Rails 6 & Ruby 2.7 update & Remove useless browser testing gems

.circleci/config.yml

@@ -9,7 +9,7 @@ orbs:
 
 defaults: &defaults
   docker:
-    - image: circleci/ruby:2.6.5-browsers
+    - image: circleci/ruby:2.7.0-browsers
     - image: circleci/postgres:11.5
       environment:
         POSTGRES_USER: moss_back_test

.rubocop.yml

@@ -7,12 +7,12 @@ AllCops:
     - "tmp/**/*"
     - "db/schema.rb"
 
-Metrics/LineLength:
+Layout/LineLength:
   Max: 120
 
+# TODO: Enable this
 Metrics/BlockLength:
-  Exclude:
-    - "**/*_spec.rb"
+  Enabled: false
 
 Style/Documentation:
   Enabled: false
@@ -31,3 +31,15 @@ RSpec/ExampleLength:
 
 RSpec/NestedGroups:
   Max: 4
+
+# New rules to opt-in after v0.80
+# Cf: https://docs.rubocop.org/en/latest/versioning/
+
+Style/HashEachMethods:
+  Enabled: true
+
+Style/HashTransformKeys:
+  Enabled: true
+
+Style/HashTransformValues:
+  Enabled: true

.ruby-version

@@ -1 +1 @@
-ruby-2.6.5
+ruby-2.7.0

Gemfile

@@ -3,14 +3,14 @@
 source 'https://rubygems.org'
 git_source(:github) { |repo| "https://github.com/#{repo}.git" }
 
-ruby '2.6.5'
+ruby '2.7.0'
 
 # Bundle edge Rails instead: gem 'rails', github: 'rails/rails'
-gem 'rails', '~> 5.2.3'
+gem 'rails', '~> 6.0.2', '>= 6.0.2.1'
 # Use postgresql as the database for Active Record
 gem 'pg'
 # Use Puma as the app server
-gem 'puma', '~> 3.12'
+gem 'puma', '~> 4.1'
 
 # See https://github.com/rails/execjs#readme for more supported runtimes
 # gem 'mini_racer', platforms: :ruby
@@ -22,7 +22,7 @@ gem 'jbuilder', '~> 2.5'
 # gem 'redis', '~> 4.0'
 
 # Reduces boot times through caching; required in config/boot.rb
-gem 'bootsnap', '>= 1.1.0', require: false
+gem 'bootsnap', '>= 1.4.2', require: false
 
 gem 'rack-cors'
 
@@ -42,23 +42,16 @@ group :development, :test do
 end
 
 group :development do
+  gem 'listen', '>= 3.0.5', '< 3.2'
   gem 'rubocop', require: false
   gem 'rubocop-rspec', require: false
-  # Access an interactive console on exception pages or by calling 'console' anywhere in the code.
-  gem 'listen', '>= 3.0.5', '< 3.2'
-  gem 'web-console', '>= 3.3.0'
   # Spring speeds up development by keeping your application running in the background. Read more: https://github.com/rails/spring
   gem 'spring'
   gem 'spring-watcher-listen', '~> 2.0.0'
 end
 
 group :test do
   gem 'shoulda-matchers'
-  # Adds support for Capybara system testing and selenium driver
-  gem 'capybara', '>= 2.15'
-  gem 'selenium-webdriver'
-  # Easy installation and use of chromedriver to run system tests with Chrome
-  gem 'chromedriver-helper'
 end
 
 # Windows does not include zoneinfo files, so bundle the tzinfo-data gem