decouple AR, DM, mongoid, and mongo_mapper gems from development_dependency into independent Gemfiles so we can test each of them separately

.gitignore

@@ -2,6 +2,7 @@
 .bundle
 .idea
 Gemfile.lock
+gemfiles/*.lock
 pkg/*
 
 doc

Rakefile

@@ -11,6 +11,22 @@ end
 
 task :default => :spec
 
+namespace :spec do
+  %w(active_record_32 data_mapper_12 mongoid mongo_mapper).each do |gemfile|
+    task gemfile do
+      sh "BUNDLE_GEMFILE='gemfiles/#{gemfile}.gemfile' bundle --quiet"
+      sh "BUNDLE_GEMFILE='gemfiles/#{gemfile}.gemfile' bundle exec rake -t spec"
+    end
+  end
+
+  task :all do
+    %w(active_record_32 data_mapper_12 mongoid mongo_mapper).each do |gemfile|
+      sh "BUNDLE_GEMFILE='gemfiles/#{gemfile}.gemfile' bundle --quiet"
+      sh "BUNDLE_GEMFILE='gemfiles/#{gemfile}.gemfile' bundle exec rake spec"
+    end
+  end
+end
+
 require 'rdoc/task'
 
 Rake::RDocTask.new do |rdoc|

gemfiles/active_record_32.gemfile

@@ -0,0 +1,7 @@
+source :rubygems
+
+gem 'railties', '>= 3.2.3'
+gem 'activerecord', '>= 3.2.3', :require => 'active_record'
+gem 'rspec-rails', '>= 2.0'
+
+gemspec :path => '../'

gemfiles/data_mapper_12.gemfile

@@ -0,0 +1,12 @@
+source :rubygems
+
+gem 'railties', '>= 3.2.3'
+gem 'dm-core', '>= 1.2.0'
+gem 'dm-migrations', '>= 1.2.0'
+gem 'dm-aggregates', '>= 1.2.0'
+gem 'dm-transactions', '>= 1.2.0'
+gem 'dm-active_model', '>= 1.2.0'
+gem 'dm-sqlite-adapter', '>= 1.2.0'
+gem 'rspec-rails', '>= 2.0'
+
+gemspec :path => '../'

gemfiles/mongo_mapper.gemfile

@@ -0,0 +1,7 @@
+source :rubygems
+
+gem 'railties', '>= 3.2.3'
+gem 'mongo_mapper', '>= 0.11.0'
+gem 'rspec-rails', '>= 2.0'
+
+gemspec :path => '../'

gemfiles/mongoid.gemfile

@@ -0,0 +1,7 @@
+source :rubygems
+
+gem 'railties', '>= 3.2.3'
+gem 'mongoid', '>= 2.4.0'
+gem 'rspec-rails', '>= 2.0'
+
+gemspec :path => '../'

kaminari.gemspec

@@ -21,25 +21,15 @@ Gem::Specification.new do |s|
 
   s.licenses = ['MIT']
 
-  %w{ activesupport actionpack railties }.each do |gem|
-    s.add_dependency gem, ['>= 3.0.0']
-  end
+  s.add_dependency 'activesupport', ['>= 3.0.0']
+  s.add_dependency 'actionpack', ['>= 3.0.0']
+
   s.add_development_dependency 'bundler', ['>= 1.0.0']
+  s.add_development_dependency 'rake', ['>= 0']
   s.add_development_dependency 'sqlite3', ['>= 0']
-  %w{ activerecord activemodel }.each do |gem|
-    s.add_development_dependency gem, ['>= 3.0.0']
-  end
+  s.add_development_dependency 'tzinfo', ['>= 0']
   s.add_development_dependency 'sinatra', ['>= 1.3']
-  s.add_development_dependency 'mongoid', ['>= 2']
-  s.add_development_dependency 'mongo_mapper', ['>= 0.9']
-  s.add_development_dependency 'dm-core', ['>= 1.1.0']
-  s.add_development_dependency 'dm-migrations', ['>= 1.1.0']
-  s.add_development_dependency 'dm-aggregates', ['>= 1.1.0']
-  s.add_development_dependency 'dm-transactions', ['>= 1.1.0']
-  s.add_development_dependency 'dm-active_model', ['>= 1.1.0']
-  s.add_development_dependency 'dm-sqlite-adapter', ['>= 1.1.0']
   s.add_development_dependency 'rspec', ['>= 0']
-  s.add_development_dependency 'rspec-rails', ['>= 0']
   s.add_development_dependency 'rr', ['>= 0']
   s.add_development_dependency 'capybara', ['>= 1.0']
   s.add_development_dependency 'database_cleaner', ['>= 0']