Dump container logs on failure

test/integration/integration_test.rb

@@ -10,6 +10,13 @@ class IntegrationTest < ActiveSupport::TestCase
   end
 
   teardown do
+    unless passed?
+      [:deployer, :vm1, :vm2, :shared, :load_balancer].each do |container|
+        puts
+        puts "Logs for #{container}:"
+        docker_compose :logs, container
+      end
+    end
     docker_compose "down -t 1"
   end