Make config reset for all tests more robust. Add cache isolation for parallel specs.

config/environments/test.rb

@@ -11,6 +11,10 @@ Openfoodnetwork::Application.configure do
   config.serve_static_assets = true
   config.static_cache_control = "public, max-age=3600"
 
+  # Separate cache stores when running in parallel
+  config.cache_store = :file_store, Rails.root.join("tmp", "cache", "paralleltests#{ENV['TEST_ENV_NUMBER']}")
+
+
   # Log error messages when you accidentally call methods on nil
   config.whiny_nils = true
 

spec/spec_helper.rb

@@ -81,7 +81,7 @@ RSpec.configure do |config|
   config.before(:each) { Spree::Address.any_instance.stub(:geocode).and_return([1,1]) }
 
   # Ensure we start with consistent config settings
-  config.before(:all) { Spree::Config.products_require_tax_category = false }
+  config.before(:each) { Spree::Config.products_require_tax_category = false }
 
   # Helpers
   config.include Rails.application.routes.url_helpers