From 1f12b39731a99a3a92ec569141f7d2cd12085a89 Mon Sep 17 00:00:00 2001
From: Sebastian Serth <Sebastian.Serth@student.hpi.de>
Date: Tue, 11 Sep 2018 10:53:58 +0200
Subject: [PATCH] Hide FactoryBot deprecation warning by changing static
 assignment

Signed-off-by: Sebastian Serth <Sebastian.Serth@student.hpi.de>
---
 spec/factories/code_ocean/file.rb        |   8 +-
 spec/factories/consumer.rb               |   2 +-
 spec/factories/error.rb                  |   2 +-
 spec/factories/execution_environment.rb  | 140 +++++++++++------------
 spec/factories/exercise.rb               |  56 ++++-----
 spec/factories/file_type.rb              | 130 ++++++++++-----------
 spec/factories/hint.rb                   |  74 ++++++------
 spec/factories/internal_user.rb          |  10 +-
 spec/factories/lti_parameter.rb          |   4 +-
 spec/factories/proxy_exercise.rb         |   4 +-
 spec/factories/submission.rb             |   2 +-
 spec/factories/user_exercise_feedback.rb |   2 +-
 12 files changed, 217 insertions(+), 217 deletions(-)

diff --git a/spec/factories/code_ocean/file.rb b/spec/factories/code_ocean/file.rb
index bc672045..186ad1d1 100644
--- a/spec/factories/code_ocean/file.rb
+++ b/spec/factories/code_ocean/file.rb
@@ -3,13 +3,13 @@ require 'seeds_helper'
 module CodeOcean
   FactoryBot.define do
     factory :file, class: CodeOcean::File do
-      content ''
+      content { '' }
       association :context, factory: :submission
       association :file_type, factory: :dot_rb
-      hidden false
+      hidden { false }
       name { SecureRandom.hex }
-      read_only false
-      role 'main_file'
+      read_only { false }
+      role { 'main_file' }
     end
   end
 end
diff --git a/spec/factories/consumer.rb b/spec/factories/consumer.rb
index a4f32ca8..59b05b8d 100644
--- a/spec/factories/consumer.rb
+++ b/spec/factories/consumer.rb
@@ -1,6 +1,6 @@
 FactoryBot.define do
   factory :consumer do
-    name 'openHPI'
+    name { 'openHPI' }
     oauth_key { SecureRandom.hex }
     oauth_secret { SecureRandom.hex }
     singleton_consumer
diff --git a/spec/factories/error.rb b/spec/factories/error.rb
index c10d47bf..427fee7d 100644
--- a/spec/factories/error.rb
+++ b/spec/factories/error.rb
@@ -1,6 +1,6 @@
 FactoryBot.define do
   factory :error, class: Error do
     association :execution_environment, factory: :ruby
-    message "exercise.rb:4:in `<main>': undefined local variable or method `foo' for main:Object (NameError)"
+    message { "exercise.rb:4:in `<main>': undefined local variable or method `foo' for main:Object (NameError)" }
   end
 end
diff --git a/spec/factories/execution_environment.rb b/spec/factories/execution_environment.rb
index 013a041b..7eaaa49b 100644
--- a/spec/factories/execution_environment.rb
+++ b/spec/factories/execution_environment.rb
@@ -2,146 +2,146 @@ FactoryBot.define do
   factory :coffee_script, class: ExecutionEnvironment do
     created_by_teacher
     default_memory_limit
-    docker_image 'hklement/ubuntu-coffee:latest'
+    docker_image { 'hklement/ubuntu-coffee:latest' }
     association :file_type, factory: :dot_coffee
     help
-    name 'CoffeeScript'
-    network_enabled false
-    permitted_execution_time 10.seconds
-    pool_size 0
-    run_command 'coffee'
+    name { 'CoffeeScript' }
+    network_enabled { false }
+    permitted_execution_time { 10.seconds }
+    pool_size { 0 }
+    run_command { 'coffee' }
     singleton_execution_environment
   end
 
