diff options
Diffstat (limited to 'activesupport/test/dependencies_test.rb')
| -rw-r--r-- | activesupport/test/dependencies_test.rb | 408 |
1 files changed, 241 insertions, 167 deletions
diff --git a/activesupport/test/dependencies_test.rb b/activesupport/test/dependencies_test.rb index 51a7e4b2fe..96e9bd1e65 100644 --- a/activesupport/test/dependencies_test.rb +++ b/activesupport/test/dependencies_test.rb @@ -1,7 +1,7 @@ require 'abstract_unit' require 'pp' require 'active_support/dependencies' -require 'dependecies_test_helpers' +require 'dependencies_test_helpers' module ModuleWithMissing mattr_accessor :missing_count @@ -16,11 +16,16 @@ module ModuleWithConstant end class DependenciesTest < ActiveSupport::TestCase - def teardown - ActiveSupport::Dependencies.clear + include DependenciesTestHelpers + + setup do + @loaded_features_copy = $LOADED_FEATURES.dup end - include DependeciesTestHelpers + teardown do + ActiveSupport::Dependencies.clear + $LOADED_FEATURES.replace(@loaded_features_copy) + end def test_depend_on_path skip "LoadError#path does not exist" if RUBY_VERSION < '2.0.0' @@ -35,21 +40,35 @@ class DependenciesTest < ActiveSupport::TestCase assert_equal expected.path, e.path end + def test_require_dependency_accepts_an_object_which_implements_to_path + o = Object.new + def o.to_path; 'dependencies/service_one'; end + assert_nothing_raised { + require_dependency o + } + assert defined?(ServiceOne) + ensure + remove_constants(:ServiceOne) + end + def test_tracking_loaded_files - require_dependency 'dependencies/service_one' - require_dependency 'dependencies/service_two' - assert_equal 2, ActiveSupport::Dependencies.loaded.size + with_loading do + require_dependency 'dependencies/service_one' + require_dependency 'dependencies/service_two' + assert_equal 2, ActiveSupport::Dependencies.loaded.size + end ensure - Object.send(:remove_const, :ServiceOne) if Object.const_defined?(:ServiceOne) - Object.send(:remove_const, :ServiceTwo) if Object.const_defined?(:ServiceTwo) + remove_constants(:ServiceOne, :ServiceTwo) end def test_tracking_identical_loaded_files - require_dependency 'dependencies/service_one' - require_dependency 'dependencies/service_one' - assert_equal 1, ActiveSupport::Dependencies.loaded.size + with_loading do + require_dependency 'dependencies/service_one' + require_dependency 'dependencies/service_one' + assert_equal 1, ActiveSupport::Dependencies.loaded.size + end ensure - Object.send(:remove_const, :ServiceOne) if Object.const_defined?(:ServiceOne) + remove_constants(:ServiceOne) end def test_missing_dependency_raises_missing_source_file @@ -62,30 +81,35 @@ class DependenciesTest < ActiveSupport::TestCase $raises_exception_load_count = 0 5.times do |count| - begin + e = assert_raise Exception, 'should have loaded dependencies/raises_exception which raises an exception' do require_dependency filename - flunk 'should have loaded dependencies/raises_exception which raises an exception' - rescue Exception => e - assert_equal 'Loading me failed, so do not add to loaded or history.', e.message end + + assert_equal 'Loading me failed, so do not add to loaded or history.', e.message assert_equal count + 1, $raises_exception_load_count - assert !ActiveSupport::Dependencies.loaded.include?(filename) - assert !ActiveSupport::Dependencies.history.include?(filename) + assert_not ActiveSupport::Dependencies.loaded.include?(filename) + assert_not ActiveSupport::Dependencies.history.include?