fix gem dependencies

.github/workflows/test.yml

@@ -62,6 +62,14 @@ jobs:
         run: sudo apt-get install libvips-dev
       - name: Set up Ruby
         uses: ruby/setup-ruby@v1
+        if: ${{ matrix.ruby <= 2.6 }}
+        with:
+          ruby-version: ${{ matrix.ruby }}
+          bundler-cache: true
+          bundler: 1.17.3
+      - name: Set up Ruby
+        uses: ruby/setup-ruby@v1
+        if: ${{ matrix.ruby > 2.6 }}
         with:
           ruby-version: ${{ matrix.ruby }}
           bundler-cache: true

carrierwave.gemspec

@@ -29,8 +29,13 @@ Gem::Specification.new do |s|
   s.add_development_dependency "cucumber", "~> 2.3"
   s.add_development_dependency "rspec", "~> 3.4"
   s.add_development_dependency "webmock"
+  s.add_development_dependency "fog-core", "~> 2.1.0"
   s.add_development_dependency "fog-aws"
-  s.add_development_dependency "fog-google", ["~> 1.7", "!= 1.12.1"]
+  if RUBY_VERSION < '2.7'
+    s.add_development_dependency "fog-google", "~> 1.7.0"
+  else
+    s.add_development_dependency "fog-google"
+  end
   s.add_development_dependency "fog-local"
   s.add_development_dependency "fog-rackspace"
   s.add_development_dependency "mini_magick", ">= 3.6.0"

gemfiles/rails-4-0.gemfile

@@ -3,6 +3,6 @@ source "https://rubygems.org"
 gem "rails", "~> 4.0.0"
 gem "railties", "~> 4.0.0"
 gem 'sqlite3', '~> 1.3.6', platforms: :ruby
-gem "activerecord-jdbcpostgresql-adapter", "~> 1.3", platforms: :jruby
+gem "activerecord-jdbcsqlite3-adapter", platform: [:jruby, :truffleruby]
 
-gemspec :path => "../"
+gemspec :path => "../"

gemfiles/rails-4-1.gemfile

@@ -2,6 +2,6 @@ source "https://rubygems.org"
 
 gem "rails", "~> 4.1.0"
 gem 'sqlite3', '~> 1.3.6', platforms: :ruby
-gem "activerecord-jdbcpostgresql-adapter", "~> 1.3", platforms: :jruby
+gem "activerecord-jdbcsqlite3-adapter", platform: [:jruby, :truffleruby]
 
-gemspec :path => "../"
+gemspec :path => "../"

gemfiles/rails-6-1.gemfile

@@ -4,6 +4,5 @@ gem "rails", "~> 6.1.0"
 gem "activemodel-serializers-xml"
 gem 'sqlite3', platforms: :ruby
 gem "activerecord-jdbcsqlite3-adapter", platform: [:jruby, :truffleruby]
-gem "fog-google", "~> 1.13.0" if RUBY_VERSION < '2.7'
 
 gemspec :path => "../"

spec/support/activerecord.rb

@@ -6,7 +6,7 @@
 
 ActiveRecord::Migration.verbose = false
 
-if ActiveRecord.version < Gem::Version.new("5.2")
+if ActiveRecord.version < Gem::Version.new("5.2") && ActiveRecord.version >= Gem::Version.new("5.0")
   module ActiveRecord
     module Type
       class Json < ActiveModel::Type::Value
@@ -38,3 +38,7 @@ def accessor
 
   ActiveRecord::Type.register(:json, ActiveRecord::Type::Json, override: false)
 end
+
+if ActiveRecord::VERSION::STRING >= '4.2' && ActiveRecord::VERSION::STRING < '5.0'
+    ActiveRecord::Base.raise_in_transactional_callbacks = true
+end