Adding rspec.

spec/spec_helper.rb

@@ -0,0 +1,20 @@
+require "rubygems"
+require "bundler/setup"
+
+require 'two_factor_authentication'
+
+Dir["#{Dir.pwd}/spec/support/**/*.rb"].each {|f| require f}
+
+
+# See http://rubydoc.info/gems/rspec-core/RSpec/Core/Configuration
+RSpec.configure do |config|
+  config.treat_symbols_as_metadata_keys_with_true_values = true
+  config.run_all_when_everything_filtered = true
+  config.filter_run :focus
+
+  # Run specs in random order to surface order dependencies. If you find an
+  # order dependency and want to debug it, you can fix the order by providing
+  # the seed, which is printed after each run.
+  #     --seed 1234
+  config.order = 'random'
+end

two_factor_authentication.gemspec

@@ -24,6 +24,7 @@ Gem::Specification.new do |s|
   s.executables   = `git ls-files -- bin/*`.split("\n").map{ |f| File.basename(f) }
   s.require_paths = ["lib"]
 
+  s.add_development_dependency "rspec"
   s.add_runtime_dependency 'rails', '>= 3.1.1'
   s.add_runtime_dependency 'devise'
   s.add_runtime_dependency 'randexp'