(filename) end end end + def test_dependency_which_raises_doesnt_blindly_call_blame_file! + with_loading do + filename = 'dependencies/raises_exception_without_blame_file' + assert_raises(Exception) { require_dependency filename } + end + end + def test_warnings_should_be_enabled_on_first_load with_loading 'dependencies' do old_warnings, ActiveSupport::Dependencies.warnings_on_first_load = ActiveSupport::Dependencies.warnings_on_first_load, true - filename = "check_warnings" expanded = File.expand_path("#{File.dirname(__FILE__)}/dependencies/#{filename}") $check_warnings_load_count = 0 - assert !ActiveSupport::Dependencies.loaded.include?(expanded) - assert !ActiveSupport::Dependencies.history.include?(expanded) + assert_not ActiveSupport::Dependencies.loaded.include?(expanded) + assert_not ActiveSupport::Dependencies.history.include?(expanded) silence_warnings { require_dependency filename } assert_equal 1, $check_warnings_load_count @@ -93,7 +117,7 @@ class DependenciesTest < ActiveSupport::TestCase assert ActiveSupport::Dependencies.loaded.include?(expanded) ActiveSupport::Dependencies.clear - assert !ActiveSupport::Dependencies.loaded.include?(expanded) + assert_not ActiveSupport::Dependencies.loaded.include?(expanded) assert ActiveSupport::Dependencies.history.include?(expanded) silence_warnings { require_dependency filename } @@ -102,7 +126,7 @@ class DependenciesTest < ActiveSupport::TestCase assert ActiveSupport::Dependencies.loaded.include?(expanded) ActiveSupport::Dependencies.clear - assert !ActiveSupport::Dependencies.loaded.include?(expanded) + assert_not ActiveSupport::Dependencies.loaded.include?(expanded) assert ActiveSupport::Dependencies.history.include?(expanded) enable_warnings { require_dependency filename } @@ -135,6 +159,31 @@ class DependenciesTest < ActiveSupport::TestCase end end + def test_ensures_the_expected_constant_is_defined + with_autoloading_fixtures do + e = assert_raise(LoadError) { Typo } + assert_match %r{Unable to autoload constant Typo, expected .*activesupport/test/autoloading_fixtures/typo.rb to define it}, e.message + end + end + + def test_require_dependency_does_not_assume_any_particular_constant_is_defined + with_autoloading_fixtures do + require_dependency 'typo' + assert_equal 1, TypO + end + end + + # Regression, see https://github.com/rails/rails/issues/16468. + def test_require_dependency_interaction_with_autoloading + with_autoloading_fixtures do + require_dependency 'typo' + assert_equal 1, TypO + + e = assert_raise(LoadError) { Typo } + assert_match %r{Unable to autoload constant Typo, expected .*activesupport/test/autoloading_fixtures/typo.rb to define it}, e.message + end + end + def test_module_loading with_autoloading_fixtures do assert_kind_of Module, A @@ -156,43 +205,49 @@ class DependenciesTest < ActiveSupport::TestCase def test_directories_manifest_as_modules_unless_const_defined with_autoloading_fixtures do assert_kind_of Module, ModuleFolder - Object.__send__ :remove_const, :ModuleFolder end + ensure + remove_constants(:ModuleFolder) end def test_module_with_nested_class with_autoloading_fixtures do assert_kind_of Class, ModuleFolder::NestedClass - Object.__send__ :remove_const, :ModuleFolder end + ensure + remove_constants(:ModuleFolder) end def test_module_with_nested_inline_class with_autoloading_fixtures do assert_kind_of Class, ModuleFolder::InlineClass - Object.__send__ :remove_const, :ModuleFolder end + ensure + remove_constants(:ModuleFolder) end def test_directories_may_manifest_as_nested_classes with_autoloading_fixtures do assert_kind_of Class, ClassFolder - Object.__send__ :remove_const, :ClassFolder end + ensure + remove_constants(:ClassFolder) end def test_class_with_nested_class with_autoloading_fixtures do assert_kind_of Class, ClassFolder::NestedClass - Object.__send__ :remove_const, :ClassFolder end + ensure + remove_constants(:ClassFolder) end def test_class_with_nested_inline_class with_autoloading_fixtures do assert_kind_of Class, ClassFolder::InlineClass - Object.