fix pending specs

spec/integration/role_constrained_routes_spec.rb

@@ -1,6 +1,7 @@
 # frozen_string_literal: true
 
 require "rails_helper"
+require "support/pghero_stubby"
 
 describe "role-constrained routes", type: :request do
   shared_examples_for "fails to access route" do
@@ -46,6 +47,6 @@ describe "role-constrained routes", type: :request do
 
   it_behaves_like("routes for", [:administrator], -> { get("/justask_admin") })
   it_behaves_like("routes for", [:administrator], -> { get("/sidekiq") })
-  it_behaves_like("routes for", [:administrator], -> { get("/pghero") }), skip_reason: "PG::InFailedSqlTransaction due to 5.1 upgrade, works fine outside specs though")
+  it_behaves_like("routes for", [:administrator], -> { get("/pghero") })
   it_behaves_like("routes for", %i[administrator moderator], -> { get("/moderation") })
 end

spec/support/pghero_stubby.rb

@@ -0,0 +1,17 @@
+# frozen_string_literal: true
+
+# in spec/integration/role_constrained_routes_spec.rb we test for access to
+# the pghero route, which fails because the PgHero::HomeController performs
+# some queries which do not seem to work in a transaction
+#
+# since we don't need PgHero to work in tests stubbing it away should be^W^W
+# is expected to be fine ;-)
+class PgHero::HomeController
+  def index
+    render plain: "DB < ÖBB"
+  end
+
+  def set_database; end
+  def set_query_stats_enabled; end
+  def set_show_details; end
+end