Working to get the old CI on travis green

It seems like rails 6.1 broke rspec <4.0
until it was fixed with rspec/rspec-rails#2215 then fixed differently with rspec/rspec-rails#2461
so we skip rspec 3x with rails 6.1 in CI

.travis.yml

@@ -2,15 +2,18 @@ language: ruby
 sudo: false
 
 rvm:
-  - 2.6
-  - 2.7
+  - 2.5
   - 3.0
   - ruby-head
-  - jruby-9.2.14
+  - jruby-9.1.9
 
 env:
-  - RSPEC_VERSION=master
-  - RSPEC_VERSION='~> 3.10'
+  - RSPEC_VERSION=master RAILS_VERSION='~>6.1.0'
+  - RSPEC_VERSION='~> 4.0' RAILS_VERSION='~>6.1.0'
+  - RSPEC_VERSION='~> 4.0' RAILS_VERSION='~>6.0.0'
+  - RSPEC_VERSION='~> 4.0' RAILS_VERSION='~>5.2.0'
+  - RSPEC_VERSION='~> 3.9' RAILS_VERSION='~>6.0.0'
+  - RSPEC_VERSION='~> 3.9' RAILS_VERSION='~>5.2.0'
 
 bundler_args: "--retry=3 --jobs=3"
 
@@ -19,4 +22,4 @@ script: "bundle exec rake ci --trace"
 matrix:
   allow_failures:
     - rvm: ruby-head
-    - rvm: jruby-9.2.14.0
+    - rvm: jruby-9.1.9.0

Gemfile

@@ -1,7 +1,7 @@
 source "http://rubygems.org"
 
-rspec_version = ENV['RSPEC_VERSION']
-rspec_major_version = (rspec_version && rspec_version != 'master') ? rspec_version.scan(/\d+/).first : '3'
+rspec_version = ENV['RSPEC_VERSION'] || '~> 4.0'
+rails_version = ENV['RAILS_VERSION'] || '>= 5.1.0'
 
 if rspec_version == 'master'
   gem "rspec-rails", :git => 'git://github.com/rspec/rspec-rails.git'
@@ -13,38 +13,17 @@ if rspec_version == 'master'
   gem "rspec-support", :git => 'git://github.com/rspec/rspec-support.git'
 else
   gem 'rspec-rails', rspec_version
-  gem 'rspec',       rspec_version
+  gem 'rspec', rspec_version
 end
 
-if rspec_major_version == '2' || RUBY_VERSION.to_f < 1.9
-  # rspec 2.x does not support Rails 4.1+ nor does Ruby 1.8.7
-  gem 'rails', '~> 3.2'
-  gem 'uglifier', '~> 1.2.4'
-  gem 'rake', '~> 0.9.2.2'
-  gem 'coffee-rails', '~> 3.2'
-  gem 'sass-rails', '~> 3.2'
-  gem 'jquery-rails', '~> 2.0'
-  gem 'haml-rails', '~> 0.4'
-  gem 'execjs', '~> 2.0.0'
-elsif rspec_major_version == '3'
-  if RUBY_VERSION < '2.2.2'
-    gem 'rails', '< 5.0' # rails 5 is ruby >= 2.2.2
-  else
-    gem 'rails', '>= 4.0'
-  end
-  gem 'uglifier', '>= 1.3'
-  gem 'rake', '>= 0.10'
-  gem 'coffee-rails', '>= 4.0'
-  gem 'sass-rails', '>= 4.0'
-  gem 'jquery-rails', '>= 3.0'
-  gem 'haml-rails', '>= 0.5'
-else
-  raise "rspec version #{rspec_version} is not supported"
-end
-
-gem "i18n", '< 0.7.0' if RUBY_VERSION < '1.9.3'
-gem "rack", '<= 1.6.4' if RUBY_VERSION < '2.2.2'
+gem 'rails', rails_version
+gem 'uglifier'
+gem 'rake'
+gem 'coffee-rails'
+gem 'sass-rails'
+gem 'jquery-rails'
+gem 'haml-rails'
 
-# Specify your gem's dependencies in rspec-rails-generator-specs.gemspec
+# Specify your gem's dependencies in ammeter.gemspec
 gemspec
 

Rakefile

@@ -42,13 +42,12 @@ end
 namespace :generate do
   desc "generate a fresh app with rspec installed"
   task :app => :ensure_bundler_11 do |t|
-    sh "bundle exec rails new ./tmp/example_app -m 'features/templates/generate_example_app.rb' --skip-test-unit"
+    sh "bundle exec rails new ./tmp/example_app -m 'features/templates/generate_example_app.rb' --skip-test-unit --skip-bootsnap --skip-spring --skip-webpack-install"
     sh "cp 'features/templates/rspec.rake' ./tmp/example_app/lib/tasks"
     Dir.chdir("./tmp/example_app/") do
       Bundler.unbundled_system 'bundle install'
       Bundler.unbundled_system 'rake db:migrate'
       Bundler.unbundled_system 'rails g rspec:install'
-      Bundler.unbundled_system 'spring stop'
     end
   end
 

ammeter.gemspec

@@ -21,8 +21,6 @@ Gem::Specification.new do |s|
   s.add_runtime_dependency 'activesupport', '>= 3.0'
   s.add_runtime_dependency 'rspec-rails',   '>= 2.2'
 
-  s.add_runtime_dependency 'bootsnap'
-
   s.add_development_dependency 'rspec',        '>= 2.2'
   s.add_development_dependency 'rails',        '>= 3.1'
   s.add_development_dependency 'uglifier',     '>= 1.2.4'

features/support/env.rb

@@ -42,7 +42,7 @@ def copy_to_aruba_from(gem_or_app_name)
   if rspec_major_version == '2'
     # rspec 2.x does not create rails_helper.rb so we create a symlink to avoid cluttering tests
     write_symlink("tmp/#{gem_or_app_name}/spec/spec_helper.rb", gem_or_app_name, 'rails_helper.rb')
-  elsif rspec_major_version == '3'
+  elsif rspec_major_version >= '3'
     write_symlink("tmp/#{gem_or_app_name}/spec/rails_helper.rb", gem_or_app_name)
   end
 end