Improved gemspec

Removed deprecated .css.scss extension (breaking change)
Tested against sass-rails 5.0.0

Appraisals

@@ -1,20 +1,20 @@
 appraise 'rails-4.0' do
   gem 'rails', '4.0.12'
   gem 'uglifier'
-  gem 'sass-rails', '~> 4.0.0'
-  gem 'minitest', '~> 4'
+  gem 'sass-rails', '~> 4.0.2'
+  gem 'minitest', '~> 4.0'
 end
 
 appraise 'rails-4.1' do
   gem 'rails', '4.1.8'
   gem 'uglifier'
-  gem 'sass-rails', '~> 4.0.0'
-  gem 'minitest', '~> 5'
+  gem 'sass-rails', '~> 4.0.3'
+  gem 'minitest', '~> 5.0'
 end
 
 appraise 'rails-4.2' do
   gem 'rails', '4.2.0.rc3'
   gem 'uglifier'
-  gem 'sass-rails', '5.0.0.beta1'
-  gem 'minitest', '~> 5'
+  gem 'sass-rails', '~> 5.0'
+  gem 'minitest', '~> 5.0'
 end

gemfiles/rails_4.0.gemfile

@@ -4,7 +4,7 @@ source "https://rubygems.org"
 
 gem "rails", "4.0.12"
 gem "uglifier"
-gem "sass-rails", "~> 4.0.0"
-gem "minitest", "~> 4"
+gem "sass-rails", "~> 4.0.2"
+gem "minitest", "~> 4.0"
 
 gemspec :path => "../"

gemfiles/rails_4.1.gemfile

@@ -4,7 +4,7 @@ source "https://rubygems.org"
 
 gem "rails", "4.1.8"
 gem "uglifier"
-gem "sass-rails", "~> 4.0.0"
-gem "minitest", "~> 5"
+gem "sass-rails", "~> 4.0.3"
+gem "minitest", "~> 5.0"
 
 gemspec :path => "../"

gemfiles/rails_4.2.gemfile

@@ -4,7 +4,7 @@ source "https://rubygems.org"
 
 gem "rails", "4.2.0.rc3"
 gem "uglifier"
-gem "sass-rails", "5.0.0.beta1"
-gem "minitest", "~> 5"
+gem "sass-rails", "~> 5.0"
+gem "minitest", "~> 5.0"
 
 gemspec :path => "../"

lib/generators/twbs_sass_rails/install/install_generator.rb

@@ -23,8 +23,8 @@ def copy_assets
 
       def copy_bootstrap
         copy_file 'twbs.js.coffee', 'app/assets/javascripts/twbs.js.coffee'
-        copy_file 'twbs-variables.css.scss', 'app/assets/stylesheets/twbs-variables.css.scss'
-        copy_file 'twbs.css.scss', 'app/assets/stylesheets/twbs.css.scss'
+        copy_file 'twbs-variables.scss', 'app/assets/stylesheets/twbs-variables.scss'
+        copy_file 'twbs.scss', 'app/assets/stylesheets/twbs.scss'
       end
     end
   end

test/generators/install_generator_test.rb

@@ -9,12 +9,12 @@ class InstallGeneratorTest < ::Rails::Generators::TestCase
   test "Assert all files are properly created" do
     run_generator
     assert_file 'app/assets/stylesheets/application.css'
-    assert_file 'app/assets/stylesheets/twbs-variables.css.scss' do |file_content|
-      template_file = File.expand_path('../../lib/generators/twbs_sass_rails/install/templates/twbs-variables.css.scss', File.dirname(__FILE__))
+    assert_file 'app/assets/stylesheets/twbs-variables.scss' do |file_content|
+      template_file = File.expand_path('../../lib/generators/twbs_sass_rails/install/templates/twbs-variables.scss', File.dirname(__FILE__))
       assert_match file_content, File.read(template_file)
     end
-    assert_file 'app/assets/stylesheets/twbs.css.scss' do |file_content|
-      template_file = File.expand_path('../../lib/generators/twbs_sass_rails/install/templates/twbs.css.scss', File.dirname(__FILE__))
+    assert_file 'app/assets/stylesheets/twbs.scss' do |file_content|
+      template_file = File.expand_path('../../lib/generators/twbs_sass_rails/install/templates/twbs.scss', File.dirname(__FILE__))
       assert_match file_content, File.read(template_file)
     end
     assert_file 'app/assets/javascripts/application.js'

twbs_sass_rails.gemspec

@@ -19,8 +19,8 @@ Gem::Specification.new do |s|
   s.executables   = `git ls-files -- bin/*`.split("\n").map{ |f| File.basename(f) }
   s.require_paths = ['lib']
 
-  s.add_runtime_dependency 'rails', '>= 4.0.0', '< 5.0.0'
-  s.add_runtime_dependency 'sass-rails', '>= 4.0', '<= 5.0.0.beta1'
+  s.add_runtime_dependency 'rails', '>= 4.0.12', '< 5.0.0'
+  s.add_runtime_dependency 'sass-rails', '>= 4.0.2', '< 6.0.0'
 
   s.add_development_dependency 'appraisal', '~> 1.0'
   s.add_development_dependency 'capybara', '~> 2.4'