__send__ :remove_const, :ClassFolder end + ensure + remove_constants(:ClassFolder) end def test_class_with_nested_inline_subclass_of_parent @@ -200,8 +255,9 @@ class DependenciesTest < ActiveSupport::TestCase assert_kind_of Class, ClassFolder::ClassFolderSubclass assert_kind_of Class, ClassFolder assert_equal 'indeed', ClassFolder::ClassFolderSubclass::ConstantInClassFolder - Object.__send__ :remove_const, :ClassFolder end + ensure + remove_constants(:ClassFolder) end def test_nested_class_can_access_sibling @@ -209,16 +265,15 @@ class DependenciesTest < ActiveSupport::TestCase sibling = ModuleFolder::NestedClass.class_eval "NestedSibling" assert defined?(ModuleFolder::NestedSibling) assert_equal ModuleFolder::NestedSibling, sibling - Object.__send__ :remove_const, :ModuleFolder end + ensure + remove_constants(:ModuleFolder) end def test_doesnt_break_normal_require path = File.expand_path("../autoloading_fixtures/load_path", __FILE__) original_path = $:.dup - original_features = $".dup $:.push(path) - with_autoloading_fixtures do # The _ = assignments are to prevent warnings _ = RequiresConstant @@ -230,15 +285,13 @@ class DependenciesTest < ActiveSupport::TestCase assert defined?(LoadedConstant) end ensure - remove_constants(:RequiresConstant, :LoadedConstant, :LoadsConstant) - $".replace(original_features) + remove_constants(:RequiresConstant, :LoadedConstant) $:.replace(original_path) end def test_doesnt_break_normal_require_nested path = File.expand_path("../autoloading_fixtures/load_path", __FILE__) original_path = $:.dup - original_features = $".dup $:.push(path) with_autoloading_fixtures do @@ -253,14 +306,12 @@ class DependenciesTest < ActiveSupport::TestCase end ensure remove_constants(:RequiresConstant, :LoadedConstant, :LoadsConstant) - $".replace(original_features) $:.replace(original_path) end def test_require_returns_true_when_file_not_yet_required path = File.expand_path("../autoloading_fixtures/load_path", __FILE__) original_path = $:.dup - original_features = $".dup $:.push(path) with_loading do @@ -268,14 +319,12 @@ class DependenciesTest < ActiveSupport::TestCase end ensure remove_constants(:LoadedConstant) - $".replace(original_features) $:.replace(original_path) end def test_require_returns_true_when_file_not_yet_required_even_when_no_new_constants_added path = File.expand_path("../autoloading_fixtures/load_path", __FILE__) original_path = $:.dup - original_features = $".dup $:.push(path) with_loading do @@ -284,14 +333,12 @@ class DependenciesTest < ActiveSupport::TestCase end ensure remove_constants(:LoadedConstant) - $".replace(original_features) $:.replace(original_path) end def test_require_returns_false_when_file_already_required path = File.expand_path("../autoloading_fixtures/load_path", __FILE__) original_path = $:.dup - original_features = $".dup $:.push(path) with_loading do @@ -300,7 +347,6 @@ class DependenciesTest < ActiveSupport::TestCase end ensure remove_constants(:LoadedConstant) - $".replace(original_features) $:.replace(original_path) end @@ -308,14 +354,11 @@ class DependenciesTest < ActiveSupport::TestCase with_loading do assert_raise(LoadError) { require 'this_file_dont_exist_dude' } end - ensure - remove_constants(:LoadedConstant) end def test_load_returns_true_when_file_found path = File.expand_path("../autoloading_fixtures/load_path", __FILE__) original_path = $:.dup - original_features = $".dup $:.push(path) with_loading do @@ -324,7 +367,6 @@ class DependenciesTest < ActiveSupport::TestCase end ensure remove_constants(:LoadedConstant) - $".replace(original_features) $:.replace(original_path) end @@ -332,43 +374,37 @@ class DependenciesTest < ActiveSupport::TestCase with_loading do assert_raise(LoadError) { load 'this_file_dont_exist_dude.rb' } end - ensure - remove_constants(:LoadedConstant) end def failing_test_access_thru_and_upwards_fails with_autoloading_fixtures do - assert ! defined?