diff options
Diffstat (limited to 'activesupport')
27 files changed, 497 insertions, 83 deletions
diff --git a/activesupport/CHANGELOG.md b/activesupport/CHANGELOG.md index 9a44773497..dd1b347e73 100644 --- a/activesupport/CHANGELOG.md +++ b/activesupport/CHANGELOG.md @@ -2,6 +2,22 @@ *Glauco Custódio* +* Prevent `Marshal.load` from looping infinitely when trying to autoload a constant + which resolves to a different name. + + *Olek Janiszewski* + +* Deprecate `Module.local_constants`. Please use `Module.constants(false)` instead. + + *Yuichiro Kaneko* + +* Publish `ActiveSupport::Executor` and `ActiveSupport::Reloader` APIs to allow + components and libraries to manage, and participate in, the execution of + application code, and the application reloading process. + + *Matthew Draper* + + ## Rails 5.0.0.beta3 (February 24, 2016) ## * Deprecate arguments on `assert_nothing_raised`. @@ -13,7 +29,7 @@ *Tara Scherner de la Fuente* -* Make `benchmark('something', silence: true)` actually work +* Make `benchmark('something', silence: true)` actually work. *DHH* @@ -28,13 +44,13 @@ *Brian Christian* -* Fix regression in `Hash#dig` for HashWithIndifferentAccess. +* Fix regression in `Hash#dig` for HashWithIndifferentAccess. - *Jon Moss* + *Jon Moss* ## Rails 5.0.0.beta2 (February 01, 2016) ## -* Change number_to_currency behavior for checking negativity. +* Change `number_to_currency` behavior for checking negativity. Used `to_f.negative` instead of using `to_f.phase` for checking negativity of a number in number_to_currency helper. diff --git a/activesupport/activesupport.gemspec b/activesupport/activesupport.gemspec index 68a80701ed..71fe4d7253 100644 --- a/activesupport/activesupport.gemspec +++ b/activesupport/activesupport.gemspec @@ -13,7 +13,7 @@ Gem::Specification.new do |s| s.author = 'David Heinemeier Hansson' s.email = 'david@loudthinking.com' - s.homepage = 'http://www.rubyonrails.org' + s.homepage = 'http://rubyonrails.org' s.files = Dir['CHANGELOG.md', 'MIT-LICENSE', 'README.rdoc', 'lib/**/*'] s.require_path = 'lib' diff --git a/activesupport/lib/active_support.rb b/activesupport/lib/active_support.rb index 94fe893149..72777baecd 100644 --- a/activesupport/lib/active_support.rb +++ b/activesupport/lib/active_support.rb @@ -33,10 +33,13 @@ module ActiveSupport autoload :Concern autoload :Dependencies autoload :DescendantsTracker + autoload :ExecutionWrapper + autoload :Executor autoload :FileUpdateChecker autoload :EventedFileUpdateChecker autoload :LogSubscriber autoload :Notifications + autoload :Reloader eager_autoload do autoload :BacktraceCleaner diff --git a/activesupport/lib/active_support/core_ext/date_and_time/calculations.rb b/activesupport/lib/active_support/core_ext/date_and_time/calculations.rb index 2de0d19a7e..4da7fdd159 100644 --- a/activesupport/lib/active_support/core_ext/date_and_time/calculations.rb +++ b/activesupport/lib/active_support/core_ext/date_and_time/calculations.rb @@ -1,3 +1,5 @@ +require 'active_support/core_ext/object/try' + module DateAndTime module Calculations DAYS_INTO_WEEK = { diff --git a/activesupport/lib/active_support/core_ext/marshal.rb b/activesupport/lib/active_support/core_ext/marshal.rb index e333b26133..ca278cb2fa 100644 --- a/activesupport/lib/active_support/core_ext/marshal.rb +++ b/activesupport/lib/active_support/core_ext/marshal.rb @@ -5,7 +5,10 @@ module ActiveSupport rescue ArgumentError, NameError => exc if exc.message.match(%r|undefined class/module (.+)|) # try loading the class/module - $1.constantize + loaded = $1.constantize + + raise unless $1 == loaded.name + # if it is an IO we need to go back to read the object source.rewind if source.respond_to?