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@@ -1,5 +1,7 @@
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 *SVN*
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+* InstanceTag#default_time_from_options with hash args uses Time.current as default; respects hash settings when time falls in system local spring DST gap [Geoff Buesing]
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+
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 * select_date defaults to Time.zone.today when config.time_zone is set [Geoff Buesing]
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 * Fixed that TextHelper#text_field would corrypt when raw HTML was used as the value (mchenryc, Kevin Glowacz) [#80]

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@@ -683,12 +683,13 @@ module ActionView
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               default[:min] ||= default[:minute]
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               default[:sec] ||= default[:second]
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+              time = Time.current
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+                
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               [:year, :month, :day, :hour, :min, :sec].each do |key|
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-                default[key] ||= Time.now.send(key)
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+                default[key] ||= time.send(key)
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               end
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-              Time.mktime(default[:year], default[:month], default[:day],
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-                          default[:hour], default[:min],   default[:sec])
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+              Time.utc(default[:year], default[:month], default[:day], default[:hour], default[:min], default[:sec])
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             end
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         end
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     end

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@@ -1708,4 +1708,27 @@ class DateHelperTest < ActionView::TestCase
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     assert_dom_equal expected, datetime_select("post", "updated_at", {}, :class => 'selector')
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   end
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+  uses_mocha 'TestInstanceTagDefaultTimeFromOptions' do
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+    def test_instance_tag_default_time_from_options_uses_time_current_as_default_when_hash_passed_as_arg
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+      dummy_instance_tag = ActionView::Helpers::InstanceTag.new(1,2,3)
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+      Time.expects(:current).returns Time.now
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+      dummy_instance_tag.send!(:default_time_from_options, :hour => 2)
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+    end
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+
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+    def test_instance_tag_default_time_from_options_respects_hash_arg_settings_when_time_falls_in_system_local_dst_spring_gap
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+      with_env_tz('US/Central') do
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+        dummy_instance_tag = ActionView::Helpers::InstanceTag.new(1,2,3)
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+        Time.stubs(:now).returns Time.local(2006, 4, 2, 1)
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+        assert_equal 2, dummy_instance_tag.send!(:default_time_from_options, :hour => 2).hour
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+      end
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+    end
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+  end
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+  
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+  protected
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+    def with_env_tz(new_tz = 'US/Eastern')
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+      old_tz, ENV['TZ'] = ENV['TZ'], new_tz
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+      yield
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+    ensure
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+      old_tz ? ENV['TZ'] = old_tz : ENV.delete('TZ')
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+    end  
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 end