(ModuleFolder) + assert_not defined?(ModuleFolder) assert_raise(NameError) { ModuleFolder::Object } assert_raise(NameError) { ModuleFolder::NestedClass::Object } - Object.__send__ :remove_const, :ModuleFolder end + ensure + remove_constants(:ModuleFolder) end def test_non_existing_const_raises_name_error_with_fully_qualified_name with_autoloading_fixtures do - begin - A::DoesNotExist.nil? - flunk "No raise!!" - rescue NameError => e - assert_equal "uninitialized constant A::DoesNotExist", e.message - end - begin - A::B::DoesNotExist.nil? - flunk "No raise!!" - rescue NameError => e - assert_equal "uninitialized constant A::B::DoesNotExist", e.message - end + e = assert_raise(NameError) { A::DoesNotExist.nil? } + assert_equal "uninitialized constant A::DoesNotExist", e.message + assert_equal :DoesNotExist, e.name + + e = assert_raise(NameError) { A::B::DoesNotExist.nil? } + assert_equal "uninitialized constant A::B::DoesNotExist", e.message + assert_equal :DoesNotExist, e.name end + ensure + remove_constants(:A) end def test_smart_name_error_strings - begin + e = assert_raise NameError do Object.module_eval "ImaginaryObject" - flunk "No raise!!" - rescue NameError => e - assert e.message.include?("uninitialized constant ImaginaryObject") end + assert_includes "uninitialized constant ImaginaryObject", e.message end def test_loadable_constants_for_path_should_handle_empty_autoloads @@ -451,9 +487,9 @@ class DependenciesTest < ActiveSupport::TestCase nil_name = Module.new def nil_name.name() nil end assert !ActiveSupport::Dependencies.autoloaded?(nil_name) - - Object.class_eval { remove_const :ModuleFolder } end + ensure + remove_constants(:ModuleFolder) end def test_qualified_name_for @@ -511,47 +547,45 @@ class DependenciesTest < ActiveSupport::TestCase assert_kind_of Module, ::ModuleWithCustomConstMissing::A assert_kind_of String, ::ModuleWithCustomConstMissing::A::B end + ensure + remove_constants(:ModuleWithCustomConstMissing) end - def test_const_missing_should_not_double_load - $counting_loaded_times = 0 + def test_const_missing_in_anonymous_modules_loads_top_level_constants with_autoloading_fixtures do - require_dependency '././counting_loader' - assert_equal 1, $counting_loaded_times - assert_raise(NameError) { ActiveSupport::Dependencies.load_missing_constant Object, :CountingLoader } - assert_equal 1, $counting_loaded_times + # class_eval STRING pushes the class to the nesting of the eval'ed code. + klass = Class.new.class_eval "E" + assert_equal E, klass end + ensure + remove_constants(:E) end - def test_const_missing_within_anonymous_module - $counting_loaded_times = 0 - m = Module.new - m.module_eval "def a() CountingLoader; end" - extend m - kls = nil + def test_const_missing_in_anonymous_modules_raises_if_the_constant_belongs_to_Object with_autoloading_fixtures do - kls = nil - assert_nothing_raised { kls = a } - assert_equal "CountingLoader", kls.name - assert_equal 1, $counting_loaded_times + require_dependency 'e' - assert_nothing_raised { kls = a } - assert_equal 1, $counting_loaded_times + mod = Module.new + e = assert_raise(NameError) { mod::E } + assert_equal 'E cannot be autoloaded from an anonymous class or module', e.message + assert_equal :E, e.name end + ensure + remove_constants(:E) end def test_removal_from_tree_should_be_detected with_loading 'dependencies' do c = ServiceOne ActiveSupport::Dependencies.clear - assert ! defined?(ServiceOne) - begin + assert_not defined?