(:rewind) retry diff --git a/activesupport/lib/active_support/core_ext/module/attribute_accessors.rb b/activesupport/lib/active_support/core_ext/module/attribute_accessors.rb index 76825862d7..567ac825e9 100644 --- a/activesupport/lib/active_support/core_ext/module/attribute_accessors.rb +++ b/activesupport/lib/active_support/core_ext/module/attribute_accessors.rb @@ -27,7 +27,7 @@ class Module # <tt>instance_reader: false</tt> or <tt>instance_accessor: false</tt>. # # module HairColors - # mattr_writer :hair_colors, instance_reader: false + # mattr_reader :hair_colors, instance_reader: false # end # # class Person @@ -40,7 +40,7 @@ class Module # Also, you can pass a block to set up the attribute with a default value. # # module HairColors - # cattr_reader :hair_colors do + # mattr_reader :hair_colors do # [:brown, :black, :blonde, :red] # end # end diff --git a/activesupport/lib/active_support/core_ext/module/attribute_accessors_per_thread.rb b/activesupport/lib/active_support/core_ext/module/attribute_accessors_per_thread.rb index 8a7e6776da..0b3d18301e 100644 --- a/activesupport/lib/active_support/core_ext/module/attribute_accessors_per_thread.rb +++ b/activesupport/lib/active_support/core_ext/module/attribute_accessors_per_thread.rb @@ -47,7 +47,7 @@ class Module unless options[:instance_reader] == false || options[:instance_accessor] == false class_eval(<<-EOS, __FILE__, __LINE__ + 1) def #{sym} - Thread.current[:"attr_#{self.class.name}_#{sym}"] + Thread.current[:"attr_#{name}_#{sym}"] end EOS end @@ -86,7 +86,7 @@ class Module unless options[:instance_writer] == false || options[:instance_accessor] == false class_eval(<<-EOS, __FILE__, __LINE__ + 1) def #{sym}=(obj) - Thread.current[:"attr_#{self.class.name}_#{sym}"] = obj + Thread.current[:"attr_#{name}_#{sym}"] = obj end EOS end diff --git a/activesupport/lib/active_support/core_ext/module/introspection.rb b/activesupport/lib/active_support/core_ext/module/introspection.rb index f1d26ef28f..fa692e1b0e 100644 --- a/activesupport/lib/active_support/core_ext/module/introspection.rb +++ b/activesupport/lib/active_support/core_ext/module/introspection.rb @@ -57,6 +57,10 @@ class Module end def local_constants #:nodoc: + ActiveSupport::Deprecation.warn(<<-MSG.squish) + Module#local_constants is deprecated and will be removed in Rails 5.1. + Use Module#constants(false) instead. + MSG constants(false) end end diff --git a/activesupport/lib/active_support/dependencies.rb b/activesupport/lib/active_support/dependencies.rb index fd9fbff96a..57f6286de3 100644 --- a/activesupport/lib/active_support/dependencies.rb +++ b/activesupport/lib/active_support/dependencies.rb @@ -88,15 +88,6 @@ module ActiveSupport #:nodoc: mattr_accessor :explicitly_unloadable_constants self.explicitly_unloadable_constants = [] - # The logger is used for generating information on the action run-time - # (including benchmarking) if available. Can be set to nil for no logging. - # Compatible with both Ruby's own Logger and Log4r loggers. - mattr_accessor :logger - - # Set to +true+ to enable logging of const_missing and file loads. - mattr_accessor :log_activity - self.log_activity = false - # The WatchStack keeps a stack of the modules being watched as files are # loaded. If a file in the process of being loaded (parent.rb) triggers the # load of another file (child.rb) the stack will ensure that child.rb @@ -143,7 +134,7 @@ module ActiveSupport #:nodoc: next unless mod.is_a?