   factory :html, class: ExecutionEnvironment do
     created_by_teacher
     default_memory_limit
-    docker_image 'hklement/ubuntu-html:latest'
+    docker_image { 'hklement/ubuntu-html:latest' }
     association :file_type, factory: :dot_html
     help
-    name 'HTML5'
-    network_enabled false
-    permitted_execution_time 10.seconds
-    pool_size 0
-    run_command 'touch'
+    name { 'HTML5' }
+    network_enabled { false }
+    permitted_execution_time { 10.seconds }
+    pool_size { 0 }
+    run_command { 'touch' }
     singleton_execution_environment
-    test_command 'rspec %{filename} --format documentation'
-    testing_framework 'RspecAdapter'
+    test_command { 'rspec %{filename} --format documentation' }
+    testing_framework { 'RspecAdapter' }
   end
 
   factory :java, class: ExecutionEnvironment do
     created_by_teacher
     default_memory_limit
-    docker_image 'openhpi/co_execenv_java:latest'
+    docker_image { 'openhpi/co_execenv_java:latest' }
     association :file_type, factory: :dot_java
     help
-    name 'Java 8'
-    network_enabled false
-    permitted_execution_time 10.seconds
-    pool_size 0
-    run_command 'make run'
+    name { 'Java 8' }
+    network_enabled { false }
+    permitted_execution_time { 10.seconds }
+    pool_size { 0 }
+    run_command { 'make run' }
     singleton_execution_environment
-    test_command 'make test CLASS_NAME="%{class_name}" FILENAME="%{filename}"'
-    testing_framework 'JunitAdapter'
+    test_command { 'make test CLASS_NAME="%{class_name}" FILENAME="%{filename}"' }
+    testing_framework { 'JunitAdapter' }
   end
 
   factory :jruby, class: ExecutionEnvironment do
     created_by_teacher
     default_memory_limit
-    docker_image 'hklement/ubuntu-jruby:latest'
+    docker_image { 'hklement/ubuntu-jruby:latest' }
     association :file_type, factory: :dot_rb
     help
-    name 'JRuby 1.7'
-    network_enabled false
-    permitted_execution_time 10.seconds
-    pool_size 0
-    run_command 'jruby %{filename}'
+    name { 'JRuby 1.7' }
+    network_enabled { false }
+    permitted_execution_time { 10.seconds }
+    pool_size { 0 }
+    run_command { 'jruby %{filename}' }
     singleton_execution_environment
-    test_command 'rspec %{filename} --format documentation'
-    testing_framework 'RspecAdapter'
+    test_command { 'rspec %{filename} --format documentation' }
+    testing_framework { 'RspecAdapter' }
   end
 
   factory :node_js, class: ExecutionEnvironment do
     created_by_teacher
     default_memory_limit
-    docker_image 'hklement/ubuntu-node:latest'
+    docker_image { 'hklement/ubuntu-node:latest' }
     association :file_type, factory: :dot_js
     help
-    name 'Node.js'
-    network_enabled false
-    permitted_execution_time 10.seconds
-    pool_size 0
-    run_command 'node %{filename}'
+    name { 'Node.js' }
+    network_enabled { false }
+    permitted_execution_time { 10.seconds }
+    pool_size { 0 }
+    run_command { 'node %{filename}' }
     singleton_execution_environment
   end
 
   factory :python, class: ExecutionEnvironment do
     created_by_teacher
     default_memory_limit
-    docker_image 'openhpi/co_execenv_python:latest'
+    docker_image { 'openhpi/co_execenv_python:latest' }
     association :file_type, factory: :dot_py
     help
-    name 'Python 3.4'
-    network_enabled false
-    permitted_execution_time 10.seconds
-    pool_size 0
-    run_command 'python3 %{filename}'
+    name { 'Python 3.4' }
+    network_enabled { false }
+    permitted_execution_time { 10.seconds }
+    pool_size { 0 }
+    run_command { 'python3 %{filename}' }
     singleton_execution_environment
-    test_command 'python3 -m unittest --verbose %{module_name}'
-    testing_framework 'PyUnitAdapter'
+    test_command { 'python3 -m unittest --verbose %{module_name}' }
+    testing_framework { 'PyUnitAdapter' }
   end
 