(ServiceOne) + e = assert_raise ArgumentError do ActiveSupport::Dependencies.load_missing_constant(c, :FakeMissing) - flunk "Expected exception" - rescue ArgumentError => e - assert_match %r{ServiceOne has been removed from the module tree}i, e.message end + assert_match %r{ServiceOne has been removed from the module tree}i, e.message end + ensure + remove_constants(:ServiceOne) end def test_references_should_work @@ -560,18 +594,21 @@ class DependenciesTest < ActiveSupport::TestCase service_one_first = ServiceOne assert_equal service_one_first, c.get("ServiceOne") ActiveSupport::Dependencies.clear - assert ! defined?(ServiceOne) - + assert_not defined?(ServiceOne) service_one_second = ServiceOne assert_not_equal service_one_first, c.get("ServiceOne") assert_equal service_one_second, c.get("ServiceOne") end + ensure + remove_constants(:ServiceOne) end def test_constantize_shortcut_for_cached_constant_lookups with_loading 'dependencies' do assert_equal ServiceOne, ActiveSupport::Dependencies.constantize("ServiceOne") end + ensure + remove_constants(:ServiceOne) end def test_nested_load_error_isnt_rescued @@ -583,19 +620,20 @@ class DependenciesTest < ActiveSupport::TestCase end def test_autoload_once_paths_do_not_add_to_autoloaded_constants + old_path = ActiveSupport::Dependencies.autoload_once_paths with_autoloading_fixtures do ActiveSupport::Dependencies.autoload_once_paths = ActiveSupport::Dependencies.autoload_paths.dup - assert ! ActiveSupport::Dependencies.autoloaded?("ModuleFolder") - assert ! ActiveSupport::Dependencies.autoloaded?("ModuleFolder::NestedClass") - assert ! ActiveSupport::Dependencies.autoloaded?(ModuleFolder) + assert_not ActiveSupport::Dependencies.autoloaded?("ModuleFolder") + assert_not ActiveSupport::Dependencies.autoloaded?("ModuleFolder::NestedClass") + assert_not ActiveSupport::Dependencies.autoloaded?(ModuleFolder) 1 if ModuleFolder::NestedClass # 1 if to avoid warning - assert ! ActiveSupport::Dependencies.autoloaded?(ModuleFolder::NestedClass) + assert_not ActiveSupport::Dependencies.autoloaded?(ModuleFolder::NestedClass) end ensure - Object.class_eval { remove_const :ModuleFolder } - ActiveSupport::Dependencies.autoload_once_paths = [] + remove_constants(:ModuleFolder) + ActiveSupport::Dependencies.autoload_once_paths = old_path end def test_autoload_once_pathnames_do_not_add_to_autoloaded_constants @@ -604,15 +642,15 @@ class DependenciesTest < ActiveSupport::TestCase ActiveSupport::Dependencies.autoload_paths = pathnames ActiveSupport::Dependencies.autoload_once_paths = pathnames - assert ! ActiveSupport::Dependencies.autoloaded?("ModuleFolder") - assert ! ActiveSupport::Dependencies.autoloaded?("ModuleFolder::NestedClass") - assert ! ActiveSupport::Dependencies.autoloaded?(ModuleFolder) + assert_not ActiveSupport::Dependencies.autoloaded?("ModuleFolder") + assert_not ActiveSupport::Dependencies.autoloaded?("ModuleFolder::NestedClass") + assert_not ActiveSupport::Dependencies.autoloaded?(ModuleFolder) 1 if ModuleFolder::NestedClass # 1 if to avoid warning - assert ! ActiveSupport::Dependencies.autoloaded?(ModuleFolder::NestedClass) + assert_not ActiveSupport::Dependencies.autoloaded?(ModuleFolder::NestedClass) end ensure - Object.class_eval { remove_const :ModuleFolder } + remove_constants(:ModuleFolder) ActiveSupport::Dependencies.autoload_once_paths = [] end @@ -622,6 +660,8 @@ class DependenciesTest < ActiveSupport::TestCase assert_equal 10, ApplicationController assert ActiveSupport::Dependencies.autoloaded?(:ApplicationController) end + ensure + remove_constants(:ApplicationController) end def test_preexisting_constants_are_not_marked_as_autoloaded @@ -637,9 +677,18 @@ class DependenciesTest < ActiveSupport::TestCase assert ! ActiveSupport::Dependencies.autoloaded?