(Module) # Get a list of the constants that were added - new_constants = mod.local_constants - original_constants + new_constants = mod.constants(false) - original_constants # @stack[namespace] returns an Array of the constants that are being evaluated # for that namespace. For instance, if parent.rb requires child.rb, the first @@ -171,7 +162,7 @@ module ActiveSupport #:nodoc: @watching << namespaces.map do |namespace| module_name = Dependencies.to_constant_name(namespace) original_constants = Dependencies.qualified_const_defined?(module_name) ? - Inflector.constantize(module_name).local_constants : [] + Inflector.constantize(module_name).constants(false) : [] @stack[module_name] << original_constants module_name @@ -352,7 +343,6 @@ module ActiveSupport #:nodoc: end def clear - log_call Dependencies.unload_interlock do loaded.clear loading.clear @@ -361,7 +351,6 @@ module ActiveSupport #:nodoc: end def require_or_load(file_name, const_path = nil) - log_call file_name, const_path file_name = $` if file_name =~ /\.rb\z/ expanded = File.expand_path(file_name) return if loaded.include?(expanded) @@ -377,8 +366,6 @@ module ActiveSupport #:nodoc: begin if load? - log "loading #{file_name}" - # Enable warnings if this file has not been loaded before and # warnings_on_first_load is set. load_args = ["#{file_name}.rb"] @@ -390,7 +377,6 @@ module ActiveSupport #:nodoc: enable_warnings { result = load_file(*load_args) } end else - log "requiring #{file_name}" result = require file_name end rescue Exception @@ -483,7 +469,6 @@ module ActiveSupport #:nodoc: # set of names that the file at +path+ may define. See # +loadable_constants_for_path+ for more details. def load_file(path, const_paths = loadable_constants_for_path(path)) - log_call path, const_paths const_paths = [const_paths].compact unless const_paths.is_a? Array parent_paths = const_paths.collect { |const_path| const_path[/.*(?=::)/] || ::Object } @@ -494,7 +479,6 @@ module ActiveSupport #:nodoc: autoloaded_constants.concat newly_defined_paths unless load_once_path?(path) autoloaded_constants.uniq! - log "loading #{path} defined #{newly_defined_paths * ', '}" unless newly_defined_paths.empty? result end @@ -508,8 +492,6 @@ module ActiveSupport #:nodoc: # it is not possible to load the constant into from_mod, try its parent # module using +const_missing+. def load_missing_constant(from_mod, const_name) - log_call from_mod, const_name - unless qualified_const_defined?(from_mod.name) && Inflector.constantize(from_mod.name).equal?(from_mod) raise ArgumentError, "A copy of #{from_mod} has been removed from the module tree but is still active!" end @@ -673,25 +655,20 @@ module ActiveSupport #:nodoc: # exception, any new constants are regarded as being only partially defined # and will be removed immediately. def new_constants_in(*descs) - log_call(*descs) - constant_watch_stack.watch_namespaces(descs) - aborting = true + success = false begin yield # Now yield to the code that is to define new constants. - aborting = false + success = true ensure new_constants = constant_watch_stack.new_constants - log "New constants: #{new_constants * ', '}" - return new_constants unless aborting + return new_constants if success - log "Error during loading, removing partially loaded constants " - new_constants.each { |c| remove_constant(c) }.clear + # Remove partially loaded constants. + new_constants.each { |c| remove_constant(c) } end - - [] end # Convert the provided const desc to a qualified constant name (as a string). @@ -738,8 +715,6 @@ module ActiveSupport #:nodoc: parent = constantize(parent_name) end - log "removing constant #{const}" - # In an autoloaded user.rb like this # # autoload :Foo, 'foo' @@ -760,7 +735,7 @@ module ActiveSupport #:nodoc: begin constantized = parent.const_get(to_remove, false) rescue NameError - log "the constant #{const} is not reachable anymore, skipping" + # The constant is no longer reachable, just skip it. return else constantized.before_remove_const if constantized.respond_to?