   factory :ruby, class: ExecutionEnvironment do
     created_by_teacher
     default_memory_limit
-    docker_image 'hklement/ubuntu-ruby:latest'
+    docker_image { 'hklement/ubuntu-ruby:latest' }
     association :file_type, factory: :dot_rb
     help
-    name 'Ruby 2.2'
-    network_enabled false
-    permitted_execution_time 10.seconds
-    pool_size 0
-    run_command 'ruby %{filename}'
+    name { 'Ruby 2.2' }
+    network_enabled { false }
+    permitted_execution_time { 10.seconds }
+    pool_size { 0 }
+    run_command { 'ruby %{filename}' }
     singleton_execution_environment
-    test_command 'rspec %{filename} --format documentation'
-    testing_framework 'RspecAdapter'
+    test_command { 'rspec %{filename} --format documentation' }
+    testing_framework { 'RspecAdapter' }
   end
 
   factory :sinatra, class: ExecutionEnvironment do
     created_by_teacher
     default_memory_limit
-    docker_image 'hklement/ubuntu-sinatra:latest'
+    docker_image { 'hklement/ubuntu-sinatra:latest' }
     association :file_type, factory: :dot_rb
-    exposed_ports '4567'
+    exposed_ports { '4567' }
     help
-    name 'Sinatra'
-    network_enabled true
-    permitted_execution_time 15.minutes
-    pool_size 0
-    run_command 'ruby %{filename}'
+    name { 'Sinatra' }
+    network_enabled { true }
+    permitted_execution_time { 15.minutes }
+    pool_size { 0 }
+    run_command { 'ruby %{filename}' }
     singleton_execution_environment
-    test_command 'rspec %{filename} --format documentation'
-    testing_framework 'RspecAdapter'
+    test_command { 'rspec %{filename} --format documentation' }
+    testing_framework { 'RspecAdapter' }
   end
 
   factory :sqlite, class: ExecutionEnvironment do
     created_by_teacher
     default_memory_limit
-    docker_image 'hklement/ubuntu-sqlite:latest'
+    docker_image { 'hklement/ubuntu-sqlite:latest' }
     association :file_type, factory: :dot_sql
     help
-    name 'SQLite'
-    network_enabled false
-    permitted_execution_time 1.minute
-    pool_size 0
-    run_command 'sqlite3 /database.db -init %{filename} -html'
+    name { 'SQLite' }
+    network_enabled { false }
+    permitted_execution_time { 1.minute }
+    pool_size { 0 }
+    run_command { 'sqlite3 /database.db -init %{filename} -html' }
     singleton_execution_environment
-    test_command 'ruby %{filename}'
-    testing_framework 'SqlResultSetComparatorAdapter'
+    test_command { 'ruby %{filename}' }
+    testing_framework { 'SqlResultSetComparatorAdapter' }
   end
 
   trait :default_memory_limit do
-    memory_limit DockerClient::DEFAULT_MEMORY_LIMIT
+    memory_limit { DockerClient::DEFAULT_MEMORY_LIMIT }
   end
 
   trait :help do
diff --git a/spec/factories/exercise.rb b/spec/factories/exercise.rb
index 2fcd7e07..92ed180f 100644
--- a/spec/factories/exercise.rb
+++ b/spec/factories/exercise.rb
@@ -16,10 +16,10 @@ end
 FactoryBot.define do
   factory :audio_video, class: Exercise do
     created_by_teacher
-    description "Try HTML's audio and video capabilities."
+    description { "Try HTML's audio and video capabilities." }
     association :execution_environment, factory: :html
-    instructions 'Build a simple website including an HTML <audio> and <video> element. Link the following media files: chai.ogg, devstories.mp4.'
-    title 'Audio & Video'
+    instructions { 'Build a simple website including an HTML <audio> and <video> element. Link the following media files: chai.ogg, devstories.mp4.' }
+    title { 'Audio & Video' }
 
     after(:create) do |exercise|
       create_seed_file(exercise, 'audio_video/index.html', role: 'main_file')
@@ -34,16 +34,16 @@ FactoryBot.define do
 
   factory :dummy, class: Exercise do
     created_by_teacher
-    description 'Dummy'
+    description { 'Dummy' }
     association :execution_environment, factory: :ruby
     instructions
-    title 'Dummy'
+    title { 'Dummy' }
 
     factory :dummy_with_user_feedbacks do
       # user_feedbacks_count is declared as a transient attribute and available in
       # attributes on the factory, as well as the callback via the evaluator
       transient do
-        user_feedbacks_count 5
+        user_feedbacks_count { 5 }
       end
 