(:E), "E shouldn't be marked autoloaded!" ActiveSupport::Dependencies.clear end + ensure + remove_constants(:E) + end + def test_constants_in_capitalized_nesting_marked_as_autoloaded + with_autoloading_fixtures do + ActiveSupport::Dependencies.load_missing_constant(HTML, "SomeClass") + + assert ActiveSupport::Dependencies.autoloaded?("HTML::SomeClass") + end ensure - Object.class_eval { remove_const :E } + remove_constants(:HTML) end def test_unloadable @@ -670,7 +719,7 @@ class DependenciesTest < ActiveSupport::TestCase assert_equal false, M.unloadable end ensure - Object.class_eval { remove_const :M } + remove_constants(:M) end def test_unloadable_constants_should_receive_callback @@ -681,7 +730,7 @@ class DependenciesTest < ActiveSupport::TestCase ActiveSupport::Dependencies.clear assert !defined?(C) ensure - Object.class_eval { remove_const :C } if defined?(C) + remove_constants(:C) end def test_new_contants_in_without_constants @@ -695,7 +744,7 @@ class DependenciesTest < ActiveSupport::TestCase }.map(&:to_s) assert ActiveSupport::Dependencies.constant_watch_stack.all? {|k,v| v.empty? } ensure - Object.class_eval { remove_const :Hello } + remove_constants(:Hello) end def test_new_constants_in_with_nesting @@ -712,9 +761,7 @@ class DependenciesTest < ActiveSupport::TestCase assert_equal ["OuterAfter", "OuterBefore"], outer.sort.map(&:to_s) assert ActiveSupport::Dependencies.constant_watch_stack.all? {|k,v| v.empty? } ensure - %w(OuterBefore Inner OuterAfter).each do |name| - Object.class_eval { remove_const name if const_defined?(name) } - end + remove_constants(:OuterBefore, :Inner, :OuterAfter) end def test_new_constants_in_module @@ -733,7 +780,7 @@ class DependenciesTest < ActiveSupport::TestCase assert_equal ["M::OuterAfter", "M::OuterBefore"], outer.sort assert ActiveSupport::Dependencies.constant_watch_stack.all? {|k,v| v.empty? } ensure - Object.class_eval { remove_const :M } + remove_constants(:M) end def test_new_constants_in_module_using_name @@ -751,7 +798,7 @@ class DependenciesTest < ActiveSupport::TestCase assert_equal ["M::OuterAfter", "M::OuterBefore"], outer.sort assert ActiveSupport::Dependencies.constant_watch_stack.all? {|k,v| v.empty? } ensure - Object.class_eval { remove_const :M } + remove_constants(:M) end def test_new_constants_in_with_inherited_constants @@ -769,26 +816,27 @@ class DependenciesTest < ActiveSupport::TestCase def test_file_with_multiple_constants_and_require_dependency with_autoloading_fixtures do - assert ! defined?(MultipleConstantFile) - assert ! defined?(SiblingConstant) + assert_not defined?(MultipleConstantFile) + assert_not defined?(SiblingConstant) require_dependency 'multiple_constant_file' assert defined?(MultipleConstantFile) assert defined?(SiblingConstant) assert ActiveSupport::Dependencies.autoloaded?(:MultipleConstantFile) assert ActiveSupport::Dependencies.autoloaded?(:SiblingConstant) - ActiveSupport::Dependencies.clear - assert ! defined?(MultipleConstantFile) - assert ! defined?(SiblingConstant) + assert_not defined?(MultipleConstantFile) + assert_not defined?(SiblingConstant) end + ensure + remove_constants(:MultipleConstantFile, :SiblingConstant) end def test_file_with_multiple_constants_and_auto_loading with_autoloading_fixtures do - assert ! defined?(MultipleConstantFile) - assert ! defined?(SiblingConstant) + assert_not defined?(MultipleConstantFile) + assert_not defined?(SiblingConstant) assert_equal 10, MultipleConstantFile @@ -799,15 +847,17 @@ class DependenciesTest < ActiveSupport::TestCase ActiveSupport::Dependencies.clear - assert ! defined?(MultipleConstantFile) - assert ! defined?(SiblingConstant) + assert_not defined?(MultipleConstantFile) + assert_not defined?(SiblingConstant) end + ensure + remove_constants(:MultipleConstantFile, :SiblingConstant) end def test_nested_file_with_multiple_constants_and_require_dependency with_autoloading_fixtures do - assert ! defined?