(:before_remove_const) @@ -770,27 +745,9 @@ module ActiveSupport #:nodoc: begin parent.instance_eval { remove_const to_remove } rescue NameError - log "the constant #{const} is not reachable anymore, skipping" + # The constant is no longer reachable, just skip it. end end - - protected - def log_call(*args) - if log_activity? - arg_str = args.collect(&:inspect) * ', ' - /in `([a-z_\?\!]+)'/ =~ caller(1).first - selector = $1 || '<unknown>' - log "called #{selector}(#{arg_str})" - end - end - - def log(msg) - logger.debug "Dependencies: #{msg}" if log_activity? - end - - def log_activity? - logger && log_activity - end end end diff --git a/activesupport/lib/active_support/dependencies/interlock.rb b/activesupport/lib/active_support/dependencies/interlock.rb index 47bcecbb35..f1865ca2f8 100644 --- a/activesupport/lib/active_support/dependencies/interlock.rb +++ b/activesupport/lib/active_support/dependencies/interlock.rb @@ -19,14 +19,12 @@ module ActiveSupport #:nodoc: end end - # Attempt to obtain an "unloading" (exclusive) lock. If possible, - # execute the supplied block while holding the lock. If there is - # concurrent activity, return immediately (without executing the - # block) instead of waiting. - def attempt_unloading - @lock.exclusive(purpose: :unload, compatible: [:load, :unload], after_compatible: [:load, :unload], no_wait: true) do - yield - end + def start_unloading + @lock.start_exclusive(purpose: :unload, compatible: [:load, :unload]) + end + + def done_unloading + @lock.stop_exclusive(compatible: [:load, :unload]) end def start_running diff --git a/activesupport/lib/active_support/evented_file_update_checker.rb b/activesupport/lib/active_support/evented_file_update_checker.rb index 315be85fb3..6a02a838b7 100644 --- a/activesupport/lib/active_support/evented_file_update_checker.rb +++ b/activesupport/lib/active_support/evented_file_update_checker.rb @@ -21,7 +21,13 @@ module ActiveSupport # Loading listen triggers warnings. These are originated by a legit # usage of attr_* macros for private attributes, but adds a lot of noise # to our test suite. Thus, we lazy load it and disable warnings locally. - silence_warnings { require 'listen' } + silence_warnings do + begin + require 'listen' + rescue LoadError => e + raise LoadError, "Could not load the 'listen' gem. Add `gem 'listen'` to the development group of your Gemfile", e.backtrace + end + end Listen.to(*dtw, &method(:changed)).start end end @@ -37,6 +43,7 @@ module ActiveSupport def execute_if_updated if updated? + yield if block_given? execute true end diff --git a/activesupport/lib/active_support/execution_wrapper.rb b/activesupport/lib/active_support/execution_wrapper.rb new file mode 100644 index 0000000000..2bd1c01d35 --- /dev/null +++ b/activesupport/lib/active_support/execution_wrapper.rb @@ -0,0 +1,78 @@ +require 'active_support/callbacks' + +module ActiveSupport + class ExecutionWrapper + include ActiveSupport::Callbacks + + Null = Object.new # :nodoc: + def Null.complete! # :nodoc: + end + + define_callbacks :run + define_callbacks :complete + + def self.to_run(*args, &block) + set_callback(:run, *args, &block) + end + + def self.to_complete(*args, &block) + set_callback(:complete, *args, &block) + end + + # Run this execution. + # + # Returns an instance, whose +complete!