db_config do
+
+      config_dir  = Rails.root.join('config')
+      template    = config_dir.join('database', 'database.yml')
+      destination = config_dir.join('database.yml')
+
+      raise Errno::ENOENT, "#{template} not found" unless File.exist?(template)
+
+      if File.exist?(destination)
+        next if FileUtils.identical?(template, destination)
+        printf 'config/database.yml: File exists. Overwrite? [y/N] '
+        next if STDIN.gets.chomp.downcase != 'y'
+      end
+
+      FileUtils.cp(template, destination)
+    end
+  end
+end