       # the after(:create) yields two values; the exercise instance itself and the
@@ -60,10 +60,10 @@ FactoryBot.define do
 
   factory :even_odd, class: Exercise do
     created_by_teacher
-    description 'Implement two methods even and odd which return whether a given number is even or odd, respectively.'
+    description { 'Implement two methods even and odd which return whether a given number is even or odd, respectively.' }
     association :execution_environment, factory: :python
     instructions
-    title 'Even/Odd'
+    title { 'Even/Odd' }
 
     after(:create) do |exercise|
       create_seed_file(exercise, 'even_odd/exercise.py', role: 'main_file')
@@ -74,10 +74,10 @@ FactoryBot.define do
 
   factory :fibonacci, class: Exercise do
     created_by_teacher
-    description 'Implement a recursive function that calculates a requested Fibonacci number.'
+    description { 'Implement a recursive function that calculates a requested Fibonacci number.' }
     association :execution_environment, factory: :ruby
     instructions
-    title 'Fibonacci Sequence'
+    title { 'Fibonacci Sequence' }
 
     after(:create) do |exercise|
       create_seed_file(exercise, 'fibonacci/exercise.rb', role: 'main_file')
@@ -90,10 +90,10 @@ FactoryBot.define do
 
   factory :files, class: Exercise do
     created_by_teacher
-    description 'Learn how to work with files.'
+    description { 'Learn how to work with files.' }
     association :execution_environment, factory: :ruby
     instructions
-    title 'Working with Files'
+    title { 'Working with Files' }
 
     after(:create) do |exercise|
       create_seed_file(exercise, 'files/data.txt', read_only: true)
@@ -104,10 +104,10 @@ FactoryBot.define do
 
   factory :geolocation, class: Exercise do
     created_by_teacher
-    description "Use the HTML5 Geolocation API to get the user's geographical position."
+    description { "Use the HTML5 Geolocation API to get the user's geographical position." }
     association :execution_environment, factory: :html
     instructions
-    title 'Geolocation'
+    title { 'Geolocation' }
 
     after(:create) do |exercise|
       create_seed_file(exercise, 'geolocation/index.html', role: 'main_file')
@@ -117,10 +117,10 @@ FactoryBot.define do
 
   factory :hello_world, class: Exercise do
     created_by_teacher
-    description "Write a simple 'Hello World' application."
+    description { "Write a simple 'Hello World' application." }
     association :execution_environment, factory: :ruby
     instructions
-    title 'Hello World'
+    title { 'Hello World' }
 
     after(:create) do |exercise|
       create_seed_file(exercise, 'hello_world/exercise.rb', role: 'main_file')
@@ -130,10 +130,10 @@ FactoryBot.define do
 
   factory :math, class: Exercise do
     created_by_teacher
-    description 'Implement a recursive math library.'
+    description { 'Implement a recursive math library.' }
     association :execution_environment, factory: :java
     instructions
-    title 'Math'
+    title { 'Math' }
 
     after(:create) do |exercise|
       create_seed_file(exercise, 'math/Makefile', file_type: :makefile, hidden: true, role: 'regular_file')
@@ -145,10 +145,10 @@ FactoryBot.define do
 
   factory :primes, class: Exercise do
     created_by_teacher
-    description 'Write a function that prints the first n prime numbers.'
+    description { 'Write a function that prints the first n prime numbers.' }
     association :execution_environment, factory: :node_js
     instructions
-    title 'Primes'
+    title { 'Primes' }
 
     after(:create) do |exercise|
       create_seed_file(exercise, 'primes/exercise.js', role: 'main_file')
@@ -157,10 +157,10 @@ FactoryBot.define do
 
   factory :sql_select, class: Exercise do
     created_by_teacher
-    description 'Learn to use the SELECT statement.'
+    description { 'Learn to use the SELECT statement.' }
     association :execution_environment, factory: :sqlite
-    instructions "Write a query which selects the full rows for all people with the last name 'Doe'."
-    title 'SELECT'
+    instructions { "Write a query which selects the full rows for all people with the last name 'Doe'." }
+    title { 'SELECT' }
 
     after(:create) do |exercise|
       create_seed_file(exercise, 'sql_select/exercise.sql', role: 'main_file')
@@ -171,10 +171,10 @@ FactoryBot.define do
 