+ method *must* be invoked + # after the work has been performed. + # + # Where possible, prefer +wrap+. + def self.run! + if active? + Null + else + new.tap(&:run!) + end + end + + # Perform the work in the supplied block as an execution. + def self.wrap + return yield if active? + + state = run! + begin + yield + ensure + state.complete! + end + end + + class << self # :nodoc: + attr_accessor :active + end + + def self.inherited(other) # :nodoc: + super + other.active = Concurrent::Hash.new + end + + self.active = Concurrent::Hash.new + + def self.active? # :nodoc: + @active[Thread.current] + end + + def run! # :nodoc: + self.class.active[Thread.current] = true + run_callbacks(:run) + end + + # Complete this in-flight execution. This method *must* be called + # exactly once on the result of any call to +run!+. + # + # Where possible, prefer +wrap+. + def complete! + run_callbacks(:complete) + ensure + self.class.active.delete Thread.current + end + end +end diff --git a/activesupport/lib/active_support/executor.rb b/activesupport/lib/active_support/executor.rb new file mode 100644 index 0000000000..602fb11a44 --- /dev/null +++ b/activesupport/lib/active_support/executor.rb @@ -0,0 +1,6 @@ +require 'active_support/execution_wrapper' + +module ActiveSupport + class Executor < ExecutionWrapper + end +end diff --git a/activesupport/lib/active_support/file_update_checker.rb b/activesupport/lib/active_support/file_update_checker.rb index 1fa9335080..8708a502e6 100644 --- a/activesupport/lib/active_support/file_update_checker.rb +++ b/activesupport/lib/active_support/file_update_checker.rb @@ -23,7 +23,7 @@ module ActiveSupport # I18n.reload! # end # - # ActionDispatch::Reloader.to_prepare do + # ActiveSupport::Reloader.to_prepare do # i18n_reloader.execute_if_updated # end class FileUpdateChecker @@ -81,6 +81,7 @@ module ActiveSupport # Execute the block given if updated. def execute_if_updated if updated? + yield if block_given? execute true else diff --git a/activesupport/lib/active_support/i18n_railtie.rb b/activesupport/lib/active_support/i18n_railtie.rb index 82aacf3b24..6cc7c90c12 100644 --- a/activesupport/lib/active_support/i18n_railtie.rb +++ b/activesupport/lib/active_support/i18n_railtie.rb @@ -64,8 +64,8 @@ module I18n end app.reloaders << reloader - ActionDispatch::Reloader.to_prepare do - reloader.execute_if_updated + app.reloader.to_run do + reloader.execute_if_updated { require_unload_lock! } # TODO: remove the following line as soon as the return value of # callbacks is ignored, that is, returning `false` does not # display a deprecation warning or halts the callback chain. diff --git a/activesupport/lib/active_support/reloader.rb b/activesupport/lib/active_support/reloader.rb new file mode 100644 index 0000000000..5d1f0e1e66 --- /dev/null +++ b/activesupport/lib/active_support/reloader.rb @@ -0,0 +1,123 @@ +require 'active_support/execution_wrapper' + +module ActiveSupport + #-- + # This class defines several callbacks: + # + # to_prepare -- Run once at application startup, and also from + # +to_run+. + # + # to_run -- Run before a work run that is reloading. If + # +reload_classes_only_on_change+ is true (the default), the class + # unload will have already occurred. + # + # to_complete -- Run after a work run that has reloaded. If + # +reload_classes_only_on_change+ is false, the class unload will + # have occurred after the work run, but before this callback. + # + # before_class_unload -- Run immediately before the classes are + # unloaded. + # + # after_class_unload -- Run immediately after the classes are + # unloaded. + # + class Reloader < ExecutionWrapper + define_callbacks :prepare + + define_callbacks :class_unload + + def self.to_prepare(*args, &block) + set_callback(:prepare, *args, &block) + end + + def self.before_class_unload(*args, &block) + set_callback(:class_unload, *args, &block) + end + + def self.after_class_unload(*args, &block) + set_callback(:class_unload, :after, *args, &block) + end + + to_run(:after) { self.class.prepare! } + + # Initiate a manual reload + def self.reload! + executor.wrap do + new.tap(&:run!).complete! + end + prepare! + end + + def self.run! # :nodoc: + if check! + super + else + Null + end + end + + # Run the supplied block as a work unit, reloading code as needed + def self.wrap + executor.wrap do + super + end + end + + class_attribute :executor + class_attribute :check + + self.executor = Executor + self.check = lambda { false } + + def self.check! # :nodoc: + @should_reload ||= check.call + end + + def self.reloaded! # :nodoc: + @should_reload = false + end + + def self.prepare! # :nodoc: + new.run_callbacks(:prepare) + end + + def initialize + super + @locked = false + end + + # Acquire the ActiveSupport::Dependencies::Interlock unload lock, + # ensuring it will be released automatically + def require_unload_lock! + unless @locked + ActiveSupport::Dependencies.interlock.start_unloading + @locked = true + end + end + + # Release the unload lock if it has been previously obtained + def release_unload_lock! + if @locked + @locked = false + ActiveSupport::Dependencies.interlock.done_unloading + end + end + + def run! # :nodoc: + super + release_unload_lock! + end + + def class_unload!(&block) # :nodoc: + require_unload_lock! + run_callbacks(:class_unload, &block) + end + + def complete! # :nodoc: + super + self.class.reloaded! + ensure + release_unload_lock! + end + end +end diff --git a/activesupport/lib/active_support/rescuable.rb b/activesupport/lib/active_support/rescuable.rb index fcf5553061..73bc52b56f 100644 --- a/activesupport/lib/active_support/rescuable.rb +++ b/activesupport/lib/active_support/rescuable.rb @@ -115,5 +115,15 @@ module ActiveSupport end end end + + def index_of_handler_for_rescue(exception) + handlers = self.class.rescue_handlers.reverse_each.with_index + _, index = handlers.detect do |(klass_name, _), _| + klass = self.class.const_get(klass_name) rescue nil + klass ||= (klass_name.constantize rescue nil) + klass === exception if klass + end + index + end end end diff --git a/activesupport/lib/active_support/values/time_zone.rb b/activesupport/lib/active_support/values/time_zone.rb index 7ca3592520..118bf8eab0 100644 --- a/activesupport/lib/active_support/values/time_zone.rb +++ b/activesupport/lib/active_support/values/time_zone.rb @@ -1,7 +1,6 @@ require 'tzinfo' require 'concurrent/map' require 'active_support/core_ext/object/blank' -require 'active_support/core_ext/object/try' module ActiveSupport # The TimeZone class serves as a wrapper around TZInfo::Timezone instances. diff --git a/activesupport/test/abstract_unit.rb b/activesupport/test/abstract_unit.rb index c0e23e89f7..7f0fcd6996 100644 --- a/activesupport/test/abstract_unit.rb +++ b/activesupport/test/abstract_unit.rb @@ -1,12 +1,5 @@ ORIG_ARGV = ARGV.dup -begin - old, $VERBOSE = $VERBOSE, nil - require File.expand_path('../../../load_paths', __FILE__) -ensure - $VERBOSE = old -end - require 'active_support/core_ext/kernel/reporting' silence_warnings do diff --git a/activesupport/test/autoloading_fixtures/raises_arbitrary_exception.rb b/activesupport/test/autoloading_fixtures/raises_arbitrary_exception.rb new file mode 100644 index 0000000000..404ae289c6 --- /dev/null +++ b/activesupport/test/autoloading_fixtures/raises_arbitrary_exception.rb @@ -0,0 +1,4 @@ +RaisesArbitraryException = 1 +A::B # Autoloading recursion, also expected to be watched and discarded. + +raise Exception, 'arbitray exception message' diff --git a/activesupport/test/autoloading_fixtures/throws.rb