updating Gemfile.lock

Gemfile

 gem 'oauth2'
-gem 'json'
-
-group :development, :test do
-  gem 'pry'
-end
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+gem 'json'
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Gemfile.lock

 GEM
   specs:
+    addressable (2.3.2)
+    faraday (0.7.6)
+      addressable (~> 2.2)
+      multipart-post (~> 1.1)
+      rack (~> 1.1)
+    json (1.7.5)
+    multi_json (1.3.6)
+    multipart-post (1.1.5)
+    oauth2 (0.5.2)
+      faraday (~> 0.7)
+      multi_json (~> 1.0)
+    rack (1.4.1)
 
 PLATFORMS
   ruby
 
 DEPENDENCIES
+  json
+  oauth2

test/functional/redmine_oauth_controller_test.rb

@@ -11,19 +11,27 @@ class RedmineOauthControllerTest < ActionController::TestCase
     OAuth2::Response.any_instance.stubs(body: body.to_json)
   end
 
-  def test_login_with_omniauth_for_new_user
-    Setting.self_registration = '3'
+  def new_user options = nil
     user_credentials = {:firstname => 'Cool',
                         :lastname => 'User',
-                        :mail => 'user@somedomain.com'}
-    User.where(user_credentials).delete_all
-    new_user = User.new(user_credentials)
-    new_user.login = 'cool_user'
-    
+                        :mail => 'user@somedomain.com'}.merge(options)
+    user = User.new(user_credentials)
+    user.login = options[:login] || 'cool_user'
+    user
+  end
+
+  def test_login_with_omniauth_for_new_user
+    Setting.self_registration = '3'
+    user
     set_response_body_stub({verified_email: "true", name: [new_user.firstname, new_user.lastname]*" ", given_name: new_user.firstname, family_name: new_user.lastname, email: new_user.mail})
     get :oauth_google_callback, :email => new_user.mail
     assert_redirected_to controller: 'my', action: 'account'
   end
 
+  def test_login_with_invalid_oauth_provider
+    Setting.self_registration = '0'
+
+  end
+
   #assert existing_user.save!
 end
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