   factory :tdd, class: Exercise do
     created_by_teacher
-    description 'Learn to appreciate test-driven development.'
+    description { 'Learn to appreciate test-driven development.' }
     association :execution_environment, factory: :ruby
-    instructions SeedsHelper.read_seed_file('tdd/instructions.md')
-    title 'Test-driven Development'
+    instructions { SeedsHelper.read_seed_file('tdd/instructions.md') }
+    title { 'Test-driven Development' }
 
     after(:create) do |exercise|
       create_seed_file(exercise, 'tdd/exercise.rb', role: 'main_file')
@@ -184,10 +184,10 @@ FactoryBot.define do
 
   factory :web_app, class: Exercise do
     created_by_teacher
-    description 'Build a simple Web application with Sinatra.'
+    description { 'Build a simple Web application with Sinatra.' }
     association :execution_environment, factory: :sinatra
     instructions
-    title 'A Simple Web Application'
+    title { 'A Simple Web Application' }
 
     after(:create) do |exercise|
       create_seed_file(exercise, 'web_app/app.rb', role: 'main_file')
diff --git a/spec/factories/file_type.rb b/spec/factories/file_type.rb
index eb7b8c90..8d9082a7 100644
--- a/spec/factories/file_type.rb
+++ b/spec/factories/file_type.rb
@@ -1,86 +1,86 @@
 FactoryBot.define do
   factory :dot_coffee, class: FileType do
     created_by_admin
-    editor_mode 'ace/mode/coffee'
+    editor_mode { 'ace/mode/coffee' }
     executable
-    file_extension '.coffee'
-    indent_size 2
-    name 'CoffeeScript'
+    file_extension { '.coffee' }
+    indent_size { 2 }
+    name { 'CoffeeScript' }
     singleton_file_type
   end
 
   factory :dot_gif, class: FileType do
     binary
     created_by_admin
-    file_extension '.gif'
-    name 'GIF'
+    file_extension { '.gif' }
+    name { 'GIF' }
     renderable
     singleton_file_type
   end
 
   factory :dot_html, class: FileType do
     created_by_admin
-    editor_mode 'ace/mode/html'
-    file_extension '.html'
-    indent_size 4
-    name 'HTML'
+    editor_mode { 'ace/mode/html' }
+    file_extension { '.html' }
+    indent_size { 4 }
+    name { 'HTML' }
     renderable
     singleton_file_type
   end
 
   factory :dot_java, class: FileType do
     created_by_admin
-    editor_mode 'ace/mode/java'
+    editor_mode { 'ace/mode/java' }
     executable
-    file_extension '.java'
-    indent_size 4
-    name 'Java'
+    file_extension { '.java' }
+    indent_size { 4 }
+    name { 'Java' }
     singleton_file_type
   end
 
   factory :dot_jpg, class: FileType do
     binary
     created_by_admin
-    file_extension '.jpg'
-    name 'JPEG'
+    file_extension { '.jpg' }
+    name { 'JPEG' }
     renderable
     singleton_file_type
   end
 
   factory :dot_js, class: FileType do
     created_by_admin
-    editor_mode 'ace/mode/javascript'
+    editor_mode { 'ace/mode/javascript' }
     executable
-    file_extension '.js'
-    indent_size 4
-    name 'JavaScript'
+    file_extension { '.js' }
+    indent_size { 4 }
+    name { 'JavaScript' }
     singleton_file_type
   end
 
   factory :dot_json, class: FileType do
     created_by_admin
-    editor_mode 'ace/mode/javascript'
-    file_extension '.json'
-    indent_size 4
-    name 'JSON'
+    editor_mode { 'ace/mode/javascript' }
+    file_extension { '.json' }
+    indent_size { 4 }
+    name { 'JSON' }
     renderable
     singleton_file_type
   end
 
   factory :dot_md, class: FileType do
     created_by_admin
-    editor_mode 'ace/mode/markdown'
-    file_extension '.md'
-    indent_size 2
-    name 'Markdown'
+    editor_mode { 'ace/mode/markdown' }
+    file_extension { '.md' }
+    indent_size { 2 }
+    name { 'Markdown' }
     singleton_file_type
   end
 