b/activesupport/test/autoloading_fixtures/throws.rb new file mode 100644 index 0000000000..5e47b9699b --- /dev/null +++ b/activesupport/test/autoloading_fixtures/throws.rb @@ -0,0 +1,4 @@ +Throws = 1 +A::B # Autoloading recursion, expected to be discarded. + +throw :t diff --git a/activesupport/test/core_ext/marshal_test.rb b/activesupport/test/core_ext/marshal_test.rb index 5427837d19..07c0c0d8cb 100644 --- a/activesupport/test/core_ext/marshal_test.rb +++ b/activesupport/test/core_ext/marshal_test.rb @@ -64,6 +64,17 @@ class MarshalTest < ActiveSupport::TestCase end end + test "when one constant resolves to another" do + class Parent; C = Class.new; end + class Child < Parent; C = Class.new; end + + dump = Marshal.dump(Child::C.new) + + Child.send(:remove_const, :C) + + assert_raise(ArgumentError) { Marshal.load(dump) } + end + test "that a real missing class is causing an exception" do dumped = nil with_autoloading_fixtures do diff --git a/activesupport/test/core_ext/module/attribute_accessor_per_thread_test.rb b/activesupport/test/core_ext/module/attribute_accessor_per_thread_test.rb index 65fadc5c20..a9fd878b80 100644 --- a/activesupport/test/core_ext/module/attribute_accessor_per_thread_test.rb +++ b/activesupport/test/core_ext/module/attribute_accessor_per_thread_test.rb @@ -106,4 +106,10 @@ class ModuleAttributeAccessorPerThreadTest < ActiveSupport::TestCase end assert_equal "invalid attribute name: 2valid_part", exception.message end + + def test_should_return_same_value_by_class_or_instance_accessor + @class.foo = 'fries' + + assert_equal @class.foo, @object.foo + end end diff --git a/activesupport/test/core_ext/module_test.rb b/activesupport/test/core_ext/module_test.rb index 0ed66f8c37..ae4aed0554 100644 --- a/activesupport/test/core_ext/module_test.rb +++ b/activesupport/test/core_ext/module_test.rb @@ -328,7 +328,13 @@ class ModuleTest < ActiveSupport::TestCase end def test_local_constants - assert_equal %w(Constant1 Constant3), Ab.local_constants.sort.map(&:to_s) + ActiveSupport::Deprecation.silence do + assert_equal %w(Constant1 Constant3), Ab.local_constants.sort.map(&:to_s) + end + end + + def test_local_constants_is_deprecated + assert_deprecated { Ab.local_constants.sort.map(&:to_s) } end end diff --git a/activesupport/test/dependencies_test.rb b/activesupport/test/dependencies_test.rb index b7a5747f1b..04e7b24d30 100644 --- a/activesupport/test/dependencies_test.rb +++ b/activesupport/test/dependencies_test.rb @@ -269,6 +269,28 @@ class DependenciesTest < ActiveSupport::TestCase remove_constants(:ModuleFolder) end + def test_raising_discards_autoloaded_constants + with_autoloading_fixtures do + assert_raises(Exception, 'arbitray exception message') { RaisesArbitraryException } + assert_not defined?(A) + assert_not defined?(RaisesArbitraryException) + end + ensure + remove_constants(:A, :RaisesArbitraryException) + end + + def test_throwing_discards_autoloaded_constants + with_autoloading_fixtures do + catch :t do + Throws + end + assert_not defined?(A) + assert_not defined?(Throws) + end + ensure + remove_constants(:A, :Throws) + end + def test_doesnt_break_normal_require path = File.expand_path("../autoloading_fixtures/load_path", __FILE__) original_path = $:.dup diff --git a/activesupport/test/executor_test.rb b/activesupport/test/executor_test.rb new file mode 100644 index 0000000000..6db6db4fa8 --- /dev/null +++ b/activesupport/test/executor_test.rb @@ -0,0 +1,76 @@ +require 'abstract_unit' + +class ExecutorTest < ActiveSupport::TestCase + def test_wrap_invokes_callbacks + called = [] + executor.to_run { called << :run } + executor.to_complete { called << :complete } + + executor.wrap do + called << :body + end + + assert_equal [:run, :body, :complete], called + end + + def test_callbacks_share_state + result = false + executor.to_run { @foo = true } + executor.to_complete { result = @foo } + + executor.wrap { } + + assert result + end + + def test_separated_calls_invoke_callbacks + called = [] + executor.to_run { called << :run } + executor.to_complete { called << :complete } + + state = executor.run! + called << :body + state.complete! + + assert_equal [:run, :body, :complete], called + end + + def test_avoids_double_wrapping + called = [] + executor.to_run { called << :run } + executor.to_complete { called << :complete } + + executor.wrap do + called << :early + executor.wrap do + called << :body + end + called << :late + end + + assert_equal [:run, :early, :body, :late, :complete], called + end + + def test_separate_classes_can_wrap + other_executor = Class.new(ActiveSupport::Executor) + + called = [] + executor.to_run { called << :run } + executor.to_complete { called << :complete } + other_executor.to_run { called << :other_run } + other_executor.to_complete { called << :other_complete } + + executor.wrap do + other_executor.wrap do + called << :body + end + end + + assert_equal [:run, :other_run, :body, :other_complete, :complete], called + end + + private + def executor + @executor ||= Class.new(ActiveSupport::Executor) + end +end diff --git a/activesupport/test/reloader_test.rb b/activesupport/test/reloader_test.rb new file mode 100644 index 0000000000..958cb49993 --- /dev/null +++ b/activesupport/test/reloader_test.rb @@ -0,0 +1,85 @@ +require 'abstract_unit' + +class ReloaderTest < ActiveSupport::TestCase + def test_prepare_callback + prepared = false + reloader.to_prepare { prepared = true } + + assert !prepared + reloader.prepare! + assert prepared + + prepared = false + reloader.wrap do + assert prepared + prepared = false + end + assert !prepared + end + + def test_only_run_when_check_passes + r = new_reloader { true } + invoked = false + r.to_run { invoked = true } + r.wrap { } + assert invoked + + r = new_reloader { false } + invoked = false + r.to_run { invoked = true } + r.wrap { } + assert !invoked + end + + def test_full_reload_sequence + called = [] + reloader.to_prepare { called << :prepare } + reloader.to_run { called << :reloader_run } + reloader.to_complete { called << :reloader_complete } + reloader.executor.to_run { called << :executor_run } + reloader.executor.to_complete { called << :executor_complete } + + reloader.wrap { } + assert_equal [:executor_run, :reloader_run, :prepare, :reloader_complete, :executor_complete], called + + called = [] + reloader.reload! + assert_equal [:executor_run, :reloader_run, :prepare, :reloader_complete, :executor_complete, :prepare], called + + reloader.check = lambda { false } + + called = [] + reloader.wrap { } + assert_equal [:executor_run, :executor_complete], called + + called = [] + reloader.reload! + assert_equal [:executor_run, :reloader_run, :prepare, :reloader_complete, :executor_complete, :prepare], called + end + + def test_class_unload_block + called = [] + reloader.before_class_unload { called << :before_unload } + reloader.after_class_unload { called << :after_unload } + reloader.to_run do + class_unload! do + called << :unload + end + end + reloader.wrap { called << :body } + + assert_equal [:before_unload, :unload, :after_unload, :body], called + end + + private + def new_reloader(&check) + Class.new(ActiveSupport::Reloader).tap do |r| + r.check = check + r.executor = Class.new(ActiveSupport::Executor) + end + end + + def reloader + @reloader ||= new_reloader { true } + end +end |