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-rw-r--r--activesupport/CHANGELOG.md4
-rw-r--r--activesupport/lib/active_support/dependencies/zeitwerk_integration.rb3
-rw-r--r--railties/test/application/zeitwerk_integration_test.rb33
3 files changed, 24 insertions, 16 deletions
diff --git a/activesupport/CHANGELOG.md b/activesupport/CHANGELOG.md
index 2610cc63a4..b2330f2c9d 100644
--- a/activesupport/CHANGELOG.md
+++ b/activesupport/CHANGELOG.md
@@ -1,3 +1,7 @@
+* In Zeitwerk mode, engines are now managed by the `main` autoloader. Engines may reference application constants, if the application is reloaded and we do not reload engines, they won't use the reloaded application code.
+
+ *Xavier Noria*
+
* Add support for supplying `locale` to `transliterate` and `parameterize`.
I18n.backend.store_translations(:de, i18n: { transliterate: { rule: { "ΓΌ" => "ue" } } })
diff --git a/activesupport/lib/active_support/dependencies/zeitwerk_integration.rb b/activesupport/lib/active_support/dependencies/zeitwerk_integration.rb
index 1e697e1ba5..e00307d257 100644
--- a/activesupport/lib/active_support/dependencies/zeitwerk_integration.rb
+++ b/activesupport/lib/active_support/dependencies/zeitwerk_integration.rb
@@ -71,8 +71,7 @@ module ActiveSupport
end
def autoload_once?(autoload_path)
- Dependencies.autoload_once_paths.include?(autoload_path) ||
- Gem.path.any? { |gem_path| autoload_path.to_s.start_with?(gem_path) }
+ Dependencies.autoload_once_paths.include?(autoload_path)
end
def freeze_autoload_paths
diff --git a/railties/test/application/zeitwerk_integration_test.rb b/railties/test/application/zeitwerk_integration_test.rb
index cddbf5a22d..c82b37d07d 100644
--- a/railties/test/application/zeitwerk_integration_test.rb
+++ b/railties/test/application/zeitwerk_integration_test.rb
@@ -149,22 +149,27 @@ class ZeitwerkIntegrationTest < ActiveSupport::TestCase
assert $zeitwerk_integration_test_extras
end
- test "autoload paths that are below Gem.path go to the once autoloader" do
- app_dir "extras"
- add_to_config 'config.autoload_paths << "#{Rails.root}/extras"'
-
- # Mocks Gem.path to include the extras directory.
- Gem.singleton_class.prepend(
- Module.new do
- def path
- super + ["#{Rails.root}/extras"]
- end
- end
- )
+ test "autoload_paths are set as root dirs of main, and in the same order" do
boot
- assert_not_includes Rails.autoloaders.main.dirs, "#{app_path}/extras"
- assert_includes Rails.autoloaders.once.dirs, "#{app_path}/extras"
+ existing_autoload_paths = deps.autoload_paths.select { |dir| File.directory?(dir) }
+ assert_equal existing_autoload_paths, Rails.autoloaders.main.dirs
+ end
+
+ test "autoload_once_paths go to the once autoloader, and in the same order" do
+ extras = %w(e1 e2 e3)
+ extras.each do |extra|
+ app_dir extra
+ add_to_config %(config.autoload_once_paths << "\#{Rails.root}/#{extra}")
+ end
+
+ boot
+
+ extras = extras.map { |extra| "#{app_path}/#{extra}" }
+ extras.each do |extra|
+ assert_not_includes Rails.autoloaders.main.dirs, extra
+ end
+ assert_equal extras, Rails.autoloaders.once.dirs
end
test "clear reloads the main autoloader, and does not reload the once one" do