   factory :dot_mp3, class: FileType do
     binary
     created_by_admin
-    file_extension '.mp3'
-    name 'MP3'
+    file_extension { '.mp3' }
+    name { 'MP3' }
     renderable
     singleton_file_type
   end
@@ -88,8 +88,8 @@ FactoryBot.define do
   factory :dot_mp4, class: FileType do
     binary
     created_by_admin
-    file_extension '.mp4'
-    name 'MPEG-4'
+    file_extension { '.mp4' }
+    name { 'MPEG-4' }
     renderable
     singleton_file_type
   end
@@ -97,8 +97,8 @@ FactoryBot.define do
   factory :dot_ogg, class: FileType do
     binary
     created_by_admin
-    file_extension '.ogg'
-    name 'Ogg Vorbis'
+    file_extension { '.ogg' }
+    name { 'Ogg Vorbis' }
     renderable
     singleton_file_type
   end
@@ -106,58 +106,58 @@ FactoryBot.define do
   factory :dot_png, class: FileType do
     binary
     created_by_admin
-    file_extension '.png'
-    name 'PNG'
+    file_extension { '.png' }
+    name { 'PNG' }
     renderable
     singleton_file_type
   end
 
   factory :dot_py, class: FileType do
     created_by_admin
-    editor_mode 'ace/mode/python'
+    editor_mode { 'ace/mode/python' }
     executable
-    file_extension '.py'
-    indent_size 4
-    name 'Python'
+    file_extension { '.py' }
+    indent_size { 4 }
+    name { 'Python' }
     singleton_file_type
   end
 
   factory :dot_rb, class: FileType do
     created_by_admin
-    editor_mode 'ace/mode/ruby'
+    editor_mode { 'ace/mode/ruby' }
     executable
-    file_extension '.rb'
-    indent_size 2
-    name 'Ruby'
+    file_extension { '.rb' }
+    indent_size { 2 }
+    name { 'Ruby' }
     singleton_file_type
   end
 
   factory :dot_svg, class: FileType do
     created_by_admin
-    editor_mode 'ace/mode/svg'
-    file_extension '.svg'
-    indent_size 4
-    name 'SVG'
+    editor_mode { 'ace/mode/svg' }
+    file_extension { '.svg' }
+    indent_size { 4 }
+    name { 'SVG' }
     renderable
     singleton_file_type
   end
 
   factory :dot_sql, class: FileType do
     created_by_admin
-    editor_mode 'ace/mode/sql'
+    editor_mode { 'ace/mode/sql' }
     executable
-    file_extension '.sql'
-    indent_size 4
-    name 'SQL'
+    file_extension { '.sql' }
+    indent_size { 4 }
+    name { 'SQL' }
     singleton_file_type
   end
 
   factory :dot_txt, class: FileType do
     created_by_admin
-    editor_mode 'ace/mode/plain_text'
-    file_extension '.txt'
-    indent_size 4
-    name 'Plain Text'
+    editor_mode { 'ace/mode/plain_text' }
+    file_extension { '.txt' }
+    indent_size { 4 }
+    name { 'Plain Text' }
     renderable
     singleton_file_type
   end
@@ -165,28 +165,28 @@ FactoryBot.define do
   factory :dot_webm, class: FileType do
     binary
     created_by_admin
-    file_extension '.webm'
-    name 'WebM'
+    file_extension { '.webm' }
+    name { 'WebM' }
     renderable
     singleton_file_type
   end
 
   factory :dot_xml, class: FileType do
     created_by_admin
-    editor_mode 'ace/mode/xml'
-    file_extension '.xml'
-    indent_size 4
-    name 'XML'
+    editor_mode { 'ace/mode/xml' }
+    file_extension { '.xml' }
+    indent_size { 4 }
+    name { 'XML' }
     renderable
     singleton_file_type
   end
 
   factory :makefile, class: FileType do
     created_by_admin
-    editor_mode 'ace/mode/makefile'
+    editor_mode { 'ace/mode/makefile' }
     executable
-    indent_size 2
-    name 'Makefile'
+    indent_size { 2 }
+    name { 'Makefile' }
     singleton_file_type
   end
 
diff --git a/spec/factories/hint.rb b/spec/factories/hint.rb
index fa1335a9..ec1aba9d 100644
--- a/spec/factories/hint.rb
+++ b/spec/factories/hint.rb
@@ -2,100 +2,100 @@ FactoryBot.define do
   factory :node_js_invalid_assignment, class: Hint do
     association :execution_environment, factory: :node_js
     english
-    message 'There was an error with an assignment. Maybe you have to use the equality operator here.'
-    name 'Invalid assignment'
-    regular_expression 'Invalid left-hand side in assignment'
+    message { 'There was an error with an assignment. Maybe you have to use the equality operator here.' }
+    name { 'Invalid assignment' }
+    regular_expression { 'Invalid left-hand side in assignment' }
   end
 
