Test against Rails 5.2

.travis.yml

@@ -3,23 +3,24 @@ language: ruby
 cache: bundler
 
 rvm:
- - 2.2.9
- - 2.3.6
- - 2.4.3
- - jruby-9.1.15.0
+  - 2.2.10
+  - 2.3.7
+  - 2.4.4
+  - 2.5.1
+  - jruby-9.1.15.0
 
 gemfile:
   - gemfiles/rails-4-0.gemfile
   - gemfiles/rails-4-1.gemfile
   - gemfiles/rails-4-2.gemfile
   - gemfiles/rails-5-0.gemfile
   - gemfiles/rails-5-1.gemfile
-  - gemfiles/rails-master.gemfile
+  - gemfiles/rails-5-2.gemfile
 
 sudo: false
 
 before_install:
-  #- gem update bundler
+  - gem install bundler
 
 before_script:
   - psql -c 'create database carrierwave_test;' -U postgres
@@ -32,28 +33,35 @@ matrix:
       gemfile: gemfiles/rails-4-1.gemfile
     - rvm: 2.1.10
       gemfile: gemfiles/rails-4-2.gemfile
+    - rvm: 2.5.1
+      gemfile: gemfiles/rails-master.gemfile
     - rvm: ruby-head
-      gemfile: gemfiles/rails-5-1.gemfile
+      gemfile: gemfiles/rails-5-2.gemfile
     - rvm: ruby-head
       gemfile: gemfiles/rails-master.gemfile
     - rvm: jruby-head
-      gemfile: gemfiles/rails-5-1.gemfile
+      gemfile: gemfiles/rails-5-0.gemfile
     - rvm: jruby-head
-      gemfile: gemfiles/rails-master.gemfile
+      gemfile: gemfiles/rails-5-1.gemfile
   exclude:
-    - rvm: 2.4.3
+    - rvm: 2.4.4
       gemfile: gemfiles/rails-4-0.gemfile
-    - rvm: 2.4.3
+    - rvm: 2.4.4
       gemfile: gemfiles/rails-4-1.gemfile
-    - rvm: 2.4.3
-      gemfile: gemfiles/rails-4-2.gemfile
+    - rvm: 2.5.1
+      gemfile: gemfiles/rails-4-0.gemfile
+    - rvm: 2.5.1
+      gemfile: gemfiles/rails-4-1.gemfile
+    - rvm: jruby-9.1.15.0
+      gemfile: gemfiles/rails-5-2.gemfile
   allow_failures:
     - rvm: ruby-head
     - rvm: jruby-head
     - rvm: jruby-9.1.15.0
-      gemfile: gemfiles/rails-5-1.gemfile
+      gemfile: gemfiles/rails-5-0.gemfile
     - rvm: jruby-9.1.15.0
-      gemfile: gemfiles/rails-master.gemfile
+      gemfile: gemfiles/rails-5-1.gemfile
+    - gemfile: gemfiles/rails-master.gemfile
   fast_finish: true
 
 notifications:

gemfiles/rails-5-1.gemfile

@@ -3,6 +3,6 @@ source "https://rubygems.org"
 gem "rails", "~> 5.1.0"
 gem "activemodel-serializers-xml"
 gem 'pg', '~> 0.21.0', platforms: :ruby
-gem "activerecord-jdbcpostgresql-adapter", "~> 51.0", platforms: :jruby
+gem "activerecord-jdbcpostgresql-adapter", github: "jruby/activerecord-jdbc-adapter", platforms: :jruby
 
 gemspec :path => "../"

gemfiles/rails-5-2.gemfile

@@ -0,0 +1,8 @@
+source "https://rubygems.org"
+
+gem "rails", "~> 5.2.0"
+gem "activemodel-serializers-xml"
+gem 'pg', '~> 0.21.0', platforms: :ruby
+gem "activerecord-jdbcpostgresql-adapter", github: "jruby/activerecord-jdbc-adapter", platforms: :jruby
+
+gemspec :path => "../"

gemfiles/rails-master.gemfile

@@ -7,6 +7,6 @@ gem "sprockets", github: "rails/sprockets", branch: "master"
 gem "sprockets-rails", github: "rails/sprockets-rails", branch: "master"
 gem "sass-rails", github: "rails/sass-rails"
 gem "activemodel-serializers-xml"
-gem "activerecord-jdbcpostgresql-adapter", "~> 51.0", platforms: :jruby
+gem "activerecord-jdbcpostgresql-adapter", github: "jruby/activerecord-jdbc-adapter", platforms: :jruby
 
 gemspec :path => "../"