(ClassFolder::NestedClass) - assert ! defined?(ClassFolder::SiblingClass) + assert_not defined?(ClassFolder::NestedClass) + assert_not defined?(ClassFolder::SiblingClass) require_dependency 'class_folder/nested_class' @@ -818,15 +868,17 @@ class DependenciesTest < ActiveSupport::TestCase ActiveSupport::Dependencies.clear - assert ! defined?(ClassFolder::NestedClass) - assert ! defined?(ClassFolder::SiblingClass) + assert_not defined?(ClassFolder::NestedClass) + assert_not defined?(ClassFolder::SiblingClass) end + ensure + remove_constants(:ClassFolder) end def test_nested_file_with_multiple_constants_and_auto_loading with_autoloading_fixtures do - assert ! defined?(ClassFolder::NestedClass) - assert ! defined?(ClassFolder::SiblingClass) + assert_not defined?(ClassFolder::NestedClass) + assert_not defined?(ClassFolder::SiblingClass) assert_kind_of Class, ClassFolder::NestedClass @@ -837,9 +889,11 @@ class DependenciesTest < ActiveSupport::TestCase ActiveSupport::Dependencies.clear - assert ! defined?(ClassFolder::NestedClass) - assert ! defined?(ClassFolder::SiblingClass) + assert_not defined?(ClassFolder::NestedClass) + assert_not defined?(ClassFolder::SiblingClass) end + ensure + remove_constants(:ClassFolder) end def test_autoload_doesnt_shadow_no_method_error_with_relative_constant @@ -850,9 +904,8 @@ class DependenciesTest < ActiveSupport::TestCase assert !defined?(::RaisesNoMethodError), "::RaisesNoMethodError is defined but it should have failed!" end end - ensure - Object.class_eval { remove_const :RaisesNoMethodError if const_defined?(:RaisesNoMethodError) } + remove_constants(:RaisesNoMethodError) end def test_autoload_doesnt_shadow_no_method_error_with_absolute_constant @@ -863,9 +916,8 @@ class DependenciesTest < ActiveSupport::TestCase assert !defined?(::RaisesNoMethodError), "::RaisesNoMethodError is defined but it should have failed!" end end - ensure - Object.class_eval { remove_const :RaisesNoMethodError if const_defined?(:RaisesNoMethodError) } + remove_constants(:RaisesNoMethodError) end def test_autoload_doesnt_shadow_error_when_mechanism_not_set_to_load @@ -875,18 +927,17 @@ class DependenciesTest < ActiveSupport::TestCase assert_raise(NameError) { assert_equal 123, ::RaisesNameError::FooBarBaz } end end + ensure + remove_constants(:RaisesNameError) end def test_autoload_doesnt_shadow_name_error with_autoloading_fixtures do - Object.send(:remove_const, :RaisesNameError) if defined?(::RaisesNameError) - 2.times do |i| - begin + 2.times do + e = assert_raise NameError do ::RaisesNameError::FooBarBaz.object_id - flunk 'should have raised NameError when autoloaded file referenced FooBarBaz' - rescue NameError => e - assert_equal 'uninitialized constant RaisesNameError::FooBarBaz', e.message end + assert_equal 'uninitialized constant RaisesNameError::FooBarBaz', e.message assert !defined?(::RaisesNameError), "::RaisesNameError is defined but it should have failed!" end @@ -896,19 +947,20 @@ class DependenciesTest < ActiveSupport::TestCase assert !defined?(::RaisesNameError), "::RaisesNameError is defined but it should have failed!" end end - ensure - Object.class_eval { remove_const :RaisesNoMethodError if const_defined?(:RaisesNoMethodError) } + remove_constants(:RaisesNameError) end def test_remove_constant_handles_double_colon_at_start Object.const_set 'DeleteMe', Module.new DeleteMe.const_set 'OrMe', Module.new ActiveSupport::Dependencies.remove_constant "::DeleteMe::OrMe" - assert ! defined?(DeleteMe::OrMe) + assert_not defined?(DeleteMe::OrMe) assert defined?(DeleteMe) ActiveSupport::Dependencies.remove_constant "::DeleteMe" - assert ! defined?(DeleteMe) + assert_not defined?