   factory :node_js_reference_error, class: Hint do
     association :execution_environment, factory: :node_js
     english
-    message "'$1' is not defined."
-    name 'ReferenceError'
-    regular_expression 'ReferenceError: (\w+) is not defined'
+    message { "'$1' is not defined." }
+    name { 'ReferenceError' }
+    regular_expression { 'ReferenceError: (\w+) is not defined' }
   end
 
   factory :node_js_syntax_error, class: Hint do
     association :execution_environment, factory: :node_js
     english
-    message 'You seem to have made a typo.'
-    name 'SyntaxError'
-    regular_expression 'SyntaxError: Unexpected token (\w+)'
+    message { 'You seem to have made a typo.' }
+    name { 'SyntaxError' }
+    regular_expression { 'SyntaxError: Unexpected token (\w+)' }
   end
 
   factory :ruby_load_error, class: Hint do
     association :execution_environment, factory: :ruby
     english
-    message "The file '$1' cannot be found."
-    name 'LoadError'
-    regular_expression 'cannot load such file -- (\w+) (LoadError)'
+    message { "The file '$1' cannot be found." }
+    name { 'LoadError' }
+    regular_expression { 'cannot load such file -- (\w+) (LoadError)' }
   end
 
   factory :ruby_name_error_constant, class: Hint do
     association :execution_environment, factory: :ruby
     english
-    message "The constant '$1' is not defined."
-    name 'NameError (uninitialized constant)'
-    regular_expression 'uninitialized constant (\w+) \(NameError\)'
+    message { "The constant '$1' is not defined." }
+    name { 'NameError (uninitialized constant)' }
+    regular_expression { 'uninitialized constant (\w+) \(NameError\)' }
   end
 
   factory :ruby_name_error_variable, class: Hint do
     association :execution_environment, factory: :ruby
     english
-    message "Your object '$2' of class '$3' does not know what '$1' is. Maybe you made a typo or still have to define '$1'."
-    name 'NameError (undefined local variable or method)'
-    regular_expression 'undefined local variable or method `(\w+)\' for (\w+):(\w+) \(NameError\)'
+    message { "Your object '$2' of class '$3' does not know what '$1' is. Maybe you made a typo or still have to define '$1'." }
+    name { 'NameError (undefined local variable or method)' }
+    regular_expression { 'undefined local variable or method `(\w+)\' for (\w+):(\w+) \(NameError\)' }
   end
 
   factory :ruby_no_method_error, class: Hint do
     association :execution_environment, factory: :ruby
     english
-    message "Your object '$2' of class '$3' does not understand the method '$1'. Maybe you made a typo or still have to implement that method."
-    name 'NoMethodError'
-    regular_expression 'undefined method `([\w\!\?=\[\]]+)\' for (\w+):(\w+) \(NoMethodError\)'
+    message { "Your object '$2' of class '$3' does not understand the method '$1'. Maybe you made a typo or still have to implement that method." }
+    name { 'NoMethodError' }
+    regular_expression { 'undefined method `([\w\!\?=\[\]]+)\' for (\w+):(\w+) \(NoMethodError\)' }
   end
 
   factory :ruby_syntax_error, class: Hint do
     association :execution_environment, factory: :ruby
     english
-    message 'You seem to have made a typo.'
-    name 'SyntaxError'
-    regular_expression 'syntax error'
+    message { 'You seem to have made a typo.' }
+    name { 'SyntaxError' }
+    regular_expression { 'syntax error' }
   end
 
   factory :ruby_system_stack_error, class: Hint do
     association :execution_environment, factory: :ruby
     english
-    message 'You seem to have built an infinite loop or recursion.'
-    name 'SystemStackError'
-    regular_expression 'stack level too deep \(SystemStackError\)'
+    message { 'You seem to have built an infinite loop or recursion.' }
+    name { 'SystemStackError' }
+    regular_expression { 'stack level too deep \(SystemStackError\)' }
   end
 
