From 02039e9752bcb214c2ad85859ecf47dcbb892225 Mon Sep 17 00:00:00 2001 From: laserlemon Date: Mon, 11 Oct 2010 21:21:40 -0400 Subject: Ensure that HashWithIndifferentAccess duplication preserves class (for sublclasses) and default value [#5724 state:resolved] Signed-off-by: Santiago Pastorino --- .../lib/active_support/hash_with_indifferent_access.rb | 6 ++++-- activesupport/test/core_ext/hash_ext_test.rb | 15 ++++++++++++++- 2 files changed, 18 insertions(+), 3 deletions(-) diff --git a/activesupport/lib/active_support/hash_with_indifferent_access.rb b/activesupport/lib/active_support/hash_with_indifferent_access.rb index c406dd3c2e..06dd18966e 100644 --- a/activesupport/lib/active_support/hash_with_indifferent_access.rb +++ b/activesupport/lib/active_support/hash_with_indifferent_access.rb @@ -28,7 +28,7 @@ module ActiveSupport end def self.new_from_hash_copying_default(hash) - ActiveSupport::HashWithIndifferentAccess.new(hash).tap do |new_hash| + new(hash).tap do |new_hash| new_hash.default = hash.default end end @@ -97,7 +97,9 @@ module ActiveSupport # Returns an exact copy of the hash. def dup - HashWithIndifferentAccess.new(self) + self.class.new(self).tap do |new_hash| + new_hash.default = default + end end # Merges the instantized and the specified hashes together, giving precedence to the values from the second hash diff --git a/activesupport/test/core_ext/hash_ext_test.rb b/activesupport/test/core_ext/hash_ext_test.rb index cdf27ba35a..03fbee93a2 100644 --- a/activesupport/test/core_ext/hash_ext_test.rb +++ b/activesupport/test/core_ext/hash_ext_test.rb @@ -6,6 +6,9 @@ require 'active_support/ordered_hash' require 'active_support/core_ext/object/conversions' class HashExtTest < Test::Unit::TestCase + class IndifferentHash < HashWithIndifferentAccess + end + def setup @strings = { 'a' => 1, 'b' => 2 } @symbols = { :a => 1, :b => 2 } @@ -267,7 +270,6 @@ class HashExtTest < Test::Unit::TestCase assert_equal 1, h['first'] end - def test_indifferent_subhashes h = {'user' => {'id' => 5}}.with_indifferent_access ['user', :user].each {|user| [:id, 'id'].each {|id| assert_equal 5, h[user][id], "h[#{user.inspect}][#{id.inspect}] should be 5"}} @@ -276,6 +278,17 @@ class HashExtTest < Test::Unit::TestCase ['user', :user].each {|user| [:id, 'id'].each {|id| assert_equal 5, h[user][id], "h[#{user.inspect}][#{id.inspect}] should be 5"}} end + def test_indifferent_duplication + # Should preserve default value + h = HashWithIndifferentAccess.new + h.default = '1234' + assert_equal h.default, h.dup.default + + # Should preserve class for subclasses + h = IndifferentHash.new + assert_equal h.class, h.dup.class + end + def test_assert_valid_keys assert_nothing_raised do { :failure => "stuff", :funny => "business" }.assert_valid_keys([ :failure, :funny ]) -- cgit v1.2.3