Add webmock to intercept real http connections during tests

Intercepting real http connections also allows running the test
suite without an internet connection.

Gemfile

@@ -101,6 +101,7 @@ group :test do
   gem "rubocop"
   gem "timecop"
   gem "minitest", "~> 5.1", :platforms => [:ruby_19, :ruby_20]
+  gem "webmock"
 end
 
 # Needed in development as well so rake can see konacha tasks

Gemfile.lock

@@ -75,6 +75,8 @@ GEM
       term-ansicolor (~> 1.3)
       thor (~> 0.19.1)
       tins (>= 1.6.0, < 2)
+    crack (0.4.3)
+      safe_yaml (~> 1.0.0)
     crass (1.0.2)
     dalli (2.7.6)
     deadlock_retry (1.2.0)
@@ -94,6 +96,7 @@ GEM
     geoip (1.6.2)
     globalid (0.3.7)
       activesupport (>= 4.1.0)
+    hashdiff (0.3.0)
     hashie (3.4.6)
     htmlentities (4.3.4)
     http_accept_language (2.0.5)
@@ -257,6 +260,7 @@ GEM
       unicode-display_width (~> 1.0, >= 1.0.1)
     ruby-openid (2.7.0)
     ruby-progressbar (1.8.1)
+    safe_yaml (1.0.4)
     sanitize (4.4.0)
       crass (~> 1.0.2)
       nokogiri (>= 1.4.4)
@@ -298,6 +302,10 @@ GEM
     validates_email_format_of (1.6.3)
       i18n
     vendorer (0.1.16)
+    webmock (1.24.2)
+      addressable (>= 2.3.6)
+      crack (>= 0.3.2)
+      hashdiff
     websocket-driver (0.6.4)
       websocket-extensions (>= 0.1.0)
     websocket-extensions (0.1.2)
@@ -359,6 +367,7 @@ DEPENDENCIES
   uglifier (>= 1.3.0)
   validates_email_format_of (>= 1.5.1)
   vendorer
+  webmock
 
 BUNDLED WITH
-   1.10.6
+   1.11.2

test/test_helper.rb

@@ -4,6 +4,7 @@ Coveralls.wear!("rails")
 ENV["RAILS_ENV"] = "test"
 require File.expand_path("../../config/environment", __FILE__)
 require "rails/test_help"
+require "webmock/minitest"
 load "composite_primary_keys/fixtures.rb"
 
 module ActiveSupport