(DeleteMe) + ensure + remove_constants(:DeleteMe) end def test_remove_constant_does_not_trigger_loading_autoloads @@ -918,56 +970,85 @@ class DependenciesTest < ActiveSupport::TestCase end assert_nil ActiveSupport::Dependencies.remove_constant(constant), "Kernel#autoload has been triggered by remove_constant" - assert !defined?(ShouldNotBeAutoloaded) + assert_not defined?(ShouldNotBeAutoloaded) + ensure + remove_constants(constant) end def test_remove_constant_does_not_autoload_already_removed_parents_as_a_side_effect with_autoloading_fixtures do - silence_warnings do - ::A - ::A::B - end + _ = ::A # assignment to silence parse-time warning "possibly useless use of :: in void context" + _ = ::A::B # assignment to silence parse-time warning "possibly useless use of :: in void context" ActiveSupport::Dependencies.remove_constant('A') ActiveSupport::Dependencies.remove_constant('A::B') - assert !defined?(A) + assert_not defined?(A) end + ensure + remove_constants(:A) end def test_load_once_constants_should_not_be_unloaded + old_path = ActiveSupport::Dependencies.autoload_once_paths with_autoloading_fixtures do ActiveSupport::Dependencies.autoload_once_paths = ActiveSupport::Dependencies.autoload_paths - silence_warnings do - ::A - end + _ = ::A # assignment to silence parse-time warning "possibly useless use of :: in void context" assert defined?(A) ActiveSupport::Dependencies.clear assert defined?(A) end ensure - ActiveSupport::Dependencies.autoload_once_paths = [] - Object.class_eval { remove_const :A if const_defined?(:A) } + ActiveSupport::Dependencies.autoload_once_paths = old_path + remove_constants(:A) + end + + def test_access_unloaded_constants_for_reload + with_autoloading_fixtures do + assert_kind_of Module, A + assert_kind_of Class, A::B # Necessary to load A::B for the test + ActiveSupport::Dependencies.mark_for_unload(A::B) + ActiveSupport::Dependencies.remove_unloadable_constants! + + A::B # Make sure no circular dependency error + end + ensure + remove_constants(:A) end + def test_autoload_once_paths_should_behave_when_recursively_loading + old_path = ActiveSupport::Dependencies.autoload_once_paths with_loading 'dependencies', 'autoloading_fixtures' do ActiveSupport::Dependencies.autoload_once_paths = [ActiveSupport::Dependencies.autoload_paths.last] - assert !defined?(CrossSiteDependency) + assert_not defined?(CrossSiteDependency) assert_nothing_raised { CrossSiteDepender.nil? } assert defined?(CrossSiteDependency) - assert !ActiveSupport::Dependencies.autoloaded?(CrossSiteDependency), + assert_not ActiveSupport::Dependencies.autoloaded?(CrossSiteDependency), "CrossSiteDependency shouldn't be marked as autoloaded!" ActiveSupport::Dependencies.clear assert defined?(CrossSiteDependency), "CrossSiteDependency shouldn't have been unloaded!" end ensure - ActiveSupport::Dependencies.autoload_once_paths = [] + ActiveSupport::Dependencies.autoload_once_paths = old_path + remove_constants(:CrossSiteDependency) end def test_hook_called_multiple_times assert_nothing_raised { ActiveSupport::Dependencies.hook! } end + def test_load_and_require_stay_private + assert Object.private_methods.include?(:load) + assert Object.private_methods.include?(:require) + + ActiveSupport::Dependencies.unhook! + + assert Object.private_methods.include?(:load) + assert Object.private_methods.include?(:require) + ensure + ActiveSupport::Dependencies.hook! + end + def test_unhook ActiveSupport::Dependencies.unhook! assert !Module.new.respond_to?(:const_missing_without_dependencies) @@ -975,11 +1056,4 @@ class DependenciesTest < ActiveSupport::TestCase ensure ActiveSupport::Dependencies.hook! end - -private - def remove_constants(*constants) - constants.each do |constant| - Object.send(:remove_const, constant) if Object.const_defined?(constant) - end - end end |