   factory :sqlite_no_such_column, class: Hint do
     association :execution_environment, factory: :sqlite
     english
-    message "The column '$1' does not exist."
-    name 'No Such Column'
-    regular_expression 'no such column: (\w+)'
+    message { "The column '$1' does not exist." }
+    name { 'No Such Column' }
+    regular_expression { 'no such column: (\w+)' }
   end
 
   factory :sqlite_no_such_table, class: Hint do
     association :execution_environment, factory: :sqlite
     english
-    message "The table '$1' does not exist."
-    name 'No Such Table'
-    regular_expression 'no such table: (\w+)'
+    message { "The table '$1' does not exist." }
+    name { 'No Such Table' }
+    regular_expression { 'no such table: (\w+)' }
   end
 
   factory :sqlite_syntax_error, class: Hint do
     association :execution_environment, factory: :sqlite
     english
-    message "You seem to have made a typo near '$1'."
-    name 'SyntaxError'
-    regular_expression 'near "(\w+)": syntax error'
+    message { "You seem to have made a typo near '$1'." }
+    name { 'SyntaxError' }
+    regular_expression { 'near "(\w+)": syntax error' }
   end
 
   trait :english do
-    locale 'en'
+    locale { 'en' }
   end
 end
diff --git a/spec/factories/internal_user.rb b/spec/factories/internal_user.rb
index 0e1c8682..7bcf629c 100644
--- a/spec/factories/internal_user.rb
+++ b/spec/factories/internal_user.rb
@@ -1,10 +1,10 @@
 FactoryBot.define do
   factory :admin, class: InternalUser do
     activated_user
-    email 'admin@example.org'
+    email { 'admin@example.org' }
     generated_user_name
-    password 'admin'
-    role 'admin'
+    password { 'admin' }
+    role { 'admin' }
     singleton_internal_user
   end
 
@@ -13,8 +13,8 @@ FactoryBot.define do
     association :consumer
     generated_email
     generated_user_name
-    password 'teacher'
-    role 'teacher'
+    password { 'teacher' }
+    role { 'teacher' }
     singleton_internal_user
   end
 
diff --git a/spec/factories/lti_parameter.rb b/spec/factories/lti_parameter.rb
index 0d882acc..3d2620ad 100644
--- a/spec/factories/lti_parameter.rb
+++ b/spec/factories/lti_parameter.rb
@@ -11,10 +11,10 @@ FactoryBot.define do
     association :exercise, factory: :math
     association :external_user
 
-    lti_parameters LTI_PARAMETERS
+    lti_parameters { LTI_PARAMETERS }
 
     trait :without_outcome_service_url do
-      lti_parameters LTI_PARAMETERS.except(:lis_outcome_service_url)
+      lti_parameters { LTI_PARAMETERS.except(:lis_outcome_service_url) }
     end
   end
 end
diff --git a/spec/factories/proxy_exercise.rb b/spec/factories/proxy_exercise.rb
index 303839a6..3927541f 100644
--- a/spec/factories/proxy_exercise.rb
+++ b/spec/factories/proxy_exercise.rb
@@ -1,7 +1,7 @@
 FactoryBot.define do
   factory :proxy_exercise, class: ProxyExercise do
-    token 'dummytoken'
-    title 'Dummy'
+    token { 'dummytoken' }
+    title { 'Dummy' }
   end
 
 end
diff --git a/spec/factories/submission.rb b/spec/factories/submission.rb
index f40a2a1f..81cc33a9 100644
--- a/spec/factories/submission.rb
+++ b/spec/factories/submission.rb
@@ -1,6 +1,6 @@
 FactoryBot.define do
   factory :submission do
-    cause 'save'
+    cause { 'save' }
     created_by_external_user
     association :exercise, factory: :math
 
diff --git a/spec/factories/user_exercise_feedback.rb b/spec/factories/user_exercise_feedback.rb
index 3c43158f..d3a79029 100644
--- a/spec/factories/user_exercise_feedback.rb
+++ b/spec/factories/user_exercise_feedback.rb
@@ -1,7 +1,7 @@
 FactoryBot.define do
   factory :user_exercise_feedback, class: UserExerciseFeedback do
     created_by_external_user
-    feedback_text 'Most suitable exercise ever'
+    feedback_text { 'Most suitable exercise ever' }
     association :exercise, factory: :math
   end