$ bundle exec appraisal install

ttanimichi · ttanimichi · commit fb88f134d239 · 2018-05-07T13:34:40.000+09:00
diff --git a/gemfiles/rails_5.1_sprockets_4.gemfile b/gemfiles/rails_5.1_sprockets_4.gemfile
@@ -2,7 +2,7 @@
 
 source "http://rubygems.org"
 
-gem "rails", "~> 5.1"
+gem "rails", "~> 5.1.0"
 gem "sprockets", "~> 4.0.x"
 gem "turbolinks", "~> 5.0.0"
 
diff --git a/gemfiles/rails_5.2_sprockets_4.gemfile b/gemfiles/rails_5.2_sprockets_4.gemfile
@@ -0,0 +1,9 @@
+# This file was generated by Appraisal
+
+source "http://rubygems.org"
+
+gem "rails", "~> 5.2.0"
+gem "sprockets", "~> 4.0.x"
+gem "turbolinks", "~> 5"
+
+gemspec path: "../"
