Run tests locally (bootstrap-ruby#736)

* WIP

* Rebase on another branch

* Changed in CI
Please review the changes in the files in this commit
carefully, as they were automatically generated during CI.
Run `git pull` to bring the changes into your local branch.
Then, if you do not want the changes, run `git revert HEAD`.

* Update gemfiles for gems not in Ruby 3.4

---------

Co-authored-by: github-actions <[email protected]>

Author: lcreid

.yarnrc

@@ -2,4 +2,4 @@
 # yarn lockfile v1
 
 
-lastUpdateCheck 1709415989700
+lastUpdateCheck 1718162593302

Rakefile

@@ -28,3 +28,26 @@ desc 'Run RuboCop checks'
 RuboCop::RakeTask.new(:rubocop)
 
 task default: %i[test rubocop:autocorrect]
+
+namespace :test do
+  desc "Run tests for all supported Rails versions, with current Ruby version"
+  task :all do
+    original_directory = Dir.pwd
+    original_gemfile = ENV["BUNDLE_GEMFILE"]
+    gemfiles = Dir.glob("gemfiles/*.gemfile").reject { |f| File.basename(f) == "common.gemfile" }
+    gemfiles.each do |f|
+      ENV["BUNDLE_GEMFILE"] = f
+      system("bundle check") || system("bundle install")
+      system("bundle exec rake test")
+    end
+
+    Dir.chdir("demo")
+    ENV.delete("BUNDLE_GEMFILE")
+    system("bundle check") || system("bundle install")
+    system("bundle exec rake test:all")
+
+  ensure
+    original_gemfile.nil? ? ENV.delete("BUNDLE_GEMFILE") : ENV["BUNDLE_GEMFILE"] = original_gemfile
+    Dir.chdir(original_directory)
+  end
+end

gemfiles/6.1.gemfile

@@ -4,5 +4,7 @@ eval File.read(gems), binding, gems # rubocop: disable Security/Eval
 gem "bigdecimal" if Gem::Version.new(RUBY_VERSION) >= Gem::Version.new("3.4.0")
 gem "drb" if Gem::Version.new(RUBY_VERSION) >= Gem::Version.new("3.4.0")
 gem "mutex_m" if Gem::Version.new(RUBY_VERSION) >= Gem::Version.new("3.4.0")
+gem "base64" if Gem::Version.new(RUBY_VERSION) >= Gem::Version.new("3.4.0")
+gem "logger" if Gem::Version.new(RUBY_VERSION) >= Gem::Version.new("3.4.0")
 gem "rails", "~> 6.1.0"
 gem "sqlite3", "~> 1.4"

gemfiles/7.0.gemfile

@@ -4,6 +4,8 @@ eval File.read(gems), binding, gems # rubocop: disable Security/Eval
 gem "bigdecimal" if Gem::Version.new(RUBY_VERSION) >= Gem::Version.new("3.4.0")
 gem "drb" if Gem::Version.new(RUBY_VERSION) >= Gem::Version.new("3.4.0")
 gem "mutex_m" if Gem::Version.new(RUBY_VERSION) >= Gem::Version.new("3.4.0")
+gem "base64" if Gem::Version.new(RUBY_VERSION) >= Gem::Version.new("3.4.0")
+gem "logger" if Gem::Version.new(RUBY_VERSION) >= Gem::Version.new("3.4.0")
 gem "rails", "~> 7.0.2"
 gem "sqlite3", "~> 1.4"
 gem "sprockets-rails", require: "sprockets/railtie"