Install sunspot_test gem to handle Solr in tests

.travis.yml

@@ -1,6 +1,5 @@
 before_script:
   - ./script/bootstrap
-  - bundle exec rake sunspot:solr:start
 branches:
   only:
     - master

Gemfile

@@ -40,4 +40,5 @@ end
 group :test do
   gem 'database_cleaner'
   gem 'machinist', '>= 2.0.0.beta2'
+  gem 'sunspot_test'
 end

Gemfile.lock

@@ -217,6 +217,8 @@ GEM
       sunspot (= 1.3.1)
     sunspot_solr (1.3.1)
       escape (~> 0.0.4)
+    sunspot_test (0.4.0)
+      sunspot_rails (>= 1.2.1)
     systemu (2.4.2)
     thor (0.14.6)
     tilt (1.4.1)
@@ -269,4 +271,5 @@ DEPENDENCIES
   simple_form
   sunspot_rails
   sunspot_solr
+  sunspot_test
   unicorn

spec/spec_helper.rb

@@ -2,6 +2,7 @@
 ENV['RAILS_ENV'] ||= 'test'
 require File.expand_path('../../config/environment', __FILE__)
 require 'rspec/rails'
+require "sunspot_test/rspec"
 
 # Requires supporting ruby files with custom matchers and macros, etc,
 # in spec/support/ and its subdirectories.