update rspec to version 3

spec/controllers/two_factor_auth_spec.rb

@@ -2,7 +2,7 @@ require 'spec_helper'
 
 include Warden::Test::Helpers
 
-describe HomeController do
+describe HomeController, :type => :controller do
   context "passed only 1st factor auth" do
     let(:user) { create_user }
 
@@ -11,10 +11,8 @@ describe HomeController do
         login_as user, scope: :user
         visit user_two_factor_authentication_path
 
-
-        controller.is_fully_authenticated?.should be_true
+        expect(controller.is_fully_authenticated?).to be_truthy
       end
     end
-
   end
-end
+end

spec/features/two_factor_authenticatable_spec.rb

@@ -11,14 +11,14 @@ feature "User of two factor authentication" do
   end
 
   scenario "sends two factor authentication code after sign in" do
-    SMSProvider.messages.should be_empty
+    expect(SMSProvider.messages).to be_empty
 
     visit new_user_session_path
     complete_sign_in_form_for(user)
 
     expect(page).to have_content "Enter your personal code"
 
-    SMSProvider.messages.size.should eq(1)
+    expect(SMSProvider.messages.size).to eq(1)
     message = SMSProvider.last_message
     expect(message.to).to eq(user.phone_number)
     expect(message.body).to eq(user.otp_code)

spec/lib/two_factor_authentication/models/two_factor_authenticatable_spec.rb

@@ -146,19 +146,19 @@ describe Devise::Models::TwoFactorAuthenticatable, '#max_login_attempts' do
 
   it "returns false as boolean" do
     instance.second_factor_attempts_count = nil
-    expect(instance.max_login_attempts?).to be_false
+    expect(instance.max_login_attempts?).to be_falsey
     instance.second_factor_attempts_count = 0
-    expect(instance.max_login_attempts?).to be_false
+    expect(instance.max_login_attempts?).to be_falsey
     instance.second_factor_attempts_count = 1
-    expect(instance.max_login_attempts?).to be_false
+    expect(instance.max_login_attempts?).to be_falsey
     instance.second_factor_attempts_count = 2
-    expect(instance.max_login_attempts?).to be_false
+    expect(instance.max_login_attempts?).to be_falsey
   end
 
   it "returns true as boolean after too many attempts" do
     instance.second_factor_attempts_count = 3
-    expect(instance.max_login_attempts?).to be_true
+    expect(instance.max_login_attempts?).to be_truthy
     instance.second_factor_attempts_count = 4
-    expect(instance.max_login_attempts?).to be_true
+    expect(instance.max_login_attempts?).to be_truthy
   end
 end

spec/spec_helper.rb

@@ -5,12 +5,13 @@ require 'rspec/rails'
 
 # 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
 
   config.use_transactional_examples = true
 
+  config.include Capybara::DSL
+
   # 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.

two_factor_authentication.gemspec

@@ -31,7 +31,7 @@ Gem::Specification.new do |s|
 
   s.add_development_dependency 'bundler'
   s.add_development_dependency 'rake'
-  s.add_development_dependency 'rspec-rails'
-  s.add_development_dependency 'capybara'
+  s.add_development_dependency 'rspec-rails', '>= 3.0.1'
+  s.add_development_dependency 'capybara', '2.4.1'
   s.add_development_dependency 'pry'
 end