Use docker to run solr

.travis.yml

@@ -1,9 +1,13 @@
+dist: trusty
 language: ruby
-sudo: false
+sudo: required
 
 notifications:
   email: false
 
+services:
+  - docker
+
 rvm:
   - 2.4.1
 
@@ -20,6 +24,9 @@ matrix:
 before_install:
   - gem update --system
   - gem install bundler
+  - docker run --name my_solr -d -p 8983:8983 solr
+  - docker cp ./solr/conf my_solr:/opt/solr/blacklight-solr-conf
+  - sleep 10; docker exec -it --user=solr my_solr bin/solr create_core -c blacklight-core -d /opt/solr/blacklight-solr-conf
 
 env:
  - "RAILS_VERSION=5.0.3"

tasks/blacklight.rake

@@ -13,14 +13,11 @@ EngineCart.fingerprint_proc = EngineCart.rails_fingerprint_proc
 
 desc "Run test suite"
 task :ci => ['blacklight:generate'] do
-  SolrWrapper.wrap do |solr|
-    solr.with_collection(name: 'blacklight-core', dir: File.join(File.expand_path("..", File.dirname(__FILE__)), "solr", "conf")) do
-      within_test_app do
-        system "RAILS_ENV=test rake blacklight:index:seed"
-      end
-      Rake::Task['blacklight:coverage'].invoke
-    end
+  within_test_app do
+    system "RAILS_ENV=test rake blacklight:index:seed"
   end
+
+  Rake::Task['blacklight:coverage'].invoke
 end
 
 namespace :blacklight do