Fix the build.

spec/multisite/jobs.rb

@@ -1,6 +1,24 @@
 require 'rails_helper'
 
 RSpec.describe "Running Sidekiq Jobs in Multisite" do
+  let(:conn) { RailsMultisite::ConnectionManagement }
+
+  before do
+    conn.config_filename = "spec/fixtures/multisite/two_dbs.yml"
+    conn.load_settings!
+    conn.remove_class_variable(:@@current_db)
+  end
+
+  after do
+    conn.clear_settings!
+
+    [:@@db_spec_cache, :@@host_spec_cache, :@@default_spec].each do |class_variable|
+      conn.remove_class_variable(class_variable)
+    end
+
+    conn.set_current_db
+  end
+
   it 'should revert back to the default connection' do
     expect(RailsMultisite::ConnectionManagement.current_db)
       .to eq('default')