@fix ci

.travis.yml

@@ -3,12 +3,12 @@ sudo: false
 cache: bundler
 services:
   - redis-server
+before_install:
+  - gem update --system
 gemfile:
   - gemfiles/rails_4.gemfile
   - gemfiles/rails_5.gemfile
-before_install:
-  - gem install bundler
-  - gem update bundler
+bundler_args: --without development load_test
 rvm:
   - 2.2.10
   - 2.3.7

Gemfile

@@ -2,18 +2,19 @@ source 'https://rubygems.org'
 
 gemspec
 
-group :development, :test do
-  gem 'rake'
-  gem 'redis-namespace'
-  gem 'rails', '~> 5.2'
-  gem 'sqlite3', platforms: :ruby
-  gem 'pry-byebug', platforms: :mri
+gem 'rake'
+gem 'redis-namespace'
+gem 'rails', '~> 5.2'
+gem 'sqlite3', platforms: :ruby
+
+group :development do
   gem 'appraisal'
+  gem 'pry-byebug', platforms: :mri
+  gem 'minitest-focus'
 end
 
 group :test do
   gem 'minitest'
-  gem 'minitest-focus'
   gem 'minitest-reporters'
   gem 'simplecov'
 end